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# Copyright (C) 2005, 2006, 2007 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# TODO: Perhaps there should be an API to find out if bzr running under the
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# test suite -- some plugins might want to avoid making intrusive changes if
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# this is the case. However, we want behaviour under to test to diverge as
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# little as possible, so this should be used rarely if it's added at all.
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# (Suggestion from j-a-meinel, 2005-11-24)
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# NOTE: Some classes in here use camelCaseNaming() rather than
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# underscore_naming(). That's for consistency with unittest; it's not the
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# general style of bzrlib. Please continue that consistency when adding e.g.
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# new assertFoo() methods.
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from cStringIO import StringIO
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from pprint import pformat
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from subprocess import Popen, PIPE
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import bzrlib.commands
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import bzrlib.timestamp
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import bzrlib.inventory
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import bzrlib.iterablefile
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# lsprof not available
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from bzrlib.merge import merge_inner
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from bzrlib.revision import common_ancestor
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from bzrlib import symbol_versioning
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from bzrlib.symbol_versioning import (
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from bzrlib.transport import get_transport
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import bzrlib.transport
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from bzrlib.transport.local import LocalURLServer
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from bzrlib.transport.memory import MemoryServer
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from bzrlib.transport.readonly import ReadonlyServer
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from bzrlib.trace import mutter, note
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from bzrlib.tests import TestUtil
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from bzrlib.tests.HttpServer import HttpServer
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from bzrlib.tests.TestUtil import (
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from bzrlib.tests.treeshape import build_tree_contents
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from bzrlib.workingtree import WorkingTree, WorkingTreeFormat2
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# Mark this python module as being part of the implementation
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# of unittest: this gives us better tracebacks where the last
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# shown frame is the test code, not our assertXYZ.
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default_transport = LocalURLServer
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MODULES_TO_DOCTEST = [
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def packages_to_test():
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"""Return a list of packages to test.
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The packages are not globally imported so that import failures are
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triggered when running selftest, not when importing the command.
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import bzrlib.tests.blackbox
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import bzrlib.tests.branch_implementations
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import bzrlib.tests.bzrdir_implementations
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import bzrlib.tests.commands
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import bzrlib.tests.interrepository_implementations
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import bzrlib.tests.interversionedfile_implementations
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import bzrlib.tests.intertree_implementations
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import bzrlib.tests.per_lock
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import bzrlib.tests.repository_implementations
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import bzrlib.tests.revisionstore_implementations
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import bzrlib.tests.tree_implementations
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import bzrlib.tests.workingtree_implementations
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bzrlib.tests.blackbox,
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bzrlib.tests.branch_implementations,
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bzrlib.tests.bzrdir_implementations,
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bzrlib.tests.commands,
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bzrlib.tests.interrepository_implementations,
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bzrlib.tests.interversionedfile_implementations,
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bzrlib.tests.intertree_implementations,
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bzrlib.tests.per_lock,
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bzrlib.tests.repository_implementations,
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bzrlib.tests.revisionstore_implementations,
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bzrlib.tests.tree_implementations,
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bzrlib.tests.workingtree_implementations,
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class ExtendedTestResult(unittest._TextTestResult):
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"""Accepts, reports and accumulates the results of running tests.
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Compared to this unittest version this class adds support for profiling,
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benchmarking, stopping as soon as a test fails, and skipping tests.
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There are further-specialized subclasses for different types of display.
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def __init__(self, stream, descriptions, verbosity,
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"""Construct new TestResult.
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:param bench_history: Optionally, a writable file object to accumulate
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unittest._TextTestResult.__init__(self, stream, descriptions, verbosity)
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if bench_history is not None:
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from bzrlib.version import _get_bzr_source_tree
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src_tree = _get_bzr_source_tree()
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revision_id = src_tree.get_parent_ids()[0]
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# XXX: if this is a brand new tree, do the same as if there
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# XXX: If there's no branch, what should we do?
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bench_history.write("--date %s %s\n" % (time.time(), revision_id))
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self._bench_history = bench_history
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self.ui = ui.ui_factory
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self.num_tests = num_tests
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self.failure_count = 0
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self.known_failure_count = 0
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self.unsupported = {}
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self._overall_start_time = time.time()
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def extractBenchmarkTime(self, testCase):
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"""Add a benchmark time for the current test case."""
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self._benchmarkTime = getattr(testCase, "_benchtime", None)
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def _elapsedTestTimeString(self):
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"""Return a time string for the overall time the current test has taken."""
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return self._formatTime(time.time() - self._start_time)
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def _testTimeString(self):
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if self._benchmarkTime is not None:
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self._formatTime(self._benchmarkTime),
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self._elapsedTestTimeString())
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return " %s" % self._elapsedTestTimeString()
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def _formatTime(self, seconds):
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"""Format seconds as milliseconds with leading spaces."""
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# some benchmarks can take thousands of seconds to run, so we need 8
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return "%8dms" % (1000 * seconds)
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def _shortened_test_description(self, test):
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what = re.sub(r'^bzrlib\.(tests|benchmarks)\.', '', what)
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def startTest(self, test):
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unittest.TestResult.startTest(self, test)
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self.report_test_start(test)
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test.number = self.count
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self._recordTestStartTime()
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def _recordTestStartTime(self):
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"""Record that a test has started."""
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self._start_time = time.time()
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def _cleanupLogFile(self, test):
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# We can only do this if we have one of our TestCases, not if
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setKeepLogfile = getattr(test, 'setKeepLogfile', None)
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if setKeepLogfile is not None:
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def addError(self, test, err):
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self.extractBenchmarkTime(test)
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self._cleanupLogFile(test)
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if isinstance(err[1], TestSkipped):
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return self.addSkipped(test, err)
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elif isinstance(err[1], UnavailableFeature):
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return self.addNotSupported(test, err[1].args[0])
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unittest.TestResult.addError(self, test, err)
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self.error_count += 1
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self.report_error(test, err)
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def addFailure(self, test, err):
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self._cleanupLogFile(test)
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self.extractBenchmarkTime(test)
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if isinstance(err[1], KnownFailure):
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return self.addKnownFailure(test, err)
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unittest.TestResult.addFailure(self, test, err)
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self.failure_count += 1
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self.report_failure(test, err)
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def addKnownFailure(self, test, err):
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self.known_failure_count += 1
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self.report_known_failure(test, err)
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def addNotSupported(self, test, feature):
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self.unsupported.setdefault(str(feature), 0)
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self.unsupported[str(feature)] += 1
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self.report_unsupported(test, feature)
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def addSuccess(self, test):
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self.extractBenchmarkTime(test)
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if self._bench_history is not None:
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if self._benchmarkTime is not None:
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self._bench_history.write("%s %s\n" % (
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self._formatTime(self._benchmarkTime),
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self.report_success(test)
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unittest.TestResult.addSuccess(self, test)
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def addSkipped(self, test, skip_excinfo):
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self.report_skip(test, skip_excinfo)
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# seems best to treat this as success from point-of-view of unittest
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# -- it actually does nothing so it barely matters :)
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except KeyboardInterrupt:
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self.addError(test, test.__exc_info())
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unittest.TestResult.addSuccess(self, test)
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def printErrorList(self, flavour, errors):
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for test, err in errors:
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self.stream.writeln(self.separator1)
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self.stream.write("%s: " % flavour)
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self.stream.writeln(self.getDescription(test))
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if getattr(test, '_get_log', None) is not None:
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print >>self.stream, \
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('vvvv[log from %s]' % test.id()).ljust(78,'-')
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print >>self.stream, test._get_log()
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print >>self.stream, \
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('^^^^[log from %s]' % test.id()).ljust(78,'-')
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self.stream.writeln(self.separator2)
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self.stream.writeln("%s" % err)
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def report_cleaning_up(self):
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def report_success(self, test):
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def wasStrictlySuccessful(self):
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if self.unsupported or self.known_failure_count:
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return self.wasSuccessful()
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class TextTestResult(ExtendedTestResult):
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"""Displays progress and results of tests in text form"""
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def __init__(self, stream, descriptions, verbosity,
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ExtendedTestResult.__init__(self, stream, descriptions, verbosity,
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bench_history, num_tests)
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self.pb = self.ui.nested_progress_bar()
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self._supplied_pb = False
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self._supplied_pb = True
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self.pb.show_pct = False
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self.pb.show_spinner = False
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self.pb.show_eta = False,
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self.pb.show_count = False
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self.pb.show_bar = False
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def report_starting(self):
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self.pb.update('[test 0/%d] starting...' % (self.num_tests))
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def _progress_prefix_text(self):
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a = '[%d' % self.count
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if self.num_tests is not None:
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a +='/%d' % self.num_tests
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a += ' in %ds' % (time.time() - self._overall_start_time)
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a += ', %d errors' % self.error_count
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if self.failure_count:
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a += ', %d failed' % self.failure_count
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if self.known_failure_count:
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a += ', %d known failures' % self.known_failure_count
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a += ', %d skipped' % self.skip_count
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a += ', %d missing features' % len(self.unsupported)
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def report_test_start(self, test):
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self._progress_prefix_text()
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+ self._shortened_test_description(test))
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def _test_description(self, test):
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return self._shortened_test_description(test)
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def report_error(self, test, err):
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self.pb.note('ERROR: %s\n %s\n',
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self._test_description(test),
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def report_failure(self, test, err):
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self.pb.note('FAIL: %s\n %s\n',
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self._test_description(test),
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def report_known_failure(self, test, err):
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self.pb.note('XFAIL: %s\n%s\n',
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self._test_description(test), err[1])
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def report_skip(self, test, skip_excinfo):
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# at the moment these are mostly not things we can fix
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# and so they just produce stipple; use the verbose reporter
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# show test and reason for skip
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self.pb.note('SKIP: %s\n %s\n',
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self._shortened_test_description(test),
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# since the class name was left behind in the still-visible
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self.pb.note('SKIP: %s', skip_excinfo[1])
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def report_unsupported(self, test, feature):
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"""test cannot be run because feature is missing."""
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def report_cleaning_up(self):
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self.pb.update('cleaning up...')
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if not self._supplied_pb:
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class VerboseTestResult(ExtendedTestResult):
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"""Produce long output, with one line per test run plus times"""
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def _ellipsize_to_right(self, a_string, final_width):
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"""Truncate and pad a string, keeping the right hand side"""
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if len(a_string) > final_width:
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result = '...' + a_string[3-final_width:]
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return result.ljust(final_width)
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def report_starting(self):
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self.stream.write('running %d tests...\n' % self.num_tests)
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def report_test_start(self, test):
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name = self._shortened_test_description(test)
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# width needs space for 6 char status, plus 1 for slash, plus 2 10-char
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# numbers, plus a trailing blank
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# when NUMBERED_DIRS: plus 5 chars on test number, plus 1 char on space
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self.stream.write(self._ellipsize_to_right(name,
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osutils.terminal_width()-30))
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def _error_summary(self, err):
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return '%s%s' % (indent, err[1])
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def report_error(self, test, err):
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self.stream.writeln('ERROR %s\n%s'
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% (self._testTimeString(),
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self._error_summary(err)))
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def report_failure(self, test, err):
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self.stream.writeln(' FAIL %s\n%s'
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% (self._testTimeString(),
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self._error_summary(err)))
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def report_known_failure(self, test, err):
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self.stream.writeln('XFAIL %s\n%s'
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% (self._testTimeString(),
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self._error_summary(err)))
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def report_success(self, test):
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self.stream.writeln(' OK %s' % self._testTimeString())
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for bench_called, stats in getattr(test, '_benchcalls', []):
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self.stream.writeln('LSProf output for %s(%s, %s)' % bench_called)
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stats.pprint(file=self.stream)
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# flush the stream so that we get smooth output. This verbose mode is
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# used to show the output in PQM.
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def report_skip(self, test, skip_excinfo):
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self.stream.writeln(' SKIP %s\n%s'
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% (self._testTimeString(),
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self._error_summary(skip_excinfo)))
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def report_unsupported(self, test, feature):
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"""test cannot be run because feature is missing."""
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self.stream.writeln("NODEP %s\n The feature '%s' is not available."
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%(self._testTimeString(), feature))
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class TextTestRunner(object):
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stop_on_failure = False
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self.stream = unittest._WritelnDecorator(stream)
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self.descriptions = descriptions
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self.verbosity = verbosity
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self._bench_history = bench_history
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self.list_only = list_only
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"Run the given test case or test suite."
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startTime = time.time()
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if self.verbosity == 1:
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result_class = TextTestResult
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elif self.verbosity >= 2:
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result_class = VerboseTestResult
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result = result_class(self.stream,
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bench_history=self._bench_history,
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num_tests=test.countTestCases(),
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result.stop_early = self.stop_on_failure
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result.report_starting()
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if self.verbosity >= 2:
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self.stream.writeln("Listing tests only ...\n")
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for t in iter_suite_tests(test):
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self.stream.writeln("%s" % (t.id()))
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actionTaken = "Listed"
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run = result.testsRun
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stopTime = time.time()
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timeTaken = stopTime - startTime
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self.stream.writeln(result.separator2)
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self.stream.writeln("%s %d test%s in %.3fs" % (actionTaken,
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run, run != 1 and "s" or "", timeTaken))
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self.stream.writeln()
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if not result.wasSuccessful():
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self.stream.write("FAILED (")
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failed, errored = map(len, (result.failures, result.errors))
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self.stream.write("failures=%d" % failed)
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if failed: self.stream.write(", ")
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self.stream.write("errors=%d" % errored)
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if result.known_failure_count:
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if failed or errored: self.stream.write(", ")
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self.stream.write("known_failure_count=%d" %
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result.known_failure_count)
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self.stream.writeln(")")
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if result.known_failure_count:
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self.stream.writeln("OK (known_failures=%d)" %
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result.known_failure_count)
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self.stream.writeln("OK")
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if result.skip_count > 0:
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skipped = result.skip_count
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self.stream.writeln('%d test%s skipped' %
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(skipped, skipped != 1 and "s" or ""))
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if result.unsupported:
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for feature, count in sorted(result.unsupported.items()):
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self.stream.writeln("Missing feature '%s' skipped %d tests." %
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def iter_suite_tests(suite):
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"""Return all tests in a suite, recursing through nested suites"""
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for item in suite._tests:
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if isinstance(item, unittest.TestCase):
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elif isinstance(item, unittest.TestSuite):
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for r in iter_suite_tests(item):
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raise Exception('unknown object %r inside test suite %r'
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class TestSkipped(Exception):
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"""Indicates that a test was intentionally skipped, rather than failing."""
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class KnownFailure(AssertionError):
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"""Indicates that a test failed in a precisely expected manner.
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Such failures dont block the whole test suite from passing because they are
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indicators of partially completed code or of future work. We have an
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explicit error for them so that we can ensure that they are always visible:
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KnownFailures are always shown in the output of bzr selftest.
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class UnavailableFeature(Exception):
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"""A feature required for this test was not available.
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The feature should be used to construct the exception.
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class CommandFailed(Exception):
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class StringIOWrapper(object):
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"""A wrapper around cStringIO which just adds an encoding attribute.
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Internally we can check sys.stdout to see what the output encoding
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should be. However, cStringIO has no encoding attribute that we can
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set. So we wrap it instead.
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def __init__(self, s=None):
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self.__dict__['_cstring'] = StringIO(s)
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self.__dict__['_cstring'] = StringIO()
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def __getattr__(self, name, getattr=getattr):
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return getattr(self.__dict__['_cstring'], name)
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def __setattr__(self, name, val):
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if name == 'encoding':
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self.__dict__['encoding'] = val
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return setattr(self._cstring, name, val)
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class TestUIFactory(ui.CLIUIFactory):
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"""A UI Factory for testing.
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Hide the progress bar but emit note()s.
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Allows get_password to be tested without real tty attached.
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super(TestUIFactory, self).__init__()
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if stdin is not None:
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# We use a StringIOWrapper to be able to test various
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# encodings, but the user is still responsible to
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# encode the string and to set the encoding attribute
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# of StringIOWrapper.
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self.stdin = StringIOWrapper(stdin)
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self.stdout = sys.stdout
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self.stderr = sys.stderr
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"""See progress.ProgressBar.clear()."""
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def clear_term(self):
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"""See progress.ProgressBar.clear_term()."""
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def clear_term(self):
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"""See progress.ProgressBar.clear_term()."""
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"""See progress.ProgressBar.finished()."""
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def note(self, fmt_string, *args, **kwargs):
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"""See progress.ProgressBar.note()."""
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self.stdout.write((fmt_string + "\n") % args)
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def progress_bar(self):
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def nested_progress_bar(self):
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def update(self, message, count=None, total=None):
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"""See progress.ProgressBar.update()."""
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def get_non_echoed_password(self, prompt):
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"""Get password from stdin without trying to handle the echo mode"""
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self.stdout.write(prompt.encode(self.stdout.encoding, 'replace'))
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password = self.stdin.readline()
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if password[-1] == '\n':
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password = password[:-1]
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class TestCase(unittest.TestCase):
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"""Base class for bzr unit tests.
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Tests that need access to disk resources should subclass
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TestCaseInTempDir not TestCase.
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Error and debug log messages are redirected from their usual
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location into a temporary file, the contents of which can be
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retrieved by _get_log(). We use a real OS file, not an in-memory object,
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so that it can also capture file IO. When the test completes this file
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is read into memory and removed from disk.
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There are also convenience functions to invoke bzr's command-line
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routine, and to build and check bzr trees.
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In addition to the usual method of overriding tearDown(), this class also
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allows subclasses to register functions into the _cleanups list, which is
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run in order as the object is torn down. It's less likely this will be
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accidentally overlooked.
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_log_file_name = None
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_keep_log_file = False
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# record lsprof data when performing benchmark calls.
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_gather_lsprof_in_benchmarks = False
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def __init__(self, methodName='testMethod'):
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super(TestCase, self).__init__(methodName)
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unittest.TestCase.setUp(self)
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self._cleanEnvironment()
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bzrlib.trace.disable_default_logging()
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self._benchcalls = []
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self._benchtime = None
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self._clear_debug_flags()
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def _clear_debug_flags(self):
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"""Prevent externally set debug flags affecting tests.
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Tests that want to use debug flags can just set them in the
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debug_flags set during setup/teardown.
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self._preserved_debug_flags = set(debug.debug_flags)
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debug.debug_flags.clear()
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self.addCleanup(self._restore_debug_flags)
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def _clear_hooks(self):
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# prevent hooks affecting tests
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import bzrlib.smart.server
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self._preserved_hooks = {
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bzrlib.branch.Branch: bzrlib.branch.Branch.hooks,
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bzrlib.smart.server.SmartTCPServer: bzrlib.smart.server.SmartTCPServer.hooks,
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self.addCleanup(self._restoreHooks)
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# reset all hooks to an empty instance of the appropriate type
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bzrlib.branch.Branch.hooks = bzrlib.branch.BranchHooks()
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bzrlib.smart.server.SmartTCPServer.hooks = bzrlib.smart.server.SmartServerHooks()
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def _silenceUI(self):
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"""Turn off UI for duration of test"""
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# by default the UI is off; tests can turn it on if they want it.
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saved = ui.ui_factory
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ui.ui_factory = saved
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ui.ui_factory = ui.SilentUIFactory()
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self.addCleanup(_restore)
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def _ndiff_strings(self, a, b):
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"""Return ndiff between two strings containing lines.
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A trailing newline is added if missing to make the strings
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if b and b[-1] != '\n':
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if a and a[-1] != '\n':
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difflines = difflib.ndiff(a.splitlines(True),
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linejunk=lambda x: False,
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charjunk=lambda x: False)
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return ''.join(difflines)
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def assertEqual(self, a, b, message=''):
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except UnicodeError, e:
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# If we can't compare without getting a UnicodeError, then
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# obviously they are different
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mutter('UnicodeError: %s', e)
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raise AssertionError("%snot equal:\na = %s\nb = %s\n"
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pformat(a), pformat(b)))
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assertEquals = assertEqual
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def assertEqualDiff(self, a, b, message=None):
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"""Assert two texts are equal, if not raise an exception.
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This is intended for use with multi-line strings where it can
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be hard to find the differences by eye.
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# TODO: perhaps override assertEquals to call this for strings?
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message = "texts not equal:\n"
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raise AssertionError(message +
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self._ndiff_strings(a, b))
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def assertEqualMode(self, mode, mode_test):
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self.assertEqual(mode, mode_test,
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'mode mismatch %o != %o' % (mode, mode_test))
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def assertPositive(self, val):
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"""Assert that val is greater than 0."""
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self.assertTrue(val > 0, 'expected a positive value, but got %s' % val)
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def assertNegative(self, val):
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"""Assert that val is less than 0."""
835
self.assertTrue(val < 0, 'expected a negative value, but got %s' % val)
837
def assertStartsWith(self, s, prefix):
838
if not s.startswith(prefix):
839
raise AssertionError('string %r does not start with %r' % (s, prefix))
841
def assertEndsWith(self, s, suffix):
842
"""Asserts that s ends with suffix."""
843
if not s.endswith(suffix):
844
raise AssertionError('string %r does not end with %r' % (s, suffix))
846
def assertContainsRe(self, haystack, needle_re):
847
"""Assert that a contains something matching a regular expression."""
848
if not re.search(needle_re, haystack):
849
if '\n' in haystack or len(haystack) > 60:
850
# a long string, format it in a more readable way
851
raise AssertionError(
852
'pattern "%s" not found in\n"""\\\n%s"""\n'
853
% (needle_re, haystack))
855
raise AssertionError('pattern "%s" not found in "%s"'
856
% (needle_re, haystack))
858
def assertNotContainsRe(self, haystack, needle_re):
859
"""Assert that a does not match a regular expression"""
860
if re.search(needle_re, haystack):
861
raise AssertionError('pattern "%s" found in "%s"'
862
% (needle_re, haystack))
864
def assertSubset(self, sublist, superlist):
865
"""Assert that every entry in sublist is present in superlist."""
866
missing = set(sublist) - set(superlist)
868
raise AssertionError("value(s) %r not present in container %r" %
869
(missing, superlist))
871
def assertListRaises(self, excClass, func, *args, **kwargs):
872
"""Fail unless excClass is raised when the iterator from func is used.
874
Many functions can return generators this makes sure
875
to wrap them in a list() call to make sure the whole generator
876
is run, and that the proper exception is raised.
879
list(func(*args, **kwargs))
883
if getattr(excClass,'__name__', None) is not None:
884
excName = excClass.__name__
886
excName = str(excClass)
887
raise self.failureException, "%s not raised" % excName
889
def assertRaises(self, excClass, callableObj, *args, **kwargs):
890
"""Assert that a callable raises a particular exception.
892
:param excClass: As for the except statement, this may be either an
893
exception class, or a tuple of classes.
894
:param callableObj: A callable, will be passed ``*args`` and
897
Returns the exception so that you can examine it.
900
callableObj(*args, **kwargs)
904
if getattr(excClass,'__name__', None) is not None:
905
excName = excClass.__name__
908
excName = str(excClass)
909
raise self.failureException, "%s not raised" % excName
911
def assertIs(self, left, right, message=None):
912
if not (left is right):
913
if message is not None:
914
raise AssertionError(message)
916
raise AssertionError("%r is not %r." % (left, right))
918
def assertIsNot(self, left, right, message=None):
920
if message is not None:
921
raise AssertionError(message)
923
raise AssertionError("%r is %r." % (left, right))
925
def assertTransportMode(self, transport, path, mode):
926
"""Fail if a path does not have mode mode.
928
If modes are not supported on this transport, the assertion is ignored.
930
if not transport._can_roundtrip_unix_modebits():
932
path_stat = transport.stat(path)
933
actual_mode = stat.S_IMODE(path_stat.st_mode)
934
self.assertEqual(mode, actual_mode,
935
'mode of %r incorrect (%o != %o)' % (path, mode, actual_mode))
937
def assertIsInstance(self, obj, kls):
938
"""Fail if obj is not an instance of kls"""
939
if not isinstance(obj, kls):
940
self.fail("%r is an instance of %s rather than %s" % (
941
obj, obj.__class__, kls))
943
def expectFailure(self, reason, assertion, *args, **kwargs):
944
"""Invoke a test, expecting it to fail for the given reason.
946
This is for assertions that ought to succeed, but currently fail.
947
(The failure is *expected* but not *wanted*.) Please be very precise
948
about the failure you're expecting. If a new bug is introduced,
949
AssertionError should be raised, not KnownFailure.
951
Frequently, expectFailure should be followed by an opposite assertion.
954
Intended to be used with a callable that raises AssertionError as the
955
'assertion' parameter. args and kwargs are passed to the 'assertion'.
957
Raises KnownFailure if the test fails. Raises AssertionError if the
962
self.expectFailure('Math is broken', self.assertNotEqual, 54,
964
self.assertEqual(42, dynamic_val)
966
This means that a dynamic_val of 54 will cause the test to raise
967
a KnownFailure. Once math is fixed and the expectFailure is removed,
968
only a dynamic_val of 42 will allow the test to pass. Anything other
969
than 54 or 42 will cause an AssertionError.
972
assertion(*args, **kwargs)
973
except AssertionError:
974
raise KnownFailure(reason)
976
self.fail('Unexpected success. Should have failed: %s' % reason)
978
def _capture_warnings(self, a_callable, *args, **kwargs):
979
"""A helper for callDeprecated and applyDeprecated.
981
:param a_callable: A callable to call.
982
:param args: The positional arguments for the callable
983
:param kwargs: The keyword arguments for the callable
984
:return: A tuple (warnings, result). result is the result of calling
985
a_callable(``*args``, ``**kwargs``).
988
def capture_warnings(msg, cls=None, stacklevel=None):
989
# we've hooked into a deprecation specific callpath,
990
# only deprecations should getting sent via it.
991
self.assertEqual(cls, DeprecationWarning)
992
local_warnings.append(msg)
993
original_warning_method = symbol_versioning.warn
994
symbol_versioning.set_warning_method(capture_warnings)
996
result = a_callable(*args, **kwargs)
998
symbol_versioning.set_warning_method(original_warning_method)
999
return (local_warnings, result)
1001
def applyDeprecated(self, deprecation_format, a_callable, *args, **kwargs):
1002
"""Call a deprecated callable without warning the user.
1004
Note that this only captures warnings raised by symbol_versioning.warn,
1005
not other callers that go direct to the warning module.
1007
To test that a deprecated method raises an error, do something like
1010
self.assertRaises(errors.ReservedId,
1011
self.applyDeprecated, zero_ninetyone,
1012
br.append_revision, 'current:')
1014
:param deprecation_format: The deprecation format that the callable
1015
should have been deprecated with. This is the same type as the
1016
parameter to deprecated_method/deprecated_function. If the
1017
callable is not deprecated with this format, an assertion error
1019
:param a_callable: A callable to call. This may be a bound method or
1020
a regular function. It will be called with ``*args`` and
1022
:param args: The positional arguments for the callable
1023
:param kwargs: The keyword arguments for the callable
1024
:return: The result of a_callable(``*args``, ``**kwargs``)
1026
call_warnings, result = self._capture_warnings(a_callable,
1028
expected_first_warning = symbol_versioning.deprecation_string(
1029
a_callable, deprecation_format)
1030
if len(call_warnings) == 0:
1031
self.fail("No deprecation warning generated by call to %s" %
1033
self.assertEqual(expected_first_warning, call_warnings[0])
1036
def callDeprecated(self, expected, callable, *args, **kwargs):
1037
"""Assert that a callable is deprecated in a particular way.
1039
This is a very precise test for unusual requirements. The
1040
applyDeprecated helper function is probably more suited for most tests
1041
as it allows you to simply specify the deprecation format being used
1042
and will ensure that that is issued for the function being called.
1044
Note that this only captures warnings raised by symbol_versioning.warn,
1045
not other callers that go direct to the warning module.
1047
:param expected: a list of the deprecation warnings expected, in order
1048
:param callable: The callable to call
1049
:param args: The positional arguments for the callable
1050
:param kwargs: The keyword arguments for the callable
1052
call_warnings, result = self._capture_warnings(callable,
1054
self.assertEqual(expected, call_warnings)
1057
def _startLogFile(self):
1058
"""Send bzr and test log messages to a temporary file.
1060
The file is removed as the test is torn down.
1062
fileno, name = tempfile.mkstemp(suffix='.log', prefix='testbzr')
1063
self._log_file = os.fdopen(fileno, 'w+')
1064
self._log_nonce = bzrlib.trace.enable_test_log(self._log_file)
1065
self._log_file_name = name
1066
self.addCleanup(self._finishLogFile)
1068
def _finishLogFile(self):
1069
"""Finished with the log file.
1071
Close the file and delete it, unless setKeepLogfile was called.
1073
if self._log_file is None:
1075
bzrlib.trace.disable_test_log(self._log_nonce)
1076
self._log_file.close()
1077
self._log_file = None
1078
if not self._keep_log_file:
1079
os.remove(self._log_file_name)
1080
self._log_file_name = None
1082
def setKeepLogfile(self):
1083
"""Make the logfile not be deleted when _finishLogFile is called."""
1084
self._keep_log_file = True
1086
def addCleanup(self, callable):
1087
"""Arrange to run a callable when this case is torn down.
1089
Callables are run in the reverse of the order they are registered,
1090
ie last-in first-out.
1092
if callable in self._cleanups:
1093
raise ValueError("cleanup function %r already registered on %s"
1095
self._cleanups.append(callable)
1097
def _cleanEnvironment(self):
1099
'BZR_HOME': None, # Don't inherit BZR_HOME to all the tests.
1100
'HOME': os.getcwd(),
1101
'APPDATA': None, # bzr now use Win32 API and don't rely on APPDATA
1103
'BZREMAIL': None, # may still be present in the environment
1105
'BZR_PROGRESS_BAR': None,
1107
'SSH_AUTH_SOCK': None,
1111
'https_proxy': None,
1112
'HTTPS_PROXY': None,
1117
# Nobody cares about these ones AFAIK. So far at
1118
# least. If you do (care), please update this comment
1122
'BZR_REMOTE_PATH': None,
1125
self.addCleanup(self._restoreEnvironment)
1126
for name, value in new_env.iteritems():
1127
self._captureVar(name, value)
1129
def _captureVar(self, name, newvalue):
1130
"""Set an environment variable, and reset it when finished."""
1131
self.__old_env[name] = osutils.set_or_unset_env(name, newvalue)
1133
def _restore_debug_flags(self):
1134
debug.debug_flags.clear()
1135
debug.debug_flags.update(self._preserved_debug_flags)
1137
def _restoreEnvironment(self):
1138
for name, value in self.__old_env.iteritems():
1139
osutils.set_or_unset_env(name, value)
1141
def _restoreHooks(self):
1142
for klass, hooks in self._preserved_hooks.items():
1143
setattr(klass, 'hooks', hooks)
1145
def knownFailure(self, reason):
1146
"""This test has failed for some known reason."""
1147
raise KnownFailure(reason)
1149
def run(self, result=None):
1150
if result is None: result = self.defaultTestResult()
1151
for feature in getattr(self, '_test_needs_features', []):
1152
if not feature.available():
1153
result.startTest(self)
1154
if getattr(result, 'addNotSupported', None):
1155
result.addNotSupported(self, feature)
1157
result.addSuccess(self)
1158
result.stopTest(self)
1160
return unittest.TestCase.run(self, result)
1164
unittest.TestCase.tearDown(self)
1166
def time(self, callable, *args, **kwargs):
1167
"""Run callable and accrue the time it takes to the benchmark time.
1169
If lsprofiling is enabled (i.e. by --lsprof-time to bzr selftest) then
1170
this will cause lsprofile statistics to be gathered and stored in
1173
if self._benchtime is None:
1177
if not self._gather_lsprof_in_benchmarks:
1178
return callable(*args, **kwargs)
1180
# record this benchmark
1181
ret, stats = bzrlib.lsprof.profile(callable, *args, **kwargs)
1183
self._benchcalls.append(((callable, args, kwargs), stats))
1186
self._benchtime += time.time() - start
1188
def _runCleanups(self):
1189
"""Run registered cleanup functions.
1191
This should only be called from TestCase.tearDown.
1193
# TODO: Perhaps this should keep running cleanups even if
1194
# one of them fails?
1196
# Actually pop the cleanups from the list so tearDown running
1197
# twice is safe (this happens for skipped tests).
1198
while self._cleanups:
1199
self._cleanups.pop()()
1201
def log(self, *args):
1204
def _get_log(self, keep_log_file=False):
1205
"""Get the log from bzrlib.trace calls from this test.
1207
:param keep_log_file: When True, if the log is still a file on disk
1208
leave it as a file on disk. When False, if the log is still a file
1209
on disk, the log file is deleted and the log preserved as
1211
:return: A string containing the log.
1213
# flush the log file, to get all content
1215
bzrlib.trace._trace_file.flush()
1216
if self._log_contents:
1217
return self._log_contents
1218
if self._log_file_name is not None:
1219
logfile = open(self._log_file_name)
1221
log_contents = logfile.read()
1224
if not keep_log_file:
1225
self._log_contents = log_contents
1227
os.remove(self._log_file_name)
1229
if sys.platform == 'win32' and e.errno == errno.EACCES:
1230
print >>sys.stderr, ('Unable to delete log file '
1231
' %r' % self._log_file_name)
1236
return "DELETED log file to reduce memory footprint"
1238
@deprecated_method(zero_eighteen)
1239
def capture(self, cmd, retcode=0):
1240
"""Shortcut that splits cmd into words, runs, and returns stdout"""
1241
return self.run_bzr_captured(cmd.split(), retcode=retcode)[0]
1243
def requireFeature(self, feature):
1244
"""This test requires a specific feature is available.
1246
:raises UnavailableFeature: When feature is not available.
1248
if not feature.available():
1249
raise UnavailableFeature(feature)
1251
@deprecated_method(zero_eighteen)
1252
def run_bzr_captured(self, argv, retcode=0, encoding=None, stdin=None,
1254
"""Invoke bzr and return (stdout, stderr).
1256
Don't call this method, just use run_bzr() which is equivalent.
1258
:param argv: Arguments to invoke bzr. This may be either a
1259
single string, in which case it is split by shlex into words,
1260
or a list of arguments.
1261
:param retcode: Expected return code, or None for don't-care.
1262
:param encoding: Encoding for sys.stdout and sys.stderr
1263
:param stdin: A string to be used as stdin for the command.
1264
:param working_dir: Change to this directory before running
1266
return self._run_bzr_autosplit(argv, retcode=retcode,
1267
encoding=encoding, stdin=stdin, working_dir=working_dir,
1270
def _run_bzr_autosplit(self, args, retcode, encoding, stdin,
1272
"""Run bazaar command line, splitting up a string command line."""
1273
if isinstance(args, basestring):
1274
args = list(shlex.split(args))
1275
return self._run_bzr_core(args, retcode=retcode,
1276
encoding=encoding, stdin=stdin, working_dir=working_dir,
1279
def _run_bzr_core(self, args, retcode, encoding, stdin,
1281
if encoding is None:
1282
encoding = bzrlib.user_encoding
1283
stdout = StringIOWrapper()
1284
stderr = StringIOWrapper()
1285
stdout.encoding = encoding
1286
stderr.encoding = encoding
1288
self.log('run bzr: %r', args)
1289
# FIXME: don't call into logging here
1290
handler = logging.StreamHandler(stderr)
1291
handler.setLevel(logging.INFO)
1292
logger = logging.getLogger('')
1293
logger.addHandler(handler)
1294
old_ui_factory = ui.ui_factory
1295
ui.ui_factory = TestUIFactory(stdin=stdin, stdout=stdout, stderr=stderr)
1298
if working_dir is not None:
1299
cwd = osutils.getcwd()
1300
os.chdir(working_dir)
1303
result = self.apply_redirected(ui.ui_factory.stdin,
1305
bzrlib.commands.run_bzr_catch_errors,
1308
logger.removeHandler(handler)
1309
ui.ui_factory = old_ui_factory
1313
out = stdout.getvalue()
1314
err = stderr.getvalue()
1316
self.log('output:\n%r', out)
1318
self.log('errors:\n%r', err)
1319
if retcode is not None:
1320
self.assertEquals(retcode, result,
1321
message='Unexpected return code')
1324
def run_bzr(self, *args, **kwargs):
1325
"""Invoke bzr, as if it were run from the command line.
1327
The argument list should not include the bzr program name - the
1328
first argument is normally the bzr command. Arguments may be
1329
passed in three ways:
1331
1- A list of strings, eg ["commit", "a"]. This is recommended
1332
when the command contains whitespace or metacharacters, or
1333
is built up at run time.
1335
2- A single string, eg "add a". This is the most convenient
1336
for hardcoded commands.
1338
3- Several varargs parameters, eg run_bzr("add", "a").
1339
This is not recommended for new code.
1341
This runs bzr through the interface that catches and reports
1342
errors, and with logging set to something approximating the
1343
default, so that error reporting can be checked.
1345
This should be the main method for tests that want to exercise the
1346
overall behavior of the bzr application (rather than a unit test
1347
or a functional test of the library.)
1349
This sends the stdout/stderr results into the test's log,
1350
where it may be useful for debugging. See also run_captured.
1352
:keyword stdin: A string to be used as stdin for the command.
1353
:keyword retcode: The status code the command should return;
1355
:keyword working_dir: The directory to run the command in
1356
:keyword error_regexes: A list of expected error messages. If
1357
specified they must be seen in the error output of the command.
1359
retcode = kwargs.pop('retcode', 0)
1360
encoding = kwargs.pop('encoding', None)
1361
stdin = kwargs.pop('stdin', None)
1362
working_dir = kwargs.pop('working_dir', None)
1363
error_regexes = kwargs.pop('error_regexes', [])
1366
raise TypeError("run_bzr() got unexpected keyword arguments '%s'"
1370
if isinstance(args[0], (list, basestring)):
1373
symbol_versioning.warn(zero_eighteen % "passing varargs to run_bzr",
1374
DeprecationWarning, stacklevel=3)
1376
out, err = self._run_bzr_autosplit(args=args,
1378
encoding=encoding, stdin=stdin, working_dir=working_dir,
1381
for regex in error_regexes:
1382
self.assertContainsRe(err, regex)
1385
def run_bzr_decode(self, *args, **kwargs):
1386
if 'encoding' in kwargs:
1387
encoding = kwargs['encoding']
1389
encoding = bzrlib.user_encoding
1390
return self.run_bzr(*args, **kwargs)[0].decode(encoding)
1392
def run_bzr_error(self, error_regexes, *args, **kwargs):
1393
"""Run bzr, and check that stderr contains the supplied regexes
1395
:param error_regexes: Sequence of regular expressions which
1396
must each be found in the error output. The relative ordering
1398
:param args: command-line arguments for bzr
1399
:param kwargs: Keyword arguments which are interpreted by run_bzr
1400
This function changes the default value of retcode to be 3,
1401
since in most cases this is run when you expect bzr to fail.
1403
:return: (out, err) The actual output of running the command (in case
1404
you want to do more inspection)
1408
# Make sure that commit is failing because there is nothing to do
1409
self.run_bzr_error(['no changes to commit'],
1410
['commit', '-m', 'my commit comment'])
1411
# Make sure --strict is handling an unknown file, rather than
1412
# giving us the 'nothing to do' error
1413
self.build_tree(['unknown'])
1414
self.run_bzr_error(['Commit refused because there are unknown files'],
1415
['commit', --strict', '-m', 'my commit comment'])
1417
kwargs.setdefault('retcode', 3)
1418
kwargs['error_regexes'] = error_regexes
1419
out, err = self.run_bzr(*args, **kwargs)
1422
def run_bzr_subprocess(self, *args, **kwargs):
1423
"""Run bzr in a subprocess for testing.
1425
This starts a new Python interpreter and runs bzr in there.
1426
This should only be used for tests that have a justifiable need for
1427
this isolation: e.g. they are testing startup time, or signal
1428
handling, or early startup code, etc. Subprocess code can't be
1429
profiled or debugged so easily.
1431
:keyword retcode: The status code that is expected. Defaults to 0. If
1432
None is supplied, the status code is not checked.
1433
:keyword env_changes: A dictionary which lists changes to environment
1434
variables. A value of None will unset the env variable.
1435
The values must be strings. The change will only occur in the
1436
child, so you don't need to fix the environment after running.
1437
:keyword universal_newlines: Convert CRLF => LF
1438
:keyword allow_plugins: By default the subprocess is run with
1439
--no-plugins to ensure test reproducibility. Also, it is possible
1440
for system-wide plugins to create unexpected output on stderr,
1441
which can cause unnecessary test failures.
1443
env_changes = kwargs.get('env_changes', {})
1444
working_dir = kwargs.get('working_dir', None)
1445
allow_plugins = kwargs.get('allow_plugins', False)
1447
if isinstance(args[0], list):
1449
elif isinstance(args[0], basestring):
1450
args = list(shlex.split(args[0]))
1452
symbol_versioning.warn(zero_ninetyone %
1453
"passing varargs to run_bzr_subprocess",
1454
DeprecationWarning, stacklevel=3)
1455
process = self.start_bzr_subprocess(args, env_changes=env_changes,
1456
working_dir=working_dir,
1457
allow_plugins=allow_plugins)
1458
# We distinguish between retcode=None and retcode not passed.
1459
supplied_retcode = kwargs.get('retcode', 0)
1460
return self.finish_bzr_subprocess(process, retcode=supplied_retcode,
1461
universal_newlines=kwargs.get('universal_newlines', False),
1464
def start_bzr_subprocess(self, process_args, env_changes=None,
1465
skip_if_plan_to_signal=False,
1467
allow_plugins=False):
1468
"""Start bzr in a subprocess for testing.
1470
This starts a new Python interpreter and runs bzr in there.
1471
This should only be used for tests that have a justifiable need for
1472
this isolation: e.g. they are testing startup time, or signal
1473
handling, or early startup code, etc. Subprocess code can't be
1474
profiled or debugged so easily.
1476
:param process_args: a list of arguments to pass to the bzr executable,
1477
for example ``['--version']``.
1478
:param env_changes: A dictionary which lists changes to environment
1479
variables. A value of None will unset the env variable.
1480
The values must be strings. The change will only occur in the
1481
child, so you don't need to fix the environment after running.
1482
:param skip_if_plan_to_signal: raise TestSkipped when true and os.kill
1484
:param allow_plugins: If False (default) pass --no-plugins to bzr.
1486
:returns: Popen object for the started process.
1488
if skip_if_plan_to_signal:
1489
if not getattr(os, 'kill', None):
1490
raise TestSkipped("os.kill not available.")
1492
if env_changes is None:
1496
def cleanup_environment():
1497
for env_var, value in env_changes.iteritems():
1498
old_env[env_var] = osutils.set_or_unset_env(env_var, value)
1500
def restore_environment():
1501
for env_var, value in old_env.iteritems():
1502
osutils.set_or_unset_env(env_var, value)
1504
bzr_path = self.get_bzr_path()
1507
if working_dir is not None:
1508
cwd = osutils.getcwd()
1509
os.chdir(working_dir)
1512
# win32 subprocess doesn't support preexec_fn
1513
# so we will avoid using it on all platforms, just to
1514
# make sure the code path is used, and we don't break on win32
1515
cleanup_environment()
1516
command = [sys.executable, bzr_path]
1517
if not allow_plugins:
1518
command.append('--no-plugins')
1519
command.extend(process_args)
1520
process = self._popen(command, stdin=PIPE, stdout=PIPE, stderr=PIPE)
1522
restore_environment()
1528
def _popen(self, *args, **kwargs):
1529
"""Place a call to Popen.
1531
Allows tests to override this method to intercept the calls made to
1532
Popen for introspection.
1534
return Popen(*args, **kwargs)
1536
def get_bzr_path(self):
1537
"""Return the path of the 'bzr' executable for this test suite."""
1538
bzr_path = os.path.dirname(os.path.dirname(bzrlib.__file__))+'/bzr'
1539
if not os.path.isfile(bzr_path):
1540
# We are probably installed. Assume sys.argv is the right file
1541
bzr_path = sys.argv[0]
1544
def finish_bzr_subprocess(self, process, retcode=0, send_signal=None,
1545
universal_newlines=False, process_args=None):
1546
"""Finish the execution of process.
1548
:param process: the Popen object returned from start_bzr_subprocess.
1549
:param retcode: The status code that is expected. Defaults to 0. If
1550
None is supplied, the status code is not checked.
1551
:param send_signal: an optional signal to send to the process.
1552
:param universal_newlines: Convert CRLF => LF
1553
:returns: (stdout, stderr)
1555
if send_signal is not None:
1556
os.kill(process.pid, send_signal)
1557
out, err = process.communicate()
1559
if universal_newlines:
1560
out = out.replace('\r\n', '\n')
1561
err = err.replace('\r\n', '\n')
1563
if retcode is not None and retcode != process.returncode:
1564
if process_args is None:
1565
process_args = "(unknown args)"
1566
mutter('Output of bzr %s:\n%s', process_args, out)
1567
mutter('Error for bzr %s:\n%s', process_args, err)
1568
self.fail('Command bzr %s failed with retcode %s != %s'
1569
% (process_args, retcode, process.returncode))
1572
def check_inventory_shape(self, inv, shape):
1573
"""Compare an inventory to a list of expected names.
1575
Fail if they are not precisely equal.
1578
shape = list(shape) # copy
1579
for path, ie in inv.entries():
1580
name = path.replace('\\', '/')
1581
if ie.kind == 'directory':
1588
self.fail("expected paths not found in inventory: %r" % shape)
1590
self.fail("unexpected paths found in inventory: %r" % extras)
1592
def apply_redirected(self, stdin=None, stdout=None, stderr=None,
1593
a_callable=None, *args, **kwargs):
1594
"""Call callable with redirected std io pipes.
1596
Returns the return code."""
1597
if not callable(a_callable):
1598
raise ValueError("a_callable must be callable.")
1600
stdin = StringIO("")
1602
if getattr(self, "_log_file", None) is not None:
1603
stdout = self._log_file
1607
if getattr(self, "_log_file", None is not None):
1608
stderr = self._log_file
1611
real_stdin = sys.stdin
1612
real_stdout = sys.stdout
1613
real_stderr = sys.stderr
1618
return a_callable(*args, **kwargs)
1620
sys.stdout = real_stdout
1621
sys.stderr = real_stderr
1622
sys.stdin = real_stdin
1624
def reduceLockdirTimeout(self):
1625
"""Reduce the default lock timeout for the duration of the test, so that
1626
if LockContention occurs during a test, it does so quickly.
1628
Tests that expect to provoke LockContention errors should call this.
1630
orig_timeout = bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS
1632
bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS = orig_timeout
1633
self.addCleanup(resetTimeout)
1634
bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS = 0
1637
class TestCaseWithMemoryTransport(TestCase):
1638
"""Common test class for tests that do not need disk resources.
1640
Tests that need disk resources should derive from TestCaseWithTransport.
1642
TestCaseWithMemoryTransport sets the TEST_ROOT variable for all bzr tests.
1644
For TestCaseWithMemoryTransport the test_home_dir is set to the name of
1645
a directory which does not exist. This serves to help ensure test isolation
1646
is preserved. test_dir is set to the TEST_ROOT, as is cwd, because they
1647
must exist. However, TestCaseWithMemoryTransport does not offer local
1648
file defaults for the transport in tests, nor does it obey the command line
1649
override, so tests that accidentally write to the common directory should
1652
:cvar TEST_ROOT: Directory containing all temporary directories, plus
1653
a .bzr directory that stops us ascending higher into the filesystem.
1659
def __init__(self, methodName='runTest'):
1660
# allow test parameterisation after test construction and before test
1661
# execution. Variables that the parameteriser sets need to be
1662
# ones that are not set by setUp, or setUp will trash them.
1663
super(TestCaseWithMemoryTransport, self).__init__(methodName)
1664
self.vfs_transport_factory = default_transport
1665
self.transport_server = None
1666
self.transport_readonly_server = None
1667
self.__vfs_server = None
1669
def get_transport(self, relpath=None):
1670
"""Return a writeable transport.
1672
This transport is for the test scratch space relative to
1675
:param relpath: a path relative to the base url.
1677
t = get_transport(self.get_url(relpath))
1678
self.assertFalse(t.is_readonly())
1681
def get_readonly_transport(self, relpath=None):
1682
"""Return a readonly transport for the test scratch space
1684
This can be used to test that operations which should only need
1685
readonly access in fact do not try to write.
1687
:param relpath: a path relative to the base url.
1689
t = get_transport(self.get_readonly_url(relpath))
1690
self.assertTrue(t.is_readonly())
1693
def create_transport_readonly_server(self):
1694
"""Create a transport server from class defined at init.
1696
This is mostly a hook for daughter classes.
1698
return self.transport_readonly_server()
1700
def get_readonly_server(self):
1701
"""Get the server instance for the readonly transport
1703
This is useful for some tests with specific servers to do diagnostics.
1705
if self.__readonly_server is None:
1706
if self.transport_readonly_server is None:
1707
# readonly decorator requested
1708
# bring up the server
1709
self.__readonly_server = ReadonlyServer()
1710
self.__readonly_server.setUp(self.get_vfs_only_server())
1712
self.__readonly_server = self.create_transport_readonly_server()
1713
self.__readonly_server.setUp(self.get_vfs_only_server())
1714
self.addCleanup(self.__readonly_server.tearDown)
1715
return self.__readonly_server
1717
def get_readonly_url(self, relpath=None):
1718
"""Get a URL for the readonly transport.
1720
This will either be backed by '.' or a decorator to the transport
1721
used by self.get_url()
1722
relpath provides for clients to get a path relative to the base url.
1723
These should only be downwards relative, not upwards.
1725
base = self.get_readonly_server().get_url()
1726
return self._adjust_url(base, relpath)
1728
def get_vfs_only_server(self):
1729
"""Get the vfs only read/write server instance.
1731
This is useful for some tests with specific servers that need
1734
For TestCaseWithMemoryTransport this is always a MemoryServer, and there
1735
is no means to override it.
1737
if self.__vfs_server is None:
1738
self.__vfs_server = MemoryServer()
1739
self.__vfs_server.setUp()
1740
self.addCleanup(self.__vfs_server.tearDown)
1741
return self.__vfs_server
1743
def get_server(self):
1744
"""Get the read/write server instance.
1746
This is useful for some tests with specific servers that need
1749
This is built from the self.transport_server factory. If that is None,
1750
then the self.get_vfs_server is returned.
1752
if self.__server is None:
1753
if self.transport_server is None or self.transport_server is self.vfs_transport_factory:
1754
return self.get_vfs_only_server()
1756
# bring up a decorated means of access to the vfs only server.
1757
self.__server = self.transport_server()
1759
self.__server.setUp(self.get_vfs_only_server())
1760
except TypeError, e:
1761
# This should never happen; the try:Except here is to assist
1762
# developers having to update code rather than seeing an
1763
# uninformative TypeError.
1764
raise Exception, "Old server API in use: %s, %s" % (self.__server, e)
1765
self.addCleanup(self.__server.tearDown)
1766
return self.__server
1768
def _adjust_url(self, base, relpath):
1769
"""Get a URL (or maybe a path) for the readwrite transport.
1771
This will either be backed by '.' or to an equivalent non-file based
1773
relpath provides for clients to get a path relative to the base url.
1774
These should only be downwards relative, not upwards.
1776
if relpath is not None and relpath != '.':
1777
if not base.endswith('/'):
1779
# XXX: Really base should be a url; we did after all call
1780
# get_url()! But sometimes it's just a path (from
1781
# LocalAbspathServer), and it'd be wrong to append urlescaped data
1782
# to a non-escaped local path.
1783
if base.startswith('./') or base.startswith('/'):
1786
base += urlutils.escape(relpath)
1789
def get_url(self, relpath=None):
1790
"""Get a URL (or maybe a path) for the readwrite transport.
1792
This will either be backed by '.' or to an equivalent non-file based
1794
relpath provides for clients to get a path relative to the base url.
1795
These should only be downwards relative, not upwards.
1797
base = self.get_server().get_url()
1798
return self._adjust_url(base, relpath)
1800
def get_vfs_only_url(self, relpath=None):
1801
"""Get a URL (or maybe a path for the plain old vfs transport.
1803
This will never be a smart protocol. It always has all the
1804
capabilities of the local filesystem, but it might actually be a
1805
MemoryTransport or some other similar virtual filesystem.
1807
This is the backing transport (if any) of the server returned by
1808
get_url and get_readonly_url.
1810
:param relpath: provides for clients to get a path relative to the base
1811
url. These should only be downwards relative, not upwards.
1814
base = self.get_vfs_only_server().get_url()
1815
return self._adjust_url(base, relpath)
1817
def _make_test_root(self):
1818
if TestCaseWithMemoryTransport.TEST_ROOT is not None:
1820
root = tempfile.mkdtemp(prefix='testbzr-', suffix='.tmp')
1821
TestCaseWithMemoryTransport.TEST_ROOT = root
1823
# make a fake bzr directory there to prevent any tests propagating
1824
# up onto the source directory's real branch
1825
bzrdir.BzrDir.create_standalone_workingtree(root)
1827
# The same directory is used by all tests, and we're not specifically
1828
# told when all tests are finished. This will do.
1829
atexit.register(_rmtree_temp_dir, root)
1831
def makeAndChdirToTestDir(self):
1832
"""Create a temporary directories for this one test.
1834
This must set self.test_home_dir and self.test_dir and chdir to
1837
For TestCaseWithMemoryTransport we chdir to the TEST_ROOT for this test.
1839
os.chdir(TestCaseWithMemoryTransport.TEST_ROOT)
1840
self.test_dir = TestCaseWithMemoryTransport.TEST_ROOT
1841
self.test_home_dir = self.test_dir + "/MemoryTransportMissingHomeDir"
1843
def make_branch(self, relpath, format=None):
1844
"""Create a branch on the transport at relpath."""
1845
repo = self.make_repository(relpath, format=format)
1846
return repo.bzrdir.create_branch()
1848
def make_bzrdir(self, relpath, format=None):
1850
# might be a relative or absolute path
1851
maybe_a_url = self.get_url(relpath)
1852
segments = maybe_a_url.rsplit('/', 1)
1853
t = get_transport(maybe_a_url)
1854
if len(segments) > 1 and segments[-1] not in ('', '.'):
1858
if isinstance(format, basestring):
1859
format = bzrdir.format_registry.make_bzrdir(format)
1860
return format.initialize_on_transport(t)
1861
except errors.UninitializableFormat:
1862
raise TestSkipped("Format %s is not initializable." % format)
1864
def make_repository(self, relpath, shared=False, format=None):
1865
"""Create a repository on our default transport at relpath.
1867
Note that relpath must be a relative path, not a full url.
1869
# FIXME: If you create a remoterepository this returns the underlying
1870
# real format, which is incorrect. Actually we should make sure that
1871
# RemoteBzrDir returns a RemoteRepository.
1872
# maybe mbp 20070410
1873
made_control = self.make_bzrdir(relpath, format=format)
1874
return made_control.create_repository(shared=shared)
1876
def make_branch_and_memory_tree(self, relpath, format=None):
1877
"""Create a branch on the default transport and a MemoryTree for it."""
1878
b = self.make_branch(relpath, format=format)
1879
return memorytree.MemoryTree.create_on_branch(b)
1881
def overrideEnvironmentForTesting(self):
1882
os.environ['HOME'] = self.test_home_dir
1883
os.environ['BZR_HOME'] = self.test_home_dir
1886
super(TestCaseWithMemoryTransport, self).setUp()
1887
self._make_test_root()
1888
_currentdir = os.getcwdu()
1889
def _leaveDirectory():
1890
os.chdir(_currentdir)
1891
self.addCleanup(_leaveDirectory)
1892
self.makeAndChdirToTestDir()
1893
self.overrideEnvironmentForTesting()
1894
self.__readonly_server = None
1895
self.__server = None
1896
self.reduceLockdirTimeout()
1899
class TestCaseInTempDir(TestCaseWithMemoryTransport):
1900
"""Derived class that runs a test within a temporary directory.
1902
This is useful for tests that need to create a branch, etc.
1904
The directory is created in a slightly complex way: for each
1905
Python invocation, a new temporary top-level directory is created.
1906
All test cases create their own directory within that. If the
1907
tests complete successfully, the directory is removed.
1909
:ivar test_base_dir: The path of the top-level directory for this
1910
test, which contains a home directory and a work directory.
1912
:ivar test_home_dir: An initially empty directory under test_base_dir
1913
which is used as $HOME for this test.
1915
:ivar test_dir: A directory under test_base_dir used as the current
1916
directory when the test proper is run.
1919
OVERRIDE_PYTHON = 'python'
1921
def check_file_contents(self, filename, expect):
1922
self.log("check contents of file %s" % filename)
1923
contents = file(filename, 'r').read()
1924
if contents != expect:
1925
self.log("expected: %r" % expect)
1926
self.log("actually: %r" % contents)
1927
self.fail("contents of %s not as expected" % filename)
1929
def makeAndChdirToTestDir(self):
1930
"""See TestCaseWithMemoryTransport.makeAndChdirToTestDir().
1932
For TestCaseInTempDir we create a temporary directory based on the test
1933
name and then create two subdirs - test and home under it.
1935
# create a directory within the top level test directory
1936
candidate_dir = tempfile.mkdtemp(dir=self.TEST_ROOT)
1937
# now create test and home directories within this dir
1938
self.test_base_dir = candidate_dir
1939
self.test_home_dir = self.test_base_dir + '/home'
1940
os.mkdir(self.test_home_dir)
1941
self.test_dir = self.test_base_dir + '/work'
1942
os.mkdir(self.test_dir)
1943
os.chdir(self.test_dir)
1944
# put name of test inside
1945
f = file(self.test_base_dir + '/name', 'w')
1950
self.addCleanup(self.deleteTestDir)
1952
def deleteTestDir(self):
1953
os.chdir(self.TEST_ROOT)
1954
_rmtree_temp_dir(self.test_base_dir)
1956
def build_tree(self, shape, line_endings='binary', transport=None):
1957
"""Build a test tree according to a pattern.
1959
shape is a sequence of file specifications. If the final
1960
character is '/', a directory is created.
1962
This assumes that all the elements in the tree being built are new.
1964
This doesn't add anything to a branch.
1966
:param line_endings: Either 'binary' or 'native'
1967
in binary mode, exact contents are written in native mode, the
1968
line endings match the default platform endings.
1969
:param transport: A transport to write to, for building trees on VFS's.
1970
If the transport is readonly or None, "." is opened automatically.
1973
# It's OK to just create them using forward slashes on windows.
1974
if transport is None or transport.is_readonly():
1975
transport = get_transport(".")
1977
self.assert_(isinstance(name, basestring))
1979
transport.mkdir(urlutils.escape(name[:-1]))
1981
if line_endings == 'binary':
1983
elif line_endings == 'native':
1986
raise errors.BzrError(
1987
'Invalid line ending request %r' % line_endings)
1988
content = "contents of %s%s" % (name.encode('utf-8'), end)
1989
transport.put_bytes_non_atomic(urlutils.escape(name), content)
1991
def build_tree_contents(self, shape):
1992
build_tree_contents(shape)
1994
def assertFileEqual(self, content, path):
1995
"""Fail if path does not contain 'content'."""
1996
self.failUnlessExists(path)
1997
f = file(path, 'rb')
2002
self.assertEqualDiff(content, s)
2004
def failUnlessExists(self, path):
2005
"""Fail unless path or paths, which may be abs or relative, exist."""
2006
if not isinstance(path, basestring):
2008
self.failUnlessExists(p)
2010
self.failUnless(osutils.lexists(path),path+" does not exist")
2012
def failIfExists(self, path):
2013
"""Fail if path or paths, which may be abs or relative, exist."""
2014
if not isinstance(path, basestring):
2016
self.failIfExists(p)
2018
self.failIf(osutils.lexists(path),path+" exists")
2020
def assertInWorkingTree(self,path,root_path='.',tree=None):
2021
"""Assert whether path or paths are in the WorkingTree"""
2023
tree = workingtree.WorkingTree.open(root_path)
2024
if not isinstance(path, basestring):
2026
self.assertInWorkingTree(p,tree=tree)
2028
self.assertIsNot(tree.path2id(path), None,
2029
path+' not in working tree.')
2031
def assertNotInWorkingTree(self,path,root_path='.',tree=None):
2032
"""Assert whether path or paths are not in the WorkingTree"""
2034
tree = workingtree.WorkingTree.open(root_path)
2035
if not isinstance(path, basestring):
2037
self.assertNotInWorkingTree(p,tree=tree)
2039
self.assertIs(tree.path2id(path), None, path+' in working tree.')
2042
class TestCaseWithTransport(TestCaseInTempDir):
2043
"""A test case that provides get_url and get_readonly_url facilities.
2045
These back onto two transport servers, one for readonly access and one for
2048
If no explicit class is provided for readonly access, a
2049
ReadonlyTransportDecorator is used instead which allows the use of non disk
2050
based read write transports.
2052
If an explicit class is provided for readonly access, that server and the
2053
readwrite one must both define get_url() as resolving to os.getcwd().
2056
def get_vfs_only_server(self):
2057
"""See TestCaseWithMemoryTransport.
2059
This is useful for some tests with specific servers that need
2062
if self.__vfs_server is None:
2063
self.__vfs_server = self.vfs_transport_factory()
2064
self.__vfs_server.setUp()
2065
self.addCleanup(self.__vfs_server.tearDown)
2066
return self.__vfs_server
2068
def make_branch_and_tree(self, relpath, format=None):
2069
"""Create a branch on the transport and a tree locally.
2071
If the transport is not a LocalTransport, the Tree can't be created on
2072
the transport. In that case if the vfs_transport_factory is
2073
LocalURLServer the working tree is created in the local
2074
directory backing the transport, and the returned tree's branch and
2075
repository will also be accessed locally. Otherwise a lightweight
2076
checkout is created and returned.
2078
:param format: The BzrDirFormat.
2079
:returns: the WorkingTree.
2081
# TODO: always use the local disk path for the working tree,
2082
# this obviously requires a format that supports branch references
2083
# so check for that by checking bzrdir.BzrDirFormat.get_default_format()
2085
b = self.make_branch(relpath, format=format)
2087
return b.bzrdir.create_workingtree()
2088
except errors.NotLocalUrl:
2089
# We can only make working trees locally at the moment. If the
2090
# transport can't support them, then we keep the non-disk-backed
2091
# branch and create a local checkout.
2092
if self.vfs_transport_factory is LocalURLServer:
2093
# the branch is colocated on disk, we cannot create a checkout.
2094
# hopefully callers will expect this.
2095
local_controldir= bzrdir.BzrDir.open(self.get_vfs_only_url(relpath))
2096
return local_controldir.create_workingtree()
2098
return b.create_checkout(relpath, lightweight=True)
2100
def assertIsDirectory(self, relpath, transport):
2101
"""Assert that relpath within transport is a directory.
2103
This may not be possible on all transports; in that case it propagates
2104
a TransportNotPossible.
2107
mode = transport.stat(relpath).st_mode
2108
except errors.NoSuchFile:
2109
self.fail("path %s is not a directory; no such file"
2111
if not stat.S_ISDIR(mode):
2112
self.fail("path %s is not a directory; has mode %#o"
2115
def assertTreesEqual(self, left, right):
2116
"""Check that left and right have the same content and properties."""
2117
# we use a tree delta to check for equality of the content, and we
2118
# manually check for equality of other things such as the parents list.
2119
self.assertEqual(left.get_parent_ids(), right.get_parent_ids())
2120
differences = left.changes_from(right)
2121
self.assertFalse(differences.has_changed(),
2122
"Trees %r and %r are different: %r" % (left, right, differences))
2125
super(TestCaseWithTransport, self).setUp()
2126
self.__vfs_server = None
2129
class ChrootedTestCase(TestCaseWithTransport):
2130
"""A support class that provides readonly urls outside the local namespace.
2132
This is done by checking if self.transport_server is a MemoryServer. if it
2133
is then we are chrooted already, if it is not then an HttpServer is used
2136
TODO RBC 20060127: make this an option to TestCaseWithTransport so it can
2137
be used without needed to redo it when a different
2138
subclass is in use ?
2142
super(ChrootedTestCase, self).setUp()
2143
if not self.vfs_transport_factory == MemoryServer:
2144
self.transport_readonly_server = HttpServer
2147
def filter_suite_by_re(suite, pattern, exclude_pattern=None,
2148
random_order=False):
2149
"""Create a test suite by filtering another one.
2151
:param suite: the source suite
2152
:param pattern: pattern that names must match
2153
:param exclude_pattern: pattern that names must not match, if any
2154
:param random_order: if True, tests in the new suite will be put in
2156
:returns: the newly created suite
2158
return sort_suite_by_re(suite, pattern, exclude_pattern,
2159
random_order, False)
2162
def sort_suite_by_re(suite, pattern, exclude_pattern=None,
2163
random_order=False, append_rest=True):
2164
"""Create a test suite by sorting another one.
2166
:param suite: the source suite
2167
:param pattern: pattern that names must match in order to go
2168
first in the new suite
2169
:param exclude_pattern: pattern that names must not match, if any
2170
:param random_order: if True, tests in the new suite will be put in
2172
:param append_rest: if False, pattern is a strict filter and not
2173
just an ordering directive
2174
:returns: the newly created suite
2178
filter_re = re.compile(pattern)
2179
if exclude_pattern is not None:
2180
exclude_re = re.compile(exclude_pattern)
2181
for test in iter_suite_tests(suite):
2183
if exclude_pattern is None or not exclude_re.search(test_id):
2184
if filter_re.search(test_id):
2189
random.shuffle(first)
2190
random.shuffle(second)
2191
return TestUtil.TestSuite(first + second)
2194
def run_suite(suite, name='test', verbose=False, pattern=".*",
2195
stop_on_failure=False,
2196
transport=None, lsprof_timed=None, bench_history=None,
2197
matching_tests_first=None,
2200
exclude_pattern=None,
2203
TestCase._gather_lsprof_in_benchmarks = lsprof_timed
2208
runner = TextTestRunner(stream=sys.stdout,
2210
verbosity=verbosity,
2211
bench_history=bench_history,
2212
list_only=list_only,
2214
runner.stop_on_failure=stop_on_failure
2215
# Initialise the random number generator and display the seed used.
2216
# We convert the seed to a long to make it reuseable across invocations.
2217
random_order = False
2218
if random_seed is not None:
2220
if random_seed == "now":
2221
random_seed = long(time.time())
2223
# Convert the seed to a long if we can
2225
random_seed = long(random_seed)
2228
runner.stream.writeln("Randomizing test order using seed %s\n" %
2230
random.seed(random_seed)
2231
# Customise the list of tests if requested
2232
if pattern != '.*' or exclude_pattern is not None or random_order:
2233
if matching_tests_first:
2234
suite = sort_suite_by_re(suite, pattern, exclude_pattern,
2237
suite = filter_suite_by_re(suite, pattern, exclude_pattern,
2239
result = runner.run(suite)
2242
return result.wasStrictlySuccessful()
2244
return result.wasSuccessful()
2247
def selftest(verbose=False, pattern=".*", stop_on_failure=True,
2249
test_suite_factory=None,
2252
matching_tests_first=None,
2255
exclude_pattern=None,
2258
"""Run the whole test suite under the enhanced runner"""
2259
# XXX: Very ugly way to do this...
2260
# Disable warning about old formats because we don't want it to disturb
2261
# any blackbox tests.
2262
from bzrlib import repository
2263
repository._deprecation_warning_done = True
2265
global default_transport
2266
if transport is None:
2267
transport = default_transport
2268
old_transport = default_transport
2269
default_transport = transport
2271
if test_suite_factory is None:
2272
suite = test_suite()
2274
suite = test_suite_factory()
2275
return run_suite(suite, 'testbzr', verbose=verbose, pattern=pattern,
2276
stop_on_failure=stop_on_failure,
2277
transport=transport,
2278
lsprof_timed=lsprof_timed,
2279
bench_history=bench_history,
2280
matching_tests_first=matching_tests_first,
2281
list_only=list_only,
2282
random_seed=random_seed,
2283
exclude_pattern=exclude_pattern,
2286
default_transport = old_transport
2290
"""Build and return TestSuite for the whole of bzrlib.
2292
This function can be replaced if you need to change the default test
2293
suite on a global basis, but it is not encouraged.
2296
'bzrlib.util.tests.test_bencode',
2297
'bzrlib.tests.test__dirstate_helpers',
2298
'bzrlib.tests.test_ancestry',
2299
'bzrlib.tests.test_annotate',
2300
'bzrlib.tests.test_api',
2301
'bzrlib.tests.test_atomicfile',
2302
'bzrlib.tests.test_bad_files',
2303
'bzrlib.tests.test_branch',
2304
'bzrlib.tests.test_branchbuilder',
2305
'bzrlib.tests.test_bugtracker',
2306
'bzrlib.tests.test_bundle',
2307
'bzrlib.tests.test_bzrdir',
2308
'bzrlib.tests.test_cache_utf8',
2309
'bzrlib.tests.test_commands',
2310
'bzrlib.tests.test_commit',
2311
'bzrlib.tests.test_commit_merge',
2312
'bzrlib.tests.test_config',
2313
'bzrlib.tests.test_conflicts',
2314
'bzrlib.tests.test_counted_lock',
2315
'bzrlib.tests.test_decorators',
2316
'bzrlib.tests.test_delta',
2317
'bzrlib.tests.test_deprecated_graph',
2318
'bzrlib.tests.test_diff',
2319
'bzrlib.tests.test_dirstate',
2320
'bzrlib.tests.test_email_message',
2321
'bzrlib.tests.test_errors',
2322
'bzrlib.tests.test_escaped_store',
2323
'bzrlib.tests.test_extract',
2324
'bzrlib.tests.test_fetch',
2325
'bzrlib.tests.test_ftp_transport',
2326
'bzrlib.tests.test_generate_docs',
2327
'bzrlib.tests.test_generate_ids',
2328
'bzrlib.tests.test_globbing',
2329
'bzrlib.tests.test_gpg',
2330
'bzrlib.tests.test_graph',
2331
'bzrlib.tests.test_hashcache',
2332
'bzrlib.tests.test_help',
2333
'bzrlib.tests.test_hooks',
2334
'bzrlib.tests.test_http',
2335
'bzrlib.tests.test_http_response',
2336
'bzrlib.tests.test_https_ca_bundle',
2337
'bzrlib.tests.test_identitymap',
2338
'bzrlib.tests.test_ignores',
2339
'bzrlib.tests.test_index',
2340
'bzrlib.tests.test_info',
2341
'bzrlib.tests.test_inv',
2342
'bzrlib.tests.test_knit',
2343
'bzrlib.tests.test_lazy_import',
2344
'bzrlib.tests.test_lazy_regex',
2345
'bzrlib.tests.test_lockdir',
2346
'bzrlib.tests.test_lockable_files',
2347
'bzrlib.tests.test_log',
2348
'bzrlib.tests.test_lsprof',
2349
'bzrlib.tests.test_mail_client',
2350
'bzrlib.tests.test_memorytree',
2351
'bzrlib.tests.test_merge',
2352
'bzrlib.tests.test_merge3',
2353
'bzrlib.tests.test_merge_core',
2354
'bzrlib.tests.test_merge_directive',
2355
'bzrlib.tests.test_missing',
2356
'bzrlib.tests.test_msgeditor',
2357
'bzrlib.tests.test_multiparent',
2358
'bzrlib.tests.test_nonascii',
2359
'bzrlib.tests.test_options',
2360
'bzrlib.tests.test_osutils',
2361
'bzrlib.tests.test_osutils_encodings',
2362
'bzrlib.tests.test_pack',
2363
'bzrlib.tests.test_patch',
2364
'bzrlib.tests.test_patches',
2365
'bzrlib.tests.test_permissions',
2366
'bzrlib.tests.test_plugins',
2367
'bzrlib.tests.test_progress',
2368
'bzrlib.tests.test_reconcile',
2369
'bzrlib.tests.test_registry',
2370
'bzrlib.tests.test_remote',
2371
'bzrlib.tests.test_repository',
2372
'bzrlib.tests.test_revert',
2373
'bzrlib.tests.test_revision',
2374
'bzrlib.tests.test_revisionnamespaces',
2375
'bzrlib.tests.test_revisiontree',
2376
'bzrlib.tests.test_rio',
2377
'bzrlib.tests.test_sampler',
2378
'bzrlib.tests.test_selftest',
2379
'bzrlib.tests.test_setup',
2380
'bzrlib.tests.test_sftp_transport',
2381
'bzrlib.tests.test_smart',
2382
'bzrlib.tests.test_smart_add',
2383
'bzrlib.tests.test_smart_transport',
2384
'bzrlib.tests.test_smtp_connection',
2385
'bzrlib.tests.test_source',
2386
'bzrlib.tests.test_ssh_transport',
2387
'bzrlib.tests.test_status',
2388
'bzrlib.tests.test_store',
2389
'bzrlib.tests.test_strace',
2390
'bzrlib.tests.test_subsume',
2391
'bzrlib.tests.test_symbol_versioning',
2392
'bzrlib.tests.test_tag',
2393
'bzrlib.tests.test_testament',
2394
'bzrlib.tests.test_textfile',
2395
'bzrlib.tests.test_textmerge',
2396
'bzrlib.tests.test_timestamp',
2397
'bzrlib.tests.test_trace',
2398
'bzrlib.tests.test_transactions',
2399
'bzrlib.tests.test_transform',
2400
'bzrlib.tests.test_transport',
2401
'bzrlib.tests.test_tree',
2402
'bzrlib.tests.test_treebuilder',
2403
'bzrlib.tests.test_tsort',
2404
'bzrlib.tests.test_tuned_gzip',
2405
'bzrlib.tests.test_ui',
2406
'bzrlib.tests.test_upgrade',
2407
'bzrlib.tests.test_urlutils',
2408
'bzrlib.tests.test_versionedfile',
2409
'bzrlib.tests.test_version',
2410
'bzrlib.tests.test_version_info',
2411
'bzrlib.tests.test_weave',
2412
'bzrlib.tests.test_whitebox',
2413
'bzrlib.tests.test_win32utils',
2414
'bzrlib.tests.test_workingtree',
2415
'bzrlib.tests.test_workingtree_4',
2416
'bzrlib.tests.test_wsgi',
2417
'bzrlib.tests.test_xml',
2419
test_transport_implementations = [
2420
'bzrlib.tests.test_transport_implementations',
2421
'bzrlib.tests.test_read_bundle',
2423
suite = TestUtil.TestSuite()
2424
loader = TestUtil.TestLoader()
2425
suite.addTest(loader.loadTestsFromModuleNames(testmod_names))
2426
from bzrlib.tests.test_transport_implementations import TransportTestProviderAdapter
2427
adapter = TransportTestProviderAdapter()
2428
adapt_modules(test_transport_implementations, adapter, loader, suite)
2429
for package in packages_to_test():
2430
suite.addTest(package.test_suite())
2431
for m in MODULES_TO_TEST:
2432
suite.addTest(loader.loadTestsFromModule(m))
2433
for m in MODULES_TO_DOCTEST:
2435
suite.addTest(doctest.DocTestSuite(m))
2436
except ValueError, e:
2437
print '**failed to get doctest for: %s\n%s' %(m,e)
2439
for name, plugin in bzrlib.plugin.all_plugins().items():
2440
if getattr(plugin, 'test_suite', None) is not None:
2441
default_encoding = sys.getdefaultencoding()
2443
plugin_suite = plugin.test_suite()
2444
except ImportError, e:
2445
bzrlib.trace.warning(
2446
'Unable to test plugin "%s": %s', name, e)
2448
suite.addTest(plugin_suite)
2449
if default_encoding != sys.getdefaultencoding():
2450
bzrlib.trace.warning(
2451
'Plugin "%s" tried to reset default encoding to: %s', name,
2452
sys.getdefaultencoding())
2454
sys.setdefaultencoding(default_encoding)
2458
def adapt_modules(mods_list, adapter, loader, suite):
2459
"""Adapt the modules in mods_list using adapter and add to suite."""
2460
for test in iter_suite_tests(loader.loadTestsFromModuleNames(mods_list)):
2461
suite.addTests(adapter.adapt(test))
2464
def _rmtree_temp_dir(dirname):
2465
# If LANG=C we probably have created some bogus paths
2466
# which rmtree(unicode) will fail to delete
2467
# so make sure we are using rmtree(str) to delete everything
2468
# except on win32, where rmtree(str) will fail
2469
# since it doesn't have the property of byte-stream paths
2470
# (they are either ascii or mbcs)
2471
if sys.platform == 'win32':
2472
# make sure we are using the unicode win32 api
2473
dirname = unicode(dirname)
2475
dirname = dirname.encode(sys.getfilesystemencoding())
2477
osutils.rmtree(dirname)
2479
if sys.platform == 'win32' and e.errno == errno.EACCES:
2480
print >>sys.stderr, ('Permission denied: '
2481
'unable to remove testing dir '
2482
'%s' % os.path.basename(dirname))
2487
class Feature(object):
2488
"""An operating system Feature."""
2491
self._available = None
2493
def available(self):
2494
"""Is the feature available?
2496
:return: True if the feature is available.
2498
if self._available is None:
2499
self._available = self._probe()
2500
return self._available
2503
"""Implement this method in concrete features.
2505
:return: True if the feature is available.
2507
raise NotImplementedError
2510
if getattr(self, 'feature_name', None):
2511
return self.feature_name()
2512
return self.__class__.__name__
2515
class TestScenarioApplier(object):
2516
"""A tool to apply scenarios to tests."""
2518
def adapt(self, test):
2519
"""Return a TestSuite containing a copy of test for each scenario."""
2520
result = unittest.TestSuite()
2521
for scenario in self.scenarios:
2522
result.addTest(self.adapt_test_to_scenario(test, scenario))
2525
def adapt_test_to_scenario(self, test, scenario):
2526
"""Copy test and apply scenario to it.
2528
:param test: A test to adapt.
2529
:param scenario: A tuple describing the scenarion.
2530
The first element of the tuple is the new test id.
2531
The second element is a dict containing attributes to set on the
2533
:return: The adapted test.
2535
from copy import deepcopy
2536
new_test = deepcopy(test)
2537
for name, value in scenario[1].items():
2538
setattr(new_test, name, value)
2539
new_id = "%s(%s)" % (new_test.id(), scenario[0])
2540
new_test.id = lambda: new_id
added
removed
bzrlib/tests/__init__.py
