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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.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.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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use_numbered_dirs=False,
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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.use_numbered_dirs = use_numbered_dirs
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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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if self.use_numbered_dirs:
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self.stream.write('#%d ' % test.number)
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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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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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use_numbered_dirs=False,
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ExtendedTestResult.__init__(self, stream, descriptions, verbosity,
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bench_history, num_tests, use_numbered_dirs)
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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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if self.use_numbered_dirs:
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return '#%d %s' % (self.count,
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self._shortened_test_description(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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if self.use_numbered_dirs:
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self.stream.write('%5d ' % self.count)
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self.stream.write(self._ellipsize_to_right(name,
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osutils.terminal_width()-36))
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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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if self.use_numbered_dirs:
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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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use_numbered_dirs=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.use_numbered_dirs = use_numbered_dirs
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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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use_numbered_dirs=self.use_numbered_dirs,
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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.
826
# TODO: perhaps override assertEquals to call this for strings?
830
message = "texts not equal:\n"
831
raise AssertionError(message +
832
self._ndiff_strings(a, b))
834
def assertEqualMode(self, mode, mode_test):
835
self.assertEqual(mode, mode_test,
836
'mode mismatch %o != %o' % (mode, mode_test))
838
def assertStartsWith(self, s, prefix):
839
if not s.startswith(prefix):
840
raise AssertionError('string %r does not start with %r' % (s, prefix))
842
def assertEndsWith(self, s, suffix):
843
"""Asserts that s ends with suffix."""
844
if not s.endswith(suffix):
845
raise AssertionError('string %r does not end with %r' % (s, suffix))
847
def assertContainsRe(self, haystack, needle_re):
848
"""Assert that a contains something matching a regular expression."""
849
if not re.search(needle_re, haystack):
850
raise AssertionError('pattern "%r" not found in "%r"'
851
% (needle_re, haystack))
853
def assertNotContainsRe(self, haystack, needle_re):
854
"""Assert that a does not match a regular expression"""
855
if re.search(needle_re, haystack):
856
raise AssertionError('pattern "%s" found in "%s"'
857
% (needle_re, haystack))
859
def assertSubset(self, sublist, superlist):
860
"""Assert that every entry in sublist is present in superlist."""
862
for entry in sublist:
863
if entry not in superlist:
864
missing.append(entry)
866
raise AssertionError("value(s) %r not present in container %r" %
867
(missing, superlist))
869
def assertListRaises(self, excClass, func, *args, **kwargs):
870
"""Fail unless excClass is raised when the iterator from func is used.
872
Many functions can return generators this makes sure
873
to wrap them in a list() call to make sure the whole generator
874
is run, and that the proper exception is raised.
877
list(func(*args, **kwargs))
881
if getattr(excClass,'__name__', None) is not None:
882
excName = excClass.__name__
884
excName = str(excClass)
885
raise self.failureException, "%s not raised" % excName
887
def assertRaises(self, excClass, callableObj, *args, **kwargs):
888
"""Assert that a callable raises a particular exception.
890
:param excClass: As for the except statement, this may be either an
891
exception class, or a tuple of classes.
892
:param callableObj: A callable, will be passed ``*args`` and
895
Returns the exception so that you can examine it.
898
callableObj(*args, **kwargs)
902
if getattr(excClass,'__name__', None) is not None:
903
excName = excClass.__name__
906
excName = str(excClass)
907
raise self.failureException, "%s not raised" % excName
909
def assertIs(self, left, right, message=None):
910
if not (left is right):
911
if message is not None:
912
raise AssertionError(message)
914
raise AssertionError("%r is not %r." % (left, right))
916
def assertIsNot(self, left, right, message=None):
918
if message is not None:
919
raise AssertionError(message)
921
raise AssertionError("%r is %r." % (left, right))
923
def assertTransportMode(self, transport, path, mode):
924
"""Fail if a path does not have mode mode.
926
If modes are not supported on this transport, the assertion is ignored.
928
if not transport._can_roundtrip_unix_modebits():
930
path_stat = transport.stat(path)
931
actual_mode = stat.S_IMODE(path_stat.st_mode)
932
self.assertEqual(mode, actual_mode,
933
'mode of %r incorrect (%o != %o)' % (path, mode, actual_mode))
935
def assertIsInstance(self, obj, kls):
936
"""Fail if obj is not an instance of kls"""
937
if not isinstance(obj, kls):
938
self.fail("%r is an instance of %s rather than %s" % (
939
obj, obj.__class__, kls))
941
def expectFailure(self, reason, assertion, *args, **kwargs):
942
"""Invoke a test, expecting it to fail for the given reason.
944
This is for assertions that ought to succeed, but currently fail.
945
(The failure is *expected* but not *wanted*.) Please be very precise
946
about the failure you're expecting. If a new bug is introduced,
947
AssertionError should be raised, not KnownFailure.
949
Frequently, expectFailure should be followed by an opposite assertion.
952
Intended to be used with a callable that raises AssertionError as the
953
'assertion' parameter. args and kwargs are passed to the 'assertion'.
955
Raises KnownFailure if the test fails. Raises AssertionError if the
960
self.expectFailure('Math is broken', self.assertNotEqual, 54,
962
self.assertEqual(42, dynamic_val)
964
This means that a dynamic_val of 54 will cause the test to raise
965
a KnownFailure. Once math is fixed and the expectFailure is removed,
966
only a dynamic_val of 42 will allow the test to pass. Anything other
967
than 54 or 42 will cause an AssertionError.
970
assertion(*args, **kwargs)
971
except AssertionError:
972
raise KnownFailure(reason)
974
self.fail('Unexpected success. Should have failed: %s' % reason)
976
def _capture_warnings(self, a_callable, *args, **kwargs):
977
"""A helper for callDeprecated and applyDeprecated.
979
:param a_callable: A callable to call.
980
:param args: The positional arguments for the callable
981
:param kwargs: The keyword arguments for the callable
982
:return: A tuple (warnings, result). result is the result of calling
983
a_callable(``*args``, ``**kwargs``).
986
def capture_warnings(msg, cls=None, stacklevel=None):
987
# we've hooked into a deprecation specific callpath,
988
# only deprecations should getting sent via it.
989
self.assertEqual(cls, DeprecationWarning)
990
local_warnings.append(msg)
991
original_warning_method = symbol_versioning.warn
992
symbol_versioning.set_warning_method(capture_warnings)
994
result = a_callable(*args, **kwargs)
996
symbol_versioning.set_warning_method(original_warning_method)
997
return (local_warnings, result)
999
def applyDeprecated(self, deprecation_format, a_callable, *args, **kwargs):
1000
"""Call a deprecated callable without warning the user.
1002
Note that this only captures warnings raised by symbol_versioning.warn,
1003
not other callers that go direct to the warning module.
1005
:param deprecation_format: The deprecation format that the callable
1006
should have been deprecated with. This is the same type as the
1007
parameter to deprecated_method/deprecated_function. If the
1008
callable is not deprecated with this format, an assertion error
1010
:param a_callable: A callable to call. This may be a bound method or
1011
a regular function. It will be called with ``*args`` and
1013
:param args: The positional arguments for the callable
1014
:param kwargs: The keyword arguments for the callable
1015
:return: The result of a_callable(``*args``, ``**kwargs``)
1017
call_warnings, result = self._capture_warnings(a_callable,
1019
expected_first_warning = symbol_versioning.deprecation_string(
1020
a_callable, deprecation_format)
1021
if len(call_warnings) == 0:
1022
self.fail("No deprecation warning generated by call to %s" %
1024
self.assertEqual(expected_first_warning, call_warnings[0])
1027
def callDeprecated(self, expected, callable, *args, **kwargs):
1028
"""Assert that a callable is deprecated in a particular way.
1030
This is a very precise test for unusual requirements. The
1031
applyDeprecated helper function is probably more suited for most tests
1032
as it allows you to simply specify the deprecation format being used
1033
and will ensure that that is issued for the function being called.
1035
Note that this only captures warnings raised by symbol_versioning.warn,
1036
not other callers that go direct to the warning module.
1038
:param expected: a list of the deprecation warnings expected, in order
1039
:param callable: The callable to call
1040
:param args: The positional arguments for the callable
1041
:param kwargs: The keyword arguments for the callable
1043
call_warnings, result = self._capture_warnings(callable,
1045
self.assertEqual(expected, call_warnings)
1048
def _startLogFile(self):
1049
"""Send bzr and test log messages to a temporary file.
1051
The file is removed as the test is torn down.
1053
fileno, name = tempfile.mkstemp(suffix='.log', prefix='testbzr')
1054
self._log_file = os.fdopen(fileno, 'w+')
1055
self._log_nonce = bzrlib.trace.enable_test_log(self._log_file)
1056
self._log_file_name = name
1057
self.addCleanup(self._finishLogFile)
1059
def _finishLogFile(self):
1060
"""Finished with the log file.
1062
Close the file and delete it, unless setKeepLogfile was called.
1064
if self._log_file is None:
1066
bzrlib.trace.disable_test_log(self._log_nonce)
1067
self._log_file.close()
1068
self._log_file = None
1069
if not self._keep_log_file:
1070
os.remove(self._log_file_name)
1071
self._log_file_name = None
1073
def setKeepLogfile(self):
1074
"""Make the logfile not be deleted when _finishLogFile is called."""
1075
self._keep_log_file = True
1077
def addCleanup(self, callable):
1078
"""Arrange to run a callable when this case is torn down.
1080
Callables are run in the reverse of the order they are registered,
1081
ie last-in first-out.
1083
if callable in self._cleanups:
1084
raise ValueError("cleanup function %r already registered on %s"
1086
self._cleanups.append(callable)
1088
def _cleanEnvironment(self):
1090
'BZR_HOME': None, # Don't inherit BZR_HOME to all the tests.
1091
'HOME': os.getcwd(),
1092
'APPDATA': None, # bzr now use Win32 API and don't rely on APPDATA
1094
'BZREMAIL': None, # may still be present in the environment
1096
'BZR_PROGRESS_BAR': None,
1100
'https_proxy': None,
1101
'HTTPS_PROXY': None,
1106
# Nobody cares about these ones AFAIK. So far at
1107
# least. If you do (care), please update this comment
1111
'BZR_REMOTE_PATH': None,
1114
self.addCleanup(self._restoreEnvironment)
1115
for name, value in new_env.iteritems():
1116
self._captureVar(name, value)
1118
def _captureVar(self, name, newvalue):
1119
"""Set an environment variable, and reset it when finished."""
1120
self.__old_env[name] = osutils.set_or_unset_env(name, newvalue)
1122
def _restore_debug_flags(self):
1123
debug.debug_flags.clear()
1124
debug.debug_flags.update(self._preserved_debug_flags)
1126
def _restoreEnvironment(self):
1127
for name, value in self.__old_env.iteritems():
1128
osutils.set_or_unset_env(name, value)
1130
def _restoreHooks(self):
1131
for klass, hooks in self._preserved_hooks.items():
1132
setattr(klass, 'hooks', hooks)
1134
def knownFailure(self, reason):
1135
"""This test has failed for some known reason."""
1136
raise KnownFailure(reason)
1138
def run(self, result=None):
1139
if result is None: result = self.defaultTestResult()
1140
for feature in getattr(self, '_test_needs_features', []):
1141
if not feature.available():
1142
result.startTest(self)
1143
if getattr(result, 'addNotSupported', None):
1144
result.addNotSupported(self, feature)
1146
result.addSuccess(self)
1147
result.stopTest(self)
1149
return unittest.TestCase.run(self, result)
1153
unittest.TestCase.tearDown(self)
1155
def time(self, callable, *args, **kwargs):
1156
"""Run callable and accrue the time it takes to the benchmark time.
1158
If lsprofiling is enabled (i.e. by --lsprof-time to bzr selftest) then
1159
this will cause lsprofile statistics to be gathered and stored in
1162
if self._benchtime is None:
1166
if not self._gather_lsprof_in_benchmarks:
1167
return callable(*args, **kwargs)
1169
# record this benchmark
1170
ret, stats = bzrlib.lsprof.profile(callable, *args, **kwargs)
1172
self._benchcalls.append(((callable, args, kwargs), stats))
1175
self._benchtime += time.time() - start
1177
def _runCleanups(self):
1178
"""Run registered cleanup functions.
1180
This should only be called from TestCase.tearDown.
1182
# TODO: Perhaps this should keep running cleanups even if
1183
# one of them fails?
1185
# Actually pop the cleanups from the list so tearDown running
1186
# twice is safe (this happens for skipped tests).
1187
while self._cleanups:
1188
self._cleanups.pop()()
1190
def log(self, *args):
1193
def _get_log(self, keep_log_file=False):
1194
"""Return as a string the log for this test. If the file is still
1195
on disk and keep_log_file=False, delete the log file and store the
1196
content in self._log_contents."""
1197
# flush the log file, to get all content
1199
bzrlib.trace._trace_file.flush()
1200
if self._log_contents:
1201
return self._log_contents
1202
if self._log_file_name is not None:
1203
logfile = open(self._log_file_name)
1205
log_contents = logfile.read()
1208
if not keep_log_file:
1209
self._log_contents = log_contents
1211
os.remove(self._log_file_name)
1213
if sys.platform == 'win32' and e.errno == errno.EACCES:
1214
print >>sys.stderr, ('Unable to delete log file '
1215
' %r' % self._log_file_name)
1220
return "DELETED log file to reduce memory footprint"
1222
@deprecated_method(zero_eighteen)
1223
def capture(self, cmd, retcode=0):
1224
"""Shortcut that splits cmd into words, runs, and returns stdout"""
1225
return self.run_bzr_captured(cmd.split(), retcode=retcode)[0]
1227
def requireFeature(self, feature):
1228
"""This test requires a specific feature is available.
1230
:raises UnavailableFeature: When feature is not available.
1232
if not feature.available():
1233
raise UnavailableFeature(feature)
1235
@deprecated_method(zero_eighteen)
1236
def run_bzr_captured(self, argv, retcode=0, encoding=None, stdin=None,
1238
"""Invoke bzr and return (stdout, stderr).
1240
Don't call this method, just use run_bzr() which is equivalent.
1242
:param argv: Arguments to invoke bzr. This may be either a
1243
single string, in which case it is split by shlex into words,
1244
or a list of arguments.
1245
:param retcode: Expected return code, or None for don't-care.
1246
:param encoding: Encoding for sys.stdout and sys.stderr
1247
:param stdin: A string to be used as stdin for the command.
1248
:param working_dir: Change to this directory before running
1250
return self._run_bzr_autosplit(argv, retcode=retcode,
1251
encoding=encoding, stdin=stdin, working_dir=working_dir,
1254
def _run_bzr_autosplit(self, args, retcode, encoding, stdin,
1256
"""Run bazaar command line, splitting up a string command line."""
1257
if isinstance(args, basestring):
1258
args = list(shlex.split(args))
1259
return self._run_bzr_core(args, retcode=retcode,
1260
encoding=encoding, stdin=stdin, working_dir=working_dir,
1263
def _run_bzr_core(self, args, retcode, encoding, stdin,
1265
if encoding is None:
1266
encoding = bzrlib.user_encoding
1267
stdout = StringIOWrapper()
1268
stderr = StringIOWrapper()
1269
stdout.encoding = encoding
1270
stderr.encoding = encoding
1272
self.log('run bzr: %r', args)
1273
# FIXME: don't call into logging here
1274
handler = logging.StreamHandler(stderr)
1275
handler.setLevel(logging.INFO)
1276
logger = logging.getLogger('')
1277
logger.addHandler(handler)
1278
old_ui_factory = ui.ui_factory
1279
ui.ui_factory = TestUIFactory(stdin=stdin, stdout=stdout, stderr=stderr)
1282
if working_dir is not None:
1283
cwd = osutils.getcwd()
1284
os.chdir(working_dir)
1287
result = self.apply_redirected(ui.ui_factory.stdin,
1289
bzrlib.commands.run_bzr_catch_errors,
1292
logger.removeHandler(handler)
1293
ui.ui_factory = old_ui_factory
1297
out = stdout.getvalue()
1298
err = stderr.getvalue()
1300
self.log('output:\n%r', out)
1302
self.log('errors:\n%r', err)
1303
if retcode is not None:
1304
self.assertEquals(retcode, result,
1305
message='Unexpected return code')
1308
def run_bzr(self, *args, **kwargs):
1309
"""Invoke bzr, as if it were run from the command line.
1311
The argument list should not include the bzr program name - the
1312
first argument is normally the bzr command. Arguments may be
1313
passed in three ways:
1315
1- A list of strings, eg ["commit", "a"]. This is recommended
1316
when the command contains whitespace or metacharacters, or
1317
is built up at run time.
1319
2- A single string, eg "add a". This is the most convenient
1320
for hardcoded commands.
1322
3- Several varargs parameters, eg run_bzr("add", "a").
1323
This is not recommended for new code.
1325
This runs bzr through the interface that catches and reports
1326
errors, and with logging set to something approximating the
1327
default, so that error reporting can be checked.
1329
This should be the main method for tests that want to exercise the
1330
overall behavior of the bzr application (rather than a unit test
1331
or a functional test of the library.)
1333
This sends the stdout/stderr results into the test's log,
1334
where it may be useful for debugging. See also run_captured.
1336
:keyword stdin: A string to be used as stdin for the command.
1337
:keyword retcode: The status code the command should return;
1339
:keyword working_dir: The directory to run the command in
1340
:keyword error_regexes: A list of expected error messages. If
1341
specified they must be seen in the error output of the command.
1343
retcode = kwargs.pop('retcode', 0)
1344
encoding = kwargs.pop('encoding', None)
1345
stdin = kwargs.pop('stdin', None)
1346
working_dir = kwargs.pop('working_dir', None)
1347
error_regexes = kwargs.pop('error_regexes', [])
1350
if isinstance(args[0], (list, basestring)):
1353
## symbol_versioning.warn(zero_eighteen % "passing varargs to run_bzr",
1354
## DeprecationWarning, stacklevel=2)
1355
# not done yet, because too many tests would need to be updated -
1356
# but please don't do this in new code. -- mbp 20070626
1359
out, err = self._run_bzr_autosplit(args=args,
1361
encoding=encoding, stdin=stdin, working_dir=working_dir,
1364
for regex in error_regexes:
1365
self.assertContainsRe(err, regex)
1368
def run_bzr_decode(self, *args, **kwargs):
1369
if 'encoding' in kwargs:
1370
encoding = kwargs['encoding']
1372
encoding = bzrlib.user_encoding
1373
return self.run_bzr(*args, **kwargs)[0].decode(encoding)
1375
def run_bzr_error(self, error_regexes, *args, **kwargs):
1376
"""Run bzr, and check that stderr contains the supplied regexes
1378
:param error_regexes: Sequence of regular expressions which
1379
must each be found in the error output. The relative ordering
1381
:param args: command-line arguments for bzr
1382
:param kwargs: Keyword arguments which are interpreted by run_bzr
1383
This function changes the default value of retcode to be 3,
1384
since in most cases this is run when you expect bzr to fail.
1385
:return: (out, err) The actual output of running the command (in case
1386
you want to do more inspection)
1390
# Make sure that commit is failing because there is nothing to do
1391
self.run_bzr_error(['no changes to commit'],
1392
'commit', '-m', 'my commit comment')
1393
# Make sure --strict is handling an unknown file, rather than
1394
# giving us the 'nothing to do' error
1395
self.build_tree(['unknown'])
1396
self.run_bzr_error(['Commit refused because there are unknown files'],
1397
'commit', '--strict', '-m', 'my commit comment')
1399
kwargs.setdefault('retcode', 3)
1400
out, err = self.run_bzr(error_regexes=error_regexes, *args, **kwargs)
1403
def run_bzr_subprocess(self, *args, **kwargs):
1404
"""Run bzr in a subprocess for testing.
1406
This starts a new Python interpreter and runs bzr in there.
1407
This should only be used for tests that have a justifiable need for
1408
this isolation: e.g. they are testing startup time, or signal
1409
handling, or early startup code, etc. Subprocess code can't be
1410
profiled or debugged so easily.
1412
:keyword retcode: The status code that is expected. Defaults to 0. If
1413
None is supplied, the status code is not checked.
1414
:keyword env_changes: A dictionary which lists changes to environment
1415
variables. A value of None will unset the env variable.
1416
The values must be strings. The change will only occur in the
1417
child, so you don't need to fix the environment after running.
1418
:keyword universal_newlines: Convert CRLF => LF
1419
:keyword allow_plugins: By default the subprocess is run with
1420
--no-plugins to ensure test reproducibility. Also, it is possible
1421
for system-wide plugins to create unexpected output on stderr,
1422
which can cause unnecessary test failures.
1424
env_changes = kwargs.get('env_changes', {})
1425
working_dir = kwargs.get('working_dir', None)
1426
allow_plugins = kwargs.get('allow_plugins', False)
1427
process = self.start_bzr_subprocess(args, env_changes=env_changes,
1428
working_dir=working_dir,
1429
allow_plugins=allow_plugins)
1430
# We distinguish between retcode=None and retcode not passed.
1431
supplied_retcode = kwargs.get('retcode', 0)
1432
return self.finish_bzr_subprocess(process, retcode=supplied_retcode,
1433
universal_newlines=kwargs.get('universal_newlines', False),
1436
def start_bzr_subprocess(self, process_args, env_changes=None,
1437
skip_if_plan_to_signal=False,
1439
allow_plugins=False):
1440
"""Start bzr in a subprocess for testing.
1442
This starts a new Python interpreter and runs bzr in there.
1443
This should only be used for tests that have a justifiable need for
1444
this isolation: e.g. they are testing startup time, or signal
1445
handling, or early startup code, etc. Subprocess code can't be
1446
profiled or debugged so easily.
1448
:param process_args: a list of arguments to pass to the bzr executable,
1449
for example ``['--version']``.
1450
:param env_changes: A dictionary which lists changes to environment
1451
variables. A value of None will unset the env variable.
1452
The values must be strings. The change will only occur in the
1453
child, so you don't need to fix the environment after running.
1454
:param skip_if_plan_to_signal: raise TestSkipped when true and os.kill
1456
:param allow_plugins: If False (default) pass --no-plugins to bzr.
1458
:returns: Popen object for the started process.
1460
if skip_if_plan_to_signal:
1461
if not getattr(os, 'kill', None):
1462
raise TestSkipped("os.kill not available.")
1464
if env_changes is None:
1468
def cleanup_environment():
1469
for env_var, value in env_changes.iteritems():
1470
old_env[env_var] = osutils.set_or_unset_env(env_var, value)
1472
def restore_environment():
1473
for env_var, value in old_env.iteritems():
1474
osutils.set_or_unset_env(env_var, value)
1476
bzr_path = self.get_bzr_path()
1479
if working_dir is not None:
1480
cwd = osutils.getcwd()
1481
os.chdir(working_dir)
1484
# win32 subprocess doesn't support preexec_fn
1485
# so we will avoid using it on all platforms, just to
1486
# make sure the code path is used, and we don't break on win32
1487
cleanup_environment()
1488
command = [sys.executable, bzr_path]
1489
if not allow_plugins:
1490
command.append('--no-plugins')
1491
command.extend(process_args)
1492
process = self._popen(command, stdin=PIPE, stdout=PIPE, stderr=PIPE)
1494
restore_environment()
1500
def _popen(self, *args, **kwargs):
1501
"""Place a call to Popen.
1503
Allows tests to override this method to intercept the calls made to
1504
Popen for introspection.
1506
return Popen(*args, **kwargs)
1508
def get_bzr_path(self):
1509
"""Return the path of the 'bzr' executable for this test suite."""
1510
bzr_path = os.path.dirname(os.path.dirname(bzrlib.__file__))+'/bzr'
1511
if not os.path.isfile(bzr_path):
1512
# We are probably installed. Assume sys.argv is the right file
1513
bzr_path = sys.argv[0]
1516
def finish_bzr_subprocess(self, process, retcode=0, send_signal=None,
1517
universal_newlines=False, process_args=None):
1518
"""Finish the execution of process.
1520
:param process: the Popen object returned from start_bzr_subprocess.
1521
:param retcode: The status code that is expected. Defaults to 0. If
1522
None is supplied, the status code is not checked.
1523
:param send_signal: an optional signal to send to the process.
1524
:param universal_newlines: Convert CRLF => LF
1525
:returns: (stdout, stderr)
1527
if send_signal is not None:
1528
os.kill(process.pid, send_signal)
1529
out, err = process.communicate()
1531
if universal_newlines:
1532
out = out.replace('\r\n', '\n')
1533
err = err.replace('\r\n', '\n')
1535
if retcode is not None and retcode != process.returncode:
1536
if process_args is None:
1537
process_args = "(unknown args)"
1538
mutter('Output of bzr %s:\n%s', process_args, out)
1539
mutter('Error for bzr %s:\n%s', process_args, err)
1540
self.fail('Command bzr %s failed with retcode %s != %s'
1541
% (process_args, retcode, process.returncode))
1544
def check_inventory_shape(self, inv, shape):
1545
"""Compare an inventory to a list of expected names.
1547
Fail if they are not precisely equal.
1550
shape = list(shape) # copy
1551
for path, ie in inv.entries():
1552
name = path.replace('\\', '/')
1553
if ie.kind == 'directory':
1560
self.fail("expected paths not found in inventory: %r" % shape)
1562
self.fail("unexpected paths found in inventory: %r" % extras)
1564
def apply_redirected(self, stdin=None, stdout=None, stderr=None,
1565
a_callable=None, *args, **kwargs):
1566
"""Call callable with redirected std io pipes.
1568
Returns the return code."""
1569
if not callable(a_callable):
1570
raise ValueError("a_callable must be callable.")
1572
stdin = StringIO("")
1574
if getattr(self, "_log_file", None) is not None:
1575
stdout = self._log_file
1579
if getattr(self, "_log_file", None is not None):
1580
stderr = self._log_file
1583
real_stdin = sys.stdin
1584
real_stdout = sys.stdout
1585
real_stderr = sys.stderr
1590
return a_callable(*args, **kwargs)
1592
sys.stdout = real_stdout
1593
sys.stderr = real_stderr
1594
sys.stdin = real_stdin
1596
def reduceLockdirTimeout(self):
1597
"""Reduce the default lock timeout for the duration of the test, so that
1598
if LockContention occurs during a test, it does so quickly.
1600
Tests that expect to provoke LockContention errors should call this.
1602
orig_timeout = bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS
1604
bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS = orig_timeout
1605
self.addCleanup(resetTimeout)
1606
bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS = 0
1609
class TestCaseWithMemoryTransport(TestCase):
1610
"""Common test class for tests that do not need disk resources.
1612
Tests that need disk resources should derive from TestCaseWithTransport.
1614
TestCaseWithMemoryTransport sets the TEST_ROOT variable for all bzr tests.
1616
For TestCaseWithMemoryTransport the test_home_dir is set to the name of
1617
a directory which does not exist. This serves to help ensure test isolation
1618
is preserved. test_dir is set to the TEST_ROOT, as is cwd, because they
1619
must exist. However, TestCaseWithMemoryTransport does not offer local
1620
file defaults for the transport in tests, nor does it obey the command line
1621
override, so tests that accidentally write to the common directory should
1624
:cvar TEST_ROOT: Directory containing all temporary directories, plus
1625
a .bzr directory that stops us ascending higher into the filesystem.
1631
def __init__(self, methodName='runTest'):
1632
# allow test parameterisation after test construction and before test
1633
# execution. Variables that the parameteriser sets need to be
1634
# ones that are not set by setUp, or setUp will trash them.
1635
super(TestCaseWithMemoryTransport, self).__init__(methodName)
1636
self.vfs_transport_factory = default_transport
1637
self.transport_server = None
1638
self.transport_readonly_server = None
1639
self.__vfs_server = None
1641
def get_transport(self):
1642
"""Return a writeable transport for the test scratch space"""
1643
t = get_transport(self.get_url())
1644
self.assertFalse(t.is_readonly())
1647
def get_readonly_transport(self):
1648
"""Return a readonly transport for the test scratch space
1650
This can be used to test that operations which should only need
1651
readonly access in fact do not try to write.
1653
t = get_transport(self.get_readonly_url())
1654
self.assertTrue(t.is_readonly())
1657
def create_transport_readonly_server(self):
1658
"""Create a transport server from class defined at init.
1660
This is mostly a hook for daughter classes.
1662
return self.transport_readonly_server()
1664
def get_readonly_server(self):
1665
"""Get the server instance for the readonly transport
1667
This is useful for some tests with specific servers to do diagnostics.
1669
if self.__readonly_server is None:
1670
if self.transport_readonly_server is None:
1671
# readonly decorator requested
1672
# bring up the server
1673
self.__readonly_server = ReadonlyServer()
1674
self.__readonly_server.setUp(self.get_vfs_only_server())
1676
self.__readonly_server = self.create_transport_readonly_server()
1677
self.__readonly_server.setUp(self.get_vfs_only_server())
1678
self.addCleanup(self.__readonly_server.tearDown)
1679
return self.__readonly_server
1681
def get_readonly_url(self, relpath=None):
1682
"""Get a URL for the readonly transport.
1684
This will either be backed by '.' or a decorator to the transport
1685
used by self.get_url()
1686
relpath provides for clients to get a path relative to the base url.
1687
These should only be downwards relative, not upwards.
1689
base = self.get_readonly_server().get_url()
1690
if relpath is not None:
1691
if not base.endswith('/'):
1693
base = base + relpath
1696
def get_vfs_only_server(self):
1697
"""Get the vfs only read/write server instance.
1699
This is useful for some tests with specific servers that need
1702
For TestCaseWithMemoryTransport this is always a MemoryServer, and there
1703
is no means to override it.
1705
if self.__vfs_server is None:
1706
self.__vfs_server = MemoryServer()
1707
self.__vfs_server.setUp()
1708
self.addCleanup(self.__vfs_server.tearDown)
1709
return self.__vfs_server
1711
def get_server(self):
1712
"""Get the read/write server instance.
1714
This is useful for some tests with specific servers that need
1717
This is built from the self.transport_server factory. If that is None,
1718
then the self.get_vfs_server is returned.
1720
if self.__server is None:
1721
if self.transport_server is None or self.transport_server is self.vfs_transport_factory:
1722
return self.get_vfs_only_server()
1724
# bring up a decorated means of access to the vfs only server.
1725
self.__server = self.transport_server()
1727
self.__server.setUp(self.get_vfs_only_server())
1728
except TypeError, e:
1729
# This should never happen; the try:Except here is to assist
1730
# developers having to update code rather than seeing an
1731
# uninformative TypeError.
1732
raise Exception, "Old server API in use: %s, %s" % (self.__server, e)
1733
self.addCleanup(self.__server.tearDown)
1734
return self.__server
1736
def _adjust_url(self, base, relpath):
1737
"""Get a URL (or maybe a path) for the readwrite transport.
1739
This will either be backed by '.' or to an equivalent non-file based
1741
relpath provides for clients to get a path relative to the base url.
1742
These should only be downwards relative, not upwards.
1744
if relpath is not None and relpath != '.':
1745
if not base.endswith('/'):
1747
# XXX: Really base should be a url; we did after all call
1748
# get_url()! But sometimes it's just a path (from
1749
# LocalAbspathServer), and it'd be wrong to append urlescaped data
1750
# to a non-escaped local path.
1751
if base.startswith('./') or base.startswith('/'):
1754
base += urlutils.escape(relpath)
1757
def get_url(self, relpath=None):
1758
"""Get a URL (or maybe a path) for the readwrite transport.
1760
This will either be backed by '.' or to an equivalent non-file based
1762
relpath provides for clients to get a path relative to the base url.
1763
These should only be downwards relative, not upwards.
1765
base = self.get_server().get_url()
1766
return self._adjust_url(base, relpath)
1768
def get_vfs_only_url(self, relpath=None):
1769
"""Get a URL (or maybe a path for the plain old vfs transport.
1771
This will never be a smart protocol. It always has all the
1772
capabilities of the local filesystem, but it might actually be a
1773
MemoryTransport or some other similar virtual filesystem.
1775
This is the backing transport (if any) of the server returned by
1776
get_url and get_readonly_url.
1778
:param relpath: provides for clients to get a path relative to the base
1779
url. These should only be downwards relative, not upwards.
1782
base = self.get_vfs_only_server().get_url()
1783
return self._adjust_url(base, relpath)
1785
def _make_test_root(self):
1786
if TestCaseWithMemoryTransport.TEST_ROOT is not None:
1788
root = tempfile.mkdtemp(prefix='testbzr-', suffix='.tmp')
1789
TestCaseWithMemoryTransport.TEST_ROOT = root
1791
# make a fake bzr directory there to prevent any tests propagating
1792
# up onto the source directory's real branch
1793
bzrdir.BzrDir.create_standalone_workingtree(root)
1795
# The same directory is used by all tests, and we're not specifically
1796
# told when all tests are finished. This will do.
1797
atexit.register(_rmtree_temp_dir, root)
1799
def makeAndChdirToTestDir(self):
1800
"""Create a temporary directories for this one test.
1802
This must set self.test_home_dir and self.test_dir and chdir to
1805
For TestCaseWithMemoryTransport we chdir to the TEST_ROOT for this test.
1807
os.chdir(TestCaseWithMemoryTransport.TEST_ROOT)
1808
self.test_dir = TestCaseWithMemoryTransport.TEST_ROOT
1809
self.test_home_dir = self.test_dir + "/MemoryTransportMissingHomeDir"
1811
def make_branch(self, relpath, format=None):
1812
"""Create a branch on the transport at relpath."""
1813
repo = self.make_repository(relpath, format=format)
1814
return repo.bzrdir.create_branch()
1816
def make_bzrdir(self, relpath, format=None):
1818
# might be a relative or absolute path
1819
maybe_a_url = self.get_url(relpath)
1820
segments = maybe_a_url.rsplit('/', 1)
1821
t = get_transport(maybe_a_url)
1822
if len(segments) > 1 and segments[-1] not in ('', '.'):
1826
if isinstance(format, basestring):
1827
format = bzrdir.format_registry.make_bzrdir(format)
1828
return format.initialize_on_transport(t)
1829
except errors.UninitializableFormat:
1830
raise TestSkipped("Format %s is not initializable." % format)
1832
def make_repository(self, relpath, shared=False, format=None):
1833
"""Create a repository on our default transport at relpath.
1835
Note that relpath must be a relative path, not a full url.
1837
# FIXME: If you create a remoterepository this returns the underlying
1838
# real format, which is incorrect. Actually we should make sure that
1839
# RemoteBzrDir returns a RemoteRepository.
1840
# maybe mbp 20070410
1841
made_control = self.make_bzrdir(relpath, format=format)
1842
return made_control.create_repository(shared=shared)
1844
def make_branch_and_memory_tree(self, relpath, format=None):
1845
"""Create a branch on the default transport and a MemoryTree for it."""
1846
b = self.make_branch(relpath, format=format)
1847
return memorytree.MemoryTree.create_on_branch(b)
1849
def overrideEnvironmentForTesting(self):
1850
os.environ['HOME'] = self.test_home_dir
1851
os.environ['BZR_HOME'] = self.test_home_dir
1854
super(TestCaseWithMemoryTransport, self).setUp()
1855
self._make_test_root()
1856
_currentdir = os.getcwdu()
1857
def _leaveDirectory():
1858
os.chdir(_currentdir)
1859
self.addCleanup(_leaveDirectory)
1860
self.makeAndChdirToTestDir()
1861
self.overrideEnvironmentForTesting()
1862
self.__readonly_server = None
1863
self.__server = None
1864
self.reduceLockdirTimeout()
1867
class TestCaseInTempDir(TestCaseWithMemoryTransport):
1868
"""Derived class that runs a test within a temporary directory.
1870
This is useful for tests that need to create a branch, etc.
1872
The directory is created in a slightly complex way: for each
1873
Python invocation, a new temporary top-level directory is created.
1874
All test cases create their own directory within that. If the
1875
tests complete successfully, the directory is removed.
1877
:ivar test_base_dir: The path of the top-level directory for this
1878
test, which contains a home directory and a work directory.
1880
:ivar test_home_dir: An initially empty directory under test_base_dir
1881
which is used as $HOME for this test.
1883
:ivar test_dir: A directory under test_base_dir used as the current
1884
directory when the test proper is run.
1887
OVERRIDE_PYTHON = 'python'
1888
use_numbered_dirs = False
1890
def check_file_contents(self, filename, expect):
1891
self.log("check contents of file %s" % filename)
1892
contents = file(filename, 'r').read()
1893
if contents != expect:
1894
self.log("expected: %r" % expect)
1895
self.log("actually: %r" % contents)
1896
self.fail("contents of %s not as expected" % filename)
1898
def makeAndChdirToTestDir(self):
1899
"""See TestCaseWithMemoryTransport.makeAndChdirToTestDir().
1901
For TestCaseInTempDir we create a temporary directory based on the test
1902
name and then create two subdirs - test and home under it.
1904
# create a directory within the top level test directory
1905
candidate_dir = tempfile.mkdtemp(dir=self.TEST_ROOT)
1906
# now create test and home directories within this dir
1907
self.test_base_dir = candidate_dir
1908
self.test_home_dir = self.test_base_dir + '/home'
1909
os.mkdir(self.test_home_dir)
1910
self.test_dir = self.test_base_dir + '/work'
1911
os.mkdir(self.test_dir)
1912
os.chdir(self.test_dir)
1913
# put name of test inside
1914
f = file(self.test_base_dir + '/name', 'w')
1919
self.addCleanup(self.deleteTestDir)
1921
def deleteTestDir(self):
1922
os.chdir(self.TEST_ROOT)
1923
_rmtree_temp_dir(self.test_base_dir)
1925
def build_tree(self, shape, line_endings='binary', transport=None):
1926
"""Build a test tree according to a pattern.
1928
shape is a sequence of file specifications. If the final
1929
character is '/', a directory is created.
1931
This assumes that all the elements in the tree being built are new.
1933
This doesn't add anything to a branch.
1935
:param line_endings: Either 'binary' or 'native'
1936
in binary mode, exact contents are written in native mode, the
1937
line endings match the default platform endings.
1938
:param transport: A transport to write to, for building trees on VFS's.
1939
If the transport is readonly or None, "." is opened automatically.
1942
# It's OK to just create them using forward slashes on windows.
1943
if transport is None or transport.is_readonly():
1944
transport = get_transport(".")
1946
self.assert_(isinstance(name, basestring))
1948
transport.mkdir(urlutils.escape(name[:-1]))
1950
if line_endings == 'binary':
1952
elif line_endings == 'native':
1955
raise errors.BzrError(
1956
'Invalid line ending request %r' % line_endings)
1957
content = "contents of %s%s" % (name.encode('utf-8'), end)
1958
transport.put_bytes_non_atomic(urlutils.escape(name), content)
1960
def build_tree_contents(self, shape):
1961
build_tree_contents(shape)
1963
def assertFileEqual(self, content, path):
1964
"""Fail if path does not contain 'content'."""
1965
self.failUnlessExists(path)
1966
f = file(path, 'rb')
1971
self.assertEqualDiff(content, s)
1973
def failUnlessExists(self, path):
1974
"""Fail unless path or paths, which may be abs or relative, exist."""
1975
if not isinstance(path, basestring):
1977
self.failUnlessExists(p)
1979
self.failUnless(osutils.lexists(path),path+" does not exist")
1981
def failIfExists(self, path):
1982
"""Fail if path or paths, which may be abs or relative, exist."""
1983
if not isinstance(path, basestring):
1985
self.failIfExists(p)
1987
self.failIf(osutils.lexists(path),path+" exists")
1989
def assertInWorkingTree(self,path,root_path='.',tree=None):
1990
"""Assert whether path or paths are in the WorkingTree"""
1992
tree = workingtree.WorkingTree.open(root_path)
1993
if not isinstance(path, basestring):
1995
self.assertInWorkingTree(p,tree=tree)
1997
self.assertIsNot(tree.path2id(path), None,
1998
path+' not in working tree.')
2000
def assertNotInWorkingTree(self,path,root_path='.',tree=None):
2001
"""Assert whether path or paths are not in the WorkingTree"""
2003
tree = workingtree.WorkingTree.open(root_path)
2004
if not isinstance(path, basestring):
2006
self.assertNotInWorkingTree(p,tree=tree)
2008
self.assertIs(tree.path2id(path), None, path+' in working tree.')
2011
class TestCaseWithTransport(TestCaseInTempDir):
2012
"""A test case that provides get_url and get_readonly_url facilities.
2014
These back onto two transport servers, one for readonly access and one for
2017
If no explicit class is provided for readonly access, a
2018
ReadonlyTransportDecorator is used instead which allows the use of non disk
2019
based read write transports.
2021
If an explicit class is provided for readonly access, that server and the
2022
readwrite one must both define get_url() as resolving to os.getcwd().
2025
def get_vfs_only_server(self):
2026
"""See TestCaseWithMemoryTransport.
2028
This is useful for some tests with specific servers that need
2031
if self.__vfs_server is None:
2032
self.__vfs_server = self.vfs_transport_factory()
2033
self.__vfs_server.setUp()
2034
self.addCleanup(self.__vfs_server.tearDown)
2035
return self.__vfs_server
2037
def make_branch_and_tree(self, relpath, format=None):
2038
"""Create a branch on the transport and a tree locally.
2040
If the transport is not a LocalTransport, the Tree can't be created on
2041
the transport. In that case if the vfs_transport_factory is
2042
LocalURLServer the working tree is created in the local
2043
directory backing the transport, and the returned tree's branch and
2044
repository will also be accessed locally. Otherwise a lightweight
2045
checkout is created and returned.
2047
:param format: The BzrDirFormat.
2048
:returns: the WorkingTree.
2050
# TODO: always use the local disk path for the working tree,
2051
# this obviously requires a format that supports branch references
2052
# so check for that by checking bzrdir.BzrDirFormat.get_default_format()
2054
b = self.make_branch(relpath, format=format)
2056
return b.bzrdir.create_workingtree()
2057
except errors.NotLocalUrl:
2058
# We can only make working trees locally at the moment. If the
2059
# transport can't support them, then we keep the non-disk-backed
2060
# branch and create a local checkout.
2061
if self.vfs_transport_factory is LocalURLServer:
2062
# the branch is colocated on disk, we cannot create a checkout.
2063
# hopefully callers will expect this.
2064
local_controldir= bzrdir.BzrDir.open(self.get_vfs_only_url(relpath))
2065
return local_controldir.create_workingtree()
2067
return b.create_checkout(relpath, lightweight=True)
2069
def assertIsDirectory(self, relpath, transport):
2070
"""Assert that relpath within transport is a directory.
2072
This may not be possible on all transports; in that case it propagates
2073
a TransportNotPossible.
2076
mode = transport.stat(relpath).st_mode
2077
except errors.NoSuchFile:
2078
self.fail("path %s is not a directory; no such file"
2080
if not stat.S_ISDIR(mode):
2081
self.fail("path %s is not a directory; has mode %#o"
2084
def assertTreesEqual(self, left, right):
2085
"""Check that left and right have the same content and properties."""
2086
# we use a tree delta to check for equality of the content, and we
2087
# manually check for equality of other things such as the parents list.
2088
self.assertEqual(left.get_parent_ids(), right.get_parent_ids())
2089
differences = left.changes_from(right)
2090
self.assertFalse(differences.has_changed(),
2091
"Trees %r and %r are different: %r" % (left, right, differences))
2094
super(TestCaseWithTransport, self).setUp()
2095
self.__vfs_server = None
2098
class ChrootedTestCase(TestCaseWithTransport):
2099
"""A support class that provides readonly urls outside the local namespace.
2101
This is done by checking if self.transport_server is a MemoryServer. if it
2102
is then we are chrooted already, if it is not then an HttpServer is used
2105
TODO RBC 20060127: make this an option to TestCaseWithTransport so it can
2106
be used without needed to redo it when a different
2107
subclass is in use ?
2111
super(ChrootedTestCase, self).setUp()
2112
if not self.vfs_transport_factory == MemoryServer:
2113
self.transport_readonly_server = HttpServer
2116
def filter_suite_by_re(suite, pattern, exclude_pattern=None,
2117
random_order=False):
2118
"""Create a test suite by filtering another one.
2120
:param suite: the source suite
2121
:param pattern: pattern that names must match
2122
:param exclude_pattern: pattern that names must not match, if any
2123
:param random_order: if True, tests in the new suite will be put in
2125
:returns: the newly created suite
2127
return sort_suite_by_re(suite, pattern, exclude_pattern,
2128
random_order, False)
2131
def sort_suite_by_re(suite, pattern, exclude_pattern=None,
2132
random_order=False, append_rest=True):
2133
"""Create a test suite by sorting another one.
2135
:param suite: the source suite
2136
:param pattern: pattern that names must match in order to go
2137
first in the new suite
2138
:param exclude_pattern: pattern that names must not match, if any
2139
:param random_order: if True, tests in the new suite will be put in
2141
:param append_rest: if False, pattern is a strict filter and not
2142
just an ordering directive
2143
:returns: the newly created suite
2147
filter_re = re.compile(pattern)
2148
if exclude_pattern is not None:
2149
exclude_re = re.compile(exclude_pattern)
2150
for test in iter_suite_tests(suite):
2152
if exclude_pattern is None or not exclude_re.search(test_id):
2153
if filter_re.search(test_id):
2158
random.shuffle(first)
2159
random.shuffle(second)
2160
return TestUtil.TestSuite(first + second)
2163
def run_suite(suite, name='test', verbose=False, pattern=".*",
2164
stop_on_failure=False,
2165
transport=None, lsprof_timed=None, bench_history=None,
2166
matching_tests_first=None,
2170
exclude_pattern=None,
2172
use_numbered_dirs = bool(numbered_dirs)
2174
TestCase._gather_lsprof_in_benchmarks = lsprof_timed
2175
if numbered_dirs is not None:
2176
TestCaseInTempDir.use_numbered_dirs = use_numbered_dirs
2181
runner = TextTestRunner(stream=sys.stdout,
2183
verbosity=verbosity,
2184
bench_history=bench_history,
2185
use_numbered_dirs=use_numbered_dirs,
2186
list_only=list_only,
2188
runner.stop_on_failure=stop_on_failure
2189
# Initialise the random number generator and display the seed used.
2190
# We convert the seed to a long to make it reuseable across invocations.
2191
random_order = False
2192
if random_seed is not None:
2194
if random_seed == "now":
2195
random_seed = long(time.time())
2197
# Convert the seed to a long if we can
2199
random_seed = long(random_seed)
2202
runner.stream.writeln("Randomizing test order using seed %s\n" %
2204
random.seed(random_seed)
2205
# Customise the list of tests if requested
2206
if pattern != '.*' or exclude_pattern is not None or random_order:
2207
if matching_tests_first:
2208
suite = sort_suite_by_re(suite, pattern, exclude_pattern,
2211
suite = filter_suite_by_re(suite, pattern, exclude_pattern,
2213
result = runner.run(suite)
2214
return result.wasSuccessful()
2217
def selftest(verbose=False, pattern=".*", stop_on_failure=True,
2219
test_suite_factory=None,
2222
matching_tests_first=None,
2226
exclude_pattern=None):
2227
"""Run the whole test suite under the enhanced runner"""
2228
# XXX: Very ugly way to do this...
2229
# Disable warning about old formats because we don't want it to disturb
2230
# any blackbox tests.
2231
from bzrlib import repository
2232
repository._deprecation_warning_done = True
2234
global default_transport
2235
if transport is None:
2236
transport = default_transport
2237
old_transport = default_transport
2238
default_transport = transport
2240
if test_suite_factory is None:
2241
suite = test_suite()
2243
suite = test_suite_factory()
2244
return run_suite(suite, 'testbzr', verbose=verbose, pattern=pattern,
2245
stop_on_failure=stop_on_failure,
2246
transport=transport,
2247
lsprof_timed=lsprof_timed,
2248
bench_history=bench_history,
2249
matching_tests_first=matching_tests_first,
2250
numbered_dirs=numbered_dirs,
2251
list_only=list_only,
2252
random_seed=random_seed,
2253
exclude_pattern=exclude_pattern)
2255
default_transport = old_transport
2259
"""Build and return TestSuite for the whole of bzrlib.
2261
This function can be replaced if you need to change the default test
2262
suite on a global basis, but it is not encouraged.
2265
'bzrlib.tests.test_ancestry',
2266
'bzrlib.tests.test_annotate',
2267
'bzrlib.tests.test_api',
2268
'bzrlib.tests.test_atomicfile',
2269
'bzrlib.tests.test_bad_files',
2270
'bzrlib.tests.test_branch',
2271
'bzrlib.tests.test_branchbuilder',
2272
'bzrlib.tests.test_bugtracker',
2273
'bzrlib.tests.test_bundle',
2274
'bzrlib.tests.test_bzrdir',
2275
'bzrlib.tests.test_cache_utf8',
2276
'bzrlib.tests.test_commands',
2277
'bzrlib.tests.test_commit',
2278
'bzrlib.tests.test_commit_merge',
2279
'bzrlib.tests.test_config',
2280
'bzrlib.tests.test_conflicts',
2281
'bzrlib.tests.test_counted_lock',
2282
'bzrlib.tests.test_decorators',
2283
'bzrlib.tests.test_delta',
2284
'bzrlib.tests.test_deprecated_graph',
2285
'bzrlib.tests.test_diff',
2286
'bzrlib.tests.test_dirstate',
2287
'bzrlib.tests.test_errors',
2288
'bzrlib.tests.test_escaped_store',
2289
'bzrlib.tests.test_extract',
2290
'bzrlib.tests.test_fetch',
2291
'bzrlib.tests.test_ftp_transport',
2292
'bzrlib.tests.test_generate_docs',
2293
'bzrlib.tests.test_generate_ids',
2294
'bzrlib.tests.test_globbing',
2295
'bzrlib.tests.test_gpg',
2296
'bzrlib.tests.test_graph',
2297
'bzrlib.tests.test_hashcache',
2298
'bzrlib.tests.test_help',
2299
'bzrlib.tests.test_hooks',
2300
'bzrlib.tests.test_http',
2301
'bzrlib.tests.test_http_response',
2302
'bzrlib.tests.test_https_ca_bundle',
2303
'bzrlib.tests.test_identitymap',
2304
'bzrlib.tests.test_ignores',
2305
'bzrlib.tests.test_info',
2306
'bzrlib.tests.test_inv',
2307
'bzrlib.tests.test_knit',
2308
'bzrlib.tests.test_lazy_import',
2309
'bzrlib.tests.test_lazy_regex',
2310
'bzrlib.tests.test_lockdir',
2311
'bzrlib.tests.test_lockable_files',
2312
'bzrlib.tests.test_log',
2313
'bzrlib.tests.test_lsprof',
2314
'bzrlib.tests.test_memorytree',
2315
'bzrlib.tests.test_merge',
2316
'bzrlib.tests.test_merge3',
2317
'bzrlib.tests.test_merge_core',
2318
'bzrlib.tests.test_merge_directive',
2319
'bzrlib.tests.test_missing',
2320
'bzrlib.tests.test_msgeditor',
2321
'bzrlib.tests.test_nonascii',
2322
'bzrlib.tests.test_options',
2323
'bzrlib.tests.test_osutils',
2324
'bzrlib.tests.test_osutils_encodings',
2325
'bzrlib.tests.test_patch',
2326
'bzrlib.tests.test_patches',
2327
'bzrlib.tests.test_permissions',
2328
'bzrlib.tests.test_plugins',
2329
'bzrlib.tests.test_progress',
2330
'bzrlib.tests.test_reconcile',
2331
'bzrlib.tests.test_registry',
2332
'bzrlib.tests.test_remote',
2333
'bzrlib.tests.test_repository',
2334
'bzrlib.tests.test_revert',
2335
'bzrlib.tests.test_revision',
2336
'bzrlib.tests.test_revisionnamespaces',
2337
'bzrlib.tests.test_revisiontree',
2338
'bzrlib.tests.test_rio',
2339
'bzrlib.tests.test_sampler',
2340
'bzrlib.tests.test_selftest',
2341
'bzrlib.tests.test_setup',
2342
'bzrlib.tests.test_sftp_transport',
2343
'bzrlib.tests.test_smart',
2344
'bzrlib.tests.test_smart_add',
2345
'bzrlib.tests.test_smart_transport',
2346
'bzrlib.tests.test_smtp_connection',
2347
'bzrlib.tests.test_source',
2348
'bzrlib.tests.test_ssh_transport',
2349
'bzrlib.tests.test_status',
2350
'bzrlib.tests.test_store',
2351
'bzrlib.tests.test_strace',
2352
'bzrlib.tests.test_subsume',
2353
'bzrlib.tests.test_symbol_versioning',
2354
'bzrlib.tests.test_tag',
2355
'bzrlib.tests.test_testament',
2356
'bzrlib.tests.test_textfile',
2357
'bzrlib.tests.test_textmerge',
2358
'bzrlib.tests.test_timestamp',
2359
'bzrlib.tests.test_trace',
2360
'bzrlib.tests.test_transactions',
2361
'bzrlib.tests.test_transform',
2362
'bzrlib.tests.test_transport',
2363
'bzrlib.tests.test_tree',
2364
'bzrlib.tests.test_treebuilder',
2365
'bzrlib.tests.test_tsort',
2366
'bzrlib.tests.test_tuned_gzip',
2367
'bzrlib.tests.test_ui',
2368
'bzrlib.tests.test_upgrade',
2369
'bzrlib.tests.test_urlutils',
2370
'bzrlib.tests.test_versionedfile',
2371
'bzrlib.tests.test_version',
2372
'bzrlib.tests.test_version_info',
2373
'bzrlib.tests.test_weave',
2374
'bzrlib.tests.test_whitebox',
2375
'bzrlib.tests.test_workingtree',
2376
'bzrlib.tests.test_workingtree_4',
2377
'bzrlib.tests.test_wsgi',
2378
'bzrlib.tests.test_xml',
2380
test_transport_implementations = [
2381
'bzrlib.tests.test_transport_implementations',
2382
'bzrlib.tests.test_read_bundle',
2384
suite = TestUtil.TestSuite()
2385
loader = TestUtil.TestLoader()
2386
suite.addTest(loader.loadTestsFromModuleNames(testmod_names))
2387
from bzrlib.tests.test_transport_implementations import TransportTestProviderAdapter
2388
adapter = TransportTestProviderAdapter()
2389
adapt_modules(test_transport_implementations, adapter, loader, suite)
2390
for package in packages_to_test():
2391
suite.addTest(package.test_suite())
2392
for m in MODULES_TO_TEST:
2393
suite.addTest(loader.loadTestsFromModule(m))
2394
for m in MODULES_TO_DOCTEST:
2396
suite.addTest(doctest.DocTestSuite(m))
2397
except ValueError, e:
2398
print '**failed to get doctest for: %s\n%s' %(m,e)
2400
for name, plugin in bzrlib.plugin.all_plugins().items():
2401
if getattr(plugin, 'test_suite', None) is not None:
2402
default_encoding = sys.getdefaultencoding()
2404
plugin_suite = plugin.test_suite()
2405
except ImportError, e:
2406
bzrlib.trace.warning(
2407
'Unable to test plugin "%s": %s', name, e)
2409
suite.addTest(plugin_suite)
2410
if default_encoding != sys.getdefaultencoding():
2411
bzrlib.trace.warning(
2412
'Plugin "%s" tried to reset default encoding to: %s', name,
2413
sys.getdefaultencoding())
2415
sys.setdefaultencoding(default_encoding)
2419
def adapt_modules(mods_list, adapter, loader, suite):
2420
"""Adapt the modules in mods_list using adapter and add to suite."""
2421
for test in iter_suite_tests(loader.loadTestsFromModuleNames(mods_list)):
2422
suite.addTests(adapter.adapt(test))
2425
def _rmtree_temp_dir(dirname):
2426
# If LANG=C we probably have created some bogus paths
2427
# which rmtree(unicode) will fail to delete
2428
# so make sure we are using rmtree(str) to delete everything
2429
# except on win32, where rmtree(str) will fail
2430
# since it doesn't have the property of byte-stream paths
2431
# (they are either ascii or mbcs)
2432
if sys.platform == 'win32':
2433
# make sure we are using the unicode win32 api
2434
dirname = unicode(dirname)
2436
dirname = dirname.encode(sys.getfilesystemencoding())
2438
osutils.rmtree(dirname)
2440
if sys.platform == 'win32' and e.errno == errno.EACCES:
2441
print >>sys.stderr, ('Permission denied: '
2442
'unable to remove testing dir '
2443
'%s' % os.path.basename(dirname))
2448
def clean_selftest_output(root=None, quiet=False):
2449
"""Remove all selftest output directories from root directory.
2451
:param root: root directory for clean
2452
(if ommitted or None then clean current directory).
2453
:param quiet: suppress report about deleting directories
2456
re_dir = re.compile(r'''test\d\d\d\d\.tmp''')
2459
for i in os.listdir(root):
2460
if os.path.isdir(i) and re_dir.match(i):
2462
print 'delete directory:', i
2466
class Feature(object):
2467
"""An operating system Feature."""
2470
self._available = None
2472
def available(self):
2473
"""Is the feature available?
2475
:return: True if the feature is available.
2477
if self._available is None:
2478
self._available = self._probe()
2479
return self._available
2482
"""Implement this method in concrete features.
2484
:return: True if the feature is available.
2486
raise NotImplementedError
2489
if getattr(self, 'feature_name', None):
2490
return self.feature_name()
2491
return self.__class__.__name__
2494
class TestScenarioApplier(object):
2495
"""A tool to apply scenarios to tests."""
2497
def adapt(self, test):
2498
"""Return a TestSuite containing a copy of test for each scenario."""
2499
result = unittest.TestSuite()
2500
for scenario in self.scenarios:
2501
result.addTest(self.adapt_test_to_scenario(test, scenario))
2504
def adapt_test_to_scenario(self, test, scenario):
2505
"""Copy test and apply scenario to it.
2507
:param test: A test to adapt.
2508
:param scenario: A tuple describing the scenarion.
2509
The first element of the tuple is the new test id.
2510
The second element is a dict containing attributes to set on the
2512
:return: The adapted test.
2514
from copy import deepcopy
2515
new_test = deepcopy(test)
2516
for name, value in scenario[1].items():
2517
setattr(new_test, name, value)
2518
new_id = "%s(%s)" % (new_test.id(), scenario[0])
2519
new_test.id = lambda: new_id
added
removed
bzrlib/tests/__init__.py
