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# Copyright (C) 2005, 2006, 2007 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# TODO: Perhaps there should be an API to find out if bzr running under the
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# test suite -- some plugins might want to avoid making intrusive changes if
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# this is the case. However, we want behaviour under to test to diverge as
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# little as possible, so this should be used rarely if it's added at all.
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# (Suggestion from j-a-meinel, 2005-11-24)
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# NOTE: Some classes in here use camelCaseNaming() rather than
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# underscore_naming(). That's for consistency with unittest; it's not the
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# general style of bzrlib. Please continue that consistency when adding e.g.
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# new assertFoo() methods.
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from cStringIO import StringIO
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from pprint import pformat
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from subprocess import Popen, PIPE
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import bzrlib.commands
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import bzrlib.timestamp
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import bzrlib.inventory
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import bzrlib.iterablefile
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# lsprof not available
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from bzrlib.merge import merge_inner
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from bzrlib.revision import common_ancestor
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from bzrlib import symbol_versioning
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from bzrlib.symbol_versioning import (
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from bzrlib.transport import get_transport
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import bzrlib.transport
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from bzrlib.transport.local import LocalURLServer
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from bzrlib.transport.memory import MemoryServer
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from bzrlib.transport.readonly import ReadonlyServer
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from bzrlib.trace import mutter, note
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from bzrlib.tests import TestUtil
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from bzrlib.tests.HttpServer import HttpServer
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from bzrlib.tests.TestUtil import (
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from bzrlib.tests.treeshape import build_tree_contents
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from bzrlib.workingtree import WorkingTree, WorkingTreeFormat2
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# Mark this python module as being part of the implementation
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# of unittest: this gives us better tracebacks where the last
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# shown frame is the test code, not our assertXYZ.
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default_transport = LocalURLServer
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MODULES_TO_DOCTEST = [
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def packages_to_test():
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"""Return a list of packages to test.
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The packages are not globally imported so that import failures are
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triggered when running selftest, not when importing the command.
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import bzrlib.tests.blackbox
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import bzrlib.tests.branch_implementations
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import bzrlib.tests.bzrdir_implementations
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import bzrlib.tests.commands
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import bzrlib.tests.interrepository_implementations
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import bzrlib.tests.interversionedfile_implementations
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import bzrlib.tests.intertree_implementations
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import bzrlib.tests.per_lock
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import bzrlib.tests.repository_implementations
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import bzrlib.tests.revisionstore_implementations
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import bzrlib.tests.tree_implementations
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import bzrlib.tests.workingtree_implementations
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bzrlib.tests.blackbox,
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bzrlib.tests.branch_implementations,
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bzrlib.tests.bzrdir_implementations,
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bzrlib.tests.commands,
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bzrlib.tests.interrepository_implementations,
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bzrlib.tests.interversionedfile_implementations,
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bzrlib.tests.intertree_implementations,
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bzrlib.tests.per_lock,
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bzrlib.tests.repository_implementations,
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bzrlib.tests.revisionstore_implementations,
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bzrlib.tests.tree_implementations,
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bzrlib.tests.workingtree_implementations,
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class ExtendedTestResult(unittest._TextTestResult):
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"""Accepts, reports and accumulates the results of running tests.
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Compared to this unittest version this class adds support for profiling,
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benchmarking, stopping as soon as a test fails, and skipping tests.
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There are further-specialized subclasses for different types of display.
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def __init__(self, stream, descriptions, verbosity,
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"""Construct new TestResult.
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:param bench_history: Optionally, a writable file object to accumulate
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unittest._TextTestResult.__init__(self, stream, descriptions, verbosity)
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if bench_history is not None:
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from bzrlib.version import _get_bzr_source_tree
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src_tree = _get_bzr_source_tree()
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revision_id = src_tree.get_parent_ids()[0]
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# XXX: if this is a brand new tree, do the same as if there
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# XXX: If there's no branch, what should we do?
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bench_history.write("--date %s %s\n" % (time.time(), revision_id))
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self._bench_history = bench_history
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self.ui = ui.ui_factory
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self.num_tests = num_tests
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self.failure_count = 0
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self.known_failure_count = 0
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self.unsupported = {}
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self._overall_start_time = time.time()
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def extractBenchmarkTime(self, testCase):
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"""Add a benchmark time for the current test case."""
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self._benchmarkTime = getattr(testCase, "_benchtime", None)
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def _elapsedTestTimeString(self):
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"""Return a time string for the overall time the current test has taken."""
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return self._formatTime(time.time() - self._start_time)
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def _testTimeString(self):
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if self._benchmarkTime is not None:
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self._formatTime(self._benchmarkTime),
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self._elapsedTestTimeString())
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return " %s" % self._elapsedTestTimeString()
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def _formatTime(self, seconds):
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"""Format seconds as milliseconds with leading spaces."""
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# some benchmarks can take thousands of seconds to run, so we need 8
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return "%8dms" % (1000 * seconds)
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def _shortened_test_description(self, test):
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what = re.sub(r'^bzrlib\.(tests|benchmarks)\.', '', what)
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def startTest(self, test):
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unittest.TestResult.startTest(self, test)
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self.report_test_start(test)
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test.number = self.count
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self._recordTestStartTime()
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def _recordTestStartTime(self):
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"""Record that a test has started."""
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self._start_time = time.time()
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def _cleanupLogFile(self, test):
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# We can only do this if we have one of our TestCases, not if
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setKeepLogfile = getattr(test, 'setKeepLogfile', None)
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if setKeepLogfile is not None:
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def addError(self, test, err):
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self.extractBenchmarkTime(test)
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self._cleanupLogFile(test)
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if isinstance(err[1], TestSkipped):
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return self.addSkipped(test, err)
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elif isinstance(err[1], UnavailableFeature):
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return self.addNotSupported(test, err[1].args[0])
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unittest.TestResult.addError(self, test, err)
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self.error_count += 1
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self.report_error(test, err)
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def addFailure(self, test, err):
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self._cleanupLogFile(test)
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self.extractBenchmarkTime(test)
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if isinstance(err[1], KnownFailure):
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return self.addKnownFailure(test, err)
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unittest.TestResult.addFailure(self, test, err)
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self.failure_count += 1
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self.report_failure(test, err)
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def addKnownFailure(self, test, err):
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self.known_failure_count += 1
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self.report_known_failure(test, err)
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def addNotSupported(self, test, feature):
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self.unsupported.setdefault(str(feature), 0)
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self.unsupported[str(feature)] += 1
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self.report_unsupported(test, feature)
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def addSuccess(self, test):
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self.extractBenchmarkTime(test)
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if self._bench_history is not None:
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if self._benchmarkTime is not None:
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self._bench_history.write("%s %s\n" % (
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self._formatTime(self._benchmarkTime),
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self.report_success(test)
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unittest.TestResult.addSuccess(self, test)
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def addSkipped(self, test, skip_excinfo):
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self.report_skip(test, skip_excinfo)
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# seems best to treat this as success from point-of-view of unittest
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# -- it actually does nothing so it barely matters :)
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except KeyboardInterrupt:
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self.addError(test, test.__exc_info())
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unittest.TestResult.addSuccess(self, test)
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def printErrorList(self, flavour, errors):
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for test, err in errors:
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self.stream.writeln(self.separator1)
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self.stream.write("%s: " % flavour)
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self.stream.writeln(self.getDescription(test))
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if getattr(test, '_get_log', None) is not None:
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print >>self.stream, \
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('vvvv[log from %s]' % test.id()).ljust(78,'-')
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print >>self.stream, test._get_log()
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print >>self.stream, \
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('^^^^[log from %s]' % test.id()).ljust(78,'-')
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self.stream.writeln(self.separator2)
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self.stream.writeln("%s" % err)
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def report_cleaning_up(self):
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def report_success(self, test):
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class TextTestResult(ExtendedTestResult):
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"""Displays progress and results of tests in text form"""
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def __init__(self, stream, descriptions, verbosity,
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ExtendedTestResult.__init__(self, stream, descriptions, verbosity,
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bench_history, num_tests)
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self.pb = self.ui.nested_progress_bar()
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self._supplied_pb = False
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self._supplied_pb = True
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self.pb.show_pct = False
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self.pb.show_spinner = False
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self.pb.show_eta = False,
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self.pb.show_count = False
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self.pb.show_bar = False
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def report_starting(self):
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self.pb.update('[test 0/%d] starting...' % (self.num_tests))
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def _progress_prefix_text(self):
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a = '[%d' % self.count
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if self.num_tests is not None:
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a +='/%d' % self.num_tests
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a += ' in %ds' % (time.time() - self._overall_start_time)
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a += ', %d errors' % self.error_count
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if self.failure_count:
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a += ', %d failed' % self.failure_count
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if self.known_failure_count:
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a += ', %d known failures' % self.known_failure_count
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a += ', %d skipped' % self.skip_count
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a += ', %d missing features' % len(self.unsupported)
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def report_test_start(self, test):
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self._progress_prefix_text()
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+ self._shortened_test_description(test))
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def _test_description(self, test):
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return self._shortened_test_description(test)
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def report_error(self, test, err):
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self.pb.note('ERROR: %s\n %s\n',
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self._test_description(test),
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def report_failure(self, test, err):
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self.pb.note('FAIL: %s\n %s\n',
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self._test_description(test),
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def report_known_failure(self, test, err):
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self.pb.note('XFAIL: %s\n%s\n',
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self._test_description(test), err[1])
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def report_skip(self, test, skip_excinfo):
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# at the moment these are mostly not things we can fix
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# and so they just produce stipple; use the verbose reporter
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# show test and reason for skip
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self.pb.note('SKIP: %s\n %s\n',
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self._shortened_test_description(test),
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# since the class name was left behind in the still-visible
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self.pb.note('SKIP: %s', skip_excinfo[1])
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def report_unsupported(self, test, feature):
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"""test cannot be run because feature is missing."""
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def report_cleaning_up(self):
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self.pb.update('cleaning up...')
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if not self._supplied_pb:
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class VerboseTestResult(ExtendedTestResult):
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"""Produce long output, with one line per test run plus times"""
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def _ellipsize_to_right(self, a_string, final_width):
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"""Truncate and pad a string, keeping the right hand side"""
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if len(a_string) > final_width:
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result = '...' + a_string[3-final_width:]
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return result.ljust(final_width)
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def report_starting(self):
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self.stream.write('running %d tests...\n' % self.num_tests)
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def report_test_start(self, test):
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name = self._shortened_test_description(test)
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# width needs space for 6 char status, plus 1 for slash, plus 2 10-char
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# numbers, plus a trailing blank
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# when NUMBERED_DIRS: plus 5 chars on test number, plus 1 char on space
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self.stream.write(self._ellipsize_to_right(name,
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osutils.terminal_width()-30))
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def _error_summary(self, err):
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return '%s%s' % (indent, err[1])
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def report_error(self, test, err):
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self.stream.writeln('ERROR %s\n%s'
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% (self._testTimeString(),
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self._error_summary(err)))
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def report_failure(self, test, err):
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self.stream.writeln(' FAIL %s\n%s'
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% (self._testTimeString(),
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self._error_summary(err)))
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def report_known_failure(self, test, err):
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self.stream.writeln('XFAIL %s\n%s'
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% (self._testTimeString(),
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self._error_summary(err)))
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def report_success(self, test):
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self.stream.writeln(' OK %s' % self._testTimeString())
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for bench_called, stats in getattr(test, '_benchcalls', []):
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self.stream.writeln('LSProf output for %s(%s, %s)' % bench_called)
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stats.pprint(file=self.stream)
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# flush the stream so that we get smooth output. This verbose mode is
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# used to show the output in PQM.
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def report_skip(self, test, skip_excinfo):
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self.stream.writeln(' SKIP %s\n%s'
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% (self._testTimeString(),
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self._error_summary(skip_excinfo)))
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def report_unsupported(self, test, feature):
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"""test cannot be run because feature is missing."""
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self.stream.writeln("NODEP %s\n The feature '%s' is not available."
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%(self._testTimeString(), feature))
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class TextTestRunner(object):
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stop_on_failure = False
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self.stream = unittest._WritelnDecorator(stream)
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self.descriptions = descriptions
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self.verbosity = verbosity
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self._bench_history = bench_history
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self.list_only = list_only
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"Run the given test case or test suite."
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startTime = time.time()
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if self.verbosity == 1:
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result_class = TextTestResult
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elif self.verbosity >= 2:
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result_class = VerboseTestResult
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result = result_class(self.stream,
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bench_history=self._bench_history,
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num_tests=test.countTestCases(),
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result.stop_early = self.stop_on_failure
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result.report_starting()
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if self.verbosity >= 2:
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self.stream.writeln("Listing tests only ...\n")
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for t in iter_suite_tests(test):
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self.stream.writeln("%s" % (t.id()))
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actionTaken = "Listed"
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run = result.testsRun
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stopTime = time.time()
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timeTaken = stopTime - startTime
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self.stream.writeln(result.separator2)
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self.stream.writeln("%s %d test%s in %.3fs" % (actionTaken,
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run, run != 1 and "s" or "", timeTaken))
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self.stream.writeln()
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if not result.wasSuccessful():
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self.stream.write("FAILED (")
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failed, errored = map(len, (result.failures, result.errors))
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self.stream.write("failures=%d" % failed)
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if failed: self.stream.write(", ")
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self.stream.write("errors=%d" % errored)
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if result.known_failure_count:
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if failed or errored: self.stream.write(", ")
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self.stream.write("known_failure_count=%d" %
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result.known_failure_count)
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self.stream.writeln(")")
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if result.known_failure_count:
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self.stream.writeln("OK (known_failures=%d)" %
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result.known_failure_count)
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self.stream.writeln("OK")
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if result.skip_count > 0:
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skipped = result.skip_count
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self.stream.writeln('%d test%s skipped' %
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(skipped, skipped != 1 and "s" or ""))
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if result.unsupported:
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for feature, count in sorted(result.unsupported.items()):
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self.stream.writeln("Missing feature '%s' skipped %d tests." %
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def iter_suite_tests(suite):
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"""Return all tests in a suite, recursing through nested suites"""
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for item in suite._tests:
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if isinstance(item, unittest.TestCase):
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elif isinstance(item, unittest.TestSuite):
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for r in iter_suite_tests(item):
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raise Exception('unknown object %r inside test suite %r'
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class TestSkipped(Exception):
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"""Indicates that a test was intentionally skipped, rather than failing."""
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class KnownFailure(AssertionError):
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"""Indicates that a test failed in a precisely expected manner.
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Such failures dont block the whole test suite from passing because they are
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indicators of partially completed code or of future work. We have an
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explicit error for them so that we can ensure that they are always visible:
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KnownFailures are always shown in the output of bzr selftest.
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class UnavailableFeature(Exception):
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"""A feature required for this test was not available.
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The feature should be used to construct the exception.
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class CommandFailed(Exception):
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class StringIOWrapper(object):
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"""A wrapper around cStringIO which just adds an encoding attribute.
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Internally we can check sys.stdout to see what the output encoding
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should be. However, cStringIO has no encoding attribute that we can
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set. So we wrap it instead.
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def __init__(self, s=None):
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self.__dict__['_cstring'] = StringIO(s)
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self.__dict__['_cstring'] = StringIO()
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def __getattr__(self, name, getattr=getattr):
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return getattr(self.__dict__['_cstring'], name)
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def __setattr__(self, name, val):
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if name == 'encoding':
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self.__dict__['encoding'] = val
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return setattr(self._cstring, name, val)
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class TestUIFactory(ui.CLIUIFactory):
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"""A UI Factory for testing.
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Hide the progress bar but emit note()s.
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Allows get_password to be tested without real tty attached.
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super(TestUIFactory, self).__init__()
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if stdin is not None:
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# We use a StringIOWrapper to be able to test various
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# encodings, but the user is still responsible to
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# encode the string and to set the encoding attribute
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# of StringIOWrapper.
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self.stdin = StringIOWrapper(stdin)
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self.stdout = sys.stdout
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self.stderr = sys.stderr
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"""See progress.ProgressBar.clear()."""
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def clear_term(self):
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"""See progress.ProgressBar.clear_term()."""
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def clear_term(self):
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"""See progress.ProgressBar.clear_term()."""
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"""See progress.ProgressBar.finished()."""
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def note(self, fmt_string, *args, **kwargs):
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"""See progress.ProgressBar.note()."""
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self.stdout.write((fmt_string + "\n") % args)
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def progress_bar(self):
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def nested_progress_bar(self):
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def update(self, message, count=None, total=None):
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"""See progress.ProgressBar.update()."""
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def get_non_echoed_password(self, prompt):
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"""Get password from stdin without trying to handle the echo mode"""
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self.stdout.write(prompt.encode(self.stdout.encoding, 'replace'))
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password = self.stdin.readline()
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if password[-1] == '\n':
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password = password[:-1]
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class TestCase(unittest.TestCase):
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"""Base class for bzr unit tests.
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Tests that need access to disk resources should subclass
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TestCaseInTempDir not TestCase.
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Error and debug log messages are redirected from their usual
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location into a temporary file, the contents of which can be
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retrieved by _get_log(). We use a real OS file, not an in-memory object,
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so that it can also capture file IO. When the test completes this file
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is read into memory and removed from disk.
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There are also convenience functions to invoke bzr's command-line
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routine, and to build and check bzr trees.
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In addition to the usual method of overriding tearDown(), this class also
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allows subclasses to register functions into the _cleanups list, which is
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run in order as the object is torn down. It's less likely this will be
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accidentally overlooked.
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_log_file_name = None
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_keep_log_file = False
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# record lsprof data when performing benchmark calls.
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_gather_lsprof_in_benchmarks = False
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def __init__(self, methodName='testMethod'):
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super(TestCase, self).__init__(methodName)
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unittest.TestCase.setUp(self)
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self._cleanEnvironment()
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bzrlib.trace.disable_default_logging()
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self._benchcalls = []
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self._benchtime = None
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self._clear_debug_flags()
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def _clear_debug_flags(self):
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"""Prevent externally set debug flags affecting tests.
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Tests that want to use debug flags can just set them in the
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debug_flags set during setup/teardown.
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self._preserved_debug_flags = set(debug.debug_flags)
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debug.debug_flags.clear()
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self.addCleanup(self._restore_debug_flags)
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def _clear_hooks(self):
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# prevent hooks affecting tests
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import bzrlib.smart.server
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self._preserved_hooks = {
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bzrlib.branch.Branch: bzrlib.branch.Branch.hooks,
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bzrlib.smart.server.SmartTCPServer: bzrlib.smart.server.SmartTCPServer.hooks,
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self.addCleanup(self._restoreHooks)
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# reset all hooks to an empty instance of the appropriate type
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bzrlib.branch.Branch.hooks = bzrlib.branch.BranchHooks()
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bzrlib.smart.server.SmartTCPServer.hooks = bzrlib.smart.server.SmartServerHooks()
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def _silenceUI(self):
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"""Turn off UI for duration of test"""
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# by default the UI is off; tests can turn it on if they want it.
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saved = ui.ui_factory
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ui.ui_factory = saved
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ui.ui_factory = ui.SilentUIFactory()
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self.addCleanup(_restore)
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def _ndiff_strings(self, a, b):
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"""Return ndiff between two strings containing lines.
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A trailing newline is added if missing to make the strings
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if b and b[-1] != '\n':
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if a and a[-1] != '\n':
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difflines = difflib.ndiff(a.splitlines(True),
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linejunk=lambda x: False,
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charjunk=lambda x: False)
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return ''.join(difflines)
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def assertEqual(self, a, b, message=''):
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except UnicodeError, e:
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# If we can't compare without getting a UnicodeError, then
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# obviously they are different
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mutter('UnicodeError: %s', e)
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raise AssertionError("%snot equal:\na = %s\nb = %s\n"
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pformat(a), pformat(b)))
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assertEquals = assertEqual
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def assertEqualDiff(self, a, b, message=None):
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"""Assert two texts are equal, if not raise an exception.
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This is intended for use with multi-line strings where it can
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be hard to find the differences by eye.
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# TODO: perhaps override assertEquals to call this for strings?
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message = "texts not equal:\n"
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raise AssertionError(message +
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self._ndiff_strings(a, b))
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def assertEqualMode(self, mode, mode_test):
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self.assertEqual(mode, mode_test,
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'mode mismatch %o != %o' % (mode, mode_test))
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def assertPositive(self, val):
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"""Assert that val is greater than 0."""
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self.assertTrue(val > 0, 'expected a positive value, but got %s' % val)
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def assertNegative(self, val):
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"""Assert that val is less than 0."""
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self.assertTrue(val < 0, 'expected a negative value, but got %s' % val)
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def assertStartsWith(self, s, prefix):
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if not s.startswith(prefix):
831
raise AssertionError('string %r does not start with %r' % (s, prefix))
833
def assertEndsWith(self, s, suffix):
834
"""Asserts that s ends with suffix."""
835
if not s.endswith(suffix):
836
raise AssertionError('string %r does not end with %r' % (s, suffix))
838
def assertContainsRe(self, haystack, needle_re):
839
"""Assert that a contains something matching a regular expression."""
840
if not re.search(needle_re, haystack):
841
if '\n' in haystack or len(haystack) > 60:
842
# a long string, format it in a more readable way
843
raise AssertionError(
844
'pattern "%s" not found in\n"""\\\n%s"""\n'
845
% (needle_re, haystack))
847
raise AssertionError('pattern "%s" not found in "%s"'
848
% (needle_re, haystack))
850
def assertNotContainsRe(self, haystack, needle_re):
851
"""Assert that a does not match a regular expression"""
852
if re.search(needle_re, haystack):
853
raise AssertionError('pattern "%s" found in "%s"'
854
% (needle_re, haystack))
856
def assertSubset(self, sublist, superlist):
857
"""Assert that every entry in sublist is present in superlist."""
859
for entry in sublist:
860
if entry not in superlist:
861
missing.append(entry)
863
raise AssertionError("value(s) %r not present in container %r" %
864
(missing, superlist))
866
def assertListRaises(self, excClass, func, *args, **kwargs):
867
"""Fail unless excClass is raised when the iterator from func is used.
869
Many functions can return generators this makes sure
870
to wrap them in a list() call to make sure the whole generator
871
is run, and that the proper exception is raised.
874
list(func(*args, **kwargs))
878
if getattr(excClass,'__name__', None) is not None:
879
excName = excClass.__name__
881
excName = str(excClass)
882
raise self.failureException, "%s not raised" % excName
884
def assertRaises(self, excClass, callableObj, *args, **kwargs):
885
"""Assert that a callable raises a particular exception.
887
:param excClass: As for the except statement, this may be either an
888
exception class, or a tuple of classes.
889
:param callableObj: A callable, will be passed ``*args`` and
892
Returns the exception so that you can examine it.
895
callableObj(*args, **kwargs)
899
if getattr(excClass,'__name__', None) is not None:
900
excName = excClass.__name__
903
excName = str(excClass)
904
raise self.failureException, "%s not raised" % excName
906
def assertIs(self, left, right, message=None):
907
if not (left is right):
908
if message is not None:
909
raise AssertionError(message)
911
raise AssertionError("%r is not %r." % (left, right))
913
def assertIsNot(self, left, right, message=None):
915
if message is not None:
916
raise AssertionError(message)
918
raise AssertionError("%r is %r." % (left, right))
920
def assertTransportMode(self, transport, path, mode):
921
"""Fail if a path does not have mode mode.
923
If modes are not supported on this transport, the assertion is ignored.
925
if not transport._can_roundtrip_unix_modebits():
927
path_stat = transport.stat(path)
928
actual_mode = stat.S_IMODE(path_stat.st_mode)
929
self.assertEqual(mode, actual_mode,
930
'mode of %r incorrect (%o != %o)' % (path, mode, actual_mode))
932
def assertIsInstance(self, obj, kls):
933
"""Fail if obj is not an instance of kls"""
934
if not isinstance(obj, kls):
935
self.fail("%r is an instance of %s rather than %s" % (
936
obj, obj.__class__, kls))
938
def expectFailure(self, reason, assertion, *args, **kwargs):
939
"""Invoke a test, expecting it to fail for the given reason.
941
This is for assertions that ought to succeed, but currently fail.
942
(The failure is *expected* but not *wanted*.) Please be very precise
943
about the failure you're expecting. If a new bug is introduced,
944
AssertionError should be raised, not KnownFailure.
946
Frequently, expectFailure should be followed by an opposite assertion.
949
Intended to be used with a callable that raises AssertionError as the
950
'assertion' parameter. args and kwargs are passed to the 'assertion'.
952
Raises KnownFailure if the test fails. Raises AssertionError if the
957
self.expectFailure('Math is broken', self.assertNotEqual, 54,
959
self.assertEqual(42, dynamic_val)
961
This means that a dynamic_val of 54 will cause the test to raise
962
a KnownFailure. Once math is fixed and the expectFailure is removed,
963
only a dynamic_val of 42 will allow the test to pass. Anything other
964
than 54 or 42 will cause an AssertionError.
967
assertion(*args, **kwargs)
968
except AssertionError:
969
raise KnownFailure(reason)
971
self.fail('Unexpected success. Should have failed: %s' % reason)
973
def _capture_warnings(self, a_callable, *args, **kwargs):
974
"""A helper for callDeprecated and applyDeprecated.
976
:param a_callable: A callable to call.
977
:param args: The positional arguments for the callable
978
:param kwargs: The keyword arguments for the callable
979
:return: A tuple (warnings, result). result is the result of calling
980
a_callable(``*args``, ``**kwargs``).
983
def capture_warnings(msg, cls=None, stacklevel=None):
984
# we've hooked into a deprecation specific callpath,
985
# only deprecations should getting sent via it.
986
self.assertEqual(cls, DeprecationWarning)
987
local_warnings.append(msg)
988
original_warning_method = symbol_versioning.warn
989
symbol_versioning.set_warning_method(capture_warnings)
991
result = a_callable(*args, **kwargs)
993
symbol_versioning.set_warning_method(original_warning_method)
994
return (local_warnings, result)
996
def applyDeprecated(self, deprecation_format, a_callable, *args, **kwargs):
997
"""Call a deprecated callable without warning the user.
999
Note that this only captures warnings raised by symbol_versioning.warn,
1000
not other callers that go direct to the warning module.
1002
:param deprecation_format: The deprecation format that the callable
1003
should have been deprecated with. This is the same type as the
1004
parameter to deprecated_method/deprecated_function. If the
1005
callable is not deprecated with this format, an assertion error
1007
:param a_callable: A callable to call. This may be a bound method or
1008
a regular function. It will be called with ``*args`` and
1010
:param args: The positional arguments for the callable
1011
:param kwargs: The keyword arguments for the callable
1012
:return: The result of a_callable(``*args``, ``**kwargs``)
1014
call_warnings, result = self._capture_warnings(a_callable,
1016
expected_first_warning = symbol_versioning.deprecation_string(
1017
a_callable, deprecation_format)
1018
if len(call_warnings) == 0:
1019
self.fail("No deprecation warning generated by call to %s" %
1021
self.assertEqual(expected_first_warning, call_warnings[0])
1024
def callDeprecated(self, expected, callable, *args, **kwargs):
1025
"""Assert that a callable is deprecated in a particular way.
1027
This is a very precise test for unusual requirements. The
1028
applyDeprecated helper function is probably more suited for most tests
1029
as it allows you to simply specify the deprecation format being used
1030
and will ensure that that is issued for the function being called.
1032
Note that this only captures warnings raised by symbol_versioning.warn,
1033
not other callers that go direct to the warning module.
1035
:param expected: a list of the deprecation warnings expected, in order
1036
:param callable: The callable to call
1037
:param args: The positional arguments for the callable
1038
:param kwargs: The keyword arguments for the callable
1040
call_warnings, result = self._capture_warnings(callable,
1042
self.assertEqual(expected, call_warnings)
1045
def _startLogFile(self):
1046
"""Send bzr and test log messages to a temporary file.
1048
The file is removed as the test is torn down.
1050
fileno, name = tempfile.mkstemp(suffix='.log', prefix='testbzr')
1051
self._log_file = os.fdopen(fileno, 'w+')
1052
self._log_nonce = bzrlib.trace.enable_test_log(self._log_file)
1053
self._log_file_name = name
1054
self.addCleanup(self._finishLogFile)
1056
def _finishLogFile(self):
1057
"""Finished with the log file.
1059
Close the file and delete it, unless setKeepLogfile was called.
1061
if self._log_file is None:
1063
bzrlib.trace.disable_test_log(self._log_nonce)
1064
self._log_file.close()
1065
self._log_file = None
1066
if not self._keep_log_file:
1067
os.remove(self._log_file_name)
1068
self._log_file_name = None
1070
def setKeepLogfile(self):
1071
"""Make the logfile not be deleted when _finishLogFile is called."""
1072
self._keep_log_file = True
1074
def addCleanup(self, callable):
1075
"""Arrange to run a callable when this case is torn down.
1077
Callables are run in the reverse of the order they are registered,
1078
ie last-in first-out.
1080
if callable in self._cleanups:
1081
raise ValueError("cleanup function %r already registered on %s"
1083
self._cleanups.append(callable)
1085
def _cleanEnvironment(self):
1087
'BZR_HOME': None, # Don't inherit BZR_HOME to all the tests.
1088
'HOME': os.getcwd(),
1089
'APPDATA': None, # bzr now use Win32 API and don't rely on APPDATA
1091
'BZREMAIL': None, # may still be present in the environment
1093
'BZR_PROGRESS_BAR': None,
1095
'SSH_AUTH_SOCK': None,
1099
'https_proxy': None,
1100
'HTTPS_PROXY': None,
1105
# Nobody cares about these ones AFAIK. So far at
1106
# least. If you do (care), please update this comment
1110
'BZR_REMOTE_PATH': None,
1113
self.addCleanup(self._restoreEnvironment)
1114
for name, value in new_env.iteritems():
1115
self._captureVar(name, value)
1117
def _captureVar(self, name, newvalue):
1118
"""Set an environment variable, and reset it when finished."""
1119
self.__old_env[name] = osutils.set_or_unset_env(name, newvalue)
1121
def _restore_debug_flags(self):
1122
debug.debug_flags.clear()
1123
debug.debug_flags.update(self._preserved_debug_flags)
1125
def _restoreEnvironment(self):
1126
for name, value in self.__old_env.iteritems():
1127
osutils.set_or_unset_env(name, value)
1129
def _restoreHooks(self):
1130
for klass, hooks in self._preserved_hooks.items():
1131
setattr(klass, 'hooks', hooks)
1133
def knownFailure(self, reason):
1134
"""This test has failed for some known reason."""
1135
raise KnownFailure(reason)
1137
def run(self, result=None):
1138
if result is None: result = self.defaultTestResult()
1139
for feature in getattr(self, '_test_needs_features', []):
1140
if not feature.available():
1141
result.startTest(self)
1142
if getattr(result, 'addNotSupported', None):
1143
result.addNotSupported(self, feature)
1145
result.addSuccess(self)
1146
result.stopTest(self)
1148
return unittest.TestCase.run(self, result)
1152
unittest.TestCase.tearDown(self)
1154
def time(self, callable, *args, **kwargs):
1155
"""Run callable and accrue the time it takes to the benchmark time.
1157
If lsprofiling is enabled (i.e. by --lsprof-time to bzr selftest) then
1158
this will cause lsprofile statistics to be gathered and stored in
1161
if self._benchtime is None:
1165
if not self._gather_lsprof_in_benchmarks:
1166
return callable(*args, **kwargs)
1168
# record this benchmark
1169
ret, stats = bzrlib.lsprof.profile(callable, *args, **kwargs)
1171
self._benchcalls.append(((callable, args, kwargs), stats))
1174
self._benchtime += time.time() - start
1176
def _runCleanups(self):
1177
"""Run registered cleanup functions.
1179
This should only be called from TestCase.tearDown.
1181
# TODO: Perhaps this should keep running cleanups even if
1182
# one of them fails?
1184
# Actually pop the cleanups from the list so tearDown running
1185
# twice is safe (this happens for skipped tests).
1186
while self._cleanups:
1187
self._cleanups.pop()()
1189
def log(self, *args):
1192
def _get_log(self, keep_log_file=False):
1193
"""Return as a string the log for this test. If the file is still
1194
on disk and keep_log_file=False, delete the log file and store the
1195
content in self._log_contents."""
1196
# flush the log file, to get all content
1198
bzrlib.trace._trace_file.flush()
1199
if self._log_contents:
1200
return self._log_contents
1201
if self._log_file_name is not None:
1202
logfile = open(self._log_file_name)
1204
log_contents = logfile.read()
1207
if not keep_log_file:
1208
self._log_contents = log_contents
1210
os.remove(self._log_file_name)
1212
if sys.platform == 'win32' and e.errno == errno.EACCES:
1213
print >>sys.stderr, ('Unable to delete log file '
1214
' %r' % self._log_file_name)
1219
return "DELETED log file to reduce memory footprint"
1221
@deprecated_method(zero_eighteen)
1222
def capture(self, cmd, retcode=0):
1223
"""Shortcut that splits cmd into words, runs, and returns stdout"""
1224
return self.run_bzr_captured(cmd.split(), retcode=retcode)[0]
1226
def requireFeature(self, feature):
1227
"""This test requires a specific feature is available.
1229
:raises UnavailableFeature: When feature is not available.
1231
if not feature.available():
1232
raise UnavailableFeature(feature)
1234
@deprecated_method(zero_eighteen)
1235
def run_bzr_captured(self, argv, retcode=0, encoding=None, stdin=None,
1237
"""Invoke bzr and return (stdout, stderr).
1239
Don't call this method, just use run_bzr() which is equivalent.
1241
:param argv: Arguments to invoke bzr. This may be either a
1242
single string, in which case it is split by shlex into words,
1243
or a list of arguments.
1244
:param retcode: Expected return code, or None for don't-care.
1245
:param encoding: Encoding for sys.stdout and sys.stderr
1246
:param stdin: A string to be used as stdin for the command.
1247
:param working_dir: Change to this directory before running
1249
return self._run_bzr_autosplit(argv, retcode=retcode,
1250
encoding=encoding, stdin=stdin, working_dir=working_dir,
1253
def _run_bzr_autosplit(self, args, retcode, encoding, stdin,
1255
"""Run bazaar command line, splitting up a string command line."""
1256
if isinstance(args, basestring):
1257
args = list(shlex.split(args))
1258
return self._run_bzr_core(args, retcode=retcode,
1259
encoding=encoding, stdin=stdin, working_dir=working_dir,
1262
def _run_bzr_core(self, args, retcode, encoding, stdin,
1264
if encoding is None:
1265
encoding = bzrlib.user_encoding
1266
stdout = StringIOWrapper()
1267
stderr = StringIOWrapper()
1268
stdout.encoding = encoding
1269
stderr.encoding = encoding
1271
self.log('run bzr: %r', args)
1272
# FIXME: don't call into logging here
1273
handler = logging.StreamHandler(stderr)
1274
handler.setLevel(logging.INFO)
1275
logger = logging.getLogger('')
1276
logger.addHandler(handler)
1277
old_ui_factory = ui.ui_factory
1278
ui.ui_factory = TestUIFactory(stdin=stdin, stdout=stdout, stderr=stderr)
1281
if working_dir is not None:
1282
cwd = osutils.getcwd()
1283
os.chdir(working_dir)
1286
result = self.apply_redirected(ui.ui_factory.stdin,
1288
bzrlib.commands.run_bzr_catch_errors,
1291
logger.removeHandler(handler)
1292
ui.ui_factory = old_ui_factory
1296
out = stdout.getvalue()
1297
err = stderr.getvalue()
1299
self.log('output:\n%r', out)
1301
self.log('errors:\n%r', err)
1302
if retcode is not None:
1303
self.assertEquals(retcode, result,
1304
message='Unexpected return code')
1307
def run_bzr(self, *args, **kwargs):
1308
"""Invoke bzr, as if it were run from the command line.
1310
The argument list should not include the bzr program name - the
1311
first argument is normally the bzr command. Arguments may be
1312
passed in three ways:
1314
1- A list of strings, eg ["commit", "a"]. This is recommended
1315
when the command contains whitespace or metacharacters, or
1316
is built up at run time.
1318
2- A single string, eg "add a". This is the most convenient
1319
for hardcoded commands.
1321
3- Several varargs parameters, eg run_bzr("add", "a").
1322
This is not recommended for new code.
1324
This runs bzr through the interface that catches and reports
1325
errors, and with logging set to something approximating the
1326
default, so that error reporting can be checked.
1328
This should be the main method for tests that want to exercise the
1329
overall behavior of the bzr application (rather than a unit test
1330
or a functional test of the library.)
1332
This sends the stdout/stderr results into the test's log,
1333
where it may be useful for debugging. See also run_captured.
1335
:keyword stdin: A string to be used as stdin for the command.
1336
:keyword retcode: The status code the command should return;
1338
:keyword working_dir: The directory to run the command in
1339
:keyword error_regexes: A list of expected error messages. If
1340
specified they must be seen in the error output of the command.
1342
retcode = kwargs.pop('retcode', 0)
1343
encoding = kwargs.pop('encoding', None)
1344
stdin = kwargs.pop('stdin', None)
1345
working_dir = kwargs.pop('working_dir', None)
1346
error_regexes = kwargs.pop('error_regexes', [])
1349
raise TypeError("run_bzr() got unexpected keyword arguments '%s'"
1353
if isinstance(args[0], (list, basestring)):
1356
symbol_versioning.warn(zero_eighteen % "passing varargs to run_bzr",
1357
DeprecationWarning, stacklevel=3)
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.
1386
:return: (out, err) The actual output of running the command (in case
1387
you want to do more inspection)
1391
# Make sure that commit is failing because there is nothing to do
1392
self.run_bzr_error(['no changes to commit'],
1393
['commit', '-m', 'my commit comment'])
1394
# Make sure --strict is handling an unknown file, rather than
1395
# giving us the 'nothing to do' error
1396
self.build_tree(['unknown'])
1397
self.run_bzr_error(['Commit refused because there are unknown files'],
1398
['commit', --strict', '-m', 'my commit comment'])
1400
kwargs.setdefault('retcode', 3)
1401
kwargs['error_regexes'] = error_regexes
1402
out, err = self.run_bzr(*args, **kwargs)
1405
def run_bzr_subprocess(self, *args, **kwargs):
1406
"""Run bzr in a subprocess for testing.
1408
This starts a new Python interpreter and runs bzr in there.
1409
This should only be used for tests that have a justifiable need for
1410
this isolation: e.g. they are testing startup time, or signal
1411
handling, or early startup code, etc. Subprocess code can't be
1412
profiled or debugged so easily.
1414
:keyword retcode: The status code that is expected. Defaults to 0. If
1415
None is supplied, the status code is not checked.
1416
:keyword env_changes: A dictionary which lists changes to environment
1417
variables. A value of None will unset the env variable.
1418
The values must be strings. The change will only occur in the
1419
child, so you don't need to fix the environment after running.
1420
:keyword universal_newlines: Convert CRLF => LF
1421
:keyword allow_plugins: By default the subprocess is run with
1422
--no-plugins to ensure test reproducibility. Also, it is possible
1423
for system-wide plugins to create unexpected output on stderr,
1424
which can cause unnecessary test failures.
1426
env_changes = kwargs.get('env_changes', {})
1427
working_dir = kwargs.get('working_dir', None)
1428
allow_plugins = kwargs.get('allow_plugins', False)
1429
process = self.start_bzr_subprocess(args, env_changes=env_changes,
1430
working_dir=working_dir,
1431
allow_plugins=allow_plugins)
1432
# We distinguish between retcode=None and retcode not passed.
1433
supplied_retcode = kwargs.get('retcode', 0)
1434
return self.finish_bzr_subprocess(process, retcode=supplied_retcode,
1435
universal_newlines=kwargs.get('universal_newlines', False),
1438
def start_bzr_subprocess(self, process_args, env_changes=None,
1439
skip_if_plan_to_signal=False,
1441
allow_plugins=False):
1442
"""Start bzr in a subprocess for testing.
1444
This starts a new Python interpreter and runs bzr in there.
1445
This should only be used for tests that have a justifiable need for
1446
this isolation: e.g. they are testing startup time, or signal
1447
handling, or early startup code, etc. Subprocess code can't be
1448
profiled or debugged so easily.
1450
:param process_args: a list of arguments to pass to the bzr executable,
1451
for example ``['--version']``.
1452
:param env_changes: A dictionary which lists changes to environment
1453
variables. A value of None will unset the env variable.
1454
The values must be strings. The change will only occur in the
1455
child, so you don't need to fix the environment after running.
1456
:param skip_if_plan_to_signal: raise TestSkipped when true and os.kill
1458
:param allow_plugins: If False (default) pass --no-plugins to bzr.
1460
:returns: Popen object for the started process.
1462
if skip_if_plan_to_signal:
1463
if not getattr(os, 'kill', None):
1464
raise TestSkipped("os.kill not available.")
1466
if env_changes is None:
1470
def cleanup_environment():
1471
for env_var, value in env_changes.iteritems():
1472
old_env[env_var] = osutils.set_or_unset_env(env_var, value)
1474
def restore_environment():
1475
for env_var, value in old_env.iteritems():
1476
osutils.set_or_unset_env(env_var, value)
1478
bzr_path = self.get_bzr_path()
1481
if working_dir is not None:
1482
cwd = osutils.getcwd()
1483
os.chdir(working_dir)
1486
# win32 subprocess doesn't support preexec_fn
1487
# so we will avoid using it on all platforms, just to
1488
# make sure the code path is used, and we don't break on win32
1489
cleanup_environment()
1490
command = [sys.executable, bzr_path]
1491
if not allow_plugins:
1492
command.append('--no-plugins')
1493
command.extend(process_args)
1494
process = self._popen(command, stdin=PIPE, stdout=PIPE, stderr=PIPE)
1496
restore_environment()
1502
def _popen(self, *args, **kwargs):
1503
"""Place a call to Popen.
1505
Allows tests to override this method to intercept the calls made to
1506
Popen for introspection.
1508
return Popen(*args, **kwargs)
1510
def get_bzr_path(self):
1511
"""Return the path of the 'bzr' executable for this test suite."""
1512
bzr_path = os.path.dirname(os.path.dirname(bzrlib.__file__))+'/bzr'
1513
if not os.path.isfile(bzr_path):
1514
# We are probably installed. Assume sys.argv is the right file
1515
bzr_path = sys.argv[0]
1518
def finish_bzr_subprocess(self, process, retcode=0, send_signal=None,
1519
universal_newlines=False, process_args=None):
1520
"""Finish the execution of process.
1522
:param process: the Popen object returned from start_bzr_subprocess.
1523
:param retcode: The status code that is expected. Defaults to 0. If
1524
None is supplied, the status code is not checked.
1525
:param send_signal: an optional signal to send to the process.
1526
:param universal_newlines: Convert CRLF => LF
1527
:returns: (stdout, stderr)
1529
if send_signal is not None:
1530
os.kill(process.pid, send_signal)
1531
out, err = process.communicate()
1533
if universal_newlines:
1534
out = out.replace('\r\n', '\n')
1535
err = err.replace('\r\n', '\n')
1537
if retcode is not None and retcode != process.returncode:
1538
if process_args is None:
1539
process_args = "(unknown args)"
1540
mutter('Output of bzr %s:\n%s', process_args, out)
1541
mutter('Error for bzr %s:\n%s', process_args, err)
1542
self.fail('Command bzr %s failed with retcode %s != %s'
1543
% (process_args, retcode, process.returncode))
1546
def check_inventory_shape(self, inv, shape):
1547
"""Compare an inventory to a list of expected names.
1549
Fail if they are not precisely equal.
1552
shape = list(shape) # copy
1553
for path, ie in inv.entries():
1554
name = path.replace('\\', '/')
1555
if ie.kind == 'directory':
1562
self.fail("expected paths not found in inventory: %r" % shape)
1564
self.fail("unexpected paths found in inventory: %r" % extras)
1566
def apply_redirected(self, stdin=None, stdout=None, stderr=None,
1567
a_callable=None, *args, **kwargs):
1568
"""Call callable with redirected std io pipes.
1570
Returns the return code."""
1571
if not callable(a_callable):
1572
raise ValueError("a_callable must be callable.")
1574
stdin = StringIO("")
1576
if getattr(self, "_log_file", None) is not None:
1577
stdout = self._log_file
1581
if getattr(self, "_log_file", None is not None):
1582
stderr = self._log_file
1585
real_stdin = sys.stdin
1586
real_stdout = sys.stdout
1587
real_stderr = sys.stderr
1592
return a_callable(*args, **kwargs)
1594
sys.stdout = real_stdout
1595
sys.stderr = real_stderr
1596
sys.stdin = real_stdin
1598
def reduceLockdirTimeout(self):
1599
"""Reduce the default lock timeout for the duration of the test, so that
1600
if LockContention occurs during a test, it does so quickly.
1602
Tests that expect to provoke LockContention errors should call this.
1604
orig_timeout = bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS
1606
bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS = orig_timeout
1607
self.addCleanup(resetTimeout)
1608
bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS = 0
1611
class TestCaseWithMemoryTransport(TestCase):
1612
"""Common test class for tests that do not need disk resources.
1614
Tests that need disk resources should derive from TestCaseWithTransport.
1616
TestCaseWithMemoryTransport sets the TEST_ROOT variable for all bzr tests.
1618
For TestCaseWithMemoryTransport the test_home_dir is set to the name of
1619
a directory which does not exist. This serves to help ensure test isolation
1620
is preserved. test_dir is set to the TEST_ROOT, as is cwd, because they
1621
must exist. However, TestCaseWithMemoryTransport does not offer local
1622
file defaults for the transport in tests, nor does it obey the command line
1623
override, so tests that accidentally write to the common directory should
1626
:cvar TEST_ROOT: Directory containing all temporary directories, plus
1627
a .bzr directory that stops us ascending higher into the filesystem.
1633
def __init__(self, methodName='runTest'):
1634
# allow test parameterisation after test construction and before test
1635
# execution. Variables that the parameteriser sets need to be
1636
# ones that are not set by setUp, or setUp will trash them.
1637
super(TestCaseWithMemoryTransport, self).__init__(methodName)
1638
self.vfs_transport_factory = default_transport
1639
self.transport_server = None
1640
self.transport_readonly_server = None
1641
self.__vfs_server = None
1643
def get_transport(self, relpath=None):
1644
"""Return a writeable transport.
1646
This transport is for the test scratch space relative to
1649
:param relpath: a path relative to the base url.
1651
t = get_transport(self.get_url(relpath))
1652
self.assertFalse(t.is_readonly())
1655
def get_readonly_transport(self, relpath=None):
1656
"""Return a readonly transport for the test scratch space
1658
This can be used to test that operations which should only need
1659
readonly access in fact do not try to write.
1661
:param relpath: a path relative to the base url.
1663
t = get_transport(self.get_readonly_url(relpath))
1664
self.assertTrue(t.is_readonly())
1667
def create_transport_readonly_server(self):
1668
"""Create a transport server from class defined at init.
1670
This is mostly a hook for daughter classes.
1672
return self.transport_readonly_server()
1674
def get_readonly_server(self):
1675
"""Get the server instance for the readonly transport
1677
This is useful for some tests with specific servers to do diagnostics.
1679
if self.__readonly_server is None:
1680
if self.transport_readonly_server is None:
1681
# readonly decorator requested
1682
# bring up the server
1683
self.__readonly_server = ReadonlyServer()
1684
self.__readonly_server.setUp(self.get_vfs_only_server())
1686
self.__readonly_server = self.create_transport_readonly_server()
1687
self.__readonly_server.setUp(self.get_vfs_only_server())
1688
self.addCleanup(self.__readonly_server.tearDown)
1689
return self.__readonly_server
1691
def get_readonly_url(self, relpath=None):
1692
"""Get a URL for the readonly transport.
1694
This will either be backed by '.' or a decorator to the transport
1695
used by self.get_url()
1696
relpath provides for clients to get a path relative to the base url.
1697
These should only be downwards relative, not upwards.
1699
base = self.get_readonly_server().get_url()
1700
return self._adjust_url(base, relpath)
1702
def get_vfs_only_server(self):
1703
"""Get the vfs only read/write server instance.
1705
This is useful for some tests with specific servers that need
1708
For TestCaseWithMemoryTransport this is always a MemoryServer, and there
1709
is no means to override it.
1711
if self.__vfs_server is None:
1712
self.__vfs_server = MemoryServer()
1713
self.__vfs_server.setUp()
1714
self.addCleanup(self.__vfs_server.tearDown)
1715
return self.__vfs_server
1717
def get_server(self):
1718
"""Get the read/write server instance.
1720
This is useful for some tests with specific servers that need
1723
This is built from the self.transport_server factory. If that is None,
1724
then the self.get_vfs_server is returned.
1726
if self.__server is None:
1727
if self.transport_server is None or self.transport_server is self.vfs_transport_factory:
1728
return self.get_vfs_only_server()
1730
# bring up a decorated means of access to the vfs only server.
1731
self.__server = self.transport_server()
1733
self.__server.setUp(self.get_vfs_only_server())
1734
except TypeError, e:
1735
# This should never happen; the try:Except here is to assist
1736
# developers having to update code rather than seeing an
1737
# uninformative TypeError.
1738
raise Exception, "Old server API in use: %s, %s" % (self.__server, e)
1739
self.addCleanup(self.__server.tearDown)
1740
return self.__server
1742
def _adjust_url(self, base, relpath):
1743
"""Get a URL (or maybe a path) for the readwrite transport.
1745
This will either be backed by '.' or to an equivalent non-file based
1747
relpath provides for clients to get a path relative to the base url.
1748
These should only be downwards relative, not upwards.
1750
if relpath is not None and relpath != '.':
1751
if not base.endswith('/'):
1753
# XXX: Really base should be a url; we did after all call
1754
# get_url()! But sometimes it's just a path (from
1755
# LocalAbspathServer), and it'd be wrong to append urlescaped data
1756
# to a non-escaped local path.
1757
if base.startswith('./') or base.startswith('/'):
1760
base += urlutils.escape(relpath)
1763
def get_url(self, relpath=None):
1764
"""Get a URL (or maybe a path) for the readwrite transport.
1766
This will either be backed by '.' or to an equivalent non-file based
1768
relpath provides for clients to get a path relative to the base url.
1769
These should only be downwards relative, not upwards.
1771
base = self.get_server().get_url()
1772
return self._adjust_url(base, relpath)
1774
def get_vfs_only_url(self, relpath=None):
1775
"""Get a URL (or maybe a path for the plain old vfs transport.
1777
This will never be a smart protocol. It always has all the
1778
capabilities of the local filesystem, but it might actually be a
1779
MemoryTransport or some other similar virtual filesystem.
1781
This is the backing transport (if any) of the server returned by
1782
get_url and get_readonly_url.
1784
:param relpath: provides for clients to get a path relative to the base
1785
url. These should only be downwards relative, not upwards.
1788
base = self.get_vfs_only_server().get_url()
1789
return self._adjust_url(base, relpath)
1791
def _make_test_root(self):
1792
if TestCaseWithMemoryTransport.TEST_ROOT is not None:
1794
root = tempfile.mkdtemp(prefix='testbzr-', suffix='.tmp')
1795
TestCaseWithMemoryTransport.TEST_ROOT = root
1797
# make a fake bzr directory there to prevent any tests propagating
1798
# up onto the source directory's real branch
1799
bzrdir.BzrDir.create_standalone_workingtree(root)
1801
# The same directory is used by all tests, and we're not specifically
1802
# told when all tests are finished. This will do.
1803
atexit.register(_rmtree_temp_dir, root)
1805
def makeAndChdirToTestDir(self):
1806
"""Create a temporary directories for this one test.
1808
This must set self.test_home_dir and self.test_dir and chdir to
1811
For TestCaseWithMemoryTransport we chdir to the TEST_ROOT for this test.
1813
os.chdir(TestCaseWithMemoryTransport.TEST_ROOT)
1814
self.test_dir = TestCaseWithMemoryTransport.TEST_ROOT
1815
self.test_home_dir = self.test_dir + "/MemoryTransportMissingHomeDir"
1817
def make_branch(self, relpath, format=None):
1818
"""Create a branch on the transport at relpath."""
1819
repo = self.make_repository(relpath, format=format)
1820
return repo.bzrdir.create_branch()
1822
def make_bzrdir(self, relpath, format=None):
1824
# might be a relative or absolute path
1825
maybe_a_url = self.get_url(relpath)
1826
segments = maybe_a_url.rsplit('/', 1)
1827
t = get_transport(maybe_a_url)
1828
if len(segments) > 1 and segments[-1] not in ('', '.'):
1832
if isinstance(format, basestring):
1833
format = bzrdir.format_registry.make_bzrdir(format)
1834
return format.initialize_on_transport(t)
1835
except errors.UninitializableFormat:
1836
raise TestSkipped("Format %s is not initializable." % format)
1838
def make_repository(self, relpath, shared=False, format=None):
1839
"""Create a repository on our default transport at relpath.
1841
Note that relpath must be a relative path, not a full url.
1843
# FIXME: If you create a remoterepository this returns the underlying
1844
# real format, which is incorrect. Actually we should make sure that
1845
# RemoteBzrDir returns a RemoteRepository.
1846
# maybe mbp 20070410
1847
made_control = self.make_bzrdir(relpath, format=format)
1848
return made_control.create_repository(shared=shared)
1850
def make_branch_and_memory_tree(self, relpath, format=None):
1851
"""Create a branch on the default transport and a MemoryTree for it."""
1852
b = self.make_branch(relpath, format=format)
1853
return memorytree.MemoryTree.create_on_branch(b)
1855
def overrideEnvironmentForTesting(self):
1856
os.environ['HOME'] = self.test_home_dir
1857
os.environ['BZR_HOME'] = self.test_home_dir
1860
super(TestCaseWithMemoryTransport, self).setUp()
1861
self._make_test_root()
1862
_currentdir = os.getcwdu()
1863
def _leaveDirectory():
1864
os.chdir(_currentdir)
1865
self.addCleanup(_leaveDirectory)
1866
self.makeAndChdirToTestDir()
1867
self.overrideEnvironmentForTesting()
1868
self.__readonly_server = None
1869
self.__server = None
1870
self.reduceLockdirTimeout()
1873
class TestCaseInTempDir(TestCaseWithMemoryTransport):
1874
"""Derived class that runs a test within a temporary directory.
1876
This is useful for tests that need to create a branch, etc.
1878
The directory is created in a slightly complex way: for each
1879
Python invocation, a new temporary top-level directory is created.
1880
All test cases create their own directory within that. If the
1881
tests complete successfully, the directory is removed.
1883
:ivar test_base_dir: The path of the top-level directory for this
1884
test, which contains a home directory and a work directory.
1886
:ivar test_home_dir: An initially empty directory under test_base_dir
1887
which is used as $HOME for this test.
1889
:ivar test_dir: A directory under test_base_dir used as the current
1890
directory when the test proper is run.
1893
OVERRIDE_PYTHON = 'python'
1895
def check_file_contents(self, filename, expect):
1896
self.log("check contents of file %s" % filename)
1897
contents = file(filename, 'r').read()
1898
if contents != expect:
1899
self.log("expected: %r" % expect)
1900
self.log("actually: %r" % contents)
1901
self.fail("contents of %s not as expected" % filename)
1903
def makeAndChdirToTestDir(self):
1904
"""See TestCaseWithMemoryTransport.makeAndChdirToTestDir().
1906
For TestCaseInTempDir we create a temporary directory based on the test
1907
name and then create two subdirs - test and home under it.
1909
# create a directory within the top level test directory
1910
candidate_dir = tempfile.mkdtemp(dir=self.TEST_ROOT)
1911
# now create test and home directories within this dir
1912
self.test_base_dir = candidate_dir
1913
self.test_home_dir = self.test_base_dir + '/home'
1914
os.mkdir(self.test_home_dir)
1915
self.test_dir = self.test_base_dir + '/work'
1916
os.mkdir(self.test_dir)
1917
os.chdir(self.test_dir)
1918
# put name of test inside
1919
f = file(self.test_base_dir + '/name', 'w')
1924
self.addCleanup(self.deleteTestDir)
1926
def deleteTestDir(self):
1927
os.chdir(self.TEST_ROOT)
1928
_rmtree_temp_dir(self.test_base_dir)
1930
def build_tree(self, shape, line_endings='binary', transport=None):
1931
"""Build a test tree according to a pattern.
1933
shape is a sequence of file specifications. If the final
1934
character is '/', a directory is created.
1936
This assumes that all the elements in the tree being built are new.
1938
This doesn't add anything to a branch.
1940
:param line_endings: Either 'binary' or 'native'
1941
in binary mode, exact contents are written in native mode, the
1942
line endings match the default platform endings.
1943
:param transport: A transport to write to, for building trees on VFS's.
1944
If the transport is readonly or None, "." is opened automatically.
1947
# It's OK to just create them using forward slashes on windows.
1948
if transport is None or transport.is_readonly():
1949
transport = get_transport(".")
1951
self.assert_(isinstance(name, basestring))
1953
transport.mkdir(urlutils.escape(name[:-1]))
1955
if line_endings == 'binary':
1957
elif line_endings == 'native':
1960
raise errors.BzrError(
1961
'Invalid line ending request %r' % line_endings)
1962
content = "contents of %s%s" % (name.encode('utf-8'), end)
1963
transport.put_bytes_non_atomic(urlutils.escape(name), content)
1965
def build_tree_contents(self, shape):
1966
build_tree_contents(shape)
1968
def assertFileEqual(self, content, path):
1969
"""Fail if path does not contain 'content'."""
1970
self.failUnlessExists(path)
1971
f = file(path, 'rb')
1976
self.assertEqualDiff(content, s)
1978
def failUnlessExists(self, path):
1979
"""Fail unless path or paths, which may be abs or relative, exist."""
1980
if not isinstance(path, basestring):
1982
self.failUnlessExists(p)
1984
self.failUnless(osutils.lexists(path),path+" does not exist")
1986
def failIfExists(self, path):
1987
"""Fail if path or paths, which may be abs or relative, exist."""
1988
if not isinstance(path, basestring):
1990
self.failIfExists(p)
1992
self.failIf(osutils.lexists(path),path+" exists")
1994
def assertInWorkingTree(self,path,root_path='.',tree=None):
1995
"""Assert whether path or paths are in the WorkingTree"""
1997
tree = workingtree.WorkingTree.open(root_path)
1998
if not isinstance(path, basestring):
2000
self.assertInWorkingTree(p,tree=tree)
2002
self.assertIsNot(tree.path2id(path), None,
2003
path+' not in working tree.')
2005
def assertNotInWorkingTree(self,path,root_path='.',tree=None):
2006
"""Assert whether path or paths are not in the WorkingTree"""
2008
tree = workingtree.WorkingTree.open(root_path)
2009
if not isinstance(path, basestring):
2011
self.assertNotInWorkingTree(p,tree=tree)
2013
self.assertIs(tree.path2id(path), None, path+' in working tree.')
2016
class TestCaseWithTransport(TestCaseInTempDir):
2017
"""A test case that provides get_url and get_readonly_url facilities.
2019
These back onto two transport servers, one for readonly access and one for
2022
If no explicit class is provided for readonly access, a
2023
ReadonlyTransportDecorator is used instead which allows the use of non disk
2024
based read write transports.
2026
If an explicit class is provided for readonly access, that server and the
2027
readwrite one must both define get_url() as resolving to os.getcwd().
2030
def get_vfs_only_server(self):
2031
"""See TestCaseWithMemoryTransport.
2033
This is useful for some tests with specific servers that need
2036
if self.__vfs_server is None:
2037
self.__vfs_server = self.vfs_transport_factory()
2038
self.__vfs_server.setUp()
2039
self.addCleanup(self.__vfs_server.tearDown)
2040
return self.__vfs_server
2042
def make_branch_and_tree(self, relpath, format=None):
2043
"""Create a branch on the transport and a tree locally.
2045
If the transport is not a LocalTransport, the Tree can't be created on
2046
the transport. In that case if the vfs_transport_factory is
2047
LocalURLServer the working tree is created in the local
2048
directory backing the transport, and the returned tree's branch and
2049
repository will also be accessed locally. Otherwise a lightweight
2050
checkout is created and returned.
2052
:param format: The BzrDirFormat.
2053
:returns: the WorkingTree.
2055
# TODO: always use the local disk path for the working tree,
2056
# this obviously requires a format that supports branch references
2057
# so check for that by checking bzrdir.BzrDirFormat.get_default_format()
2059
b = self.make_branch(relpath, format=format)
2061
return b.bzrdir.create_workingtree()
2062
except errors.NotLocalUrl:
2063
# We can only make working trees locally at the moment. If the
2064
# transport can't support them, then we keep the non-disk-backed
2065
# branch and create a local checkout.
2066
if self.vfs_transport_factory is LocalURLServer:
2067
# the branch is colocated on disk, we cannot create a checkout.
2068
# hopefully callers will expect this.
2069
local_controldir= bzrdir.BzrDir.open(self.get_vfs_only_url(relpath))
2070
return local_controldir.create_workingtree()
2072
return b.create_checkout(relpath, lightweight=True)
2074
def assertIsDirectory(self, relpath, transport):
2075
"""Assert that relpath within transport is a directory.
2077
This may not be possible on all transports; in that case it propagates
2078
a TransportNotPossible.
2081
mode = transport.stat(relpath).st_mode
2082
except errors.NoSuchFile:
2083
self.fail("path %s is not a directory; no such file"
2085
if not stat.S_ISDIR(mode):
2086
self.fail("path %s is not a directory; has mode %#o"
2089
def assertTreesEqual(self, left, right):
2090
"""Check that left and right have the same content and properties."""
2091
# we use a tree delta to check for equality of the content, and we
2092
# manually check for equality of other things such as the parents list.
2093
self.assertEqual(left.get_parent_ids(), right.get_parent_ids())
2094
differences = left.changes_from(right)
2095
self.assertFalse(differences.has_changed(),
2096
"Trees %r and %r are different: %r" % (left, right, differences))
2099
super(TestCaseWithTransport, self).setUp()
2100
self.__vfs_server = None
2103
class ChrootedTestCase(TestCaseWithTransport):
2104
"""A support class that provides readonly urls outside the local namespace.
2106
This is done by checking if self.transport_server is a MemoryServer. if it
2107
is then we are chrooted already, if it is not then an HttpServer is used
2110
TODO RBC 20060127: make this an option to TestCaseWithTransport so it can
2111
be used without needed to redo it when a different
2112
subclass is in use ?
2116
super(ChrootedTestCase, self).setUp()
2117
if not self.vfs_transport_factory == MemoryServer:
2118
self.transport_readonly_server = HttpServer
2121
def filter_suite_by_re(suite, pattern, exclude_pattern=None,
2122
random_order=False):
2123
"""Create a test suite by filtering another one.
2125
:param suite: the source suite
2126
:param pattern: pattern that names must match
2127
:param exclude_pattern: pattern that names must not match, if any
2128
:param random_order: if True, tests in the new suite will be put in
2130
:returns: the newly created suite
2132
return sort_suite_by_re(suite, pattern, exclude_pattern,
2133
random_order, False)
2136
def sort_suite_by_re(suite, pattern, exclude_pattern=None,
2137
random_order=False, append_rest=True):
2138
"""Create a test suite by sorting another one.
2140
:param suite: the source suite
2141
:param pattern: pattern that names must match in order to go
2142
first in the new suite
2143
:param exclude_pattern: pattern that names must not match, if any
2144
:param random_order: if True, tests in the new suite will be put in
2146
:param append_rest: if False, pattern is a strict filter and not
2147
just an ordering directive
2148
:returns: the newly created suite
2152
filter_re = re.compile(pattern)
2153
if exclude_pattern is not None:
2154
exclude_re = re.compile(exclude_pattern)
2155
for test in iter_suite_tests(suite):
2157
if exclude_pattern is None or not exclude_re.search(test_id):
2158
if filter_re.search(test_id):
2163
random.shuffle(first)
2164
random.shuffle(second)
2165
return TestUtil.TestSuite(first + second)
2168
def run_suite(suite, name='test', verbose=False, pattern=".*",
2169
stop_on_failure=False,
2170
transport=None, lsprof_timed=None, bench_history=None,
2171
matching_tests_first=None,
2174
exclude_pattern=None,
2176
TestCase._gather_lsprof_in_benchmarks = lsprof_timed
2181
runner = TextTestRunner(stream=sys.stdout,
2183
verbosity=verbosity,
2184
bench_history=bench_history,
2185
list_only=list_only,
2187
runner.stop_on_failure=stop_on_failure
2188
# Initialise the random number generator and display the seed used.
2189
# We convert the seed to a long to make it reuseable across invocations.
2190
random_order = False
2191
if random_seed is not None:
2193
if random_seed == "now":
2194
random_seed = long(time.time())
2196
# Convert the seed to a long if we can
2198
random_seed = long(random_seed)
2201
runner.stream.writeln("Randomizing test order using seed %s\n" %
2203
random.seed(random_seed)
2204
# Customise the list of tests if requested
2205
if pattern != '.*' or exclude_pattern is not None or random_order:
2206
if matching_tests_first:
2207
suite = sort_suite_by_re(suite, pattern, exclude_pattern,
2210
suite = filter_suite_by_re(suite, pattern, exclude_pattern,
2212
result = runner.run(suite)
2213
return result.wasSuccessful()
2216
def selftest(verbose=False, pattern=".*", stop_on_failure=True,
2218
test_suite_factory=None,
2221
matching_tests_first=None,
2224
exclude_pattern=None):
2225
"""Run the whole test suite under the enhanced runner"""
2226
# XXX: Very ugly way to do this...
2227
# Disable warning about old formats because we don't want it to disturb
2228
# any blackbox tests.
2229
from bzrlib import repository
2230
repository._deprecation_warning_done = True
2232
global default_transport
2233
if transport is None:
2234
transport = default_transport
2235
old_transport = default_transport
2236
default_transport = transport
2238
if test_suite_factory is None:
2239
suite = test_suite()
2241
suite = test_suite_factory()
2242
return run_suite(suite, 'testbzr', verbose=verbose, pattern=pattern,
2243
stop_on_failure=stop_on_failure,
2244
transport=transport,
2245
lsprof_timed=lsprof_timed,
2246
bench_history=bench_history,
2247
matching_tests_first=matching_tests_first,
2248
list_only=list_only,
2249
random_seed=random_seed,
2250
exclude_pattern=exclude_pattern)
2252
default_transport = old_transport
2256
"""Build and return TestSuite for the whole of bzrlib.
2258
This function can be replaced if you need to change the default test
2259
suite on a global basis, but it is not encouraged.
2262
'bzrlib.util.tests.test_bencode',
2263
'bzrlib.tests.test__dirstate_helpers',
2264
'bzrlib.tests.test_ancestry',
2265
'bzrlib.tests.test_annotate',
2266
'bzrlib.tests.test_api',
2267
'bzrlib.tests.test_atomicfile',
2268
'bzrlib.tests.test_bad_files',
2269
'bzrlib.tests.test_branch',
2270
'bzrlib.tests.test_branchbuilder',
2271
'bzrlib.tests.test_bugtracker',
2272
'bzrlib.tests.test_bundle',
2273
'bzrlib.tests.test_bzrdir',
2274
'bzrlib.tests.test_cache_utf8',
2275
'bzrlib.tests.test_commands',
2276
'bzrlib.tests.test_commit',
2277
'bzrlib.tests.test_commit_merge',
2278
'bzrlib.tests.test_config',
2279
'bzrlib.tests.test_conflicts',
2280
'bzrlib.tests.test_counted_lock',
2281
'bzrlib.tests.test_decorators',
2282
'bzrlib.tests.test_delta',
2283
'bzrlib.tests.test_deprecated_graph',
2284
'bzrlib.tests.test_diff',
2285
'bzrlib.tests.test_dirstate',
2286
'bzrlib.tests.test_email_message',
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_index',
2306
'bzrlib.tests.test_info',
2307
'bzrlib.tests.test_inv',
2308
'bzrlib.tests.test_knit',
2309
'bzrlib.tests.test_lazy_import',
2310
'bzrlib.tests.test_lazy_regex',
2311
'bzrlib.tests.test_lockdir',
2312
'bzrlib.tests.test_lockable_files',
2313
'bzrlib.tests.test_log',
2314
'bzrlib.tests.test_lsprof',
2315
'bzrlib.tests.test_memorytree',
2316
'bzrlib.tests.test_merge',
2317
'bzrlib.tests.test_merge3',
2318
'bzrlib.tests.test_merge_core',
2319
'bzrlib.tests.test_merge_directive',
2320
'bzrlib.tests.test_missing',
2321
'bzrlib.tests.test_msgeditor',
2322
'bzrlib.tests.test_multiparent',
2323
'bzrlib.tests.test_nonascii',
2324
'bzrlib.tests.test_options',
2325
'bzrlib.tests.test_osutils',
2326
'bzrlib.tests.test_osutils_encodings',
2327
'bzrlib.tests.test_pack',
2328
'bzrlib.tests.test_patch',
2329
'bzrlib.tests.test_patches',
2330
'bzrlib.tests.test_permissions',
2331
'bzrlib.tests.test_plugins',
2332
'bzrlib.tests.test_progress',
2333
'bzrlib.tests.test_reconcile',
2334
'bzrlib.tests.test_registry',
2335
'bzrlib.tests.test_remote',
2336
'bzrlib.tests.test_repository',
2337
'bzrlib.tests.test_revert',
2338
'bzrlib.tests.test_revision',
2339
'bzrlib.tests.test_revisionnamespaces',
2340
'bzrlib.tests.test_revisiontree',
2341
'bzrlib.tests.test_rio',
2342
'bzrlib.tests.test_sampler',
2343
'bzrlib.tests.test_selftest',
2344
'bzrlib.tests.test_setup',
2345
'bzrlib.tests.test_sftp_transport',
2346
'bzrlib.tests.test_smart',
2347
'bzrlib.tests.test_smart_add',
2348
'bzrlib.tests.test_smart_transport',
2349
'bzrlib.tests.test_smtp_connection',
2350
'bzrlib.tests.test_source',
2351
'bzrlib.tests.test_ssh_transport',
2352
'bzrlib.tests.test_status',
2353
'bzrlib.tests.test_store',
2354
'bzrlib.tests.test_strace',
2355
'bzrlib.tests.test_subsume',
2356
'bzrlib.tests.test_symbol_versioning',
2357
'bzrlib.tests.test_tag',
2358
'bzrlib.tests.test_testament',
2359
'bzrlib.tests.test_textfile',
2360
'bzrlib.tests.test_textmerge',
2361
'bzrlib.tests.test_timestamp',
2362
'bzrlib.tests.test_trace',
2363
'bzrlib.tests.test_transactions',
2364
'bzrlib.tests.test_transform',
2365
'bzrlib.tests.test_transport',
2366
'bzrlib.tests.test_tree',
2367
'bzrlib.tests.test_treebuilder',
2368
'bzrlib.tests.test_tsort',
2369
'bzrlib.tests.test_tuned_gzip',
2370
'bzrlib.tests.test_ui',
2371
'bzrlib.tests.test_upgrade',
2372
'bzrlib.tests.test_urlutils',
2373
'bzrlib.tests.test_versionedfile',
2374
'bzrlib.tests.test_version',
2375
'bzrlib.tests.test_version_info',
2376
'bzrlib.tests.test_weave',
2377
'bzrlib.tests.test_whitebox',
2378
'bzrlib.tests.test_win32utils',
2379
'bzrlib.tests.test_workingtree',
2380
'bzrlib.tests.test_workingtree_4',
2381
'bzrlib.tests.test_wsgi',
2382
'bzrlib.tests.test_xml',
2384
test_transport_implementations = [
2385
'bzrlib.tests.test_transport_implementations',
2386
'bzrlib.tests.test_read_bundle',
2388
suite = TestUtil.TestSuite()
2389
loader = TestUtil.TestLoader()
2390
suite.addTest(loader.loadTestsFromModuleNames(testmod_names))
2391
from bzrlib.tests.test_transport_implementations import TransportTestProviderAdapter
2392
adapter = TransportTestProviderAdapter()
2393
adapt_modules(test_transport_implementations, adapter, loader, suite)
2394
for package in packages_to_test():
2395
suite.addTest(package.test_suite())
2396
for m in MODULES_TO_TEST:
2397
suite.addTest(loader.loadTestsFromModule(m))
2398
for m in MODULES_TO_DOCTEST:
2400
suite.addTest(doctest.DocTestSuite(m))
2401
except ValueError, e:
2402
print '**failed to get doctest for: %s\n%s' %(m,e)
2404
for name, plugin in bzrlib.plugin.all_plugins().items():
2405
if getattr(plugin, 'test_suite', None) is not None:
2406
default_encoding = sys.getdefaultencoding()
2408
plugin_suite = plugin.test_suite()
2409
except ImportError, e:
2410
bzrlib.trace.warning(
2411
'Unable to test plugin "%s": %s', name, e)
2413
suite.addTest(plugin_suite)
2414
if default_encoding != sys.getdefaultencoding():
2415
bzrlib.trace.warning(
2416
'Plugin "%s" tried to reset default encoding to: %s', name,
2417
sys.getdefaultencoding())
2419
sys.setdefaultencoding(default_encoding)
2423
def adapt_modules(mods_list, adapter, loader, suite):
2424
"""Adapt the modules in mods_list using adapter and add to suite."""
2425
for test in iter_suite_tests(loader.loadTestsFromModuleNames(mods_list)):
2426
suite.addTests(adapter.adapt(test))
2429
def _rmtree_temp_dir(dirname):
2430
# If LANG=C we probably have created some bogus paths
2431
# which rmtree(unicode) will fail to delete
2432
# so make sure we are using rmtree(str) to delete everything
2433
# except on win32, where rmtree(str) will fail
2434
# since it doesn't have the property of byte-stream paths
2435
# (they are either ascii or mbcs)
2436
if sys.platform == 'win32':
2437
# make sure we are using the unicode win32 api
2438
dirname = unicode(dirname)
2440
dirname = dirname.encode(sys.getfilesystemencoding())
2442
osutils.rmtree(dirname)
2444
if sys.platform == 'win32' and e.errno == errno.EACCES:
2445
print >>sys.stderr, ('Permission denied: '
2446
'unable to remove testing dir '
2447
'%s' % os.path.basename(dirname))
2452
class Feature(object):
2453
"""An operating system Feature."""
2456
self._available = None
2458
def available(self):
2459
"""Is the feature available?
2461
:return: True if the feature is available.
2463
if self._available is None:
2464
self._available = self._probe()
2465
return self._available
2468
"""Implement this method in concrete features.
2470
:return: True if the feature is available.
2472
raise NotImplementedError
2475
if getattr(self, 'feature_name', None):
2476
return self.feature_name()
2477
return self.__class__.__name__
2480
class TestScenarioApplier(object):
2481
"""A tool to apply scenarios to tests."""
2483
def adapt(self, test):
2484
"""Return a TestSuite containing a copy of test for each scenario."""
2485
result = unittest.TestSuite()
2486
for scenario in self.scenarios:
2487
result.addTest(self.adapt_test_to_scenario(test, scenario))
2490
def adapt_test_to_scenario(self, test, scenario):
2491
"""Copy test and apply scenario to it.
2493
:param test: A test to adapt.
2494
:param scenario: A tuple describing the scenarion.
2495
The first element of the tuple is the new test id.
2496
The second element is a dict containing attributes to set on the
2498
:return: The adapted test.
2500
from copy import deepcopy
2501
new_test = deepcopy(test)
2502
for name, value in scenario[1].items():
2503
setattr(new_test, name, value)
2504
new_id = "%s(%s)" % (new_test.id(), scenario[0])
2505
new_test.id = lambda: new_id
added
removed
bzrlib/tests/__init__.py
