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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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from cStringIO import StringIO
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import bzrlib.commands
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import bzrlib.osutils as osutils
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from bzrlib.selftest import TestUtil
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from bzrlib.selftest.TestUtil import TestLoader, TestSuite
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from bzrlib.selftest.treeshape import build_tree_contents
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from testsweet import TestBase, run_suite, InTempDir
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MODULES_TO_TEST = []
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MODULES_TO_DOCTEST = []
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from logging import debug, warning, error
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class EarlyStoppingTestResultAdapter(object):
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"""An adapter for TestResult to stop at the first first failure or error"""
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def __init__(self, result):
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def addError(self, test, err):
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self._result.addError(test, err)
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def addFailure(self, test, err):
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self._result.addFailure(test, err)
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def __getattr__(self, name):
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return getattr(self._result, name)
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def __setattr__(self, name, value):
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object.__setattr__(self, name, value)
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return setattr(self._result, name, value)
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class _MyResult(unittest._TextTestResult):
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No special behaviour for now.
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def _elapsedTime(self):
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return "(Took %.3fs)" % (time.time() - self._start_time)
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def startTest(self, test):
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unittest.TestResult.startTest(self, test)
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# TODO: Maybe show test.shortDescription somewhere?
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what = test.shortDescription() or test.id()
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self.stream.write('%-70.70s' % what)
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self._start_time = time.time()
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def addError(self, test, err):
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unittest.TestResult.addError(self, test, err)
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self.stream.writeln("ERROR %s" % self._elapsedTime())
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self.stream.write('E')
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def addFailure(self, test, err):
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unittest.TestResult.addFailure(self, test, err)
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self.stream.writeln("FAIL %s" % self._elapsedTime())
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self.stream.write('F')
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def addSuccess(self, test):
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self.stream.writeln('OK %s' % self._elapsedTime())
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self.stream.write('~')
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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.writeln("%s: %s" % (flavour,self.getDescription(test)))
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if hasattr(test, '_get_log'):
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self.stream.writeln()
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self.stream.writeln('log from this test:')
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print >>self.stream, test._get_log()
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self.stream.writeln(self.separator2)
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self.stream.writeln("%s" % err)
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class TextTestRunner(unittest.TextTestRunner):
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stop_on_failure = False
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def _makeResult(self):
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result = _MyResult(self.stream, self.descriptions, self.verbosity)
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if self.stop_on_failure:
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result = EarlyStoppingTestResultAdapter(result)
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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 CommandFailed(Exception):
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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().
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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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_log_file_name = None
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unittest.TestCase.setUp(self)
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self.oldenv = os.environ.get('HOME', None)
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os.environ['HOME'] = os.getcwd()
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self.bzr_email = os.environ.get('BZREMAIL')
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if self.bzr_email is not None:
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del os.environ['BZREMAIL']
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self.email = os.environ.get('EMAIL')
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if self.email is not None:
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del os.environ['EMAIL']
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bzrlib.trace.disable_default_logging()
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self._enable_file_logging()
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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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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 assertEqualDiff(self, a, b):
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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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raise AssertionError("texts not equal:\n" +
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self._ndiff_strings(a, b))
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def assertContainsRe(self, haystack, needle_re):
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"""Assert that a contains something matching a regular expression."""
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if not re.search(needle_re, haystack):
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raise AssertionError('pattern "%s" not found in "%s"'
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% (needle_re, haystack))
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def _enable_file_logging(self):
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fileno, name = tempfile.mkstemp(suffix='.log', prefix='testbzr')
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self._log_file = os.fdopen(fileno, 'w+')
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hdlr = logging.StreamHandler(self._log_file)
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hdlr.setLevel(logging.DEBUG)
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hdlr.setFormatter(logging.Formatter('%(levelname)8s %(message)s'))
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logging.getLogger('').addHandler(hdlr)
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logging.getLogger('').setLevel(logging.DEBUG)
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self._log_hdlr = hdlr
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debug('opened log file %s', name)
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self._log_file_name = name
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os.environ['HOME'] = self.oldenv
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if os.environ.get('BZREMAIL') is not None:
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del os.environ['BZREMAIL']
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if self.bzr_email is not None:
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os.environ['BZREMAIL'] = self.bzr_email
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if os.environ.get('EMAIL') is not None:
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del os.environ['EMAIL']
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if self.email is not None:
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os.environ['EMAIL'] = self.email
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logging.getLogger('').removeHandler(self._log_hdlr)
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bzrlib.trace.enable_default_logging()
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logging.debug('%s teardown', self.id())
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self._log_file.close()
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unittest.TestCase.tearDown(self)
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def log(self, *args):
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"""Return as a string the log for this test"""
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if self._log_file_name:
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return open(self._log_file_name).read()
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def capture(self, cmd):
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"""Shortcut that splits cmd into words, runs, and returns stdout"""
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return self.run_bzr_captured(cmd.split())[0]
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def run_bzr_captured(self, argv, retcode=0):
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"""Invoke bzr and return (result, stdout, stderr).
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Useful for code that wants to check the contents of the
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output, the way error messages are presented, etc.
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This should be the main method for tests that want to exercise the
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overall behavior of the bzr application (rather than a unit test
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or a functional test of the library.)
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Much of the old code runs bzr by forking a new copy of Python, but
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that is slower, harder to debug, and generally not necessary.
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This runs bzr through the interface that catches and reports
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errors, and with logging set to something approximating the
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default, so that error reporting can be checked.
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argv -- arguments to invoke bzr
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retcode -- expected return code, or None for don't-care.
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self.log('run bzr: %s', ' '.join(argv))
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handler = logging.StreamHandler(stderr)
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handler.setFormatter(bzrlib.trace.QuietFormatter())
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handler.setLevel(logging.INFO)
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logger = logging.getLogger('')
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logger.addHandler(handler)
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result = self.apply_redirected(None, stdout, stderr,
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bzrlib.commands.run_bzr_catch_errors,
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logger.removeHandler(handler)
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out = stdout.getvalue()
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err = stderr.getvalue()
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self.log('output:\n%s', out)
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self.log('errors:\n%s', err)
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if retcode is not None:
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self.assertEquals(result, retcode)
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def run_bzr(self, *args, **kwargs):
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"""Invoke bzr, as if it were run from the command line.
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This should be the main method for tests that want to exercise the
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overall behavior of the bzr application (rather than a unit test
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or a functional test of the library.)
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This sends the stdout/stderr results into the test's log,
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where it may be useful for debugging. See also run_captured.
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retcode = kwargs.pop('retcode', 0)
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return self.run_bzr_captured(args, retcode)
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def check_inventory_shape(self, inv, shape):
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"""Compare an inventory to a list of expected names.
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Fail if they are not precisely equal.
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shape = list(shape) # copy
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for path, ie in inv.entries():
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name = path.replace('\\', '/')
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self.fail("expected paths not found in inventory: %r" % shape)
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self.fail("unexpected paths found in inventory: %r" % extras)
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def apply_redirected(self, stdin=None, stdout=None, stderr=None,
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a_callable=None, *args, **kwargs):
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"""Call callable with redirected std io pipes.
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Returns the return code."""
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if not callable(a_callable):
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raise ValueError("a_callable must be callable.")
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if hasattr(self, "_log_file"):
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stdout = self._log_file
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if hasattr(self, "_log_file"):
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stderr = self._log_file
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real_stdin = sys.stdin
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real_stdout = sys.stdout
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real_stderr = sys.stderr
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return a_callable(*args, **kwargs)
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sys.stdout = real_stdout
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sys.stderr = real_stderr
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sys.stdin = real_stdin
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BzrTestBase = TestCase
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class TestCaseInTempDir(TestCase):
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"""Derived class that runs a test within a temporary directory.
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This is useful for tests that need to create a branch, etc.
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The directory is created in a slightly complex way: for each
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Python invocation, a new temporary top-level directory is created.
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All test cases create their own directory within that. If the
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tests complete successfully, the directory is removed.
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InTempDir is an old alias for FunctionalTestCase.
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OVERRIDE_PYTHON = 'python'
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def check_file_contents(self, filename, expect):
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self.log("check contents of file %s" % filename)
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contents = file(filename, 'r').read()
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if contents != expect:
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self.log("expected: %r" % expect)
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self.log("actually: %r" % contents)
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self.fail("contents of %s not as expected" % filename)
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def _make_test_root(self):
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if TestCaseInTempDir.TEST_ROOT is not None:
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root = 'test%04d.tmp' % i
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if e.errno == errno.EEXIST:
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# successfully created
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TestCaseInTempDir.TEST_ROOT = os.path.abspath(root)
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# make a fake bzr directory there to prevent any tests propagating
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# up onto the source directory's real branch
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os.mkdir(os.path.join(TestCaseInTempDir.TEST_ROOT, '.bzr'))
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self._make_test_root()
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self._currentdir = os.getcwdu()
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short_id = self.id().replace('bzrlib.selftest.', '') \
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.replace('__main__.', '')
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self.test_dir = os.path.join(self.TEST_ROOT, short_id)
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os.mkdir(self.test_dir)
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os.chdir(self.test_dir)
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super(TestCaseInTempDir, self).setUp()
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os.chdir(self._currentdir)
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super(TestCaseInTempDir, self).tearDown()
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def build_tree(self, shape):
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"""Build a test tree according to a pattern.
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shape is a sequence of file specifications. If the final
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character is '/', a directory is created.
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This doesn't add anything to a branch.
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# XXX: It's OK to just create them using forward slashes on windows?
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assert isinstance(name, basestring)
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print >>f, "contents of", name
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def build_tree_contents(self, shape):
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bzrlib.selftest.build_tree_contents(shape)
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def failUnlessExists(self, path):
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"""Fail unless path, which may be abs or relative, exists."""
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self.failUnless(osutils.lexists(path))
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class MetaTestLog(TestCase):
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def test_logging(self):
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"""Test logs are captured when a test fails."""
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logging.info('an info message')
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warning('something looks dodgy...')
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logging.debug('hello, test is running')
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def filter_suite_by_re(suite, pattern):
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result = TestUtil.TestSuite()
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filter_re = re.compile(pattern)
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for test in iter_suite_tests(suite):
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if filter_re.search(test.id()):
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def run_suite(suite, name='test', verbose=False, pattern=".*",
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stop_on_failure=False):
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TestCaseInTempDir._TEST_NAME = name
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runner = TextTestRunner(stream=sys.stdout,
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runner.stop_on_failure=stop_on_failure
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suite = filter_suite_by_re(suite, pattern)
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result = runner.run(suite)
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# This is still a little bogus,
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# but only a little. Folk not using our testrunner will
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# have to delete their temp directories themselves.
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if result.wasSuccessful():
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if TestCaseInTempDir.TEST_ROOT is not None:
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shutil.rmtree(TestCaseInTempDir.TEST_ROOT)
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print "Failed tests working directories are in '%s'\n" % TestCaseInTempDir.TEST_ROOT
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return result.wasSuccessful()
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def selftest(verbose=False, pattern=".*", stop_on_failure=True):
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"""Run the whole test suite under the enhanced runner"""
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return run_suite(test_suite(), 'testbzr', verbose=verbose, pattern=pattern,
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stop_on_failure=stop_on_failure)
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"""Build and return TestSuite for the whole program."""
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import bzrlib.store, bzrlib.inventory, bzrlib.branch
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import bzrlib.osutils, bzrlib.merge3, bzrlib.plugin
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from unittest import TestLoader, TestSuite
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import bzrlib, bzrlib.store, bzrlib.inventory, bzrlib.branch
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import bzrlib.osutils, bzrlib.commands, bzrlib.merge3
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global MODULES_TO_TEST, MODULES_TO_DOCTEST
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import bzrlib.selftest.whitebox
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import bzrlib.selftest.blackbox
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import bzrlib.selftest.versioning
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import bzrlib.selftest.testmerge3
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import bzrlib.selftest.testhashcache
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import bzrlib.merge_core
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from doctest import DocTestSuite
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global MODULES_TO_TEST, MODULES_TO_DOCTEST
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['bzrlib.selftest.MetaTestLog',
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'bzrlib.selftest.testgpg',
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'bzrlib.selftest.testidentitymap',
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'bzrlib.selftest.testinv',
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'bzrlib.selftest.test_ancestry',
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'bzrlib.selftest.test_commit',
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'bzrlib.selftest.test_commit_merge',
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'bzrlib.selftest.testconfig',
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'bzrlib.selftest.versioning',
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'bzrlib.selftest.testmerge3',
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'bzrlib.selftest.testmerge',
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'bzrlib.selftest.testhashcache',
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'bzrlib.selftest.teststatus',
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'bzrlib.selftest.testlog',
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'bzrlib.selftest.testrevisionnamespaces',
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'bzrlib.selftest.testbranch',
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'bzrlib.selftest.testrevision',
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'bzrlib.selftest.test_revision_info',
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'bzrlib.selftest.test_merge_core',
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'bzrlib.selftest.test_smart_add',
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'bzrlib.selftest.test_bad_files',
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'bzrlib.selftest.testdiff',
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'bzrlib.selftest.test_parent',
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'bzrlib.selftest.test_xml',
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'bzrlib.selftest.test_weave',
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'bzrlib.selftest.testfetch',
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'bzrlib.selftest.whitebox',
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'bzrlib.selftest.teststore',
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'bzrlib.selftest.blackbox',
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'bzrlib.selftest.testsampler',
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'bzrlib.selftest.testtransactions',
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'bzrlib.selftest.testtransport',
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'bzrlib.selftest.testgraph',
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'bzrlib.selftest.testworkingtree',
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'bzrlib.selftest.test_upgrade',
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'bzrlib.selftest.test_conflicts',
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'bzrlib.selftest.testtestament',
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'bzrlib.selftest.testannotate',
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'bzrlib.selftest.testrevprops',
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'bzrlib.selftest.testoptions',
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for m in (bzrlib.store, bzrlib.inventory, bzrlib.branch,
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bzrlib.osutils, bzrlib.commands, bzrlib.merge3):
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if m not in MODULES_TO_DOCTEST:
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MODULES_TO_DOCTEST.append(m)
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TestCase.BZRPATH = os.path.join(os.path.realpath(os.path.dirname(bzrlib.__path__[0])), 'bzr')
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print '%-30s %s' % ('bzr binary', TestCase.BZRPATH)
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for m in (bzrlib.selftest.whitebox,
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bzrlib.selftest.versioning,
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bzrlib.selftest.testmerge3):
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if m not in MODULES_TO_TEST:
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MODULES_TO_TEST.append(m)
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TestBase.BZRPATH = os.path.join(os.path.realpath(os.path.dirname(bzrlib.__path__[0])), 'bzr')
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print '%-30s %s' % ('bzr binary', TestBase.BZRPATH)
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suite = TestSuite()
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suite.addTest(TestLoader().loadTestsFromNames(testmod_names))
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# should also test bzrlib.merge_core, but they seem to be out of date with
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# python2.3's TestLoader() doesn't seem to work well; don't know why
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for m in MODULES_TO_TEST:
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suite.addTest(TestLoader().loadTestsFromModule(m))
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for m in (MODULES_TO_DOCTEST):
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suite.addTest(DocTestSuite(m))
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for p in bzrlib.plugin.all_plugins:
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if hasattr(p, 'test_suite'):
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suite.addTest(p.test_suite())
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# for cl in (bzrlib.selftest.whitebox.TEST_CLASSES
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# + bzrlib.selftest.versioning.TEST_CLASSES
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# + bzrlib.selftest.testmerge3.TEST_CLASSES
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# + bzrlib.selftest.testhashcache.TEST_CLASSES
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# + bzrlib.selftest.blackbox.TEST_CLASSES):
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suite.addTest(unittest.makeSuite(bzrlib.merge_core.MergeTest, 'test_'))
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return run_suite(suite, 'testbzr')
added
removed
bzrlib/selftest/__init__.py
