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# Copyright (c) 2004 Canonical Limited
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# Author: Robert Collins <robert.collins@canonical.com>
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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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class LogCollector(logging.Handler):
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logging.Handler.__init__(self)
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def emit(self, record):
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self.records.append(record.getMessage())
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def makeCollectingLogger():
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"""I make a logger instance that collects its logs for programmatic analysis
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-> (logger, collector)"""
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logger=logging.Logger("collector")
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handler=LogCollector()
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handler.setFormatter(logging.Formatter("%(levelname)s: %(message)s"))
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logger.addHandler(handler)
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return logger, handler
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def visitTests(suite, visitor):
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"""A foreign method for visiting the tests in a test suite."""
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if isinstance(suite, unittest.TestCase):
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visitor.visitCase(suite)
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for test in suite._tests:
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#Abusing types to avoid monkey patching unittest.TestCase.
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# Maybe that would be better?
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except AttributeError:
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if isinstance(test, unittest.TestCase):
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visitor.visitCase(test)
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elif isinstance(test, unittest.TestSuite):
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visitor.visitSuite(test)
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visitTests(test, visitor)
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print "unvisitable non-unittest.TestCase element %r (%r)" % (test, test.__class__)
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class TestSuite(unittest.TestSuite):
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"""I am an extended TestSuite with a visitor interface.
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This is primarily to allow filtering of tests - and suites or
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more in the future. An iterator of just tests wouldn't scale..."""
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def visit(self, visitor):
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"""visit the composite. Visiting is depth-first.
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current callbacks are visitSuite and visitCase."""
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visitor.visitSuite(self)
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visitTests(self, visitor)
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class TestLoader(unittest.TestLoader):
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"""Custome TestLoader to set the right TestSuite class."""
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suiteClass = TestSuite
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class TestVisitor(object):
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"""A visitor for Tests"""
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def visitSuite(self, aTestSuite):
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def visitCase(self, aTestCase):
added
removed
lib/testresources/tests/TestUtil.py
