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bzrlib/tests/blackbox/test_selftest.py
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"""UI tests for the test framework."""
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import sys
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import bzrlib
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from bzrlib.errors import ParamikoNotPresent
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from bzrlib.tests import (
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                          TestCase,
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                          TestCaseInTempDir,
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                          TestSkipped,
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                          )
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from bzrlib.tests.blackbox import ExternalBase
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class TestOptions(TestCase):
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    def test_transport_set_to_sftp(self):
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        # test the --transport option has taken effect from within the
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        # test_transport test
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        try:
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            import bzrlib.transport.sftp
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        except ParamikoNotPresent:
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            raise TestSkipped("Paramiko not present")
 
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        import bzrlib.transport.sftp
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        if TestOptions.current_test != "test_transport_set_to_sftp":
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            return
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        self.assertEqual(bzrlib.transport.sftp.SFTPAbsoluteServer,
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    def test_transport(self):
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        # test that --transport=sftp works
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        try:
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            import bzrlib.transport.sftp
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        except ParamikoNotPresent:
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            raise TestSkipped("Paramiko not present")
 
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        # FIXME RBC 20060123 this should raise TestSkipped if sftp is not
 
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        # available.
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        old_transport = bzrlib.tests.default_transport
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        old_root = TestCaseInTempDir.TEST_ROOT
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        TestCaseInTempDir.TEST_ROOT = None
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            bzrlib.tests.default_transport = old_transport
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            TestOptions.current_test = None
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            TestCaseInTempDir.TEST_ROOT = old_root
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    def test_benchmark_runs_benchmark_tests(self):
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        """bzr selftest --benchmark should not run the default test suite."""
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        # We test this by passing a regression test name to --benchmark, which
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        # should result in 0 rests run.
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        out, err = self.run_bzr('selftest', '--benchmark', 'workingtree_implementations')
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        self.assertContainsRe(out, 'Ran 0 tests.*\n\nOK')
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        self.assertEqual(
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            'running tests...\ntests passed\n',
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            err)
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class TestRunBzr(ExternalBase):
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    def run_bzr_captured(self, argv, retcode=0, encoding=None, stdin=None):
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        self.stdin = stdin
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    def test_stdin(self):
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        # test that the stdin keyword to run_bzr is passed through to
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        # run_bzr_captured as-is. We do this by overriding
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        # run_bzr_captured in this class, and then calling run_bzr,
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        # which is a convenience function for run_bzr_captured, so 
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        # should invoke it.
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        self.run_bzr('foo', 'bar', stdin='gam')
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        self.assertEqual('gam', self.stdin)
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        self.run_bzr('foo', 'bar', stdin='zippy')
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        self.assertEqual('zippy', self.stdin)
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class TestRunBzrCaptured(ExternalBase):
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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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        self.stdin = stdin
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        self.factory_stdin = getattr(bzrlib.ui.ui_factory, "stdin", None)
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        self.factory = bzrlib.ui.ui_factory
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        stdout.write('foo\n')
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        stderr.write('bar\n')
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        return 0
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    def test_stdin(self):
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        # test that the stdin keyword to run_bzr_captured is passed through to
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        # apply_redirected as a StringIO. We do this by overriding
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        # apply_redirected in this class, and then calling run_bzr_captured,
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        # which calls apply_redirected. 
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        self.run_bzr_captured(['foo', 'bar'], stdin='gam')
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        self.assertEqual('gam', self.stdin.read())
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        self.assertTrue(self.stdin is self.factory_stdin)
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        self.run_bzr_captured(['foo', 'bar'], stdin='zippy')
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        self.assertEqual('zippy', self.stdin.read())
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        self.assertTrue(self.stdin is self.factory_stdin)
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    def test_ui_factory(self):
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        # each invocation of self.run_bzr_captured should get its own UI
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        # factory, which is an instance of TestUIFactory, with stdout and
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        # stderr attached to the stdout and stderr of the invoked
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        # run_bzr_captured
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        current_factory = bzrlib.ui.ui_factory
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        self.run_bzr_captured(['foo'])
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        self.failIf(current_factory is self.factory)
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        self.assertNotEqual(sys.stdout, self.factory.stdout)
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        self.assertNotEqual(sys.stderr, self.factory.stderr)
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        self.assertEqual('foo\n', self.factory.stdout.getvalue())
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        self.assertEqual('bar\n', self.factory.stderr.getvalue())
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        self.assertIsInstance(self.factory, bzrlib.tests.blackbox.TestUIFactory)