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Viewing changes to bzrlib/tests/test_commands.py

  • Committer: Parth Malwankar
  • Date: 2010-03-06 01:26:10 UTC
  • mfrom: (5076 +trunk)
  • mto: (5094.3.1 integration)
  • mto: This revision was merged to the branch mainline in revision 5107.
  • Revision ID: parth.malwankar@gmail.com-20100306012610-a32cmtc938t6vw8p
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bzrlib/tests/test_commands.py
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    config,
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    errors,
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    option,
 
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    symbol_versioning,
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    tests,
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    )
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from bzrlib.commands import display_command
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class TestGetMissingCommandHook(tests.TestCase):
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    def test_fires_on_get_cmd_object(self):
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        # The get_missing_command(cmd) hook fires when commands are delivered to the
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        # ui.
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        hook_calls = []
 
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    def hook_missing(self):
 
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        """Hook get_missing_command for testing."""
 
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        self.hook_calls = []
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        class ACommand(commands.Command):
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            """A sample command."""
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        def get_missing_cmd(cmd_name):
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            hook_calls.append(('called', cmd_name))
 
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            self.hook_calls.append(('called', cmd_name))
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            if cmd_name in ('foo', 'info'):
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                return ACommand()
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        commands.Command.hooks.install_named_hook(
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            "get_missing_command", get_missing_cmd, None)
 
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        self.ACommand = ACommand
 
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    def test_fires_on_get_cmd_object(self):
 
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        # The get_missing_command(cmd) hook fires when commands are delivered to the
 
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        # ui.
 
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        self.hook_missing()
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        # create a command directly, should not fire
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        cmd = ACommand()
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        self.assertEqual([], hook_calls)
 
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        self.cmd = self.ACommand()
 
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        self.assertEqual([], self.hook_calls)
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        # ask by name, should fire and give us our command
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        cmd = commands.get_cmd_object('foo')
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        self.assertEqual([('called', 'foo')], hook_calls)
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        self.assertIsInstance(cmd, ACommand)
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        del hook_calls[:]
 
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        self.assertEqual([('called', 'foo')], self.hook_calls)
 
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        self.assertIsInstance(cmd, self.ACommand)
 
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        del self.hook_calls[:]
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        # ask by a name that is supplied by a builtin - the hook should not
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        # fire and we still get our object.
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        commands.install_bzr_command_hooks()
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        cmd = commands.get_cmd_object('info')
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        self.assertNotEqual(None, cmd)
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        self.assertEqual(0, len(hook_calls))
 
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        self.assertEqual(0, len(self.hook_calls))
 
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    def test_skipped_on_HelpCommandIndex_get_topics(self):
 
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        # The get_missing_command(cmd_name) hook is not fired when
 
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        # looking up help topics.
 
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        self.hook_missing()
 
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        topic = commands.HelpCommandIndex()
 
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        topics = topic.get_topics('foo')
 
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        self.assertEqual([], self.hook_calls)
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class TestListCommandHook(tests.TestCase):
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        cmds = list(commands.all_command_names())
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        self.assertEqual(['called'], hook_calls)
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        self.assertSubset(['foo', 'bar'], cmds)
 
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class TestDeprecations(tests.TestCase):
 
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    def test_shlex_split_unicode_deprecation(self):
 
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        res = self.applyDeprecated(
 
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                symbol_versioning.deprecated_in((2, 2, 0)),
 
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                commands.shlex_split_unicode, 'whatever')