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Viewing changes to bzrlib/tests/test_commands.py

  • Committer: Mark Hammond
  • Date: 2009-01-12 01:55:34 UTC
  • mto: (3995.8.2 prepare-1.12)
  • mto: This revision was merged to the branch mainline in revision 4007.
  • Revision ID: mhammond@skippinet.com.au-20090112015534-yfxg50p7mpds9j4v
Include all .html files from the tortoise doc directory.

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bzrlib/tests/test_commands.py
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#
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
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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 errno
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import sys
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from bzrlib import (
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    builtins,
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    commands,
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    config,
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    errors,
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    option,
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    tests,
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    )
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from bzrlib.commands import display_command
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        self.assertRaises(errors.BzrCommandError,
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                          commands.run_bzr, ['log', u'--option\xb5'])
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    @staticmethod
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    def get_command(options):
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        class cmd_foo(commands.Command):
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            'Bar'
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            takes_options = options
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        return cmd_foo()
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    def test_help_hidden(self):
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        c = self.get_command([option.Option('foo', hidden=True)])
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        self.assertNotContainsRe(c.get_help_text(), '--foo')
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    def test_help_not_hidden(self):
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        c = self.get_command([option.Option('foo', hidden=False)])
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        self.assertContainsRe(c.get_help_text(), '--foo')
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class TestGetAlias(tests.TestCase):
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class TestRegisterLazy(tests.TestCase):
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    def setUp(self):
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        tests.TestCase.setUp(self)
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        import bzrlib.tests.fake_command
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        del sys.modules['bzrlib.tests.fake_command']
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        global lazy_command_imported
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        lazy_command_imported = False
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        commands.install_bzr_command_hooks()
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    @staticmethod
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    def remove_fake():
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        self.addCleanup(self.remove_fake)
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        fake_instance = commands.get_cmd_object('fake_alias')
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        self.assertIsFakeCommand(fake_instance)
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class TestExtendCommandHook(tests.TestCase):
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    def test_fires_on_get_cmd_object(self):
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        # The extend_command(cmd) hook fires when commands are delivered to the
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        # ui, not simply at registration (because lazy registered plugin
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        # commands are registered).
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        # when they are simply created.
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        hook_calls = []
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        commands.install_bzr_command_hooks()
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        commands.Command.hooks.install_named_hook(
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            "extend_command", hook_calls.append, None)
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        # create a command, should not fire
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        class ACommand(commands.Command):
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            """A sample command."""
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        cmd = ACommand()
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        self.assertEqual([], hook_calls)
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        # -- as a builtin
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        # register the command class, should not fire
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        try:
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            builtins.cmd_test_extend_command_hook = ACommand
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            self.assertEqual([], hook_calls)
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            # and ask for the object, should fire
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            cmd = commands.get_cmd_object('test-extend-command-hook')
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            # For resilience - to ensure all code paths hit it - we
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            # fire on everything returned in the 'cmd_dict', which is currently
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            # all known commands, so assert that cmd is in hook_calls
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            self.assertSubset([cmd], hook_calls)
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            del hook_calls[:]
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        finally:
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            del builtins.cmd_test_extend_command_hook
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        # -- as a plugin lazy registration
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        try:
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            # register the command class, should not fire
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            commands.plugin_cmds.register_lazy('cmd_fake', [],
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                                               'bzrlib.tests.fake_command')
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            self.assertEqual([], hook_calls)
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            # and ask for the object, should fire
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            cmd = commands.get_cmd_object('fake')
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            self.assertEqual([cmd], hook_calls)
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        finally:
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            commands.plugin_cmds.remove('fake')
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class TestGetCommandHook(tests.TestCase):
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    def test_fires_on_get_cmd_object(self):
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        # The get_command(cmd) hook fires when commands are delivered to the
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        # ui.
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        commands.install_bzr_command_hooks()
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        hook_calls = []
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        class ACommand(commands.Command):
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            """A sample command."""
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        def get_cmd(cmd_or_None, cmd_name):
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            hook_calls.append(('called', cmd_or_None, 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_command", get_cmd, None)
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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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        # 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', None, 'foo')], hook_calls)
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        self.assertIsInstance(cmd, ACommand)
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        del hook_calls[:]
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        # ask by a name that is supplied by a builtin - the hook should still
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        # fire and we still get our object, but we should see the builtin
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        # passed to the hook.
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        cmd = commands.get_cmd_object('info')
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        self.assertIsInstance(cmd, ACommand)
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        self.assertEqual(1, len(hook_calls))
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        self.assertEqual('info', hook_calls[0][2])
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        self.assertIsInstance(hook_calls[0][1], builtins.cmd_info)
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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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        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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            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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        # 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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        # 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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        # 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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class TestListCommandHook(tests.TestCase):
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    def test_fires_on_all_command_names(self):
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        # The list_commands() hook fires when all_command_names() is invoked.
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        hook_calls = []
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        commands.install_bzr_command_hooks()
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        def list_my_commands(cmd_names):
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            hook_calls.append('called')
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            cmd_names.update(['foo', 'bar'])
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            return cmd_names
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        commands.Command.hooks.install_named_hook(
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            "list_commands", list_my_commands, None)
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        # Get a command, which should not trigger the hook.
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        cmd = commands.get_cmd_object('info')
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        self.assertEqual([], hook_calls)
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        # Get all command classes (for docs and shell completion).
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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)