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Viewing changes to bzrlib/tests/test_commands.py

  • Committer: Haw Loeung (hloeung)
  • Date: 2012-07-24 12:53:36 UTC
  • mfrom: (6541 +trunk)
  • mto: This revision was merged to the branch mainline in revision 6542.
  • Revision ID: haw.loeung@canonical.com-20120724125336-r3wzxm02lyec7jm6
[hloeung] Merged with upstream resolving conflicts.

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bzrlib/tests/test_commands.py
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# Copyright (C) 2005-2010 Canonical Ltd
 
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# Copyright (C) 2005-2011 Canonical Ltd
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#
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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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# 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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from cStringIO import StringIO
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import errno
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import inspect
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import sys
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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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    trace,
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    )
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from bzrlib.commands import display_command
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from bzrlib.tests import TestSkipped
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        self.assertContainsRe(c.get_help_text(), '--foo')
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class TestInsideCommand(tests.TestCaseInTempDir):
 
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    def test_command_see_config_overrides(self):
 
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        def run(cmd):
 
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            # We override the run() command method so we can observe the
 
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            # overrides from inside.
 
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            c = config.GlobalStack()
 
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            self.assertEquals('12', c.get('xx'))
 
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            self.assertEquals('foo', c.get('yy'))
 
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        self.overrideAttr(builtins.cmd_rocks, 'run', run)
 
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        self.run_bzr(['rocks', '-Oxx=12', '-Oyy=foo'])
 
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        c = config.GlobalStack()
 
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        # Ensure that we don't leak outside of the command
 
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        self.assertEquals(None, c.get('xx'))
 
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        self.assertEquals(None, c.get('yy'))
 
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class TestInvokedAs(tests.TestCase):
 
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    def test_invoked_as(self):
 
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        """The command object knows the actual name used to invoke it."""
 
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        commands.install_bzr_command_hooks()
 
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        commands._register_builtin_commands()
 
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        # get one from the real get_cmd_object.
 
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        c = commands.get_cmd_object('ci')
 
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        self.assertIsInstance(c, builtins.cmd_commit)
 
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        self.assertEquals(c.invoked_as, 'ci')
 
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class TestGetAlias(tests.TestCase):
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    def _get_config(self, config_text):
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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')
 
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class TestPreAndPostCommandHooks(tests.TestCase):
 
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    class TestError(StandardError):
 
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        __doc__ = """A test exception."""
 
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    def test_pre_and_post_hooks(self):
 
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        hook_calls = []
 
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        def pre_command(cmd):
 
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            self.assertEqual([], hook_calls)
 
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            hook_calls.append('pre')
 
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        def post_command(cmd):
 
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            self.assertEqual(['pre', 'run'], hook_calls)
 
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            hook_calls.append('post')
 
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        def run(cmd):
 
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            self.assertEqual(['pre'], hook_calls)
 
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            hook_calls.append('run')
 
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        self.overrideAttr(builtins.cmd_rocks, 'run', run)
 
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        commands.install_bzr_command_hooks()
 
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        commands.Command.hooks.install_named_hook(
 
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            "pre_command", pre_command, None)
 
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        commands.Command.hooks.install_named_hook(
 
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            "post_command", post_command, None)
 
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        self.assertEqual([], hook_calls)
 
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        self.run_bzr(['rocks', '-Oxx=12', '-Oyy=foo'])
 
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        self.assertEqual(['pre', 'run', 'post'], hook_calls)
 
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    def test_post_hook_provided_exception(self):
 
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        hook_calls = []
 
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        def post_command(cmd):
 
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            hook_calls.append('post')
 
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        def run(cmd):
 
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            hook_calls.append('run')
 
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            raise self.TestError()
 
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        self.overrideAttr(builtins.cmd_rocks, 'run', run)
 
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        commands.install_bzr_command_hooks()
 
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        commands.Command.hooks.install_named_hook(
 
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            "post_command", post_command, None)
 
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        self.assertEqual([], hook_calls)
 
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        self.assertRaises(self.TestError, commands.run_bzr, [u'rocks'])
 
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        self.assertEqual(['run', 'post'], hook_calls)
 
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    def test_pre_command_error(self):
 
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        """Ensure an BzrCommandError in pre_command aborts the command"""
 
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        hook_calls = []
 
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        def pre_command(cmd):
 
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            hook_calls.append('pre')
 
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            # verify that all subclasses of BzrCommandError caught too
 
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            raise errors.BzrOptionError()
 
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        def post_command(cmd, e):
 
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            self.fail('post_command should not be called')
 
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        def run(cmd):
 
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            self.fail('command should not be called')
 
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        self.overrideAttr(builtins.cmd_rocks, 'run', run)
 
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        commands.install_bzr_command_hooks()
 
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        commands.Command.hooks.install_named_hook(
 
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            "pre_command", pre_command, None)
 
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        commands.Command.hooks.install_named_hook(
 
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            "post_command", post_command, None)
 
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        self.assertEqual([], hook_calls)
 
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        self.assertRaises(errors.BzrCommandError,
 
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                          commands.run_bzr, [u'rocks'])
 
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        self.assertEqual(['pre'], hook_calls)
 
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