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Viewing changes to bzrlib/tests/test_hooks.py

  • Committer: Canonical.com Patch Queue Manager
  • Date: 2009-03-17 07:05:37 UTC
  • mfrom: (4152.1.2 branch.stacked.streams)
  • Revision ID: pqm@pqm.ubuntu.com-20090317070537-zaud24vjs2szna87
(robertc) Add client-side streaming from stacked branches (over
        bzr:// protocols) when the sort order is compatible with doing
        that. (Robert Collins, Andrew Bennetts)

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bzrlib/tests/test_hooks.py
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# Copyright (C) 2007-2010 Canonical Ltd
 
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# Copyright (C) 2007 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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#
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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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"""Tests for the core Hooks logic."""
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from bzrlib import (
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    branch,
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    errors,
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    tests,
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    )
 
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from bzrlib import branch, errors
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from bzrlib.hooks import (
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    HookPoint,
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    Hooks,
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    known_hooks_key_to_object,
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    known_hooks_key_to_parent_and_attribute,
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    )
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class TestHooks(tests.TestCase):
 
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from bzrlib.errors import (
 
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    UnknownHook,
 
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    )
 
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from bzrlib.symbol_versioning import one_five
 
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from bzrlib.tests import TestCase
 
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class TestHooks(TestCase):
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    def test_create_hook_first(self):
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        hooks = Hooks()
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            "~~~~~~~~~~~~~~~\n"
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            "\n"
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            "Introduced in: 1.4\n"
 
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            "Deprecated in: Not deprecated\n"
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            "\n"
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            "Invoked after the tip of a branch changes. Called with a\n"
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            "ChangeBranchTipParams object.\n"
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            "~~~~~~~~~~~~~~\n"
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            "\n"
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            "Introduced in: 1.6\n"
 
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            "Deprecated in: Not deprecated\n"
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            "\n"
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            "Invoked before the tip of a branch changes. Called with a\n"
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            "ChangeBranchTipParams object. Hooks should raise TipChangeRejected to\n"
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            "signal that a tip change is not permitted.\n", hooks.docs())
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    def test_install_hook_raises_unknown_hook(self):
 
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        """install_hook should raise UnknownHook if a hook is unknown."""
 
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        hooks = Hooks()
 
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        self.assertRaises(UnknownHook, self.applyDeprecated, one_five,
 
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                          hooks.install_hook, 'silly', None)
 
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    def test_install_hook_appends_known_hook(self):
 
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        """install_hook should append the callable for known hooks."""
 
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        hooks = Hooks()
 
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        hooks['set_rh'] = []
 
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        self.applyDeprecated(one_five, hooks.install_hook, 'set_rh', None)
 
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        self.assertEqual(hooks['set_rh'], [None])
 
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    def test_install_named_hook_raises_unknown_hook(self):
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        hooks = Hooks()
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        self.assertRaises(errors.UnknownHook, hooks.install_named_hook, 'silly',
 
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        self.assertRaises(UnknownHook, hooks.install_named_hook, 'silly',
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                          None, "")
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    def test_install_named_hook_appends_known_hook(self):
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        hooks.install_named_hook('set_rh', None, "demo")
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        self.assertEqual("demo", hooks.get_hook_name(None))
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class TestHook(tests.TestCase):
 
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    def test_name_hook_and_retrieve_name(self):
 
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        """name_hook puts the name in the names mapping."""
 
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        hooks = Hooks()
 
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        hooks['set_rh'] = []
 
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        self.applyDeprecated(one_five, hooks.install_hook, 'set_rh', None)
 
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        hooks.name_hook(None, 'demo')
 
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        self.assertEqual("demo", hooks.get_hook_name(None))
 
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    def test_get_unnamed_hook_name_is_unnamed(self):
 
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        hooks = Hooks()
 
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        hooks['set_rh'] = []
 
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        self.applyDeprecated(one_five, hooks.install_hook, 'set_rh', None)
 
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        self.assertEqual("No hook name", hooks.get_hook_name(None))
 
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class TestHook(TestCase):
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    def test___init__(self):
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        doc = ("Invoked after changing the tip of a branch object. Called with"
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            "~~~~~~~~~~~~~~~\n"
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            "\n"
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            "Introduced in: 0.15\n"
 
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            "Deprecated in: Not deprecated\n"
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            "\n"
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            "Invoked after changing the tip of a branch object. Called with a\n"
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            "bzrlib.branch.PostChangeBranchTipParams object\n", hook.docs())
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            callback_repr, repr(hook))
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class TestHookRegistry(tests.TestCase):
 
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class TestHookRegistry(TestCase):
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    def test_items_are_reasonable_keys(self):
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        # All the items in the known_hooks registry need to map from
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        # (module_name, member_name) tuples to the callable used to get an
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        # empty Hooks for that attribute. This is used to support the test
 
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        # empty Hooks of for that attribute. This is used to support the test
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        # suite which needs to generate empty hooks (and HookPoints) to ensure
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        # isolation and prevent tests failing spuriously.
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        for key, factory in known_hooks.items():
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            new_hooks = factory()
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            self.assertIsInstance(obj, Hooks)
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            self.assertEqual(type(obj), type(new_hooks))
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            self.assertEqual("No hook name", new_hooks.get_hook_name(None))
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    def test_known_hooks_key_to_object(self):
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        self.assertIs(branch.Branch.hooks,