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# Copyright (C) 2007 Canonical Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""Tests that branch classes implement hook callouts correctly."""
from bzrlib.branch import Branch
from bzrlib.revision import NULL_REVISION
from bzrlib.tests import TestCaseWithMemoryTransport
class TestSetRevisionHistoryHook(TestCaseWithMemoryTransport):
def setUp(self):
self.hook_calls = []
TestCaseWithMemoryTransport.setUp(self)
def capture_set_rh_hook(self, branch, rev_history):
"""Capture post set-rh hook calls to self.hook_calls.
The call is logged, as is some state of the branch.
"""
self.hook_calls.append(
('set_rh', branch, rev_history, branch.is_locked()))
def test_set_rh_empty_history(self):
branch = self.make_branch('source')
Branch.hooks.install_named_hook('set_rh', self.capture_set_rh_hook,
None)
branch.set_revision_history([])
self.assertEqual(self.hook_calls,
[('set_rh', branch, [], True)])
def test_set_rh_nonempty_history(self):
tree = self.make_branch_and_memory_tree('source')
tree.lock_write()
tree.add('')
tree.commit('another commit', rev_id='f\xc2\xb5')
tree.commit('empty commit', rev_id='foo')
tree.unlock()
branch = tree.branch
Branch.hooks.install_named_hook('set_rh', self.capture_set_rh_hook,
None)
# some branches require that their history be set to a revision in the
# repository
branch.set_revision_history(['f\xc2\xb5'])
self.assertEqual(self.hook_calls,
[('set_rh', branch, ['f\xc2\xb5'], True)])
def test_set_rh_branch_is_locked(self):
branch = self.make_branch('source')
Branch.hooks.install_named_hook('set_rh', self.capture_set_rh_hook,
None)
branch.set_revision_history([])
self.assertEqual(self.hook_calls,
[('set_rh', branch, [], True)])
def test_set_rh_calls_all_hooks_no_errors(self):
branch = self.make_branch('source')
Branch.hooks.install_named_hook('set_rh', self.capture_set_rh_hook,
None)
Branch.hooks.install_named_hook('set_rh', self.capture_set_rh_hook,
None)
branch.set_revision_history([])
self.assertEqual(self.hook_calls,
[('set_rh', branch, [], True),
('set_rh', branch, [], True),
])
class TestPostChangeBranchTip(TestCaseWithMemoryTransport):
def setUp(self):
self.hook_calls = []
TestCaseWithMemoryTransport.setUp(self)
def capture_post_change_branch_tip_hook(self, params):
"""Capture post_change_branch_tip hook calls to self.hook_calls.
The call is logged, as is some state of the branch.
"""
self.hook_calls.append((params, params.branch.is_locked()))
self.assertEquals(params.branch.last_revision_info(),
(params.new_revno, params.new_revid))
def test_post_change_branch_tip_empty_history(self):
branch = self.make_branch('source')
Branch.hooks.install_named_hook(
'post_change_branch_tip',
self.capture_post_change_branch_tip_hook,
None)
branch.set_last_revision_info(0, NULL_REVISION)
self.assertEqual(len(self.hook_calls), 1)
self.assertEqual(self.hook_calls[0][0].branch, branch)
self.assertEqual(self.hook_calls[0][0].old_revid, NULL_REVISION)
self.assertEqual(self.hook_calls[0][0].old_revno, 0)
self.assertEqual(self.hook_calls[0][0].new_revid, NULL_REVISION)
self.assertEqual(self.hook_calls[0][0].new_revno, 0)
def test_post_change_branch_tip_nonempty_history(self):
tree = self.make_branch_and_memory_tree('source')
tree.lock_write()
tree.add('')
tree.commit('another commit', rev_id='f\xc2\xb5')
tree.commit('empty commit', rev_id='foo')
tree.unlock()
branch = tree.branch
Branch.hooks.install_named_hook(
'post_change_branch_tip',
self.capture_post_change_branch_tip_hook,
None)
# some branches require that their history be set to a revision in the
# repository
branch.set_last_revision_info(1, 'f\xc2\xb5')
self.assertEqual(len(self.hook_calls), 1)
self.assertEqual(self.hook_calls[0][0].branch, branch)
self.assertEqual(self.hook_calls[0][0].old_revid, 'foo')
self.assertEqual(self.hook_calls[0][0].old_revno, 2)
self.assertEqual(self.hook_calls[0][0].new_revid, 'f\xc2\xb5')
self.assertEqual(self.hook_calls[0][0].new_revno, 1)
def test_post_change_branch_tip_branch_is_locked(self):
branch = self.make_branch('source')
Branch.hooks.install_named_hook(
'post_change_branch_tip',
self.capture_post_change_branch_tip_hook,
None)
branch.set_last_revision_info(0, NULL_REVISION)
self.assertEqual(len(self.hook_calls), 1)
self.assertEqual(self.hook_calls[0][0].branch, branch)
self.assertEqual(self.hook_calls[0][1], True)
def test_post_change_branch_tip_calls_all_hooks_no_errors(self):
branch = self.make_branch('source')
Branch.hooks.install_named_hook(
'post_change_branch_tip',
self.capture_post_change_branch_tip_hook,
None)
Branch.hooks.install_named_hook(
'post_change_branch_tip',
self.capture_post_change_branch_tip_hook,
None)
branch.set_last_revision_info(0, NULL_REVISION)
self.assertEqual(len(self.hook_calls), 2)
self.assertEqual(self.hook_calls[0][0].branch, branch)
self.assertEqual(self.hook_calls[1][0].branch, branch)
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