~bzr-pqm/bzr/bzr.dev

# Copyright (C) 2010 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

"""Tests of bzrlib test matchers."""

from testtools.matchers import *

from bzrlib.smart.client import CallHookParams

from bzrlib.tests import (

    CapturedCall,

    TestCase,

    TestCaseWithTransport,

    )

from bzrlib.tests.matchers import *

class StubTree(object):

    """Stubg for testing."""

    def __init__(self, lock_status):

        self._is_locked = lock_status

    def __str__(self):

        return u'I am da tree'

    def is_locked(self):

        return self._is_locked

class FakeUnlockable(object):

    """Something that can be unlocked."""

    def unlock(self):

        pass

class TestReturnsUnlockable(TestCase):

    def test___str__(self):

        matcher = ReturnsUnlockable(StubTree(True))

        self.assertEqual(

            'ReturnsUnlockable(lockable_thing=I am da tree)',

            str(matcher))

    def test_match(self):

        stub_tree = StubTree(False)

        matcher = ReturnsUnlockable(stub_tree)

        self.assertThat(matcher.match(lambda:FakeUnlockable()), Equals(None))

    def test_mismatch(self):

        stub_tree = StubTree(True)

        matcher = ReturnsUnlockable(stub_tree)

        mismatch = matcher.match(lambda:FakeUnlockable())

        self.assertNotEqual(None, mismatch)

        self.assertThat(mismatch.describe(), Equals("I am da tree is locked"))

class TestMatchesAncestry(TestCaseWithTransport):

    def test__str__(self):

        matcher = MatchesAncestry("A repository", "arevid")

        self.assertEqual(

            "MatchesAncestry(repository='A repository', "

            "revision_id='arevid')",

            str(matcher))

    def test_match(self):

        b = self.make_branch_builder('.')

        b.start_series()

        revid1 = b.build_commit()

        revid2 = b.build_commit()

        b.finish_series()

        branch = b.get_branch()

        m = MatchesAncestry(branch.repository, revid2)

        self.assertThat([revid2, revid1], m)

        self.assertThat([revid1, revid2], m)

        m = MatchesAncestry(branch.repository, revid1)

        self.assertThat([revid1], m)

        m = MatchesAncestry(branch.repository, "unknown")

        self.assertThat(["unknown"], m)

    def test_mismatch(self):

        b = self.make_branch_builder('.')

        b.start_series()

        revid1 = b.build_commit()

        revid2 = b.build_commit()

        b.finish_series()

        branch = b.get_branch()

        m = MatchesAncestry(branch.repository, revid1)

        mismatch = m.match([])

        self.assertIsNot(None, mismatch)

        self.assertEquals(

            "mismatched ancestry for revision '%s' was ['%s'], expected []" % (

                revid1, revid1),

            mismatch.describe())

class TestHasLayout(TestCaseWithTransport):

    def test__str__(self):

        matcher = HasLayout([("a", "a-id")])

        self.assertEqual("HasLayout([('a', 'a-id')])", str(matcher))

    def test_match(self):

        t = self.make_branch_and_tree('.')

        self.build_tree(['a', 'b/', 'b/c'])

        t.add(['a', 'b', 'b/c'], ['a-id', 'b-id', 'c-id'])

        self.assertThat(t, HasLayout(['', 'a', 'b/', 'b/c']))

        self.assertThat(t, HasLayout(

            [('', t.get_root_id()),

             ('a', 'a-id'),

             ('b/', 'b-id'),

             ('b/c', 'c-id')]))

    def test_mismatch(self):

        t = self.make_branch_and_tree('.')

        self.build_tree(['a', 'b/', 'b/c'])

        t.add(['a', 'b', 'b/c'], ['a-id', 'b-id', 'c-id'])

        mismatch = HasLayout(['a']).match(t)

        self.assertIsNot(None, mismatch)

        self.assertEquals(

            "['a'] != [u'', u'a', u'b/', u'b/c']",

            mismatch.describe())

    def test_no_dirs(self):

        # Some tree/repository formats do not support versioned directories

        t = self.make_branch_and_tree('.')

        t.has_versioned_directories = lambda: False

        self.build_tree(['a', 'b/', 'b/c'])

        t.add(['a', 'b', 'b/c'], ['a-id', 'b-id', 'c-id'])

        self.assertIs(None, HasLayout(['', 'a', 'b/', 'b/c']).match(t))

        self.assertIs(None, HasLayout(['', 'a', 'b/', 'b/c', 'd/']).match(t))

        mismatch = HasLayout([u'', u'a', u'd/']).match(t)

        self.assertIsNot(None, mismatch)

        self.assertEquals(

            "[u'', u'a'] != [u'', u'a', u'b/', u'b/c']",

            mismatch.describe())

class TestContainsNoVfsCalls(TestCase):

    def _make_call(self, method, args):

        return CapturedCall(CallHookParams(method, args, None, None, None), 0)

    def test__str__(self):

        self.assertEqual("ContainsNoVfsCalls()", str(ContainsNoVfsCalls()))

    def test_empty(self):

        self.assertIs(None, ContainsNoVfsCalls().match([]))

    def test_no_vfs_calls(self):

        calls = [self._make_call("Branch.get_config_file", [])]

        self.assertIs(None, ContainsNoVfsCalls().match(calls))

    def test_ignores_unknown(self):

        calls = [self._make_call("unknown", [])]

        self.assertIs(None, ContainsNoVfsCalls().match(calls))

    def test_match(self):

        calls = [self._make_call("append", ["file"]),

                 self._make_call("Branch.get_config_file", [])]

        mismatch = ContainsNoVfsCalls().match(calls)

        self.assertIsNot(None, mismatch)

        self.assertEquals([calls[0].call], mismatch.vfs_calls)

        self.assertEquals("no VFS calls expected, got: append('file')""",

                mismatch.describe())

class TestRevisionHistoryMatches(TestCaseWithTransport):

    def test_empty(self):

        tree = self.make_branch_and_tree('.')

        matcher = RevisionHistoryMatches([])

        self.assertIs(None, matcher.match(tree.branch))

    def test_matches(self):

        tree = self.make_branch_and_tree('.')

        tree.commit('msg1', rev_id='a')

        tree.commit('msg2', rev_id='b')

        matcher = RevisionHistoryMatches(['a', 'b'])

        self.assertIs(None, matcher.match(tree.branch))

    def test_mismatch(self):

        tree = self.make_branch_and_tree('.')

        tree.commit('msg1', rev_id='a')

        tree.commit('msg2', rev_id='b')

        matcher = RevisionHistoryMatches(['a', 'b', 'c'])

        self.assertEquals(

            "['a', 'b', 'c'] != ['a', 'b']",

            matcher.match(tree.branch).describe())