~bzr-pqm/bzr/bzr.dev

# Copyright (C) 2006, 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 for the test trees used by the tree_implementations tests."""

from bzrlib.osutils import has_symlinks

from bzrlib.tests import TestSkipped

from bzrlib.tests.tree_implementations import TestCaseWithTree

class TestTreeShapes(TestCaseWithTree):

    def test_empty_tree_no_parents(self):

        tree = self.make_branch_and_tree('.')

        tree = self.get_tree_no_parents_no_content(tree)

        tree.lock_read()

        self.addCleanup(tree.unlock)

        self.assertEqual([], tree.get_parent_ids())

        self.assertEqual([], tree.conflicts())

        self.assertEqual([], list(tree.unknowns()))

        self.assertEqual(['empty-root-id'], list(iter(tree)))

        self.assertEqual(

            [('', 'empty-root-id')],

            [(path, node.file_id) for path, node in tree.iter_entries_by_dir()])

    def test_abc_tree_no_parents(self):

        tree = self.make_branch_and_tree('.')

        tree = self.get_tree_no_parents_abc_content(tree)

        tree.lock_read()

        self.addCleanup(tree.unlock)

        self.assertEqual([], tree.get_parent_ids())

        self.assertEqual([], tree.conflicts())

        self.assertEqual([], list(tree.unknowns()))

        # __iter__ has no strongly defined order

        self.assertEqual(

            set(['root-id', 'a-id', 'b-id', 'c-id']),

            set(iter(tree)))

        self.assertEqual(

            [('', 'root-id'), ('a', 'a-id'), ('b', 'b-id'), ('b/c', 'c-id')],

            [(path, node.file_id) for path, node in tree.iter_entries_by_dir()])

        self.assertEqualDiff('contents of a\n', tree.get_file_text('a-id'))

        self.assertFalse(tree.is_executable('c-id'))

    def test_abc_tree_content_2_no_parents(self):

        tree = self.make_branch_and_tree('.')

        tree = self.get_tree_no_parents_abc_content_2(tree)

        tree.lock_read()

        self.addCleanup(tree.unlock)

        self.assertEqual([], tree.get_parent_ids())

        self.assertEqual([], tree.conflicts())

        self.assertEqual([], list(tree.unknowns()))

        # __iter__ has no strongly defined order

        self.assertEqual(

            set(['root-id', 'a-id', 'b-id', 'c-id']),

            set(iter(tree)))

        self.assertEqual(

            [('', 'root-id'), ('a', 'a-id'), ('b', 'b-id'), ('b/c', 'c-id')],

            [(path, node.file_id) for path, node in tree.iter_entries_by_dir()])

        self.assertEqualDiff('foobar\n', tree.get_file_text('a-id'))

        self.assertFalse(tree.is_executable('c-id'))

    def test_abc_tree_content_3_no_parents(self):

        tree = self.make_branch_and_tree('.')

        tree = self.get_tree_no_parents_abc_content_3(tree)

        tree.lock_read()

        self.addCleanup(tree.unlock)

        self.assertEqual([], tree.get_parent_ids())

        self.assertEqual([], tree.conflicts())

        self.assertEqual([], list(tree.unknowns()))

        # __iter__ has no strongly defined order

        self.assertEqual(

            set(['root-id', 'a-id', 'b-id', 'c-id']),

            set(iter(tree)))

        self.assertEqual(

            [('', 'root-id'), ('a', 'a-id'), ('b', 'b-id'), ('b/c', 'c-id')],

            [(path, node.file_id) for path, node in tree.iter_entries_by_dir()])

        self.assertEqualDiff('contents of a\n', tree.get_file_text('a-id'))

        self.assertTrue(tree.is_executable('c-id'))

    def test_abc_tree_content_4_no_parents(self):

        tree = self.make_branch_and_tree('.')

        tree = self.get_tree_no_parents_abc_content_4(tree)

        tree.lock_read()

        self.addCleanup(tree.unlock)

        self.assertEqual([], tree.get_parent_ids())

        self.assertEqual([], tree.conflicts())

        self.assertEqual([], list(tree.unknowns()))

        # __iter__ has no strongly defined order

        self.assertEqual(

            set(['root-id', 'a-id', 'b-id', 'c-id']),

            set(iter(tree)))

        self.assertEqual(

            [('', 'root-id'), ('b', 'b-id'), ('d', 'a-id'), ('b/c', 'c-id')],

            [(path, node.file_id) for path, node in tree.iter_entries_by_dir()])

        self.assertEqualDiff('contents of a\n', tree.get_file_text('a-id'))

        self.assertFalse(tree.is_executable('c-id'))

    def test_abc_tree_content_5_no_parents(self):

        tree = self.make_branch_and_tree('.')

        tree = self.get_tree_no_parents_abc_content_5(tree)

        tree.lock_read()

        self.addCleanup(tree.unlock)

        self.assertEqual([], tree.get_parent_ids())

        self.assertEqual([], tree.conflicts())

        self.assertEqual([], list(tree.unknowns()))

        # __iter__ has no strongly defined order

        self.assertEqual(

            set(['root-id', 'a-id', 'b-id', 'c-id']),

            set(iter(tree)))

        self.assertEqual(

            [('', 'root-id'), ('b', 'b-id'), ('d', 'a-id'), ('b/c', 'c-id')],

            [(path, node.file_id) for path, node in tree.iter_entries_by_dir()])

        self.assertEqualDiff('bar\n', tree.get_file_text('a-id'))

        self.assertFalse(tree.is_executable('c-id'))

    def test_abc_tree_content_6_no_parents(self):

        tree = self.make_branch_and_tree('.')

        tree = self.get_tree_no_parents_abc_content_6(tree)

        tree.lock_read()

        self.addCleanup(tree.unlock)

        self.assertEqual([], tree.get_parent_ids())

        self.assertEqual([], tree.conflicts())

        self.assertEqual([], list(tree.unknowns()))

        # __iter__ has no strongly defined order

        self.assertEqual(

            set(['root-id', 'a-id', 'b-id', 'c-id']),

            set(iter(tree)))

        self.assertEqual(

            [('', 'root-id'), ('a', 'a-id'), ('b', 'b-id'), ('e', 'c-id')],

            [(path, node.file_id) for path, node in tree.iter_entries_by_dir()])

        self.assertEqualDiff('contents of a\n', tree.get_file_text('a-id'))

        self.assertTrue(tree.is_executable('c-id'))

    def test_tree_with_subdirs_and_all_content_types(self):

        # currently this test tree requires unicode. It might be good

        # to have it simply stop having the single unicode file in it

        # when dealing with a non-unicode filesystem.

        if not has_symlinks():

            raise TestSkipped('No symlink support')

        tree = self.get_tree_with_subdirs_and_all_content_types()

        tree.lock_read()

        self.addCleanup(tree.unlock)

        self.assertEqual([], tree.get_parent_ids())

        self.assertEqual([], tree.conflicts())

        self.assertEqual([], list(tree.unknowns()))

        # __iter__ has no strongly defined order

        tree_root = tree.path2id('')

        self.assertEqual(

            set([tree_root,

                '2file',

                '1top-dir',

                '1file-in-1topdir',

                '0dir-in-1topdir',

                 u'0utf\u1234file'.encode('utf8'),

                'symlink',

                 ]),

            set(iter(tree)))

        # note that the order of the paths and fileids is deliberately 

        # mismatched to ensure that the result order is path based.

        self.assertEqual(

            [('', tree_root, 'directory'),

             ('0file', '2file', 'file'),

             ('1top-dir', '1top-dir', 'directory'),

             (u'2utf\u1234file', u'0utf\u1234file'.encode('utf8'), 'file'),

             ('symlink', 'symlink', 'symlink'),

             ('1top-dir/0file-in-1topdir', '1file-in-1topdir', 'file'),

             ('1top-dir/1dir-in-1topdir', '0dir-in-1topdir', 'directory')],

            [(path, node.file_id, node.kind) for path, node in tree.iter_entries_by_dir()])

    def test_tree_with_subdirs_and_all_content_types_wo_symlinks(self):

        # currently this test tree requires unicode. It might be good

        # to have it simply stop having the single unicode file in it

        # when dealing with a non-unicode filesystem.

        tree = self.get_tree_with_subdirs_and_all_supported_content_types(False)

        tree.lock_read()

        self.addCleanup(tree.unlock)

        self.assertEqual([], tree.get_parent_ids())

        self.assertEqual([], tree.conflicts())

        self.assertEqual([], list(tree.unknowns()))

        # __iter__ has no strongly defined order

        tree_root = tree.path2id('')

        self.assertEqual(

            set([tree_root,

                '2file',

                '1top-dir',

                '1file-in-1topdir',

                '0dir-in-1topdir',

                 u'0utf\u1234file'.encode('utf8'),

                 ]),

            set(iter(tree)))

        # note that the order of the paths and fileids is deliberately 

        # mismatched to ensure that the result order is path based.

        self.assertEqual(

            [('', tree_root, 'directory'),

             ('0file', '2file', 'file'),

             ('1top-dir', '1top-dir', 'directory'),

             (u'2utf\u1234file', u'0utf\u1234file'.encode('utf8'), 'file'),

             ('1top-dir/0file-in-1topdir', '1file-in-1topdir', 'file'),

             ('1top-dir/1dir-in-1topdir', '0dir-in-1topdir', 'directory')],

            [(path, node.file_id, node.kind) for path, node in tree.iter_entries_by_dir()])

    def test_tree_with_utf8(self):

        tree = self.make_branch_and_tree('.')

        tree = self.get_tree_with_utf8(tree)

        revision_id = u'r\xe9v-1'.encode('utf8')

        root_id = 'TREE_ROOT'

        bar_id = u'b\xe5r-id'.encode('utf8')

        foo_id = u'f\xf6-id'.encode('utf8')

        baz_id = u'b\xe1z-id'.encode('utf8')

        path_and_ids = [(u'', root_id, None),

                        (u'b\xe5r', bar_id, root_id),

                        (u'f\xf6', foo_id, root_id),

                        (u'b\xe5r/b\xe1z', baz_id, bar_id),

                       ]

        tree.lock_read()

        try:

            path_entries = list(tree.iter_entries_by_dir())

        finally:

            tree.unlock()

        for expected, (path, ie) in zip(path_and_ids, path_entries):

            self.assertEqual(expected[0], path) # Paths should match

            self.assertIsInstance(path, unicode)

            self.assertEqual(expected[1], ie.file_id)

            self.assertIsInstance(ie.file_id, str)

            self.assertEqual(expected[2], ie.parent_id)

            if expected[2] is not None:

                self.assertIsInstance(ie.parent_id, str)

            # WorkingTree's return None for the last modified revision

            if ie.revision is not None:

                self.assertIsInstance(ie.revision, str)

                if expected[0] != '':

                    # Some trees will preserve the revision id of the tree root,

                    # but not all will

                    self.assertEqual(revision_id, ie.revision)

        self.assertEqual(len(path_and_ids), len(path_entries))

        get_revision_id = getattr(tree, 'get_revision_id', None)

        if get_revision_id is not None:

            self.assertIsInstance(get_revision_id(), str)

        last_revision = getattr(tree, 'last_revision', None)

        if last_revision is not None:

            self.assertIsInstance(last_revision(), str)

    def test_tree_with_merged_utf8(self):

        tree = self.make_branch_and_tree('.')

        tree = self.get_tree_with_merged_utf8(tree)

        revision_id_1 = u'r\xe9v-1'.encode('utf8')

        revision_id_2 = u'r\xe9v-2'.encode('utf8')

        root_id = 'TREE_ROOT'

        bar_id = u'b\xe5r-id'.encode('utf8')

        foo_id = u'f\xf6-id'.encode('utf8')

        baz_id = u'b\xe1z-id'.encode('utf8')

        zez_id = u'z\xf7z-id'.encode('utf8')

        path_and_ids = [(u'', root_id, None, None),

                        (u'b\xe5r', bar_id, root_id, revision_id_1),

                        (u'f\xf6', foo_id, root_id, revision_id_1),

                        (u'b\xe5r/b\xe1z', baz_id, bar_id, revision_id_1),

                        (u'b\xe5r/z\xf7z', zez_id, bar_id, revision_id_2),

                       ]

        tree.lock_read()

        try:

            path_entries = list(tree.iter_entries_by_dir())

        finally:

            tree.unlock()

        for expected, (path, ie) in zip(path_and_ids, path_entries):

            self.assertEqual(expected[0], path) # Paths should match

            self.assertIsInstance(path, unicode)

            self.assertEqual(expected[1], ie.file_id)

            self.assertIsInstance(ie.file_id, str)

            self.assertEqual(expected[2], ie.parent_id)

            if expected[2] is not None:

                self.assertIsInstance(ie.parent_id, str)

            # WorkingTree's return None for the last modified revision

            if ie.revision is not None:

                self.assertIsInstance(ie.revision, str)

                if expected[0] == '':

                    # Some trees will preserve the revision id of the tree root,

                    # but not all will

                    continue

                self.assertEqual(expected[3], ie.revision)

        self.assertEqual(len(path_and_ids), len(path_entries))

        get_revision_id = getattr(tree, 'get_revision_id', None)

        if get_revision_id is not None:

            self.assertIsInstance(get_revision_id(), str)

        last_revision = getattr(tree, 'last_revision', None)

        if last_revision is not None:

            self.assertIsInstance(last_revision(), str)