~bzr-pqm/bzr/bzr.dev

# Copyright (C) 2007, 2009, 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

"""Test that all Trees implement path_content_summary."""

import os

from bzrlib import (

    osutils,

    tests,

    transform,

    )

from bzrlib.tests import (

    features,

    per_tree,

    )

from bzrlib.tests.features import (

    SymlinkFeature,

    )

class TestPathContentSummary(per_tree.TestCaseWithTree):

    def _convert_tree(self, tree):

        result = per_tree.TestCaseWithTree._convert_tree(self, tree)

        result.lock_read()

        self.addCleanup(result.unlock)

        return result

    def check_content_summary_size(self, tree, summary, expected_size):

        # if the tree supports content filters, then it's allowed to leave out

        # the size because it might be difficult to compute.  otherwise, it

        # must be present and correct

        returned_size = summary[1]

        if returned_size == expected_size or (

            tree.supports_content_filtering()

            and returned_size is None):

            pass

        else:

            self.fail("invalid size in summary: %r" % (returned_size,))

    def test_symlink_content_summary(self):

        self.requireFeature(SymlinkFeature)

        tree = self.make_branch_and_tree('tree')

        os.symlink('target', 'tree/path')

        tree.add(['path'])

        summary = self._convert_tree(tree).path_content_summary('path')

        self.assertEqual(('symlink', None, None, 'target'), summary)

    def test_unicode_symlink_content_summary(self):

        self.requireFeature(features.SymlinkFeature)

        self.requireFeature(features.UnicodeFilenameFeature)

        tree = self.make_branch_and_tree('tree')

        os.symlink('target', u'tree/\u03b2-path'.encode(osutils._fs_enc))

        tree.add([u'\u03b2-path'])

        summary = self._convert_tree(tree).path_content_summary(u'\u03b2-path')

        self.assertEqual(('symlink', None, None, 'target'), summary)

    def test_unicode_symlink_target_summary(self):

        self.requireFeature(features.SymlinkFeature)

        self.requireFeature(features.UnicodeFilenameFeature)

        tree = self.make_branch_and_tree('tree')

        os.symlink(u'tree/\u03b2-path'.encode(osutils._fs_enc), 'tree/link')

        tree.add(['link'])

        summary = self._convert_tree(tree).path_content_summary('link')

        self.assertEqual(('symlink', None, None, u'tree/\u03b2-path'), summary)

    def test_missing_content_summary(self):

        tree = self.make_branch_and_tree('tree')

        summary = self._convert_tree(tree).path_content_summary('path')

        self.assertEqual(('missing', None, None, None), summary)

    def test_file_content_summary_executable(self):

        tree = self.make_branch_and_tree('tree')

        self.build_tree(['tree/path'])

        tree.add(['path'])

        tt = transform.TreeTransform(tree)

        self.addCleanup(tt.finalize)

        tt.set_executability(True, tt.trans_id_tree_path('path'))

        tt.apply()

        summary = self._convert_tree(tree).path_content_summary('path')

        self.assertEqual(4, len(summary))

        self.assertEqual('file', summary[0])

        self.check_content_summary_size(tree, summary, 22)

        # executable

        self.assertEqual(True, summary[2])

        # may have hash,

        self.assertSubset((summary[3],),

            (None, '0c352290ae1c26ca7f97d5b2906c4624784abd60'))

    def test_file_content_summary_not_versioned(self):

        tree = self.make_branch_and_tree('tree')

        self.build_tree(['tree/path'])

        tree = self._convert_tree(tree)

        summary = tree.path_content_summary('path')

        self.assertEqual(4, len(summary))

        if isinstance(tree, (per_tree.DirStateRevisionTree,

                             per_tree.RevisionTree)):

            self.assertEqual('missing', summary[0])

            self.assertIs(None, summary[2])

            self.assertIs(None, summary[3])

        elif isinstance(tree, transform._PreviewTree):

            self.expectFailure('PreviewTree returns "missing" for unversioned'

                'files', self.assertEqual, 'file', summary[0])

            self.assertEqual('file', summary[0])

        else:

            self.assertEqual('file', summary[0])

            self.check_content_summary_size(tree, summary, 22)

            self.assertEqual(False, summary[2])

        self.assertSubset((summary[3],),

            (None, '0c352290ae1c26ca7f97d5b2906c4624784abd60'))

    def test_file_content_summary_non_exec(self):

        tree = self.make_branch_and_tree('tree')

        self.build_tree(['tree/path'])

        tree.add(['path'])

        summary = self._convert_tree(tree).path_content_summary('path')

        self.assertEqual(4, len(summary))

        self.assertEqual('file', summary[0])

        self.check_content_summary_size(tree, summary, 22)

        # not executable

        self.assertEqual(False, summary[2])

        # may have hash,

        self.assertSubset((summary[3],),

            (None, '0c352290ae1c26ca7f97d5b2906c4624784abd60'))

    def test_dir_content_summary(self):

        tree = self.make_branch_and_tree('tree')

        self.build_tree(['tree/path/'])

        tree.add(['path'])

        summary = self._convert_tree(tree).path_content_summary('path')

        self.assertEqual(('directory', None, None, None), summary)

    def test_tree_content_summary(self):

        tree = self.make_branch_and_tree('tree')

        if not tree.branch.repository._format.supports_tree_reference:

            raise tests.TestNotApplicable("Tree references not supported.")

        subtree = self.make_branch_and_tree('tree/path')

        tree.add(['path'])

        summary = self._convert_tree(tree).path_content_summary('path')

        self.assertEqual(4, len(summary))

        self.assertEqual('tree-reference', summary[0])