/brz/remove-bazaar

# Copyright (C) 2008 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

import time

from bzrlib import (

    branch,

    tests,

    )

from bzrlib.plugins.fastimport import (

    commands,

    errors,

    )

from bzrlib.plugins.fastimport.processors import (

    generic_processor,

    )

class TestRename(tests.TestCaseWithTransport):

    def get_handler(self):

        branch = self.make_branch('.')

        handler = generic_processor.GenericProcessor(branch.bzrdir)

        return (handler, branch)

    def get_command_iter(self, old_path, new_path):

        def command_list():

            author = ['', 'bugs@a.com', time.time(), time.timezone]

            committer = ['', 'elmer@a.com', time.time(), time.timezone]

            def files_one():

                yield commands.FileModifyCommand(old_path, 'file', False,

                        None, "aaa")

            yield commands.CommitCommand('head', '1', author,

                committer, "commit 1", None, [], files_one)

            def files_two():

                yield commands.FileRenameCommand(old_path, new_path)

            yield commands.CommitCommand('head', '2', author,

                committer, "commit 2", ":1", [], files_two)

        return command_list

    # FIXME: [] as a default is bad, as it is mutable, but I want

    # to use None to mean "don't check this".

    def check_changes(self, changes, expected_added=[],

            expected_removed=[], expected_modified=[],

            expected_renamed=[]):

        """Check the changes in a TreeDelta

        This method checks that the TreeDelta contains the expected

        modifications between the two trees that were used to generate

        it. The required changes are passed in as a list, where

        each entry contains the needed information about the change.

        If you do not wish to assert anything about a particular

        category then pass None instead.

        changes: The TreeDelta to check.

        expected_added: a list of (filename,) tuples that must have

            been added in the delta.

        expected_removed: a list of (filename,) tuples that must have

            been removed in the delta.

        expected_modified: a list of (filename,) tuples that must have

            been modified in the delta.

        expected_renamed: a list of (old_path, new_path) tuples that

            must have been renamed in the delta.

        """

        renamed = changes.renamed

        added = changes.added

        removed = changes.removed

        modified = changes.modified

        if expected_renamed is not None:

            self.assertEquals(len(renamed), len(expected_renamed),

                "%s is renamed" % str(renamed))

            renamed_files = [(item[0], item[1]) for item in renamed]

            for expected_renamed_entry in expected_renamed:

                self.assertTrue(expected_renamed_entry in renamed_files,

                    "%s is not renamed, %s are" % (str(expected_renamed_entry),

                        renamed_files))

        if expected_added is not None:

            self.assertEquals(len(added), len(expected_added),

                "%s is added" % str(added))

            added_files = [(item[0],) for item in added]

            for expected_added_entry in expected_added:

                self.assertTrue(expected_added_entry in added_files,

                    "%s is not added, %s are" % (str(expected_added_entry),

                        added_files))

        if expected_removed is not None:

            self.assertEquals(len(removed), len(expected_removed),

                "%s is removed" % str(removed))

            removed_files = [(item[0],) for item in removed]

            for expected_removed_entry in expected_removed:

                self.assertTrue(expected_removed_entry in removed_files,

                    "%s is not removed, %s are" % (str(expected_removed_entry),

                        removed_files))

        if expected_modified is not None:

            self.assertEquals(len(modified), len(expected_modified),

                "%s is modified" % str(modified))

            modified_files = [(item[0],) for item in modified]

            for expected_modified_entry in expected_modified:

                self.assertTrue(expected_modified_entry in modified_files,

                    "%s is not modified, %s are" % (str(expected_modified_entry),

                        modified_files))

    def test_rename_in_root(self):

        (handler, branch) = self.get_handler()

        old_path = 'a'

        new_path = 'b'

        command_list = self.get_command_iter(old_path, new_path)

        handler.process(command_list)

        repo = branch.repository

        revtree1 = repo.revision_tree(branch.revision_history()[0])

        revtree2 = repo.revision_tree(branch.revision_history()[1])

        changes = revtree2.changes_from(revtree1)

        self.check_changes(changes, expected_renamed=[(old_path, new_path)])

    def test_rename_in_subdir(self):

        (handler, branch) = self.get_handler()

        old_path = 'a/a'

        new_path = 'a/b'

        command_list = self.get_command_iter(old_path, new_path)

        handler.process(command_list)

        repo = branch.repository

        revtree1 = repo.revision_tree(branch.revision_history()[0])

        revtree2 = repo.revision_tree(branch.revision_history()[1])

        changes = revtree2.changes_from(revtree1)

        self.check_changes(changes, expected_renamed=[(old_path, new_path)])

    def test_move_to_new_dir(self):

        (handler, branch) = self.get_handler()

        old_path = 'a/a'

        new_path = 'b/a'

        command_list = self.get_command_iter(old_path, new_path)

        handler.process(command_list)

        repo = branch.repository

        revtree1 = repo.revision_tree(branch.revision_history()[0])

        revtree2 = repo.revision_tree(branch.revision_history()[1])

        changes = revtree2.changes_from(revtree1)

        self.check_changes(changes, expected_renamed=[(old_path, new_path)],

            expected_added=[('b',)])