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Viewing changes to breezy/tests/test_branchbuilder.py

  • Committer: Jelmer Vernooij
  • Date: 2017-06-10 21:59:15 UTC
  • mto: This revision was merged to the branch mainline in revision 6690.
  • Revision ID: jelmer@jelmer.uk-20170610215915-zcpu0in3r1irx3ml
Move serializer to bzr.

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breezy/tests/test_branchbuilder.py
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# Copyright (C) 2007, 2009 Canonical Ltd
 
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# Copyright (C) 2007-2011 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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"""Tests for the BranchBuilder class."""
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from bzrlib import (
 
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from .. import (
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    branch as _mod_branch,
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    errors,
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    revision as _mod_revision,
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    tests,
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    )
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from bzrlib.branchbuilder import BranchBuilder
 
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from ..bzr import (
 
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    branch as _mod_bzrbranch,
 
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    )
 
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from ..branchbuilder import BranchBuilder
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class TestBranchBuilder(tests.TestCaseWithMemoryTransport):
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        """Making a BranchBuilder with a format option sets the branch type."""
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        builder = BranchBuilder(self.get_transport(), format='dirstate-tags')
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        branch = builder.get_branch()
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        self.assertIsInstance(branch, _mod_branch.BzrBranch6)
 
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        self.assertIsInstance(branch, _mod_bzrbranch.BzrBranch6)
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    def test_build_one_commit(self):
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        """doing build_commit causes a commit to happen."""
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            [rev_id1],
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            branch.repository.get_revision(branch.last_revision()).parent_ids)
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    def test_build_commit_parent_ids(self):
 
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        """build_commit() takes a parent_ids argument."""
 
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        builder = BranchBuilder(self.get_transport().clone('foo'))
 
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        rev_id1 = builder.build_commit(
 
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            parent_ids=["ghost"], allow_leftmost_as_ghost=True)
 
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        rev_id2 = builder.build_commit(parent_ids=[])
 
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        branch = builder.get_branch()
 
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        self.assertEqual((1, rev_id2), branch.last_revision_info())
 
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        self.assertEqual(
 
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            ["ghost"],
 
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            branch.repository.get_revision(rev_id1).parent_ids)
 
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class TestBranchBuilderBuildSnapshot(tests.TestCaseWithMemoryTransport):
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                              (u'dir', 'dir-id', 'directory'),
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                              (u'dir/a', 'a-id', 'file')], rev_tree)
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    def test_rename_out_of_unversioned_subdir(self):
 
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        builder = self.build_a_rev()
 
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        builder.build_snapshot('B-id', None,
 
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            [('add', ('dir', 'dir-id', 'directory', None)),
 
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             ('rename', ('a', 'dir/a'))])
 
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        builder.build_snapshot('C-id', None,
 
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            [('rename', ('dir/a', 'a')),
 
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             ('unversion', 'dir-id')])
 
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        rev_tree = builder.get_branch().repository.revision_tree('C-id')
 
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        self.assertTreeShape([(u'', 'a-root-id', 'directory'),
 
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                              (u'a', 'a-id', 'file')], rev_tree)
 
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    def test_set_parent(self):
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        builder = self.build_a_rev()
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        builder.start_series()
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                             ], d_tree)
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        # Because we copied the exact text into *this* tree, the 'c' file
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        # should look like it was not modified in the merge
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        self.assertEqual('C-id', d_tree.inventory['c-id'].revision)
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        self.assertEqual('C-id', d_tree.get_file_revision('c-id'))
 
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    def test_set_parent_to_null(self):
 
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        builder = self.build_a_rev()
 
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        builder.start_series()
 
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        self.addCleanup(builder.finish_series)
 
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        builder.build_snapshot('B-id', [],
 
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            [('add', ('', None, 'directory', None))])
 
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        # We should now have a graph:
 
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        #   A B
 
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        # And not A => B
 
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        repo = builder.get_branch().repository
 
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        self.assertEqual({'A-id': (_mod_revision.NULL_REVISION,),
 
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                          'B-id': (_mod_revision.NULL_REVISION,),},
 
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                         repo.get_parent_map(['A-id', 'B-id']))
 
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    def test_start_finish_series(self):
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        builder = BranchBuilder(self.get_transport().clone('foo'))
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        builder.start_series()
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        self.addCleanup(b.unlock)
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        self.assertEqual(('ghost',),
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            b.repository.get_graph().get_parent_map(['tip'])['tip'])
 
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    def test_unversion_root_add_new_root(self):
 
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        builder = BranchBuilder(self.get_transport().clone('foo'))
 
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        builder.start_series()
 
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        builder.build_snapshot('rev-1', None,
 
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            [('add', ('', 'TREE_ROOT', 'directory', ''))])
 
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        builder.build_snapshot('rev-2', None,
 
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            [('unversion', 'TREE_ROOT'),
 
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             ('add', ('', 'my-root', 'directory', ''))])
 
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        builder.finish_series()
 
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        rev_tree = builder.get_branch().repository.revision_tree('rev-2')
 
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        self.assertTreeShape([(u'', 'my-root', 'directory')], rev_tree)
 
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    def test_empty_flush(self):
 
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        """A flush with no actions before it is a no-op."""
 
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        builder = BranchBuilder(self.get_transport().clone('foo'))
 
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        builder.start_series()
 
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        builder.build_snapshot('rev-1', None,
 
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            [('add', ('', 'TREE_ROOT', 'directory', ''))])
 
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        builder.build_snapshot('rev-2', None, [('flush', None)])
 
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        builder.finish_series()
 
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        rev_tree = builder.get_branch().repository.revision_tree('rev-2')
 
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        self.assertTreeShape([(u'', 'TREE_ROOT', 'directory')], rev_tree)
 
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    def test_kind_change(self):
 
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        """It's possible to change the kind of an entry in a single snapshot
 
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        with a bit of help from the 'flush' action.
 
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        """
 
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        builder = BranchBuilder(self.get_transport().clone('foo'))
 
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        builder.start_series()
 
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        builder.build_snapshot('A-id', None,
 
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            [('add', (u'', 'a-root-id', 'directory', None)),
 
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             ('add', (u'a', 'a-id', 'file', 'content\n'))])
 
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        builder.build_snapshot('B-id', None,
 
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            [('unversion', 'a-id'),
 
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             ('flush', None),
 
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             ('add', (u'a', 'a-id', 'directory', None))])
 
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        builder.finish_series()
 
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        rev_tree = builder.get_branch().repository.revision_tree('B-id')
 
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        self.assertTreeShape(
 
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            [(u'', 'a-root-id', 'directory'), (u'a', 'a-id', 'directory')],
 
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            rev_tree)
 
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    def test_pivot_root(self):
 
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        """It's possible (albeit awkward) to move an existing dir to the root
 
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        in a single snapshot by using unversion then flush then add.
 
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        """
 
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        builder = BranchBuilder(self.get_transport().clone('foo'))
 
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        builder.start_series()
 
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        builder.build_snapshot('A-id', None,
 
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            [('add', (u'', 'orig-root', 'directory', None)),
 
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             ('add', (u'dir', 'dir-id', 'directory', None))])
 
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        builder.build_snapshot('B-id', None,
 
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            [('unversion', 'orig-root'),  # implicitly unversions all children
 
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             ('flush', None),
 
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             ('add', (u'', 'dir-id', 'directory', None))])
 
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        builder.finish_series()
 
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        rev_tree = builder.get_branch().repository.revision_tree('B-id')
 
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        self.assertTreeShape([(u'', 'dir-id', 'directory')], rev_tree)
 
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