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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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revision as _mod_revision,
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from bzrlib.branch import Branch
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from bzrlib.bzrdir import BzrDir
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from bzrlib.repofmt import knitrepo
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from bzrlib.tests import TestCaseWithTransport
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from bzrlib.tests.test_revision import make_branches
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from bzrlib.trace import mutter
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from bzrlib.upgrade import Convert
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from bzrlib.workingtree import WorkingTree
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from ..branch import Branch
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from ..bzr import knitrepo
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from . import TestCaseWithTransport
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from .test_revision import make_branches
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from ..upgrade import Convert
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from ..workingtree import WorkingTree
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# These tests are a bit old; please instead add new tests into
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# per_interrepository/ so they'll run on all relevant
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def has_revision(branch, revision_id):
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return branch.repository.has_revision(revision_id)
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def revision_history(branch):
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graph = branch.repository.get_graph()
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history = list(graph.iter_lefthand_ancestry(branch.last_revision(),
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[_mod_revision.NULL_REVISION]))
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def fetch_steps(self, br_a, br_b, writable_a):
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"""A foreign test method for testing fetch locally and remotely."""
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# TODO RBC 20060201 make this a repository test.
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repo_b = br_b.repository
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self.assertFalse(repo_b.has_revision(br_a.revision_history()[3]))
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self.assertTrue(repo_b.has_revision(br_a.revision_history()[2]))
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self.assertEquals(len(br_b.revision_history()), 7)
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br_b.fetch(br_a, br_a.revision_history()[2])
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self.assertFalse(repo_b.has_revision(revision_history(br_a)[3]))
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self.assertTrue(repo_b.has_revision(revision_history(br_a)[2]))
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self.assertEqual(len(revision_history(br_b)), 7)
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br_b.fetch(br_a, revision_history(br_a)[2])
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# branch.fetch is not supposed to alter the revision history
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self.assertEquals(len(br_b.revision_history()), 7)
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self.assertFalse(repo_b.has_revision(br_a.revision_history()[3]))
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self.assertEqual(len(revision_history(br_b)), 7)
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self.assertFalse(repo_b.has_revision(revision_history(br_a)[3]))
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# fetching the next revision up in sample data copies one revision
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br_b.fetch(br_a, br_a.revision_history()[3])
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self.assertTrue(repo_b.has_revision(br_a.revision_history()[3]))
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self.assertFalse(has_revision(br_a, br_b.revision_history()[6]))
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self.assertTrue(br_a.repository.has_revision(br_b.revision_history()[5]))
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br_b.fetch(br_a, revision_history(br_a)[3])
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self.assertTrue(repo_b.has_revision(revision_history(br_a)[3]))
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self.assertFalse(has_revision(br_a, revision_history(br_b)[6]))
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self.assertTrue(br_a.repository.has_revision(revision_history(br_b)[5]))
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# When a non-branch ancestor is missing, it should be unlisted...
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# as its not reference from the inventory weave.
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writable_a.fetch(br_b)
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self.assertTrue(has_revision(br_a, br_b.revision_history()[3]))
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self.assertTrue(has_revision(br_a, br_b.revision_history()[4]))
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self.assertTrue(has_revision(br_a, revision_history(br_b)[3]))
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self.assertTrue(has_revision(br_a, revision_history(br_b)[4]))
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br_b2 = self.make_branch('br_b2')
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self.assertTrue(has_revision(br_b2, br_b.revision_history()[4]))
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self.assertTrue(has_revision(br_b2, br_a.revision_history()[2]))
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self.assertFalse(has_revision(br_b2, br_a.revision_history()[3]))
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self.assertTrue(has_revision(br_b2, revision_history(br_b)[4]))
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self.assertTrue(has_revision(br_b2, revision_history(br_a)[2]))
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self.assertFalse(has_revision(br_b2, revision_history(br_a)[3]))
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br_a2 = self.make_branch('br_a2')
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self.assertTrue(has_revision(br_a2, br_b.revision_history()[4]))
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self.assertTrue(has_revision(br_a2, br_a.revision_history()[3]))
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self.assertTrue(has_revision(br_a2, br_a.revision_history()[2]))
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self.assertTrue(has_revision(br_a2, revision_history(br_b)[4]))
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self.assertTrue(has_revision(br_a2, revision_history(br_a)[3]))
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self.assertTrue(has_revision(br_a2, revision_history(br_a)[2]))
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br_a3 = self.make_branch('br_a3')
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# pulling a branch with no revisions grabs nothing, regardless of
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# root revision to change for each commit, even though the content,
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# parent, name, and other attributes are unchanged.
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tree = self.make_branch_and_tree('tree', knit1_format)
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tree.set_root_id('tree-root')
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tree.commit('rev1', rev_id='rev1')
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tree.commit('rev2', rev_id='rev2')
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tree.set_root_id(b'tree-root')
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tree.commit('rev1', rev_id=b'rev1')
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tree.commit('rev2', rev_id=b'rev2')
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# Now we convert it to a knit2 repository so that it has a root knit
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Convert(tree.basedir, knit2_format)
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tree = WorkingTree.open(tree.basedir)
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branch = self.make_branch('branch', format=knit2_format)
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branch.pull(tree.branch, stop_revision='rev1')
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branch.pull(tree.branch, stop_revision=b'rev1')
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repo = branch.repository
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# Make sure fetch retrieved only what we requested
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self.assertEqual({('tree-root', 'rev1'):()},
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repo.texts.get_parent_map(
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[('tree-root', 'rev1'), ('tree-root', 'rev2')]))
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self.assertEqual({(b'tree-root', b'rev1'): ()},
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repo.texts.get_parent_map(
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[(b'tree-root', b'rev1'), (b'tree-root', b'rev2')]))
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branch.pull(tree.branch)
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# Make sure fetch retrieved only what we requested
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self.assertEqual({('tree-root', 'rev2'):(('tree-root', 'rev1'),)},
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repo.texts.get_parent_map([('tree-root', 'rev2')]))
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self.assertEqual({(b'tree-root', b'rev2'): ((b'tree-root', b'rev1'),)},
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repo.texts.get_parent_map([(b'tree-root', b'rev2')]))
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def test_fetch_incompatible(self):
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knit_tree = self.make_branch_and_tree('knit', format='knit')
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knit3_tree = self.make_branch_and_tree('knit3',
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format='dirstate-with-subtree')
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format='dirstate-with-subtree')
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knit3_tree.commit('blah')
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e = self.assertRaises(errors.IncompatibleRepositories,
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knit_tree.branch.fetch, knit3_tree.branch)
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self.assertContainsRe(str(e),
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r"(?m).*/knit.*\nis not compatible with\n.*/knit3/.*\n"
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r"different rich-root support")
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r"(?m).*/knit.*\nis not compatible with\n.*/knit3/.*\n"
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r"different rich-root support")
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class TestMergeFetch(TestCaseWithTransport):
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"""Merge brings across history from unrelated source"""
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wt1 = self.make_branch_and_tree('br1')
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wt1.commit(message='rev 1-1', rev_id='1-1')
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wt1.commit(message='rev 1-2', rev_id='1-2')
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wt1.commit(message='rev 1-1', rev_id=b'1-1')
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wt1.commit(message='rev 1-2', rev_id=b'1-2')
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wt2 = self.make_branch_and_tree('br2')
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wt2.commit(message='rev 2-1', rev_id='2-1')
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wt2.merge_from_branch(br1, from_revision='null:')
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wt2.commit(message='rev 2-1', rev_id=b'2-1')
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wt2.merge_from_branch(br1, from_revision=b'null:')
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self._check_revs_present(br2)
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def test_merge_fetches(self):
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"""Merge brings across history from source"""
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wt1 = self.make_branch_and_tree('br1')
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wt1.commit(message='rev 1-1', rev_id='1-1')
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dir_2 = br1.bzrdir.sprout('br2')
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wt1.commit(message='rev 1-1', rev_id=b'1-1')
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dir_2 = br1.controldir.sprout('br2')
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br2 = dir_2.open_branch()
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wt1.commit(message='rev 1-2', rev_id='1-2')
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wt1.commit(message='rev 1-2', rev_id=b'1-2')
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wt2 = dir_2.open_workingtree()
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wt2.commit(message='rev 2-1', rev_id='2-1')
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wt2.commit(message='rev 2-1', rev_id=b'2-1')
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wt2.merge_from_branch(br1)
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self._check_revs_present(br2)
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def _check_revs_present(self, br2):
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for rev_id in '1-1', '1-2', '2-1':
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for rev_id in [b'1-1', b'1-2', b'2-1']:
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self.assertTrue(br2.repository.has_revision(rev_id))
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rev = br2.repository.get_revision(rev_id)
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self.assertEqual(rev.revision_id, rev_id)
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super(TestMergeFileHistory, self).setUp()
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wt1 = self.make_branch_and_tree('br1')
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self.build_tree_contents([('br1/file', 'original contents\n')])
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wt1.add('file', 'this-file-id')
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wt1.commit(message='rev 1-1', rev_id='1-1')
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dir_2 = br1.bzrdir.sprout('br2')
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self.build_tree_contents([('br1/file', b'original contents\n')])
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wt1.add('file', b'this-file-id')
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wt1.commit(message='rev 1-1', rev_id=b'1-1')
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dir_2 = br1.controldir.sprout('br2')
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br2 = dir_2.open_branch()
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wt2 = dir_2.open_workingtree()
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self.build_tree_contents([('br1/file', 'original from 1\n')])
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wt1.commit(message='rev 1-2', rev_id='1-2')
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self.build_tree_contents([('br1/file', 'agreement\n')])
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wt1.commit(message='rev 1-3', rev_id='1-3')
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self.build_tree_contents([('br2/file', 'contents in 2\n')])
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wt2.commit(message='rev 2-1', rev_id='2-1')
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self.build_tree_contents([('br2/file', 'agreement\n')])
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wt2.commit(message='rev 2-2', rev_id='2-2')
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self.build_tree_contents([('br1/file', b'original from 1\n')])
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wt1.commit(message='rev 1-2', rev_id=b'1-2')
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self.build_tree_contents([('br1/file', b'agreement\n')])
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wt1.commit(message='rev 1-3', rev_id=b'1-3')
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self.build_tree_contents([('br2/file', b'contents in 2\n')])
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wt2.commit(message='rev 2-1', rev_id=b'2-1')
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self.build_tree_contents([('br2/file', b'agreement\n')])
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wt2.commit(message='rev 2-2', rev_id=b'2-2')
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def test_merge_fetches_file_history(self):
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"""Merge brings across file histories"""
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tree = self.make_branch_and_tree('source', format='dirstate')
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target = self.make_repository('target', format='pack-0.92')
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self.build_tree(['source/file'])
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tree.set_root_id('root-id')
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tree.add('file', 'file-id')
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tree.commit('one', rev_id='rev-one')
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tree.set_root_id(b'root-id')
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tree.add('file', b'file-id')
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tree.commit('one', rev_id=b'rev-one')
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source = tree.branch.repository
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source.texts = versionedfile.RecordingVersionedFilesDecorator(
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source.signatures = versionedfile.RecordingVersionedFilesDecorator(
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source.revisions = versionedfile.RecordingVersionedFilesDecorator(
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source.inventories = versionedfile.RecordingVersionedFilesDecorator(
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self.assertTrue(target._format._fetch_uses_deltas)
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target.fetch(source, revision_id='rev-one')
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self.assertEqual(('get_record_stream', [('file-id', 'rev-one')],
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target.fetch(source, revision_id=b'rev-one')
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self.assertEqual(('get_record_stream', [(b'file-id', b'rev-one')],
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target._format._fetch_order, False),
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self.find_get_record_stream(source.texts.calls))
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self.assertEqual(('get_record_stream', [('rev-one',)],
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target._format._fetch_order, False),
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self.find_get_record_stream(source.inventories.calls, 2))
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self.assertEqual(('get_record_stream', [('rev-one',)],
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self.assertEqual(('get_record_stream', [(b'rev-one',)],
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target._format._fetch_order, False),
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self.find_get_record_stream(source.inventories.calls, 2))
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self.assertEqual(('get_record_stream', [(b'rev-one',)],
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target._format._fetch_order, False),
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self.find_get_record_stream(source.revisions.calls))
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# XXX: Signatures is special, and slightly broken. The
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tree = self.make_branch_and_tree('source', format='dirstate')
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target = self.make_repository('target', format='pack-0.92')
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self.build_tree(['source/file'])
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tree.set_root_id('root-id')
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tree.add('file', 'file-id')
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tree.commit('one', rev_id='rev-one')
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tree.set_root_id(b'root-id')
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tree.add('file', b'file-id')
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tree.commit('one', rev_id=b'rev-one')
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source = tree.branch.repository
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source.texts = versionedfile.RecordingVersionedFilesDecorator(
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source.signatures = versionedfile.RecordingVersionedFilesDecorator(
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source.revisions = versionedfile.RecordingVersionedFilesDecorator(
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source.inventories = versionedfile.RecordingVersionedFilesDecorator(
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# XXX: This won't work in general, but for the dirstate format it does.
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self.overrideAttr(target._format, '_fetch_uses_deltas', False)
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target.fetch(source, revision_id='rev-one')
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self.assertEqual(('get_record_stream', [('file-id', 'rev-one')],
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target.fetch(source, revision_id=b'rev-one')
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self.assertEqual(('get_record_stream', [(b'file-id', b'rev-one')],
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target._format._fetch_order, True),
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self.find_get_record_stream(source.texts.calls))
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self.assertEqual(('get_record_stream', [('rev-one',)],
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target._format._fetch_order, True),
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self.find_get_record_stream(source.inventories.calls, 2))
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self.assertEqual(('get_record_stream', [('rev-one',)],
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self.assertEqual(('get_record_stream', [(b'rev-one',)],
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target._format._fetch_order, True),
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self.find_get_record_stream(source.inventories.calls, 2))
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self.assertEqual(('get_record_stream', [(b'rev-one',)],
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target._format._fetch_order, True),
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self.find_get_record_stream(source.revisions.calls))
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# XXX: Signatures is special, and slightly broken. The
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tree = self.make_branch_and_tree('source', format='dirstate')
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target = self.make_repository('target', format='pack-0.92')
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self.build_tree(['source/file'])
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tree.set_root_id('root-id')
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tree.add('file', 'file-id')
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tree.commit('one', rev_id='rev-one')
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tree.set_root_id(b'root-id')
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tree.add('file', b'file-id')
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tree.commit('one', rev_id=b'rev-one')
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# Hack the KVF for revisions so that it "accidentally" allows a delta
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tree.branch.repository.revisions._max_delta_chain = 200
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tree.commit('two', rev_id='rev-two')
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tree.commit('two', rev_id=b'rev-two')
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source = tree.branch.repository
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# Ensure that we stored a delta
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source.lock_read()
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self.addCleanup(source.unlock)
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record = source.revisions.get_record_stream([('rev-two',)],
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'unordered', False).next()
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record = next(source.revisions.get_record_stream([(b'rev-two',)],
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self.assertEqual('knit-delta-gz', record.storage_kind)
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target.fetch(tree.branch.repository, revision_id='rev-two')
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target.fetch(tree.branch.repository, revision_id=b'rev-two')
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# The record should get expanded back to a fulltext
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target.lock_read()
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self.addCleanup(target.unlock)
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record = target.revisions.get_record_stream([('rev-two',)],
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'unordered', False).next()
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record = next(target.revisions.get_record_stream([(b'rev-two',)],
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self.assertEqual('knit-ft-gz', record.storage_kind)
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def test_fetch_with_fallback_and_merge(self):
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# random ids because otherwise the inventory fulltext compresses too
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# well and the deltas get bigger.
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('add', ('', 'TREE_ROOT', 'directory', None))]
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('add', ('', b'TREE_ROOT', 'directory', None))]
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fname = 'file%03d' % (i,)
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fileid = '%s-%s' % (fname, osutils.rand_chars(64))
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to_add.append(('add', (fname, fileid, 'file', 'content\n')))
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builder.build_snapshot('A', None, to_add)
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builder.build_snapshot('B', ['A'], [])
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builder.build_snapshot('C', ['A'], [])
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builder.build_snapshot('D', ['C'], [])
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builder.build_snapshot('E', ['D'], [])
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builder.build_snapshot('F', ['E', 'B'], [])
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(fname, osutils.rand_chars(64))).encode('ascii')
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to_add.append(('add', (fname, fileid, 'file', b'content\n')))
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builder.build_snapshot(None, to_add, revision_id=b'A')
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builder.build_snapshot([b'A'], [], revision_id=b'B')
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builder.build_snapshot([b'A'], [], revision_id=b'C')
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builder.build_snapshot([b'C'], [], revision_id=b'D')
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builder.build_snapshot([b'D'], [], revision_id=b'E')
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builder.build_snapshot([b'E', b'B'], [], revision_id=b'F')
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builder.finish_series()
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source_branch = builder.get_branch()
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source_branch.bzrdir.sprout('base', revision_id='B')
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source_branch.controldir.sprout('base', revision_id=b'B')
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target_branch = self.make_branch('target', format='1.6')
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target_branch.set_stacked_on_url('../base')
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source = source_branch.repository
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source.lock_read()
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self.addCleanup(source.unlock)
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source.inventories = versionedfile.OrderingVersionedFilesDecorator(
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key_priority={('E',): 1, ('D',): 2, ('C',): 4,
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key_priority={(b'E',): 1, (b'D',): 2, (b'C',): 4,
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# Ensure that the content is yielded in the proper order, and given as
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# the expected kinds
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records = [(record.key, record.storage_kind)
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for record in source.inventories.get_record_stream(
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[('D',), ('C',), ('E',), ('F',)], 'unordered', False)]
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self.assertEqual([(('E',), 'knit-delta-gz'), (('D',), 'knit-delta-gz'),
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(('F',), 'knit-delta-gz'), (('C',), 'knit-delta-gz')],
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[(b'D',), (b'C',), (b'E',), (b'F',)], 'unordered', False)]
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self.assertEqual([((b'E',), 'knit-delta-gz'), ((b'D',), 'knit-delta-gz'),
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((b'F',), 'knit-delta-gz'), ((b'C',), 'knit-delta-gz')],
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target_branch.lock_write()
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self.addCleanup(target_branch.unlock)
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target = target_branch.repository
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target.fetch(source, revision_id='F')
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target.fetch(source, revision_id=b'F')
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# 'C' should be expanded to a fulltext, but D and E should still be
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stream = target.inventories.get_record_stream(
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[('C',), ('D',), ('E',), ('F',)],
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[(b'C',), (b'D',), (b'E',), (b'F',)],
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'unordered', False)
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kinds = dict((record.key, record.storage_kind) for record in stream)
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self.assertEqual({('C',): 'knit-ft-gz', ('D',): 'knit-delta-gz',
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('E',): 'knit-delta-gz', ('F',): 'knit-delta-gz'},
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self.assertEqual({(b'C',): 'knit-ft-gz', (b'D',): 'knit-delta-gz',
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(b'E',): 'knit-delta-gz', (b'F',): 'knit-delta-gz'},
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473
def test_fetch_order_AB(self):
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"""See do_fetch_order_test"""
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self.do_fetch_order_test('A', 'B')
475
self.do_fetch_order_test(b'A', b'B')
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477
def test_fetch_order_BA(self):
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"""See do_fetch_order_test"""
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self.do_fetch_order_test('B', 'A')
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self.do_fetch_order_test(b'B', b'A')
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def get_parents(self, file_id, revision_id):
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self.repo.lock_read()
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parent_map = self.repo.texts.get_parent_map([(file_id, revision_id)])
484
parent_map = self.repo.texts.get_parent_map(
485
[(file_id, revision_id)])
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return parent_map[(file_id, revision_id)]
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self.repo.unlock()
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def test_fetch_ghosts(self):
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self.make_tree_and_repo()
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self.tree.commit('first commit', rev_id='left-parent')
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self.tree.add_parent_tree_id('ghost-parent')
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fork = self.tree.bzrdir.sprout('fork', 'null:').open_workingtree()
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fork.commit('not a ghost', rev_id='not-ghost-parent')
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self.tree.commit('first commit', rev_id=b'left-parent')
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self.tree.add_parent_tree_id(b'ghost-parent')
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fork = self.tree.controldir.sprout('fork', b'null:').open_workingtree()
495
fork.commit('not a ghost', rev_id=b'not-ghost-parent')
487
496
self.tree.branch.repository.fetch(fork.branch.repository,
489
self.tree.add_parent_tree_id('not-ghost-parent')
490
self.tree.commit('second commit', rev_id='second-id')
491
self.repo.fetch(self.tree.branch.repository, 'second-id')
492
root_id = self.tree.get_root_id()
498
self.tree.add_parent_tree_id(b'not-ghost-parent')
499
self.tree.commit('second commit', rev_id=b'second-id')
500
self.repo.fetch(self.tree.branch.repository, b'second-id')
501
root_id = self.tree.path2id('')
493
502
self.assertEqual(
494
((root_id, 'left-parent'), (root_id, 'not-ghost-parent')),
495
self.get_parents(root_id, 'second-id'))
503
((root_id, b'left-parent'), (root_id, b'not-ghost-parent')),
504
self.get_parents(root_id, b'second-id'))
497
506
def make_two_commits(self, change_root, fetch_twice):
498
507
self.make_tree_and_repo()
499
self.tree.commit('first commit', rev_id='first-id')
508
self.tree.commit('first commit', rev_id=b'first-id')
501
self.tree.set_root_id('unique-id')
502
self.tree.commit('second commit', rev_id='second-id')
510
self.tree.set_root_id(b'unique-id')
511
self.tree.commit('second commit', rev_id=b'second-id')
504
self.repo.fetch(self.tree.branch.repository, 'first-id')
505
self.repo.fetch(self.tree.branch.repository, 'second-id')
513
self.repo.fetch(self.tree.branch.repository, b'first-id')
514
self.repo.fetch(self.tree.branch.repository, b'second-id')
507
516
def test_fetch_changed_root(self):
508
517
self.make_two_commits(change_root=True, fetch_twice=False)
509
self.assertEqual((), self.get_parents('unique-id', 'second-id'))
518
self.assertEqual((), self.get_parents(b'unique-id', b'second-id'))
511
520
def test_two_fetch_changed_root(self):
512
521
self.make_two_commits(change_root=True, fetch_twice=True)
513
self.assertEqual((), self.get_parents('unique-id', 'second-id'))
522
self.assertEqual((), self.get_parents(b'unique-id', b'second-id'))
515
524
def test_two_fetches(self):
516
525
self.make_two_commits(change_root=False, fetch_twice=True)
517
self.assertEqual((('TREE_ROOT', 'first-id'),),
518
self.get_parents('TREE_ROOT', 'second-id'))
526
self.assertEqual(((b'TREE_ROOT', b'first-id'),),
527
self.get_parents(b'TREE_ROOT', b'second-id'))