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# Copyright (C) 2005, 2007, 2010 Canonical Ltd
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# Copyright (C) 2005-2011 Canonical Ltd
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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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# 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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from bzrlib import (
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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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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.assertEquals(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.assertEquals(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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for revno in range(4):
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br_a3.repository.has_revision(br_a.revision_history()[revno]))
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br_a3.fetch(br_a2, br_a.revision_history()[2])
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br_a3.repository.has_revision(revision_history(br_a)[revno]))
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br_a3.fetch(br_a2, revision_history(br_a)[2])
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# pull the 3 revisions introduced by a@u-0-3
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br_a3.fetch(br_a2, br_a.revision_history()[3])
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br_a3.fetch(br_a2, revision_history(br_a)[3])
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# NoSuchRevision should be raised if the branch is missing the revision
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# that was requested.
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self.assertRaises(errors.NoSuchRevision, br_a3.fetch, br_a2, 'pizza')