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Viewing changes to bzrlib/tests/test_fetch.py

(jelmer) Deprecate Branch.revision_history(). (Jelmer Vernooij)

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bzrlib/tests/test_fetch.py
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    bzrdir,
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    errors,
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    osutils,
 
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    revision as _mod_revision,
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    versionedfile,
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    )
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from bzrlib.branch import Branch
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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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    branch.lock_read()
 
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    try:
 
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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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    finally:
 
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        branch.unlock()
 
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    history.reverse()
 
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    return history
 
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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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    br_b4.fetch(br_b)
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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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    br_b2.fetch(br_b)
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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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    br_a2.fetch(br_a)
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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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    br_a3.fetch(br_a2)
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    for revno in range(4):
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        self.assertFalse(
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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')