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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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import bzrlib.errors
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from bzrlib.selftest.testrevision import make_branches
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from bzrlib.trace import mutter
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from bzrlib.branch import Branch
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from bzrlib.fetch import greedy_fetch
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from bzrlib.selftest import TestCaseInTempDir
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def has_revision(branch, revision_id):
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branch.get_revision_xml_file(revision_id)
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except bzrlib.errors.NoSuchRevision:
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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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return Branch.initialize(name)
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class TestFetch(TestCaseInTempDir):
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from bzrlib.fetch import greedy_fetch, has_revision
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return Branch.initialize(name)
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assert not has_revision(br_b, br_a.revision_history()[3])
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assert has_revision(br_b, br_a.revision_history()[2])
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assert len(br_b.revision_history()) == 7
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assert greedy_fetch(br_b, br_a, br_a.revision_history()[2])[0] == 0
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# greedy_fetch is not supposed to alter the revision history
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assert len(br_b.revision_history()) == 7
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assert not has_revision(br_b, br_a.revision_history()[3])
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assert len(br_b.revision_history()) == 7
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assert greedy_fetch(br_b, br_a, br_a.revision_history()[3])[0] == 1
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assert has_revision(br_b, br_a.revision_history()[3])
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assert not has_revision(br_a, br_b.revision_history()[6])
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assert has_revision(br_a, br_b.revision_history()[5])
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# When a non-branch ancestor is missing, it should be unlisted...
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# as its not present in the ancestry weave.
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br_b4 = new_branch('br_4')
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count, failures = greedy_fetch(br_b4, br_b)
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self.assertEqual(count, 7)
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self.assertEqual(failures, [])
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self.assertEqual(greedy_fetch(writable_a, br_b)[0], 1)
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assert has_revision(br_a, br_b.revision_history()[3])
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assert has_revision(br_a, br_b.revision_history()[4])
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br_b2 = new_branch('br_b2')
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assert greedy_fetch(br_b2, br_b)[0] == 7
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assert has_revision(br_b2, br_b.revision_history()[4])
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assert has_revision(br_b2, br_a.revision_history()[2])
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assert not has_revision(br_b2, br_a.revision_history()[3])
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br_a2 = new_branch('br_a2')
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assert greedy_fetch(br_a2, br_a)[0] == 9
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assert has_revision(br_a2, br_b.revision_history()[4])
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assert has_revision(br_a2, br_a.revision_history()[3])
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assert has_revision(br_a2, br_a.revision_history()[2])
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br_a3 = new_branch('br_a3')
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assert greedy_fetch(br_a3, br_a2)[0] == 0
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for revno in range(4):
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assert not has_revision(br_a3, br_a.revision_history()[revno])
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self.assertEqual(greedy_fetch(br_a3, br_a2, br_a.revision_history()[2])[0], 3)
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fetched = greedy_fetch(br_a3, br_a2, br_a.revision_history()[3])[0]
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assert fetched == 3, "fetched %d instead of 3" % fetched
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# InstallFailed should be raised if the branch is missing the revision
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self.assertRaises(bzrlib.errors.InstallFailed, greedy_fetch, br_a3,
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# InstallFailed should be raised if the branch is missing a revision
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# from its own revision history
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br_a2.append_revision('a-b-c')
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self.assertRaises(bzrlib.errors.InstallFailed, greedy_fetch, br_a3,
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class TestFetch(TestCaseInTempDir):
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def test_fetch(self):
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#highest indices a: 5, b: 7
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br_a, br_b = make_branches()
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fetch_steps(self, br_a, br_b, br_a)
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assert not has_revision(br_b, br_a.revision_history()[3])
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assert has_revision(br_b, br_a.revision_history()[2])
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assert len(br_b.revision_history()) == 7
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assert greedy_fetch(br_b, br_a, br_a.revision_history()[2])[0] == 0
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# greedy_fetch is not supposed to alter the revision history
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assert len(br_b.revision_history()) == 7
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assert not has_revision(br_b, br_a.revision_history()[3])
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assert len(br_b.revision_history()) == 7
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assert greedy_fetch(br_b, br_a, br_a.revision_history()[3])[0] == 1
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assert has_revision(br_b, br_a.revision_history()[3])
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assert not has_revision(br_a, br_b.revision_history()[3])
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assert not has_revision(br_a, br_b.revision_history()[4])
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# When a non-branch ancestor is missing, it should be a failure, not
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br_a4 = new_branch('br_a4')
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count, failures = greedy_fetch(br_a4, br_a)
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assert failures == set((br_b.revision_history()[4],
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br_b.revision_history()[5]))
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assert greedy_fetch(br_a, br_b)[0] == 4
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assert has_revision(br_a, br_b.revision_history()[3])
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assert has_revision(br_a, br_b.revision_history()[4])
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br_b2 = new_branch('br_b2')
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assert greedy_fetch(br_b2, br_b)[0] == 7
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assert has_revision(br_b2, br_b.revision_history()[4])
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assert has_revision(br_b2, br_a.revision_history()[2])
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assert not has_revision(br_b2, br_a.revision_history()[3])
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br_a2 = new_branch('br_a2')
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assert greedy_fetch(br_a2, br_a)[0] == 9
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assert has_revision(br_a2, br_b.revision_history()[4])
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assert has_revision(br_a2, br_a.revision_history()[3])
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br_a3 = new_branch('br_a3')
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assert greedy_fetch(br_a3, br_a2)[0] == 0
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for revno in range(4):
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assert not has_revision(br_a3, br_a.revision_history()[revno])
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assert greedy_fetch(br_a3, br_a2, br_a.revision_history()[2])[0] == 3
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fetched = greedy_fetch(br_a3, br_a2, br_a.revision_history()[3])[0]
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assert fetched == 3, "fetched %d instead of 3" % fetched
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# InstallFailed should be raised if the branch is missing the revision
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self.assertRaises(bzrlib.errors.InstallFailed, greedy_fetch, br_a3,
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# InstallFailed should be raised if the branch is missing a revision
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# from its own revision history
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br_a2.append_revision('a-b-c')
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self.assertRaises(bzrlib.errors.InstallFailed, greedy_fetch, br_a3,
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if __name__ == '__main__':
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sys.exit(unittest.run_suite(unittest.makeSuite()))
added
removed
bzrlib/selftest/testfetch.py
