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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.merge import merge
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from bzrlib.clone import copy_branch
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from bzrlib.selftest import TestCaseInTempDir
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from bzrlib.selftest.HTTPTestUtil import TestCaseWithWebserver
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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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self.assertFalse(has_revision(br_b, br_a.revision_history()[3]))
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self.assert_(has_revision(br_b, br_a.revision_history()[2]))
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self.assertEquals(len(br_b.revision_history()), 7)
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self.assertEquals(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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self.assertEquals(len(br_b.revision_history()), 7)
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self.assertFalse(has_revision(br_b, br_a.revision_history()[3]))
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self.assertEquals(len(br_b.revision_history()), 7)
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self.assertEquals(greedy_fetch(br_b, br_a, br_a.revision_history()[3])[0], 1)
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self.assert_(has_revision(br_b, 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.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 reference from the inventory 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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self.assert_(has_revision(br_a, br_b.revision_history()[3]))
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self.assert_(has_revision(br_a, br_b.revision_history()[4]))
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br_b2 = new_branch('br_b2')
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self.assertEquals(greedy_fetch(br_b2, br_b)[0], 7)
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self.assert_(has_revision(br_b2, br_b.revision_history()[4]))
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self.assert_(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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br_a2 = new_branch('br_a2')
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self.assertEquals(greedy_fetch(br_a2, br_a)[0], 9)
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self.assert_(has_revision(br_a2, br_b.revision_history()[4]))
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self.assert_(has_revision(br_a2, br_a.revision_history()[3]))
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self.assert_(has_revision(br_a2, br_a.revision_history()[2]))
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br_a3 = new_branch('br_a3')
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self.assertEquals(greedy_fetch(br_a3, br_a2)[0], 0)
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for revno in range(4):
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self.assertFalse(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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self.assertEquals(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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#TODO: test that fetch correctly does reweaving when needed. RBC 20051008
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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(name, init=True)
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#highest indices a: 5, b: 7
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br_a, br_b = make_branches()
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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()))
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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(self)
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fetch_steps(self, br_a, br_b, br_a)
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class TestMergeFetch(TestCaseInTempDir):
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def test_merge_fetches_unrelated(self):
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"""Merge brings across history from unrelated source"""
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br1 = Branch.initialize('br1')
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br1.working_tree().commit(message='rev 1-1', rev_id='1-1')
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br1.working_tree().commit(message='rev 1-2', rev_id='1-2')
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br2 = Branch.initialize('br2')
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br2.working_tree().commit(message='rev 2-1', rev_id='2-1')
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merge(other_revision=['br1', -1], base_revision=['br1', 0],
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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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br1 = Branch.initialize('br1')
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br1.working_tree().commit(message='rev 1-1', rev_id='1-1')
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copy_branch(br1, 'br2')
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br2 = Branch.open('br2')
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br1.working_tree().commit(message='rev 1-2', rev_id='1-2')
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br2.working_tree().commit(message='rev 2-1', rev_id='2-1')
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merge(other_revision=['br1', -1], base_revision=[None, None],
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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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self.assertTrue(br2.has_revision(rev_id))
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rev = br2.get_revision(rev_id)
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self.assertEqual(rev.revision_id, rev_id)
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self.assertTrue(br2.get_inventory(rev_id))
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class TestMergeFileHistory(TestCaseInTempDir):
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TestCaseInTempDir.setUp(self)
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br1 = Branch.initialize('br1')
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self.build_tree_contents([('br1/file', 'original contents\n')])
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br1.add(['file'], ['this-file-id'])
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br1.working_tree().commit(message='rev 1-1', rev_id='1-1')
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copy_branch(br1, 'br2')
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br2 = Branch.open('br2')
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self.build_tree_contents([('br1/file', 'original from 1\n')])
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br1.working_tree().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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br1.working_tree().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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br2.working_tree().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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br2.working_tree().commit(message='rev 2-2', rev_id='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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br2 = Branch.open('br2')
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merge(other_revision=['br1', -1], base_revision=[None, None],
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for rev_id, text in [('1-2', 'original from 1\n'),
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('1-3', 'agreement\n'),
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('2-1', 'contents in 2\n'),
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('2-2', 'agreement\n')]:
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self.assertEqualDiff(br2.revision_tree(rev_id).get_file_text('this-file-id'),
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class TestHttpFetch(TestCaseWithWebserver):
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super(TestHttpFetch, self).setUp()
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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(self)
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br_rem_a = Branch.open(self.get_remote_url(br_a._transport.base))
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fetch_steps(self, br_rem_a, br_b, br_a)
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def log(self, *args):
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"""Capture web server log messages for introspection."""
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super(TestHttpFetch, self).log(*args)
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if args[0].startswith("webserver"):
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self.weblogs.append(args[0])
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def test_weaves_are_retrieved_once(self):
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self.build_tree(("source/", "source/file", "target/"))
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branch = Branch.initialize("source")
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branch.add(["file"], ["id"])
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branch.working_tree().commit("added file")
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print >>open("source/file", 'w'), "blah"
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branch.working_tree().commit("changed file")
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target = Branch.initialize("target/")
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source = Branch.open(self.get_remote_url("source/"))
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self.assertEqual(greedy_fetch(target, source), (2, []))
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# this is the path to the literal file. As format changes
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# occur it needs to be updated. FIXME: ask the store for the
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weave_suffix = 'weaves/ce/id.weave HTTP/1.1" 200 -'
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len([log for log in self.weblogs if log.endswith(weave_suffix)]))
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inventory_weave_suffix = 'inventory.weave HTTP/1.1" 200 -'
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len([log for log in self.weblogs if log.endswith(
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inventory_weave_suffix)]))
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# this r-h check test will prevent regressions, but it currently already
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# passes, before the patch to cache-rh is applied :[
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revision_history_suffix = 'revision-history HTTP/1.1" 200 -'
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len([log for log in self.weblogs if log.endswith(
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revision_history_suffix)]))
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# check there is nothing more to fetch
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source = Branch.open(self.get_remote_url("source/"))
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self.assertEqual(greedy_fetch(target, source), (0, []))
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self.failUnless(self.weblogs[0].endswith('branch-format HTTP/1.1" 200 -'))
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self.failUnless(self.weblogs[1].endswith('revision-history HTTP/1.1" 200 -'))
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self.assertEqual(2, len(self.weblogs))