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# Copyright (C) 2005-2010 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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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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revision as _mod_revision,
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from bzrlib.tests import TestCase, TestCaseWithTransport
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from bzrlib.revisionspec import (
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def spec_in_history(spec, branch):
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"""A simple helper to change a revision spec into a branch search"""
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return RevisionSpec.from_string(spec).in_history(branch)
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# Basic class, which just creates a really basic set of revisions
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class TestRevisionSpec(TestCaseWithTransport):
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super(TestRevisionSpec, self).setUp()
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# this sets up a revision graph:
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self.tree = self.make_branch_and_tree('tree')
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self.build_tree(['tree/a'])
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self.tree.lock_write()
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self.addCleanup(self.tree.unlock)
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self.tree.commit('a', rev_id='r1')
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self.tree2 = self.tree.bzrdir.sprout('tree2').open_workingtree()
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self.tree2.commit('alt', rev_id='alt_r2')
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self.tree.merge_from_branch(self.tree2.branch)
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self.tree.commit('second', rev_id='r2')
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def get_in_history(self, revision_spec):
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return spec_in_history(revision_spec, self.tree.branch)
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def assertInHistoryIs(self, exp_revno, exp_revision_id, revision_spec):
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rev_info = self.get_in_history(revision_spec)
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self.assertEqual(exp_revno, rev_info.revno,
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'Revision spec: %r returned wrong revno: %r != %r'
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% (revision_spec, exp_revno, rev_info.revno))
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self.assertEqual(exp_revision_id, rev_info.rev_id,
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'Revision spec: %r returned wrong revision id:'
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% (revision_spec, exp_revision_id, rev_info.rev_id))
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def assertInvalid(self, revision_spec, extra='',
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invalid_as_revision_id=True):
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self.get_in_history(revision_spec)
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except errors.InvalidRevisionSpec, e:
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self.assertEqual(revision_spec, e.spec)
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self.assertEqual(extra, e.extra)
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self.fail('Expected InvalidRevisionSpec to be raised for'
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' %r.in_history' % (revision_spec,))
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if invalid_as_revision_id:
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spec = RevisionSpec.from_string(revision_spec)
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spec.as_revision_id(self.tree.branch)
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except errors.InvalidRevisionSpec, e:
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self.assertEqual(revision_spec, e.spec)
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self.assertEqual(extra, e.extra)
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self.fail('Expected InvalidRevisionSpec to be raised for'
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' %r.as_revision_id' % (revision_spec,))
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def assertAsRevisionId(self, revision_id, revision_spec):
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"""Calling as_revision_id() should return the specified id."""
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spec = RevisionSpec.from_string(revision_spec)
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self.assertEqual(revision_id,
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spec.as_revision_id(self.tree.branch))
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def get_as_tree(self, revision_spec, tree=None):
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spec = RevisionSpec.from_string(revision_spec)
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return spec.as_tree(tree.branch)
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class RevisionSpecMatchOnTrap(RevisionSpec):
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def _match_on(self, branch, revs):
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self.last_call = (branch, revs)
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return super(RevisionSpecMatchOnTrap, self)._match_on(branch, revs)
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class TestRevisionSpecBase(TestRevisionSpec):
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def test_wants_revision_history(self):
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# If wants_revision_history = True, then _match_on should get the
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# branch revision history
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spec = RevisionSpecMatchOnTrap('foo', _internal=True)
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spec.in_history(self.tree.branch)
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self.assertEqual((self.tree.branch, ['r1' ,'r2']),
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def test_wants_no_revision_history(self):
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# If wants_revision_history = False, then _match_on should get None for
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# the branch revision history
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spec = RevisionSpecMatchOnTrap('foo', _internal=True)
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spec.wants_revision_history = False
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spec.in_history(self.tree.branch)
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self.assertEqual((self.tree.branch, None), spec.last_call)
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class TestOddRevisionSpec(TestRevisionSpec):
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"""Test things that aren't normally thought of as revision specs"""
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self.assertInHistoryIs(None, None, None)
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def test_object(self):
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self.assertRaises(TypeError, RevisionSpec.from_string, object())
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class TestRevisionSpec_dwim(TestRevisionSpec):
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# Don't need to test revno's explicitly since TRS_revno already
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# covers that well for us
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def test_dwim_spec_revno(self):
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self.assertInHistoryIs(2, 'r2', '2')
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self.assertAsRevisionId('alt_r2', '1.1.1')
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def test_dwim_spec_revid(self):
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self.assertInHistoryIs(2, 'r2', 'r2')
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def test_dwim_spec_tag(self):
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self.tree.branch.tags.set_tag('footag', 'r1')
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self.assertAsRevisionId('r1', 'footag')
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self.tree.branch.tags.delete_tag('footag')
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self.assertRaises(errors.InvalidRevisionSpec,
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self.get_in_history, 'footag')
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def test_dwim_spec_tag_that_looks_like_revno(self):
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# Test that we slip past revno with things that look like revnos,
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# but aren't. Tags are convenient for testing this since we can
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# make them look however we want.
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self.tree.branch.tags.set_tag('3', 'r2')
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self.assertAsRevisionId('r2', '3')
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self.build_tree(['tree/b'])
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self.tree.commit('b', rev_id='r3')
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self.assertAsRevisionId('r3', '3')
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def test_dwim_spec_date(self):
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self.assertAsRevisionId('r1', 'today')
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def test_dwim_spec_branch(self):
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self.assertInHistoryIs(None, 'alt_r2', 'tree2')
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def test_dwim_spec_nonexistent(self):
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self.assertInvalid('somethingrandom', invalid_as_revision_id=False)
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self.assertInvalid('-1.1', invalid_as_revision_id=False)
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self.assertInvalid('.1', invalid_as_revision_id=False)
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self.assertInvalid('1..1', invalid_as_revision_id=False)
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self.assertInvalid('1.2..1', invalid_as_revision_id=False)
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self.assertInvalid('1.', invalid_as_revision_id=False)
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class TestRevisionSpec_revno(TestRevisionSpec):
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def test_positive_int(self):
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self.assertInHistoryIs(0, 'null:', '0')
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self.assertInHistoryIs(1, 'r1', '1')
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self.assertInHistoryIs(2, 'r2', '2')
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self.assertInvalid('3')
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def test_dotted_decimal(self):
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self.assertInHistoryIs(None, 'alt_r2', '1.1.1')
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self.assertInvalid('1.1.123')
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def test_negative_int(self):
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self.assertInHistoryIs(2, 'r2', '-1')
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self.assertInHistoryIs(1, 'r1', '-2')
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self.assertInHistoryIs(1, 'r1', '-3')
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self.assertInHistoryIs(1, 'r1', '-4')
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self.assertInHistoryIs(1, 'r1', '-100')
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def test_positive(self):
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self.assertInHistoryIs(0, 'null:', 'revno:0')
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self.assertInHistoryIs(1, 'r1', 'revno:1')
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self.assertInHistoryIs(2, 'r2', 'revno:2')
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self.assertInvalid('revno:3')
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def test_negative(self):
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self.assertInHistoryIs(2, 'r2', 'revno:-1')
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self.assertInHistoryIs(1, 'r1', 'revno:-2')
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self.assertInHistoryIs(1, 'r1', 'revno:-3')
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self.assertInHistoryIs(1, 'r1', 'revno:-4')
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def test_invalid_number(self):
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# Get the right exception text
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except ValueError, e:
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self.assertInvalid('revno:X', extra='\n' + str(e))
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def test_missing_number_and_branch(self):
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self.assertInvalid('revno::',
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extra='\ncannot have an empty revno and no branch')
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def test_invalid_number_with_branch(self):
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except ValueError, e:
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self.assertInvalid('revno:X:tree2', extra='\n' + str(e))
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def test_non_exact_branch(self):
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# It seems better to require an exact path to the branch
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# Branch.open() rather than using Branch.open_containing()
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spec = RevisionSpec.from_string('revno:2:tree2/a')
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self.assertRaises(errors.NotBranchError,
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spec.in_history, self.tree.branch)
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def test_with_branch(self):
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# Passing a URL overrides the supplied branch path
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revinfo = self.get_in_history('revno:2:tree2')
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self.assertNotEqual(self.tree.branch.base, revinfo.branch.base)
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self.assertEqual(self.tree2.branch.base, revinfo.branch.base)
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self.assertEqual(2, revinfo.revno)
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self.assertEqual('alt_r2', revinfo.rev_id)
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def test_int_with_branch(self):
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revinfo = self.get_in_history('2:tree2')
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self.assertNotEqual(self.tree.branch.base, revinfo.branch.base)
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self.assertEqual(self.tree2.branch.base, revinfo.branch.base)
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self.assertEqual(2, revinfo.revno)
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self.assertEqual('alt_r2', revinfo.rev_id)
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def test_with_url(self):
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url = self.get_url() + '/tree2'
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revinfo = self.get_in_history('revno:2:%s' % (url,))
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self.assertNotEqual(self.tree.branch.base, revinfo.branch.base)
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self.assertEqual(self.tree2.branch.base, revinfo.branch.base)
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self.assertEqual(2, revinfo.revno)
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self.assertEqual('alt_r2', revinfo.rev_id)
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def test_negative_with_url(self):
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url = self.get_url() + '/tree2'
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revinfo = self.get_in_history('revno:-1:%s' % (url,))
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self.assertNotEqual(self.tree.branch.base, revinfo.branch.base)
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self.assertEqual(self.tree2.branch.base, revinfo.branch.base)
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self.assertEqual(2, revinfo.revno)
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self.assertEqual('alt_r2', revinfo.rev_id)
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def test_different_history_lengths(self):
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# Make sure we use the revisions and offsets in the supplied branch
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# not the ones in the original branch.
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self.tree2.commit('three', rev_id='r3')
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self.assertInHistoryIs(3, 'r3', 'revno:3:tree2')
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self.assertInHistoryIs(3, 'r3', 'revno:-1:tree2')
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def test_invalid_branch(self):
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self.assertRaises(errors.NotBranchError,
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self.get_in_history, 'revno:-1:tree3')
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def test_invalid_revno_in_branch(self):
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self.tree.commit('three', rev_id='r3')
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self.assertInvalid('revno:3:tree2')
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def test_revno_n_path(self):
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"""Old revno:N:path tests"""
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wta = self.make_branch_and_tree('a')
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wta.commit('Commit one', rev_id='a@r-0-1')
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wta.commit('Commit two', rev_id='a@r-0-2')
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wta.commit('Commit three', rev_id='a@r-0-3')
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wtb = self.make_branch_and_tree('b')
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wtb.commit('Commit one', rev_id='b@r-0-1')
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wtb.commit('Commit two', rev_id='b@r-0-2')
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wtb.commit('Commit three', rev_id='b@r-0-3')
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self.assertEqual((1, 'a@r-0-1'),
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spec_in_history('revno:1:a/', ba))
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# The argument of in_history should be ignored since it is
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# redundant with the path in the spec.
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self.assertEqual((1, 'a@r-0-1'),
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spec_in_history('revno:1:a/', None))
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self.assertEqual((1, 'a@r-0-1'),
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spec_in_history('revno:1:a/', bb))
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self.assertEqual((2, 'b@r-0-2'),
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spec_in_history('revno:2:b/', None))
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def test_as_revision_id(self):
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self.assertAsRevisionId('null:', '0')
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self.assertAsRevisionId('r1', '1')
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self.assertAsRevisionId('r2', '2')
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self.assertAsRevisionId('r1', '-2')
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self.assertAsRevisionId('r2', '-1')
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self.assertAsRevisionId('alt_r2', '1.1.1')
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def test_as_tree(self):
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tree = self.get_as_tree('0')
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self.assertEquals(_mod_revision.NULL_REVISION, tree.get_revision_id())
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tree = self.get_as_tree('1')
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self.assertEquals('r1', tree.get_revision_id())
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tree = self.get_as_tree('2')
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self.assertEquals('r2', tree.get_revision_id())
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tree = self.get_as_tree('-2')
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self.assertEquals('r1', tree.get_revision_id())
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tree = self.get_as_tree('-1')
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self.assertEquals('r2', tree.get_revision_id())
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tree = self.get_as_tree('1.1.1')
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self.assertEquals('alt_r2', tree.get_revision_id())
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class TestRevisionSpec_revid(TestRevisionSpec):
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def test_in_history(self):
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# We should be able to access revisions that are directly
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self.assertInHistoryIs(1, 'r1', 'revid:r1')
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self.assertInHistoryIs(2, 'r2', 'revid:r2')
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def test_missing(self):
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self.assertInvalid('revid:r3', invalid_as_revision_id=False)
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def test_merged(self):
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"""We can reach revisions in the ancestry"""
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self.assertInHistoryIs(None, 'alt_r2', 'revid:alt_r2')
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def test_not_here(self):
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self.tree2.commit('alt third', rev_id='alt_r3')
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# It exists in tree2, but not in tree
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self.assertInvalid('revid:alt_r3', invalid_as_revision_id=False)
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def test_in_repository(self):
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"""We can get any revision id in the repository"""
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# XXX: This may change in the future, but for now, it is true
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self.tree2.commit('alt third', rev_id='alt_r3')
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self.tree.branch.repository.fetch(self.tree2.branch.repository,
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revision_id='alt_r3')
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self.assertInHistoryIs(None, 'alt_r3', 'revid:alt_r3')
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def test_unicode(self):
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"""We correctly convert a unicode ui string to an encoded revid."""
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revision_id = u'\N{SNOWMAN}'.encode('utf-8')
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self.tree.commit('unicode', rev_id=revision_id)
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self.assertInHistoryIs(3, revision_id, u'revid:\N{SNOWMAN}')
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self.assertInHistoryIs(3, revision_id, 'revid:' + revision_id)
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def test_as_revision_id(self):
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self.assertAsRevisionId('r1', 'revid:r1')
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self.assertAsRevisionId('r2', 'revid:r2')
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self.assertAsRevisionId('alt_r2', 'revid:alt_r2')
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class TestRevisionSpec_last(TestRevisionSpec):
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def test_positive(self):
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self.assertInHistoryIs(2, 'r2', 'last:1')
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self.assertInHistoryIs(1, 'r1', 'last:2')
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self.assertInHistoryIs(0, 'null:', 'last:3')
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def test_empty(self):
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self.assertInHistoryIs(2, 'r2', 'last:')
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def test_negative(self):
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self.assertInvalid('last:-1',
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extra='\nyou must supply a positive value')
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def test_missing(self):
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self.assertInvalid('last:4')
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def test_no_history(self):
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tree = self.make_branch_and_tree('tree3')
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self.assertRaises(errors.NoCommits,
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spec_in_history, 'last:', tree.branch)
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def test_not_a_number(self):
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except ValueError, e:
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self.assertInvalid('last:Y', extra='\n' + str(e))
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def test_as_revision_id(self):
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self.assertAsRevisionId('r2', 'last:1')
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self.assertAsRevisionId('r1', 'last:2')
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class TestRevisionSpec_before(TestRevisionSpec):
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self.assertInHistoryIs(1, 'r1', 'before:2')
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self.assertInHistoryIs(1, 'r1', 'before:-1')
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def test_before_one(self):
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self.assertInHistoryIs(0, 'null:', 'before:1')
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def test_before_none(self):
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self.assertInvalid('before:0',
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extra='\ncannot go before the null: revision')
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def test_revid(self):
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self.assertInHistoryIs(1, 'r1', 'before:revid:r2')
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self.assertInHistoryIs(1, 'r1', 'before:last:1')
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def test_alt_revid(self):
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# This will grab the left-most ancestor for alternate histories
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self.assertInHistoryIs(1, 'r1', 'before:revid:alt_r2')
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def test_alt_no_parents(self):
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new_tree = self.make_branch_and_tree('new_tree')
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new_tree.commit('first', rev_id='new_r1')
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self.tree.branch.repository.fetch(new_tree.branch.repository,
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revision_id='new_r1')
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self.assertInHistoryIs(0, 'null:', 'before:revid:new_r1')
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def test_as_revision_id(self):
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self.assertAsRevisionId('r1', 'before:revid:r2')
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self.assertAsRevisionId('r1', 'before:2')
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self.assertAsRevisionId('r1', 'before:1.1.1')
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self.assertAsRevisionId('r1', 'before:revid:alt_r2')
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class TestRevisionSpec_tag(TestRevisionSpec):
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def make_branch_and_tree(self, relpath):
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# override format as the default one may not support tags
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return TestRevisionSpec.make_branch_and_tree(
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self, relpath, format='dirstate-tags')
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def test_from_string_tag(self):
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spec = RevisionSpec.from_string('tag:bzr-0.14')
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self.assertIsInstance(spec, RevisionSpec_tag)
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self.assertEqual(spec.spec, 'bzr-0.14')
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def test_lookup_tag(self):
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self.tree.branch.tags.set_tag('bzr-0.14', 'r1')
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self.assertInHistoryIs(1, 'r1', 'tag:bzr-0.14')
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self.tree.branch.tags.set_tag('null_rev', 'null:')
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self.assertInHistoryIs(0, 'null:', 'tag:null_rev')
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def test_failed_lookup(self):
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# tags that don't exist give a specific message: arguably we should
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# just give InvalidRevisionSpec but I think this is more helpful
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self.assertRaises(errors.NoSuchTag,
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'tag:some-random-tag')
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def test_as_revision_id(self):
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self.tree.branch.tags.set_tag('my-tag', 'r2')
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self.tree.branch.tags.set_tag('null_rev', 'null:')
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self.assertAsRevisionId('r2', 'tag:my-tag')
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self.assertAsRevisionId('null:', 'tag:null_rev')
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self.assertAsRevisionId('r1', 'before:tag:my-tag')
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class TestRevisionSpec_date(TestRevisionSpec):
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super(TestRevisionSpec, self).setUp()
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new_tree = self.make_branch_and_tree('new_tree')
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new_tree.commit('Commit one', rev_id='new_r1',
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timestamp=time.time() - 60*60*24)
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new_tree.commit('Commit two', rev_id='new_r2')
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new_tree.commit('Commit three', rev_id='new_r3')
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def test_tomorrow(self):
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self.assertInvalid('date:tomorrow')
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def test_today(self):
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self.assertInHistoryIs(2, 'new_r2', 'date:today')
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self.assertInHistoryIs(1, 'new_r1', 'before:date:today')
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def test_yesterday(self):
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self.assertInHistoryIs(1, 'new_r1', 'date:yesterday')
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def test_invalid(self):
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self.assertInvalid('date:foobar', extra='\ninvalid date')
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# You must have '-' between year/month/day
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self.assertInvalid('date:20040404', extra='\ninvalid date')
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# Need 2 digits for each date piece
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self.assertInvalid('date:2004-4-4', extra='\ninvalid date')
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now = datetime.datetime.now()
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self.assertInHistoryIs(2, 'new_r2',
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'date:%04d-%02d-%02d' % (now.year, now.month, now.day))
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def test_as_revision_id(self):
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self.assertAsRevisionId('new_r2', 'date:today')
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class TestRevisionSpec_ancestor(TestRevisionSpec):
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def test_non_exact_branch(self):
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# It seems better to require an exact path to the branch
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# Branch.open() rather than using Branch.open_containing()
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self.assertRaises(errors.NotBranchError,
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self.get_in_history, 'ancestor:tree2/a')
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def test_simple(self):
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# Common ancestor of trees is 'alt_r2'
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self.assertInHistoryIs(None, 'alt_r2', 'ancestor:tree2')
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# Going the other way, we get a valid revno
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self.tree = self.tree2
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self.assertInHistoryIs(2, 'alt_r2', 'ancestor:tree')
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self.assertInHistoryIs(2, 'r2', 'ancestor:tree')
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def test_unrelated(self):
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new_tree = self.make_branch_and_tree('new_tree')
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new_tree.commit('Commit one', rev_id='new_r1')
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new_tree.commit('Commit two', rev_id='new_r2')
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new_tree.commit('Commit three', rev_id='new_r3')
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# With no common ancestor, we should raise another user error
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self.assertRaises(errors.NoCommonAncestor,
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self.get_in_history, 'ancestor:new_tree')
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def test_no_commits(self):
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new_tree = self.make_branch_and_tree('new_tree')
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self.assertRaises(errors.NoCommits,
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spec_in_history, 'ancestor:new_tree',
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self.assertRaises(errors.NoCommits,
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spec_in_history, 'ancestor:tree',
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def test_as_revision_id(self):
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self.assertAsRevisionId('alt_r2', 'ancestor:tree2')
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def test_default(self):
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# We don't have a parent to default to
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self.assertRaises(errors.NotBranchError, self.get_in_history,
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# Create a branch with a parent to default to
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tree3 = self.tree.bzrdir.sprout('tree3').open_workingtree()
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tree3.commit('foo', rev_id='r3')
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self.assertInHistoryIs(2, 'r2', 'ancestor:')
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class TestRevisionSpec_branch(TestRevisionSpec):
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def test_non_exact_branch(self):
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# It seems better to require an exact path to the branch
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# Branch.open() rather than using Branch.open_containing()
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self.assertRaises(errors.NotBranchError,
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self.get_in_history, 'branch:tree2/a')
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def test_simple(self):
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self.assertInHistoryIs(None, 'alt_r2', 'branch:tree2')
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self.assertInHistoryIs(2, 'r2', 'branch:tree')
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def test_unrelated(self):
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new_tree = self.make_branch_and_tree('new_tree')
610
new_tree.commit('Commit one', rev_id='new_r1')
611
new_tree.commit('Commit two', rev_id='new_r2')
612
new_tree.commit('Commit three', rev_id='new_r3')
614
self.assertInHistoryIs(None, 'new_r3', 'branch:new_tree')
616
# XXX: Right now, we use fetch() to make sure the remote revisions
617
# have been pulled into the local branch. We may change that
618
# behavior in the future.
619
self.failUnless(self.tree.branch.repository.has_revision('new_r3'))
621
def test_no_commits(self):
622
new_tree = self.make_branch_and_tree('new_tree')
623
self.assertRaises(errors.NoCommits,
624
self.get_in_history, 'branch:new_tree')
625
self.assertRaises(errors.NoCommits,
626
self.get_as_tree, 'branch:new_tree')
628
def test_as_revision_id(self):
629
self.assertAsRevisionId('alt_r2', 'branch:tree2')
631
def test_as_tree(self):
632
tree = self.get_as_tree('branch:tree', self.tree2)
633
self.assertEquals('r2', tree.get_revision_id())
634
self.assertFalse(self.tree2.branch.repository.has_revision('r2'))
637
class TestRevisionSpec_submit(TestRevisionSpec):
639
def test_submit_branch(self):
640
# Common ancestor of trees is 'alt_r2'
641
self.assertRaises(errors.NoSubmitBranch, self.get_in_history,
643
self.tree.branch.set_parent('../tree2')
644
self.assertInHistoryIs(None, 'alt_r2', 'submit:')
645
self.tree.branch.set_parent('bogus')
646
self.assertRaises(errors.NotBranchError, self.get_in_history,
648
# submit branch overrides parent branch
649
self.tree.branch.set_submit_branch('tree2')
650
self.assertInHistoryIs(None, 'alt_r2', 'submit:')
652
def test_as_revision_id(self):
653
self.tree.branch.set_submit_branch('tree2')
654
self.assertAsRevisionId('alt_r2', 'branch:tree2')
added
removed
bzrlib/tests/test_revisionspec.py
