Example #1
0
    def test_iterate_tolerates_dupe_targets(self):
        map_ = RevisionMap(lambda: [
            Revision('a', ()),
            Revision('b', ('a', )),
            Revision('c', ('b', )),
        ])

        eq_([r.revision for r in map_._iterate_revisions(('c', 'c'), 'a')],
            ['c', 'b', 'a'])
Example #2
0
    def test_iterate_tolerates_dupe_targets(self):
        map_ = RevisionMap(lambda: [
            Revision("a", ()),
            Revision("b", ("a", )),
            Revision("c", ("b", )),
        ])

        eq_(
            [r.revision for r in map_._iterate_revisions(("c", "c"), "a")],
            ["c", "b", "a"],
        )
Example #3
0
    def test_iterate_tolerates_dupe_targets(self):
        map_ = RevisionMap(
            lambda: [
                Revision("a", ()),
                Revision("b", ("a",)),
                Revision("c", ("b",)),
            ]
        )

        eq_(
            [r.revision for r in map_._iterate_revisions(("c", "c"), "a")],
            ["c", "b", "a"],
        )
Example #4
0
    def test_iterate_tolerates_dupe_targets(self):
        map_ = RevisionMap(
            lambda: [
                Revision('a', ()),
                Revision('b', ('a',)),
                Revision('c', ('b',)),
            ]
        )

        eq_(
            [
                r.revision for r in
                map_._iterate_revisions(('c', 'c'), 'a')
            ],
            ['c', 'b', 'a']
        )
Example #5
0
class MultipleBaseCrossDependencyTestOne(DownIterateTest):
    def setUp(self):
        """
        Structure::

            base1 -----> a1a  -> b1a
                  +----> a1b  -> b1b
                                  |
                      +-----------+
                      |
                      v
            base3 -> a3 -> b3
                      ^
                      |
                      +-----------+
                                  |
            base2 -> a2 -> b2 -> c2 -> d2

        """
        self.map = RevisionMap(lambda: [
            Revision("base1", (), branch_labels="b_1"),
            Revision("a1a", ("base1", )),
            Revision("a1b", ("base1", )),
            Revision("b1a", ("a1a", )),
            Revision("b1b", ("a1b", ), dependencies="a3"),
            Revision("base2", (), branch_labels="b_2"),
            Revision("a2", ("base2", )),
            Revision("b2", ("a2", )),
            Revision("c2", ("b2", ), dependencies="a3"),
            Revision("d2", ("c2", )),
            Revision("base3", (), branch_labels="b_3"),
            Revision("a3", ("base3", )),
            Revision("b3", ("a3", )),
        ])

    def test_what_are_the_heads(self):
        eq_(self.map.heads, ("b1a", "b1b", "d2", "b3"))

    def test_heads_to_base(self):
        self._assert_iteration(
            "heads",
            "base",
            [
                "b1a",
                "a1a",
                "b1b",
                "a1b",
                "d2",
                "c2",
                "b2",
                "a2",
                "base2",
                "b3",
                "a3",
                "base3",
                "base1",
            ],
        )

    def test_heads_to_base_downgrade(self):
        self._assert_iteration(
            "heads",
            "base",
            [
                "b1a",
                "a1a",
                "b1b",
                "a1b",
                "d2",
                "c2",
                "b2",
                "a2",
                "base2",
                "b3",
                "a3",
                "base3",
                "base1",
            ],
            select_for_downgrade=True,
        )

    def test_same_branch_wrong_direction(self):
        assert_raises_message(
            RevisionError,
            r"Revision d2 is not an ancestor of revision b2",
            list,
            self.map._iterate_revisions("b2", "d2"),
        )

    def test_different_branch_not_wrong_direction(self):
        self._assert_iteration("b3", "d2", [])

    def test_we_need_head2_upgrade(self):
        # the 2 branch relies on the 3 branch
        self._assert_iteration(
            "b_2@head",
            "base",
            ["d2", "c2", "b2", "a2", "base2", "a3", "base3"],
        )

    def test_we_need_head2_downgrade(self):
        # the 2 branch relies on the 3 branch, but
        # on the downgrade side, don't need to touch the 3 branch
        self._assert_iteration(
            "b_2@head",
            "b_2@base",
            ["d2", "c2", "b2", "a2", "base2"],
            select_for_downgrade=True,
        )

    def test_we_need_head3_upgrade(self):
        # the 3 branch can be upgraded alone.
        self._assert_iteration("b_3@head", "base", ["b3", "a3", "base3"])

    def test_we_need_head3_downgrade(self):
        # the 3 branch can be upgraded alone.
        self._assert_iteration(
            "b_3@head",
            "base",
            ["b3", "a3", "base3"],
            select_for_downgrade=True,
        )

    def test_we_need_head1_upgrade(self):
        # the 1 branch relies on the 3 branch
        self._assert_iteration("b1b@head", "base",
                               ["b1b", "a1b", "base1", "a3", "base3"])

    def test_we_need_head1_downgrade(self):
        # going down we don't need a3-> base3, as long
        # as we are limiting the base target
        self._assert_iteration(
            "b1b@head",
            "b1b@base",
            ["b1b", "a1b", "base1"],
            select_for_downgrade=True,
        )

    def test_we_need_base2_upgrade(self):
        # consider a downgrade to b_2@base - we
        # want to run through all the "2"s alone, and we're done.
        self._assert_iteration("heads", "b_2@base",
                               ["d2", "c2", "b2", "a2", "base2"])

    def test_we_need_base2_downgrade(self):
        # consider a downgrade to b_2@base - we
        # want to run through all the "2"s alone, and we're done.
        self._assert_iteration(
            "heads",
            "b_2@base",
            ["d2", "c2", "b2", "a2", "base2"],
            select_for_downgrade=True,
        )

    def test_we_need_base3_upgrade(self):
        self._assert_iteration("heads", "b_3@base",
                               ["b1b", "d2", "c2", "b3", "a3", "base3"])

    def test_we_need_base3_downgrade(self):
        # consider a downgrade to b_3@base - due to the a3 dependency, we
        # need to downgrade everything dependent on a3
        # as well, which means b1b and c2.  Then we can downgrade
        # the 3s.
        self._assert_iteration(
            "heads",
            "b_3@base",
            ["b1b", "d2", "c2", "b3", "a3", "base3"],
            select_for_downgrade=True,
        )
Example #6
0
class MultipleBaseTest(DownIterateTest):
    def setUp(self):
        self.map = RevisionMap(lambda: [
            Revision("base1", ()),
            Revision("base2", ()),
            Revision("base3", ()),
            Revision("a1a", ("base1", )),
            Revision("a1b", ("base1", )),
            Revision("a2", ("base2", )),
            Revision("a3", ("base3", )),
            Revision("b1a", ("a1a", )),
            Revision("b1b", ("a1b", )),
            Revision("b2", ("a2", )),
            Revision("b3", ("a3", )),
            Revision("c2", ("b2", )),
            Revision("d2", ("c2", )),
            Revision("mergeb3d2", ("b3", "d2")),
        ])

    def test_heads_to_base(self):
        self._assert_iteration(
            "heads",
            "base",
            [
                "b1a",
                "a1a",
                "b1b",
                "a1b",
                "mergeb3d2",
                "b3",
                "a3",
                "base3",
                "d2",
                "c2",
                "b2",
                "a2",
                "base2",
                "base1",
            ],
        )

    def test_heads_to_base_exclusive(self):
        self._assert_iteration(
            "heads",
            "base",
            [
                "b1a",
                "a1a",
                "b1b",
                "a1b",
                "mergeb3d2",
                "b3",
                "a3",
                "base3",
                "d2",
                "c2",
                "b2",
                "a2",
                "base2",
                "base1",
            ],
            inclusive=False,
        )

    def test_heads_to_blank(self):
        self._assert_iteration(
            "heads",
            None,
            [
                "b1a",
                "a1a",
                "b1b",
                "a1b",
                "mergeb3d2",
                "b3",
                "a3",
                "base3",
                "d2",
                "c2",
                "b2",
                "a2",
                "base2",
                "base1",
            ],
        )

    def test_detect_invalid_base_selection(self):
        assert_raises_message(
            RevisionError,
            "Requested revision a2 overlaps with "
            "other requested revisions",
            list,
            self.map._iterate_revisions(["c2"], ["a2", "b2"]),
        )

    def test_heads_to_revs_plus_implicit_base_exclusive(self):
        self._assert_iteration(
            "heads",
            ["c2"],
            [
                "b1a",
                "a1a",
                "b1b",
                "a1b",
                "mergeb3d2",
                "b3",
                "a3",
                "base3",
                "d2",
                "base1",
            ],
            inclusive=False,
            implicit_base=True,
        )

    def test_heads_to_revs_base_exclusive(self):
        self._assert_iteration("heads", ["c2"], ["mergeb3d2", "d2"],
                               inclusive=False)

    def test_heads_to_revs_plus_implicit_base_inclusive(self):
        self._assert_iteration(
            "heads",
            ["c2"],
            [
                "b1a",
                "a1a",
                "b1b",
                "a1b",
                "mergeb3d2",
                "b3",
                "a3",
                "base3",
                "d2",
                "c2",
                "base1",
            ],
            implicit_base=True,
        )

    def test_specific_path_one(self):
        self._assert_iteration("b3", "base3", ["b3", "a3", "base3"])

    def test_specific_path_two_implicit_base(self):
        self._assert_iteration(
            ["b3", "b2"],
            "base3",
            ["b3", "a3", "b2", "a2", "base2"],
            inclusive=False,
            implicit_base=True,
        )
Example #7
0
class BranchTravellingTest(DownIterateTest):
    """test the order of revs when going along multiple branches.

    We want depth-first along branches, but then we want to
    terminate all branches at their branch point before continuing
    to the nodes preceding that branch.

    """
    def setUp(self):
        self.map = RevisionMap(lambda: [
            Revision("a1", ()),
            Revision("a2", ("a1", )),
            Revision("a3", ("a2", )),
            Revision("b1", ("a3", )),
            Revision("b2", ("a3", )),
            Revision("cb1", ("b1", )),
            Revision("cb2", ("b2", )),
            Revision("db1", ("cb1", )),
            Revision("db2", ("cb2", )),
            Revision("e1b1", ("db1", )),
            Revision("fe1b1", ("e1b1", )),
            Revision("e2b1", ("db1", )),
            Revision("e2b2", ("db2", )),
            Revision("merge", ("e2b1", "e2b2")),
        ])

    def test_iterate_one_branch_both_to_merge(self):
        # test that when we hit a merge point, implicit base will
        # ensure all branches that supply the merge point are filled in
        self._assert_iteration(
            "merge",
            "db1",
            ["merge", "e2b1", "db1", "e2b2", "db2", "cb2", "b2"],
            implicit_base=True,
        )

    def test_three_branches_end_in_single_branch(self):

        self._assert_iteration(
            ["merge", "fe1b1"],
            "a3",
            [
                "merge",
                "e2b1",
                "e2b2",
                "db2",
                "cb2",
                "b2",
                "fe1b1",
                "e1b1",
                "db1",
                "cb1",
                "b1",
                "a3",
            ],
        )

    def test_two_branches_to_root(self):

        # here we want 'a3' as a "stop" branch point, but *not*
        # 'db1', as we don't have multiple traversals on db1
        self._assert_iteration(
            "merge",
            "a1",
            [
                "merge",
                "e2b1",
                "db1",
                "cb1",
                "b1",  # e2b1 branch
                "e2b2",
                "db2",
                "cb2",
                "b2",  # e2b2 branch
                "a3",  # both terminate at a3
                "a2",
                "a1",  # finish out
            ],  # noqa
        )

    def test_two_branches_end_in_branch(self):
        self._assert_iteration(
            "merge",
            "b1",
            # 'b1' is local to 'e2b1'
            # branch so that is all we get
            ["merge", "e2b1", "db1", "cb1", "b1"],  # noqa
        )

    def test_two_branches_end_behind_branch(self):
        self._assert_iteration(
            "merge",
            "a2",
            [
                "merge",
                "e2b1",
                "db1",
                "cb1",
                "b1",  # e2b1 branch
                "e2b2",
                "db2",
                "cb2",
                "b2",  # e2b2 branch
                "a3",  # both terminate at a3
                "a2",
            ],  # noqa
        )

    def test_three_branches_to_root(self):

        # in this case, both "a3" and "db1" are stop points
        self._assert_iteration(
            ["merge", "fe1b1"],
            "a1",
            [
                "merge",
                "e2b1",  # e2b1 branch
                "e2b2",
                "db2",
                "cb2",
                "b2",  # e2b2 branch
                "fe1b1",
                "e1b1",  # fe1b1 branch
                "db1",  # fe1b1 and e2b1 branches terminate at db1
                "cb1",
                "b1",  # e2b1 branch continued....might be nicer
                # if this was before the e2b2 branch...
                "a3",  # e2b1 and e2b2 branches terminate at a3
                "a2",
                "a1",  # finish out
            ],  # noqa
        )

    def test_three_branches_end_multiple_bases(self):

        # in this case, both "a3" and "db1" are stop points
        self._assert_iteration(
            ["merge", "fe1b1"],
            ["cb1", "cb2"],
            [
                "merge",
                "e2b1",
                "e2b2",
                "db2",
                "cb2",
                "fe1b1",
                "e1b1",
                "db1",
                "cb1",
            ],
        )

    def test_three_branches_end_multiple_bases_exclusive(self):

        self._assert_iteration(
            ["merge", "fe1b1"],
            ["cb1", "cb2"],
            ["merge", "e2b1", "e2b2", "db2", "fe1b1", "e1b1", "db1"],
            inclusive=False,
        )

    def test_detect_invalid_head_selection(self):
        # db1 is an ancestor of fe1b1
        assert_raises_message(
            RevisionError,
            "Requested revision fe1b1 overlaps "
            "with other requested revisions",
            list,
            self.map._iterate_revisions(["db1", "b2", "fe1b1"], ()),
        )

    def test_three_branches_end_multiple_bases_exclusive_blank(self):
        self._assert_iteration(
            ["e2b1", "b2", "fe1b1"],
            (),
            [
                "e2b1",
                "b2",
                "fe1b1",
                "e1b1",
                "db1",
                "cb1",
                "b1",
                "a3",
                "a2",
                "a1",
            ],
            inclusive=False,
        )

    def test_iterate_to_symbolic_base(self):
        self._assert_iteration(
            ["fe1b1"],
            "base",
            ["fe1b1", "e1b1", "db1", "cb1", "b1", "a3", "a2", "a1"],
            inclusive=False,
        )

    def test_ancestor_nodes(self):
        merge = self.map.get_revision("merge")
        eq_(
            set(rev.revision
                for rev in self.map._get_ancestor_nodes([merge], check=True)),
            set([
                "a1",
                "e2b2",
                "e2b1",
                "cb2",
                "merge",
                "a3",
                "a2",
                "b1",
                "b2",
                "db1",
                "db2",
                "cb1",
            ]),
        )
Example #8
0
class MultipleBranchTest(DownIterateTest):
    def setUp(self):
        self.map = RevisionMap(lambda: [
            Revision("a", ()),
            Revision("b1", ("a", )),
            Revision("b2", ("a", )),
            Revision("cb1", ("b1", )),
            Revision("cb2", ("b2", )),
            Revision("d1cb1", ("cb1", )),  # head
            Revision("d2cb1", ("cb1", )),  # head
            Revision("d1cb2", ("cb2", )),
            Revision("d2cb2", ("cb2", )),
            Revision("d3cb2", ("cb2", )),  # head
            Revision("d1d2cb2", ("d1cb2", "d2cb2")),  # head + merge point
        ])

    def test_iterate_from_merge_point(self):
        self._assert_iteration("d1d2cb2", "a",
                               ["d1d2cb2", "d1cb2", "d2cb2", "cb2", "b2", "a"])

    def test_iterate_multiple_heads(self):
        self._assert_iteration(["d2cb2", "d3cb2"], "a",
                               ["d2cb2", "d3cb2", "cb2", "b2", "a"])

    def test_iterate_single_branch(self):
        self._assert_iteration("d3cb2", "a", ["d3cb2", "cb2", "b2", "a"])

    def test_iterate_single_branch_to_base(self):
        self._assert_iteration("d3cb2", "base", ["d3cb2", "cb2", "b2", "a"])

    def test_iterate_multiple_branch_to_base(self):
        self._assert_iteration(["d3cb2", "cb1"], "base",
                               ["d3cb2", "cb2", "b2", "cb1", "b1", "a"])

    def test_iterate_multiple_heads_single_base(self):
        # head d1cb1 is omitted as it is not
        # a descendant of b2
        self._assert_iteration(["d1cb1", "d2cb2", "d3cb2"], "b2",
                               ["d2cb2", "d3cb2", "cb2", "b2"])

    def test_same_branch_wrong_direction(self):
        # nodes b1 and d1cb1 are connected, but
        # db1cb1 is the descendant of b1
        assert_raises_message(
            RevisionError,
            r"Revision d1cb1 is not an ancestor of revision b1",
            list,
            self.map._iterate_revisions("b1", "d1cb1"),
        )

    def test_distinct_branches(self):
        # nodes db2cb2 and b1 have no path to each other
        assert_raises_message(
            RevisionError,
            r"Revision b1 is not an ancestor of revision d2cb2",
            list,
            self.map._iterate_revisions("d2cb2", "b1"),
        )

    def test_wrong_direction_to_base_as_none(self):
        # this needs to raise and not just return empty iteration
        # as added by #258
        assert_raises_message(
            RevisionError,
            r"Revision d1cb1 is not an ancestor of revision base",
            list,
            self.map._iterate_revisions(None, "d1cb1"),
        )

    def test_wrong_direction_to_base_as_empty(self):
        # this needs to raise and not just return empty iteration
        # as added by #258
        assert_raises_message(
            RevisionError,
            r"Revision d1cb1 is not an ancestor of revision base",
            list,
            self.map._iterate_revisions((), "d1cb1"),
        )
Example #9
0
class MultipleBaseCrossDependencyTestOne(DownIterateTest):
    def setUp(self):
        """

        base1 -----> a1a  -> b1a
              +----> a1b  -> b1b
                              |
                  +-----------+
                  |
                  v
        base3 -> a3 -> b3
                  ^
                  |
                  +-----------+
                              |
        base2 -> a2 -> b2 -> c2 -> d2


        """
        self.map = RevisionMap(
            lambda: [
                Revision('base1', (), branch_labels='b_1'),
                Revision('a1a', ('base1',)),
                Revision('a1b', ('base1',)),
                Revision('b1a', ('a1a',)),
                Revision('b1b', ('a1b', ), dependencies='a3'),

                Revision('base2', (), branch_labels='b_2'),
                Revision('a2', ('base2',)),
                Revision('b2', ('a2',)),
                Revision('c2', ('b2', ), dependencies='a3'),
                Revision('d2', ('c2',)),

                Revision('base3', (), branch_labels='b_3'),
                Revision('a3', ('base3',)),
                Revision('b3', ('a3',)),
            ]
        )

    def test_what_are_the_heads(self):
        eq_(self.map.heads, ("b1a", "b1b", "d2", "b3"))

    def test_heads_to_base(self):
        self._assert_iteration(
            "heads", "base",
            [

                'b1a', 'a1a', 'b1b', 'a1b', 'd2', 'c2', 'b2', 'a2', 'base2',
                'b3', 'a3', 'base3',
                'base1'
            ]
        )

    def test_heads_to_base_downgrade(self):
        self._assert_iteration(
            "heads", "base",
            [

                'b1a', 'a1a', 'b1b', 'a1b', 'd2', 'c2', 'b2', 'a2', 'base2',
                'b3', 'a3', 'base3',
                'base1'
            ],
            select_for_downgrade=True
        )

    def test_same_branch_wrong_direction(self):
        assert_raises_message(
            RevisionError,
            r"Revision d2 is not an ancestor of revision b2",
            list,
            self.map._iterate_revisions('b2', 'd2')
        )

    def test_different_branch_not_wrong_direction(self):
        self._assert_iteration(
            "b3", "d2",
            []
        )

    def test_we_need_head2_upgrade(self):
        # the 2 branch relies on the 3 branch
        self._assert_iteration(
            "b_2@head", "base",
            ['d2', 'c2', 'b2', 'a2', 'base2', 'a3', 'base3']
        )

    def test_we_need_head2_downgrade(self):
        # the 2 branch relies on the 3 branch, but
        # on the downgrade side, don't need to touch the 3 branch
        self._assert_iteration(
            "b_2@head", "b_2@base",
            ['d2', 'c2', 'b2', 'a2', 'base2'],
            select_for_downgrade=True
        )

    def test_we_need_head3_upgrade(self):
        # the 3 branch can be upgraded alone.
        self._assert_iteration(
            "b_3@head", "base",
            ['b3', 'a3', 'base3']
        )

    def test_we_need_head3_downgrade(self):
        # the 3 branch can be upgraded alone.
        self._assert_iteration(
            "b_3@head", "base",
            ['b3', 'a3', 'base3'],
            select_for_downgrade=True
        )

    def test_we_need_head1_upgrade(self):
        # the 1 branch relies on the 3 branch
        self._assert_iteration(
            "b1b@head", "base",
            ['b1b', 'a1b', 'base1', 'a3', 'base3']
        )

    def test_we_need_head1_downgrade(self):
        # going down we don't need a3-> base3, as long
        # as we are limiting the base target
        self._assert_iteration(
            "b1b@head", "b1b@base",
            ['b1b', 'a1b', 'base1'],
            select_for_downgrade=True
        )

    def test_we_need_base2_upgrade(self):
        # consider a downgrade to b_2@base - we
        # want to run through all the "2"s alone, and we're done.
        self._assert_iteration(
            "heads", "b_2@base",
            ['d2', 'c2', 'b2', 'a2', 'base2']
        )

    def test_we_need_base2_downgrade(self):
        # consider a downgrade to b_2@base - we
        # want to run through all the "2"s alone, and we're done.
        self._assert_iteration(
            "heads", "b_2@base",
            ['d2', 'c2', 'b2', 'a2', 'base2'],
            select_for_downgrade=True
        )

    def test_we_need_base3_upgrade(self):
        self._assert_iteration(
            "heads", "b_3@base",
            ['b1b', 'd2', 'c2', 'b3', 'a3', 'base3']
        )

    def test_we_need_base3_downgrade(self):
        # consider a downgrade to b_3@base - due to the a3 dependency, we
        # need to downgrade everything dependent on a3
        # as well, which means b1b and c2.  Then we can downgrade
        # the 3s.
        self._assert_iteration(
            "heads", "b_3@base",
            ['b1b', 'd2', 'c2', 'b3', 'a3', 'base3'],
            select_for_downgrade=True
        )
Example #10
0
class MultipleBaseTest(DownIterateTest):
    def setUp(self):
        self.map = RevisionMap(
            lambda: [
                Revision('base1', ()),
                Revision('base2', ()),
                Revision('base3', ()),

                Revision('a1a', ('base1',)),
                Revision('a1b', ('base1',)),
                Revision('a2', ('base2',)),
                Revision('a3', ('base3',)),

                Revision('b1a', ('a1a',)),
                Revision('b1b', ('a1b',)),
                Revision('b2', ('a2',)),
                Revision('b3', ('a3',)),

                Revision('c2', ('b2',)),
                Revision('d2', ('c2',)),

                Revision('mergeb3d2', ('b3', 'd2'))
            ]
        )

    def test_heads_to_base(self):
        self._assert_iteration(
            "heads", "base",
            [
                'b1a', 'a1a',
                'b1b', 'a1b',
                'mergeb3d2',
                    'b3', 'a3', 'base3',
                    'd2', 'c2', 'b2', 'a2', 'base2',
                'base1'
            ]
        )

    def test_heads_to_base_exclusive(self):
        self._assert_iteration(
            "heads", "base",
            [
                'b1a', 'a1a',
                'b1b', 'a1b',
                'mergeb3d2',
                    'b3', 'a3', 'base3',
                    'd2', 'c2', 'b2', 'a2', 'base2',
                    'base1',
            ],
            inclusive=False
        )

    def test_heads_to_blank(self):
        self._assert_iteration(
            "heads", None,
            [
                'b1a', 'a1a',
                'b1b', 'a1b',
                'mergeb3d2',
                    'b3', 'a3', 'base3',
                    'd2', 'c2', 'b2', 'a2', 'base2',
                'base1'
            ]
        )

    def test_detect_invalid_base_selection(self):
        assert_raises_message(
            RevisionError,
            "Requested revision a2 overlaps with "
            "other requested revisions",
            list,
            self.map._iterate_revisions(["c2"], ["a2", "b2"])
        )

    def test_heads_to_revs_plus_implicit_base_exclusive(self):
        self._assert_iteration(
            "heads", ["c2"],
            [
                'b1a', 'a1a',
                'b1b', 'a1b',
                'mergeb3d2',
                    'b3', 'a3', 'base3',
                    'd2',
                'base1'
            ],
            inclusive=False,
            implicit_base=True
        )

    def test_heads_to_revs_base_exclusive(self):
        self._assert_iteration(
            "heads", ["c2"],
            [
                'mergeb3d2', 'd2'
            ],
            inclusive=False
        )

    def test_heads_to_revs_plus_implicit_base_inclusive(self):
        self._assert_iteration(
            "heads", ["c2"],
            [
                'b1a', 'a1a',
                'b1b', 'a1b',
                'mergeb3d2',
                    'b3', 'a3', 'base3',
                    'd2', 'c2',
                'base1'
            ],
            implicit_base=True
        )

    def test_specific_path_one(self):
        self._assert_iteration(
            "b3", "base3",
            ['b3', 'a3', 'base3']
        )

    def test_specific_path_two_implicit_base(self):
        self._assert_iteration(
            ["b3", "b2"], "base3",
            ['b3', 'a3', 'b2', 'a2', 'base2'],
            inclusive=False, implicit_base=True
        )
Example #11
0
class BranchTravellingTest(DownIterateTest):
    """test the order of revs when going along multiple branches.

    We want depth-first along branches, but then we want to
    terminate all branches at their branch point before continuing
    to the nodes preceding that branch.

    """

    def setUp(self):
        self.map = RevisionMap(
            lambda: [
                Revision('a1', ()),
                Revision('a2', ('a1',)),
                Revision('a3', ('a2',)),
                Revision('b1', ('a3',)),
                Revision('b2', ('a3',)),
                Revision('cb1', ('b1',)),
                Revision('cb2', ('b2',)),
                Revision('db1', ('cb1',)),
                Revision('db2', ('cb2',)),

                Revision('e1b1', ('db1',)),
                Revision('fe1b1', ('e1b1',)),

                Revision('e2b1', ('db1',)),
                Revision('e2b2', ('db2',)),
                Revision("merge", ('e2b1', 'e2b2'))
            ]
        )

    def test_iterate_one_branch_both_to_merge(self):
        # test that when we hit a merge point, implicit base will
        # ensure all branches that supply the merge point are filled in
        self._assert_iteration(
            "merge", "db1",
            ['merge',
                'e2b1', 'db1',
                'e2b2', 'db2', 'cb2', 'b2'],
            implicit_base=True
        )

    def test_three_branches_end_in_single_branch(self):

        self._assert_iteration(
            ["merge", "fe1b1"], "a3",
            ['merge', 'e2b1', 'e2b2', 'db2', 'cb2', 'b2',
             'fe1b1', 'e1b1', 'db1', 'cb1', 'b1', 'a3']
        )

    def test_two_branches_to_root(self):

        # here we want 'a3' as a "stop" branch point, but *not*
        # 'db1', as we don't have multiple traversals on db1
        self._assert_iteration(
            "merge", "a1",
            ['merge',
                'e2b1', 'db1', 'cb1', 'b1',  # e2b1 branch
                'e2b2', 'db2', 'cb2', 'b2',  # e2b2 branch
                'a3',  # both terminate at a3
                'a2', 'a1'  # finish out
            ]  # noqa
        )

    def test_two_branches_end_in_branch(self):
        self._assert_iteration(
            "merge", "b1",
            # 'b1' is local to 'e2b1'
            # branch so that is all we get
            ['merge', 'e2b1', 'db1', 'cb1', 'b1',

        ]  # noqa
        )

    def test_two_branches_end_behind_branch(self):
        self._assert_iteration(
            "merge", "a2",
            ['merge',
                'e2b1', 'db1', 'cb1', 'b1',  # e2b1 branch
                'e2b2', 'db2', 'cb2', 'b2',  # e2b2 branch
                'a3',  # both terminate at a3
                'a2'
            ]  # noqa
        )

    def test_three_branches_to_root(self):

        # in this case, both "a3" and "db1" are stop points
        self._assert_iteration(
            ["merge", "fe1b1"], "a1",
            ['merge',
                'e2b1',  # e2b1 branch
                'e2b2', 'db2', 'cb2', 'b2',  # e2b2 branch
                'fe1b1', 'e1b1',  # fe1b1 branch
                'db1',  # fe1b1 and e2b1 branches terminate at db1
                'cb1', 'b1',  # e2b1 branch continued....might be nicer
                              # if this was before the e2b2 branch...
                'a3',  # e2b1 and e2b2 branches terminate at a3
                'a2', 'a1'  # finish out
            ]  # noqa
        )

    def test_three_branches_end_multiple_bases(self):

        # in this case, both "a3" and "db1" are stop points
        self._assert_iteration(
            ["merge", "fe1b1"], ["cb1", "cb2"],
            [
                'merge',
                'e2b1',
                'e2b2', 'db2', 'cb2',
                'fe1b1', 'e1b1',
                'db1',
                'cb1'
            ]
        )

    def test_three_branches_end_multiple_bases_exclusive(self):

        self._assert_iteration(
            ["merge", "fe1b1"], ["cb1", "cb2"],
            [
                'merge',
                'e2b1',
                'e2b2', 'db2',
                'fe1b1', 'e1b1',
                'db1',
            ],
            inclusive=False
        )

    def test_detect_invalid_head_selection(self):
        # db1 is an ancestor of fe1b1
        assert_raises_message(
            RevisionError,
            "Requested revision fe1b1 overlaps "
            "with other requested revisions",
            list,
            self.map._iterate_revisions(["db1", "b2", "fe1b1"], ())
        )

    def test_three_branches_end_multiple_bases_exclusive_blank(self):
        self._assert_iteration(
            ["e2b1", "b2", "fe1b1"], (),
            [
                'e2b1',
                'b2',
                'fe1b1', 'e1b1',
                'db1', 'cb1', 'b1', 'a3', 'a2', 'a1'
            ],
            inclusive=False
        )

    def test_iterate_to_symbolic_base(self):
        self._assert_iteration(
            ["fe1b1"], "base",
            ['fe1b1', 'e1b1', 'db1', 'cb1', 'b1', 'a3', 'a2', 'a1'],
            inclusive=False
        )

    def test_ancestor_nodes(self):
        merge = self.map.get_revision("merge")
        eq_(
            set(
                rev.revision
                for rev in self.map._get_ancestor_nodes([merge], check=True)
            ),
            set(['a1', 'e2b2', 'e2b1', 'cb2', 'merge',
                'a3', 'a2', 'b1', 'b2', 'db1', 'db2', 'cb1'])
        )
Example #12
0
class MultipleBranchTest(DownIterateTest):
    def setUp(self):
        self.map = RevisionMap(
            lambda: [
                Revision('a', ()),
                Revision('b1', ('a',)),
                Revision('b2', ('a',)),
                Revision('cb1', ('b1',)),
                Revision('cb2', ('b2',)),
                Revision('d1cb1', ('cb1',)),  # head
                Revision('d2cb1', ('cb1',)),  # head
                Revision('d1cb2', ('cb2',)),
                Revision('d2cb2', ('cb2',)),
                Revision('d3cb2', ('cb2',)),  # head
                Revision('d1d2cb2', ('d1cb2', 'd2cb2'))  # head + merge point
            ]
        )

    def test_iterate_from_merge_point(self):
        self._assert_iteration(
            "d1d2cb2", "a",
            ['d1d2cb2', 'd1cb2', 'd2cb2', 'cb2', 'b2', 'a']
        )

    def test_iterate_multiple_heads(self):
        self._assert_iteration(
            ["d2cb2", "d3cb2"], "a",
            ['d2cb2', 'd3cb2', 'cb2', 'b2', 'a']
        )

    def test_iterate_single_branch(self):
        self._assert_iteration(
            "d3cb2", "a",
            ['d3cb2', 'cb2', 'b2', 'a']
        )

    def test_iterate_single_branch_to_base(self):
        self._assert_iteration(
            "d3cb2", "base",
            ['d3cb2', 'cb2', 'b2', 'a']
        )

    def test_iterate_multiple_branch_to_base(self):
        self._assert_iteration(
            ["d3cb2", "cb1"], "base",
            ['d3cb2', 'cb2', 'b2', 'cb1', 'b1', 'a']
        )

    def test_iterate_multiple_heads_single_base(self):
        # head d1cb1 is omitted as it is not
        # a descendant of b2
        self._assert_iteration(
            ["d1cb1", "d2cb2", "d3cb2"], "b2",
            ["d2cb2", 'd3cb2', 'cb2', 'b2']
        )

    def test_same_branch_wrong_direction(self):
        # nodes b1 and d1cb1 are connected, but
        # db1cb1 is the descendant of b1
        assert_raises_message(
            RevisionError,
            r"Revision d1cb1 is not an ancestor of revision b1",
            list,
            self.map._iterate_revisions('b1', 'd1cb1')
        )

    def test_distinct_branches(self):
        # nodes db2cb2 and b1 have no path to each other
        assert_raises_message(
            RevisionError,
            r"Revision b1 is not an ancestor of revision d2cb2",
            list,
            self.map._iterate_revisions('d2cb2', 'b1')
        )

    def test_wrong_direction_to_base_as_none(self):
        # this needs to raise and not just return empty iteration
        # as added by #258
        assert_raises_message(
            RevisionError,
            r"Revision d1cb1 is not an ancestor of revision base",
            list,
            self.map._iterate_revisions(None, 'd1cb1')
        )

    def test_wrong_direction_to_base_as_empty(self):
        # this needs to raise and not just return empty iteration
        # as added by #258
        assert_raises_message(
            RevisionError,
            r"Revision d1cb1 is not an ancestor of revision base",
            list,
            self.map._iterate_revisions((), 'd1cb1')
        )
Example #13
0
class MultipleBaseTest(DownIterateTest):
    def setUp(self):
        self.map = RevisionMap(
            lambda: [
                Revision("base1", ()),
                Revision("base2", ()),
                Revision("base3", ()),
                Revision("a1a", ("base1",)),
                Revision("a1b", ("base1",)),
                Revision("a2", ("base2",)),
                Revision("a3", ("base3",)),
                Revision("b1a", ("a1a",)),
                Revision("b1b", ("a1b",)),
                Revision("b2", ("a2",)),
                Revision("b3", ("a3",)),
                Revision("c2", ("b2",)),
                Revision("d2", ("c2",)),
                Revision("mergeb3d2", ("b3", "d2")),
            ]
        )

    def test_heads_to_base(self):
        self._assert_iteration(
            "heads",
            "base",
            [
                "b1a",
                "a1a",
                "b1b",
                "a1b",
                "mergeb3d2",
                "b3",
                "a3",
                "base3",
                "d2",
                "c2",
                "b2",
                "a2",
                "base2",
                "base1",
            ],
        )

    def test_heads_to_base_exclusive(self):
        self._assert_iteration(
            "heads",
            "base",
            [
                "b1a",
                "a1a",
                "b1b",
                "a1b",
                "mergeb3d2",
                "b3",
                "a3",
                "base3",
                "d2",
                "c2",
                "b2",
                "a2",
                "base2",
                "base1",
            ],
            inclusive=False,
        )

    def test_heads_to_blank(self):
        self._assert_iteration(
            "heads",
            None,
            [
                "b1a",
                "a1a",
                "b1b",
                "a1b",
                "mergeb3d2",
                "b3",
                "a3",
                "base3",
                "d2",
                "c2",
                "b2",
                "a2",
                "base2",
                "base1",
            ],
        )

    def test_detect_invalid_base_selection(self):
        assert_raises_message(
            RevisionError,
            "Requested revision a2 overlaps with " "other requested revisions",
            list,
            self.map._iterate_revisions(["c2"], ["a2", "b2"]),
        )

    def test_heads_to_revs_plus_implicit_base_exclusive(self):
        self._assert_iteration(
            "heads",
            ["c2"],
            [
                "b1a",
                "a1a",
                "b1b",
                "a1b",
                "mergeb3d2",
                "b3",
                "a3",
                "base3",
                "d2",
                "base1",
            ],
            inclusive=False,
            implicit_base=True,
        )

    def test_heads_to_revs_base_exclusive(self):
        self._assert_iteration(
            "heads", ["c2"], ["mergeb3d2", "d2"], inclusive=False
        )

    def test_heads_to_revs_plus_implicit_base_inclusive(self):
        self._assert_iteration(
            "heads",
            ["c2"],
            [
                "b1a",
                "a1a",
                "b1b",
                "a1b",
                "mergeb3d2",
                "b3",
                "a3",
                "base3",
                "d2",
                "c2",
                "base1",
            ],
            implicit_base=True,
        )

    def test_specific_path_one(self):
        self._assert_iteration("b3", "base3", ["b3", "a3", "base3"])

    def test_specific_path_two_implicit_base(self):
        self._assert_iteration(
            ["b3", "b2"],
            "base3",
            ["b3", "a3", "b2", "a2", "base2"],
            inclusive=False,
            implicit_base=True,
        )