def test_rank_sections_by_supersedes_no_matching_sections():
fallback = _create_creator("desired", "desired", [])
assert utils.rank_sections_by_supersedes(
[
_create_creator("foo", "foo", []),
],
{ParsedSectionName("desired")},
) == []
assert utils.rank_sections_by_supersedes(
[
fallback,
_create_creator("foo", "foo", []),
],
{ParsedSectionName("desired")},
) == [fallback[1]]
assert utils.rank_sections_by_supersedes(
[
fallback,
_create_creator("foo", "foo", []),
_create_creator("desired", "bar",
[]), # will create "bar", not "desired"!
],
{ParsedSectionName("desired")},
) == [fallback[1]]
def get_ranked_sections(
available_raw_sections: Iterable[SectionName],
filter_parsed_section: Optional[Set[ParsedSectionName]],
) -> List[SectionPlugin]:
"""
Get the raw sections [that will be parsed into the required section] ordered by supersedings
"""
return rank_sections_by_supersedes(
((name, get_section_plugin(name)) for name in available_raw_sections),
filter_parsed_section,
)
def test_rank_section_by_supersedes_with_supersedings():
available = [
_create_creator("ding", "dong", ["moo"]), # filter this out!
_create_creator("foo1", "desired",
["ding", "moo", "foo3"]), # one of three is relevant
_create_creator("foo2", "desired",
["zfoo4", "afoo5"]), # only two, but all relevant
_create_creator("foo3", "desired", ["ding"]),
_create_creator("zfoo4", "desired", []),
_create_creator("afoo5", "desired", []),
]
assert utils.rank_sections_by_supersedes(
available,
{ParsedSectionName("desired")},
) == [available[i][1] for i in (2, 1, 5, 3, 4)]