def _check_cases_for_no_lines(
self, get_assertion_part_function: Callable[
[ExpectationType, LineMatcherSdv],
AssertionPart[StringSource, pfh.PassOrFailOrHardError]],
expected_result_when_positive_expectation: PassOrFail):
empty_file_contents = ''
environment = fake_post_sds_environment()
os_services = new_for_current_os()
matchers = [
('unconditionally true', MatcherWithConstantResult(True)),
('unconditionally false', MatcherWithConstantResult(False)),
]
with string_source_factory() as source_factory:
# This test is expected to not create files using the above object,
# but to be sure, one is used that creates and destroys temporary files.
with tmp_file_containing(empty_file_contents) as actual_file_path:
for expectation_type in ExpectationType:
for matcher_name, matcher in matchers:
with self.subTest(expectation_type=expectation_type,
matcher_name=matcher_name):
model = source_factory.of_file__poorly_described(
actual_file_path)
matcher_sdv = sdv_components.matcher_sdv_from_constant_primitive(
matcher)
assertion_part = get_assertion_part_function(
expectation_type, matcher_sdv)
# ACT #
actual = assertion_part.check_and_return_pfh(
environment, os_services, model)
# ASSERT #
pfh_assertion = pfh_expectation_type_config(
expectation_type).main_result(
expected_result_when_positive_expectation)
pfh_assertion.apply_without_message(self, actual)
def _name_starts_with__and_hard_error_if_applied_to_non_directory(
name: str,
expected_name_prefix: str,
) -> FileMatcherSymbolContext:
return FileMatcherSymbolContext.of_sdv(
name,
combinator_sdvs.Conjunction(
[
sdv_components.matcher_sdv_from_constant_primitive(
file_matchers.BaseNameStartsWithMatcher(
expected_name_prefix)),
sdv_components.matcher_sdv_from_constant_primitive(
_HardErrorIfAppliedToNonDirectory()),
],
combinator_matchers.no_op_freezer,
))
def test_fails_if_applied(put: unittest.TestCase) -> FileMatcherSymbolContext:
return FileMatcherSymbolContext.of_sdv(
'test_fails_if_applied',
sdv_components.matcher_sdv_from_constant_primitive(
matcher_w_init_action.matcher_that_applies_assertion(
put,
asrt.fail('must not be applied'),
lambda x: x,
asrt.MessageBuilder.new_empty(),
True,
)))
def _make_constant_matcher(boolean_keyword: str) -> MatcherSdv:
return sdv_components.matcher_sdv_from_constant_primitive(
constant.MatcherWithConstantResult(logic.BOOLEANS_STRINGS[boolean_keyword])
)
def file_matcher_constant_sdv(primitive: FileMatcher) -> FileMatcherSdv:
return sdv_components.matcher_sdv_from_constant_primitive(primitive)
'Test failure: File is not a directory'))
return matching_result.of(True)
NAME_STARTS_WITH__P1 = _name_starts_with__and_hard_error_if_applied_to_non_directory(
'name_starts_with_P1', 'P1')
NAME_STARTS_WITH__P2 = _name_starts_with__and_hard_error_if_applied_to_non_directory(
'name_starts_with_P2',
'P2',
)
NAME_STARTS_WITH__S1 = FileMatcherSymbolContext.of_sdv(
'name_starts_with_S1',
sdv_components.matcher_sdv_from_constant_primitive(
file_matchers.BaseNameStartsWithMatcher('S1')))
NO_ACTION_ON_FILES_THEMSELVES__CONTENTS = [
File.empty('P1-f'),
Dir.empty('P1-d'),
sym_link('P1-s', 'P1-f'),
sym_link('P1-sb', 'no-P2-existing'),
]
FILES_SHOULD_BE_INCLUDED_EVEN_IF_MATCH__DEPTH_0 = NEA.new_identical_expected_and_actual(
'files should be included even if match / depth 0',
NO_ACTION_ON_FILES_THEMSELVES__CONTENTS,
)
FILES_SHOULD_BE_INCLUDED_EVEN_IF_MATCH__DEPTH_1 = NEA.new_identical_expected_and_actual(
'files should be included even if match / depth 1',
def _constant(matcher: FileMatcher) -> FileMatcherSdv:
return sdv_components.matcher_sdv_from_constant_primitive(matcher)
def _parse_type_matcher(parser: TokenParser) -> FileMatcherSdv:
file_type = parser.consume_mandatory_constant_string_that_must_be_unquoted_and_equal(
file_properties.SYNTAX_TOKEN_2_FILE_TYPE,
file_properties.SYNTAX_TOKEN_2_FILE_TYPE.get,
TYPE_MATCHER_ARGUMENT.name)
return sdv_components.matcher_sdv_from_constant_primitive(FileMatcherType(file_type))
def sdv() -> StringMatcherSdv:
return sdv_components.matcher_sdv_from_constant_primitive(
EmptinessStringMatcher())
str(
surrounded_by_hard_quotes(
line_matcher.CONTENTS_MATCHER_NAME)),
),
NameAndValue(
'non-transformer name that is not a valid symbol name',
NOT_A_VALID_SYMBOL_NAME,
),
NameAndValue(
'missing matcher',
'',
),
]
# ARRANGE #
parser = sut.EmbryoParser()
for case in cases:
with self.subTest(name=case.name):
source = single_line_source(
src2(ValueType.LINE_MATCHER, 'defined_name', case.value), )
with self.assertRaises(
SingleInstructionInvalidArgumentException):
# ACT & ASSERT #
parser.parse(ARBITRARY_FS_LOCATION_INFO, source)
CONSTANT_TRUE_MATCHER_SDV = sdv_components.matcher_sdv_from_constant_primitive(
constant.MatcherWithConstantResult(True))
if __name__ == '__main__':
unittest.TextTestRunner().run(suite())
def emptiness_matcher() -> FilesMatcherSdv:
return sdv_components.matcher_sdv_from_constant_primitive(
_EmptinessMatcher())
