def test_evaluate_pep345_markers(self, marker_string, environment,
expected):
args = [] if environment is None else [environment]
assert Marker(marker_string).evaluate(*args) == expected
def test_extra_with_no_extra_in_environment(self):
# We can't evaluate an extra if no extra is passed into the environment
m = Marker("extra == 'security'")
with pytest.raises(UndefinedEnvironmentName):
m.evaluate()
def test_parses_pep345_valid(self, marker_string):
Marker(marker_string)
def test_extra_with_no_extra_in_environment(self):
# We can't evaluate an extra if no extra is passed into the environment
m = Marker("extra == 'security'")
with pytest.raises(UndefinedEnvironmentName):
m.evaluate()
def test_compare_markers_to_other_objects(self):
# Markers should not be comparable to other kinds of objects.
assert Marker("os_name == 'nt'") != "os_name == 'nt'"
def test_different_markers_different_hashes(self, example1, example2):
marker1, marker2 = Marker(example1), Marker(example2)
# Markers created from strings that are not equivalent should differ.
assert marker1 != marker2
# Different Marker objects should have different hashes.
assert hash(marker1) != hash(marker2)
def test_parses_invalid(self, marker_string):
with pytest.raises(InvalidMarker):
Marker(marker_string)
