def test_order_without_eq(self):
"""
eq=False, order=True raises a meaningful ValueError.
"""
with pytest.raises(
ValueError, match="`order` can only be True if `eq` is True too."
):
_determine_eq_order(None, False, True)
def test_mix(self, cmp, eq, order):
"""
If cmp is not None, eq and order must be None and vice versa.
"""
assume(eq is not None or order is not None)
with pytest.raises(ValueError,
match="Don't mix `cmp` with `eq' and `order`."):
_determine_eq_order(cmp, eq, order)
def test_order_mirrors_eq_by_default(self, eq):
"""
If order is None, it mirrors eq.
"""
assert (eq, eq) == _determine_eq_order(None, eq, None)
def test_default(self):
"""
If all are set to None, do the default: True, True
"""
assert (True, True) == _determine_eq_order(None, None, None)