def test_should_throw_with_contextual_error_message_wrong_args(self):
with util.throws_with_message("Error on ListOfNumbers: expected List but was NoneType"):
self.ListOfNumbers([])
with util.throws_with_message("Error on ListOfNumbers[0]: expected Int or Float but was str"):
self.ListOfNumbers("a")
with util.throws_with_message("Error on ListOfNumbers[1]: expected Int or Float but was list"):
self.ListOfNumbers([1, ["root"]])
def test_list_type_combinator_then(self):
with self.assertRaises(TypeError):
t.list()
with util.throws_with_message(
"Error on List(Struct{x: Number, y: Number})[0]: expected Struct{x: Number, y: Number} but was int",
"Error on List(Struct{y: Number, x: Number})[0]: expected Struct{y: Number, x: Number} but was int",
):
t.list(self.Point)([1])