def test_invalid_nesting_split(self):
self.assertRaises(
ValueError,
lambda: parse_composition(Split("a", Fuse("b", "c"), 128)))
def test_to_deep(self):
self.assertRaises(
ValueError, lambda: parse_composition(
Stack("a", Fuse("b", Stack(Fuse("c", "d"), "e")))))
def test_invalid_nesting_fusion(self):
self.assertRaises(ValueError,
lambda: parse_composition(Fuse(Fuse("a", "b"), "c")))
self.assertRaises(
ValueError,
lambda: parse_composition(Fuse(Split("a", "b", 128), "c")))
def test_parse_lists(self):
self.assertEqual(Stack("a"), parse_composition("a"))
self.assertEqual(Stack("a", "b", "c"),
parse_composition(["a", "b", "c"]))
self.assertEqual(Stack("a", Fuse("b", "c")),
parse_composition(["a", ["b", "c"]]))