def test_sexp_tuple(self):
parsed = sexp_parse('(f (g (h x)))')
self.assertEqual(parsed, ('f', [('g', [('h', ['x'])])]))
# First inner sexp
head, args = parsed
self.assertEqual(head, 'f')
self.assertEqual(len(args),1)
# Second inner sexp
head, args = args[0]
self.assertEqual(head, 'g')
self.assertEqual(len(args),1)
def test_sexp_parser(self):
self.assertIsNotNone(sexp_parse('(a b c)'))
self.assertIsNotNone(sexp_parse('(a 2 (f a 3.5))'))
self.assertIsNotNone(sexp_parse('(f (f (f x)))'))
with self.assertRaises(Exception):
sexp_parse('(a b c')
with self.assertRaises(Exception):
sexp_parse('a b c')
def test_sexp_tuples(self):
tests = [
('(a)' , ('a', []) ),
( '(a b c)' , ('a', ['b', 'c']) ),
( '(f 1 2)' , ('f', [1, 2]) ),
( '(f 1.1 2.5)', ('f', [1.1, 2.5]) ),
( '(f 0 -1)' , ('f', [0, -1]) ),
( '(f (g (x)))', ('f', [('g', [('x', [])])]) ),
]
for sexp, output in tests:
parsed = sexp_parse(sexp)
mapped = make_sexp(parsed)
self.assertEqual(parsed, output)
self.assertEqual(len(mapped.args), len(output[1]))
