def iter_test_cases(test_id, suites=None):
assert isinstance(test_id, str), test_id
print('test_id = {}'.format(test_id))
if suites is None:
module = import_module('pomagma.reducer.engines.{}'.format(test_id))
suites = module.SUPPORTED_TESTDATA
for suite in suites:
filename = '{}/{}.sexpr'.format(TESTDATA, suite)
print('reading {}'.format(filename))
with open(filename) as f:
for i, line in enumerate(f):
parts = line.split(';', 1)
sexpr = parts[0].strip()
if sexpr:
message = 'In {}:{}\n{}'.format(filename, 1 + i, line)
try:
code = sexpr_parse(sexpr)
except ValueError as e:
raise ValueError('{} {}'.format(message, e))
comment = None if len(parts) < 2 else parts[1].strip()
yield code, comment, message
def sexpr_simplify(string):
return sexpr_parse(string, SIGNATURE)
def test_sexpr_simplify(sexpr, expected):
assert sexpr_simplify(sexpr) is sexpr_parse(expected)
def test_polish_simplify(sexpr, expected):
polish = polish_print(sexpr_parse(sexpr))
assert polish_simplify(polish) is sexpr_parse(expected)
def test_sexpr_print_parse(code):
string = sexpr_print(code)
assert isinstance(string, str)
actual_code = sexpr_parse(string)
assert actual_code == code
def test_sexpr_parse(example):
actual = sexpr_parse(example['sexpr'])
assert actual == example['code']