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mirror of https://github.com/trezor/trezor-firmware.git synced 2024-12-11 17:08:15 +00:00
trezor-firmware/tests/utest.py

139 lines
2.7 KiB
Python

import sys
__all__ = [
'run_tests',
'run_test',
'assert_eq',
'assert_not_eq',
'assert_is_instance',
'mock_call',
]
# Running
def run_tests(mod_name='__main__'):
ntotal = 0
nok = 0
nfailed = 0
for name, test in get_tests(mod_name):
result = run_test(test)
report_test(name, test, result)
ntotal += 1
if result:
nok += 1
else:
nfailed += 1
break
report_total(ntotal, nok, nfailed)
if nfailed > 0:
sys.exit(1)
def get_tests(mod_name):
module = __import__(mod_name)
for name in dir(module):
if name.startswith('test_'):
yield name, getattr(module, name)
def run_test(test):
try:
test()
except Exception as e:
report_exception(e)
return False
else:
return True
# Reporting
def report_test(name, test, result):
if result:
print('OK', name)
else:
print('ERR', name)
def report_exception(exc):
sys.print_exception(exc)
def report_total(total, ok, failed):
print('Total:', total, 'OK:', ok, 'Failed:', failed)
# Assertions
def assert_eq(a, b, msg=None):
assert a == b, msg or format_eq(a, b)
def assert_not_eq(a, b, msg=None):
assert a != b, msg or format_not_eq(a, b)
def assert_is_instance(obj, cls, msg=None):
assert isinstance(obj, cls), msg or format_is_instance(obj, cls)
def assert_eq_obj(a, b, msg=None):
assert_is_instance(a, b.__class__, msg)
assert_eq(a.__dict__, b.__dict__, msg)
def format_eq(a, b):
return '\n%r\nvs (expected)\n%r' % (a, b)
def format_not_eq(a, b):
return '%r not expected to be equal %r' % (a, b)
def format_is_instance(obj, cls):
return '%r expected to be instance of %r' % (obj, cls)
def assert_async(task, syscalls):
for prev_result, expected in syscalls:
if isinstance(expected, Exception):
with assert_raises(expected.__class__):
task.send(prev_result)
else:
syscall = task.send(prev_result)
assert_eq_obj(syscall, expected)
class assert_raises:
def __init__(self, exc_type):
self.exc_type = exc_type
def __enter__(self):
return self
def __exit__(self, exc_type, exc_value, traceback):
assert exc_type is not None, '%r not raised' % self.exc_type
return issubclass(exc_type, self.exc_type)
class mock_call:
def __init__(self, original, expected):
self.original = original
self.expected = expected
self.record = []
def __call__(self, *args):
self.record.append(args)
assert_eq(args, self.expected.pop(0))
def assert_called_n_times(self, n, msg=None):
assert_eq(len(self.record), n, msg)