def test():
    import sys
    mod = sys.modules[__name__]
    testfuncs = [getattr(mod, name) for name in dir(mod) if name.startswith('test_')]
    [tf() for tf in sorted(testfuncs, key=lambda f:f.__code__.co_firstlineno)]
    print('ran %i tests' % len(testfuncs))


test()