test_base64.py 文件源码

def test_b32decode_casefold(self):
        eq = self.assertEqual
        eq(base64.b32decode('', True), '')
        eq(base64.b32decode('ME======', True), 'a')
        eq(base64.b32decode('MFRA====', True), 'ab')
        eq(base64.b32decode('MFRGG===', True), 'abc')
        eq(base64.b32decode('MFRGGZA=', True), 'abcd')
        eq(base64.b32decode('MFRGGZDF', True), 'abcde')
        # Lower cases
        eq(base64.b32decode('me======', True), 'a')
        eq(base64.b32decode('mfra====', True), 'ab')
        eq(base64.b32decode('mfrgg===', True), 'abc')
        eq(base64.b32decode('mfrggza=', True), 'abcd')
        eq(base64.b32decode('mfrggzdf', True), 'abcde')
        # Expected exceptions
        self.assertRaises(TypeError, base64.b32decode, 'me======')
        # Mapping zero and one
        eq(base64.b32decode('MLO23456'), 'b\xdd\xad\xf3\xbe')
        eq(base64.b32decode('M1023456', map01='L'), 'b\xdd\xad\xf3\xbe')
        eq(base64.b32decode('M1023456', map01='I'), 'b\x1d\xad\xf3\xbe')