def testEncryptInt64DecryptInt64(self):
    logging.debug('Running testEncryptInt64DecryptInt64 method.')
    # A small positive number
    ciphertext = _PAILLIER1.EncryptInt64(15)
    decryption = _PAILLIER1.DecryptInt64(ciphertext)
    self.assertEquals(15, decryption)
    # A small negative number
    ciphertext = _PAILLIER1.EncryptInt64(-15)
    decryption = _PAILLIER1.DecryptInt64(ciphertext)
    self.assertEquals(-15, decryption)
    # largest positive number
    ciphertext = _PAILLIER1.EncryptInt64(1 - 2**63)
    decryption = _PAILLIER1.DecryptInt64(ciphertext)
    self.assertEquals(2**63 - 1, decryption)
    # largest negative number
    ciphertext = _PAILLIER1.EncryptInt64(-2**63)
    decryption = _PAILLIER1.DecryptInt64(ciphertext)
    self.assertEquals(-2**63, decryption)
dataset/ETHPy150Open google/encrypted-bigquery-client/src/paillier_test.py/PaillierTest.testEncryptInt64DecryptInt64/swapped operands of `-`