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from util.digest.multi cimport MultiHash
from util.generic.string cimport TString

import pytest
import unittest


class TestMultiHash(unittest.TestCase):

    def test_str_int(self):
        value = MultiHash(TString(b"1234567"), 123) 
        self.assertEquals(value, 17038203285960021630)

    def test_int_str(self):
        value = MultiHash(123, TString(b"1234567")) 
        self.assertEquals(value, 9973288649881090712)

    def test_collision(self):
        self.assertNotEquals(MultiHash(1, 1, 0), MultiHash(2, 2, 0))