def test8(self): self.assertEqual(mySqrt(0), 0)
def test1(self): self.assertEqual(mySqrt(9), 3)
def test6(self): self.assertEqual(mySqrt(478), 21)
def test7(self): self.assertEqual(mySqrt(2147483647), 46340)
def test5(self): self.assertEqual(mySqrt(100), 10)
def test4(self): self.assertEqual(mySqrt(5), 2)
def test3(self): self.assertEqual(mySqrt(3), 1)
def test2(self): self.assertEqual(mySqrt(2), 1)
def test0(self): self.assertEqual(mySqrt(1), 1)