def METHOD_NAME(self):
    self.assertTrue(compare_values("hello", "equals", "hello"))
    self.assertTrue(compare_values(1, "equals", 1))
    self.assertFalse(compare_values("hello", "equals", " hello"))
    self.assertFalse(compare_values(1, "equals", 2))
    self.assertFalse(compare_values(1, "equals", "1"))
    # negation
    self.assertFalse(compare_values("hello", "!equals", "hello"))
    self.assertTrue(compare_values(1, "!equals", "1"))