@Test
public void testCmp() {

	Value val1 = new Value("hello");
	Value val2 = new Value("world");
	
	assertFalse("Expected values not to be equal", val1.cmp(val2));
	Value val3 = new Value("hello");
	Value val4 = new Value("hello");
	
	assertTrue("Expected values to be equal", val3.cmp(val4));
}