@Test public void not_equal_anything_else() { assertFalse(t.equals("a string")); }
@Test public void not_equal_null() { assertFalse(t.equals(null)); }
@Test void identity_is_equal() { assertTrue(t.equals(t)); }
@Test public void equivalent_tuples_are_equal() { assertTrue(t.equals(Tuple.create("tapestry", 5))); } }
@Test public void values_must_be_equal() { assertFalse(t.equals(Tuple.create("tapestry", 4))); }