How do I assert equality on two classes without an equals method?

Question

Say I have a class with no equals() method, to which do not have the source. I want to assert equality on two instances of that class.

I can do multiple asserts:

Answer 1

Mockito offers a reflection-matcher:

For latest version of Mockito use:

Assert.assertTrue(new ReflectionEquals(expected, excludeFields).matches(actual));

For older versions use:

Assert.assertThat(actual, new ReflectionEquals(expected, excludeFields));