def METHOD_NAME(self):
    assert_true(self.dd == self.dd)
    assert_false(self.dd != self.dd)
    assert_true(self.dd == DotDict(self.dd))
    assert_false(self.dd != DotDict(self.dd))
    assert_false(self.dd == DotDict())
    assert_true(self.dd != DotDict())