Ideal format

data_drive_ideal.py

    @test_case(Vector3D(0,1,0), Vector3D(0,1,0), 1.0).description("blah 1")
    @test_case(Vector3D(0,1,0), Vector3D(0,-1,0), -1.0).description("blah 2")
    @test_case(Vector3D(0,1,0), Vector3D(1,0,0), 0.0).description("blah 3")
    def test_dot(self, vec1, vec2, expected_result):
        dot = Vector3D.dot(vec1, vec2)

        self.assertEquals(dot, expected_result)