def test_getShaders(self,pymel): shaderStub = MagicMock(name='shaderMock') shaderStub.name.return_value = 'A_SB' badShaderStub = MagicMock(name='badShaderMock') badShaderStub.name.return_value = 'shader1' pymel.ls.return_value = [shaderStub,shaderStub,badShaderStub] returnValue = SeparateBlends._getShaders() ulib.assertListEqual(l1=returnValue, l2=[shaderStub,shaderStub])