-1]]},
                            }, {
                                input: [0, 0],
                                opt: {clamp: MatrixClampOption.corner},
                                expect: {matrixXYLocatorRange: [[-1, -1], [-1, -1]]},
                            }]
                        }]
                    },
                    test_c: {
                        desc: 'No matrix.x/y.data, expect no error',
                        data: {
                            x: [],
                    