| Index: third_party/WebKit/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-invert.html
|
| diff --git a/third_party/WebKit/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-invert.html b/third_party/WebKit/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-invert.html
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..390b70d9890034d618556d83612ca3d020906076
|
| --- /dev/null
|
| +++ b/third_party/WebKit/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-invert.html
|
| @@ -0,0 +1,85 @@
|
| +<!DOCTYPE HTML>
|
| +<html>
|
| +<head>
|
| +<title>Geometry Interfaces: DOMMatrix invert</title>
|
| +<script src="../../resources/testharness.js"></script>
|
| +<script src="../../resources/testharnessreport.js"></script>
|
| +</head>
|
| +<body>
|
| +<script>
|
| +
|
| +// TODO(hs1217.lee): create the DOMMatrix directly when the sequence constructor is supported.
|
| +function initMatrix(values) {
|
| + return new DOMMatrixReadOnly(values);
|
| +}
|
| +
|
| +test(function() {
|
| + var matrix2d = new DOMMatrix(initMatrix([1, 2, 3, 4, 5, 6]));
|
| + matrix2d.invertSelf();
|
| + assert_true(matrix2d.is2D);
|
| + assert_equals(matrix2d.a, -2);
|
| + assert_equals(matrix2d.b, 1);
|
| + assert_equals(matrix2d.c, 1.5);
|
| + assert_equals(matrix2d.d, -0.5);
|
| + assert_equals(matrix2d.e, 1);
|
| + assert_equals(matrix2d.f, -2);
|
| +}, "DOMMatrix invertSelf() - invertible - 2D matrix");
|
| +
|
| +test(function() {
|
| + var matrix2d = new DOMMatrix(initMatrix([1, 1, 1, 1, 1, 1]));
|
| + matrix2d.invertSelf();
|
| + assert_false(matrix2d.is2D);
|
| + assert_equals(matrix2d.a, NaN);
|
| + assert_equals(matrix2d.b, NaN);
|
| + assert_equals(matrix2d.c, NaN);
|
| + assert_equals(matrix2d.d, NaN);
|
| + assert_equals(matrix2d.e, NaN);
|
| + assert_equals(matrix2d.f, NaN);
|
| +}, "DOMMatrix invertSelf() - uninvertible - 2D matrix");
|
| +
|
| +test(function() {
|
| + var matrix3d = new DOMMatrix(initMatrix([10, 20, 30, 40, 40, 40, 30, 20, 10, 20, 40, 30, 20, 40, 50, 100]));
|
| + matrix3d.invertSelf();
|
| + assert_false(matrix3d.is2D);
|
| + assert_equals(matrix3d.m11, -1.6);
|
| + assert_equals(matrix3d.m12, 0.05);
|
| + assert_equals(matrix3d.m13, 0.6);
|
| + assert_equals(matrix3d.m14, 0.45);
|
| + assert_equals(matrix3d.m21, 2.05);
|
| + assert_equals(matrix3d.m22, -0.025);
|
| + assert_equals(matrix3d.m23, -0.8);
|
| + assert_equals(matrix3d.m24, -0.575);
|
| + assert_equals(matrix3d.m31, -0.4);
|
| + assert_equals(matrix3d.m32, 0);
|
| + assert_equals(matrix3d.m33, 0.2);
|
| + assert_equals(matrix3d.m34, 0.1);
|
| + assert_equals(matrix3d.m41, -0.3);
|
| + assert_equals(matrix3d.m42, -0);
|
| + assert_equals(matrix3d.m43, 0.1);
|
| + assert_equals(matrix3d.m44, 0.1);
|
| +}, "DOMMatrix invertSelf() - 3D matrix");
|
| +
|
| +test(function() {
|
| + var matrix3d = new DOMMatrix(initMatrix([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16]));
|
| + matrix3d.invertSelf();
|
| + assert_false(matrix3d.is2D);
|
| + assert_equals(matrix3d.m11, NaN);
|
| + assert_equals(matrix3d.m12, NaN);
|
| + assert_equals(matrix3d.m13, NaN);
|
| + assert_equals(matrix3d.m14, NaN);
|
| + assert_equals(matrix3d.m21, NaN);
|
| + assert_equals(matrix3d.m22, NaN);
|
| + assert_equals(matrix3d.m23, NaN);
|
| + assert_equals(matrix3d.m24, NaN);
|
| + assert_equals(matrix3d.m31, NaN);
|
| + assert_equals(matrix3d.m32, NaN);
|
| + assert_equals(matrix3d.m33, NaN);
|
| + assert_equals(matrix3d.m34, NaN);
|
| + assert_equals(matrix3d.m41, NaN);
|
| + assert_equals(matrix3d.m42, NaN);
|
| + assert_equals(matrix3d.m43, NaN);
|
| + assert_equals(matrix3d.m44, NaN);
|
| +}, "DOMMatrix invertSelf() - uninvertible - 3D matrix");
|
| +</script>
|
| +</body>
|
| +</html>
|
|
|
Chromium Code Reviews
Issue 2283173003:
Implement inverse & invertSelf function in DOMMatrix & DOMMatrixReadOnly. (Closed)
