third_party/WebKit/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-readonly-inverse.html - Issue 2283173003: Implement inverse & invertSelf function in DOMMatrix & DOMMatrixReadOnly.

Unified Diff: third_party/WebKit/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-readonly-inverse.html

Issue 2283173003: Implement inverse & invertSelf function in DOMMatrix & DOMMatrixReadOnly. (Closed)

Patch Set: Implement inverse & invertSelf funtion in DomMatrix & DOMMatrixReadOnly. Created 4 years, 4 months ago

Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.

Jump to:

View side-by-side diff with in-line comments

« third_party/WebKit/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-invert.html ('K') | « third_party/WebKit/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-invert.html ('k') | third_party/WebKit/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-skew.html » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Hide Comments ('s')

Index: third_party/WebKit/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-readonly-inverse.html

diff --git a/third_party/WebKit/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-readonly-inverse.html b/third_party/WebKit/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-readonly-inverse.html

new file mode 100644

index 0000000000000000000000000000000000000000..f67064263ad54f3fca5a4f55871716365f1cabbe

--- /dev/null

+++ b/third_party/WebKit/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-readonly-inverse.html

@@ -0,0 +1,79 @@

+<!DOCTYPE HTML>

+<html>

+<head>

+<title>Geometry Interfaces: DOMMatrixReadOnly inverse</title>

+<script src="../../resources/testharness.js"></script>

+<script src="../../resources/testharnessreport.js"></script>

+</head>

+<body>

+<script>

+test(function() {

+ var matrix2d = new DOMMatrixReadOnly([1, 2, 3, 4, 5, 6]);

+ var inverse = matrix2d.inverse();

+ assert_true(inverse.is2D);

+ assert_equals(inverse.a, -2);

+ assert_equals(inverse.b, 1);

+ assert_equals(inverse.c, 1.5);

+ assert_equals(inverse.d, -0.5);

+ assert_equals(inverse.e, 1);

+ assert_equals(inverse.f, -2);

+}, "DOMMatrix inverse() - invertible - 2D matrix");

+test(function() {

+ var matrix2d = new DOMMatrixReadOnly([1, 1, 1, 1, 1, 1]);

+ var inverse =matrix2d.inverse();

+ assert_false(inverse.is2D);

+ assert_equals(inverse.a, NaN);

+ assert_equals(inverse.b, NaN);

+ assert_equals(inverse.c, NaN);

+ assert_equals(inverse.d, NaN);

+ assert_equals(inverse.e, NaN);

+ assert_equals(inverse.f, NaN);

+}, "DOMMatrix inverse() - uninvertible - 2D matrix");

+test(function() {

+ var matrix3d = new DOMMatrixReadOnly([10, 20, 30, 40, 40, 40, 30, 20, 10, 20, 40, 30, 20, 40, 50, 100]);

+ var inverse = matrix3d.inverse();

+ assert_false(inverse.is2D);

+ assert_equals(inverse.m11, -1.6);

+ assert_equals(inverse.m12, 0.05);

+ assert_equals(inverse.m13, 0.6);

+ assert_equals(inverse.m14, 0.45);

+ assert_equals(inverse.m21, 2.05);

+ assert_equals(inverse.m22, -0.025);

+ assert_equals(inverse.m23, -0.8);

+ assert_equals(inverse.m24, -0.575);

+ assert_equals(inverse.m31, -0.4);

+ assert_equals(inverse.m32, 0);

+ assert_equals(inverse.m33, 0.2);

+ assert_equals(inverse.m34, 0.1);

+ assert_equals(inverse.m41, -0.3);

+ assert_equals(inverse.m42, -0);

+ assert_equals(inverse.m43, 0.1);

+ assert_equals(inverse.m44, 0.1);

+}, "DOMMatrix inverse() - invertible - 3D matrix");

+test(function() {

+ var matrix3d = new DOMMatrixReadOnly([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16]);

+ var inverse = matrix3d.inverse();

+ assert_false(inverse.is2D);

+ assert_equals(inverse.m11, NaN);

+ assert_equals(inverse.m12, NaN);

+ assert_equals(inverse.m13, NaN);

+ assert_equals(inverse.m14, NaN);

+ assert_equals(inverse.m21, NaN);

+ assert_equals(inverse.m22, NaN);

+ assert_equals(inverse.m23, NaN);

+ assert_equals(inverse.m24, NaN);

+ assert_equals(inverse.m31, NaN);

+ assert_equals(inverse.m32, NaN);

+ assert_equals(inverse.m33, NaN);

+ assert_equals(inverse.m34, NaN);

+ assert_equals(inverse.m41, NaN);

+ assert_equals(inverse.m42, NaN);

+ assert_equals(inverse.m43, NaN);

+ assert_equals(inverse.m44, NaN);

+}, "DOMMatrix inverse() - uninvertible - 3D matrix");

+</script>

+</body>

+</html>