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Unified Diff: LayoutTests/fast/dom/geometry-interfaces-dom-matrix-rotate.html

Issue 479863002: Implement rotate*() methods in DOMMatrix. Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: use testharnessreport.js Created 6 years, 4 months ago
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Index: LayoutTests/fast/dom/geometry-interfaces-dom-matrix-rotate.html
diff --git a/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-rotate.html b/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-rotate.html
new file mode 100644
index 0000000000000000000000000000000000000000..066c5575e0cfe965c07a5d3ddea6489ee953adf7
--- /dev/null
+++ b/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-rotate.html
@@ -0,0 +1,189 @@
+<!DOCTYPE html>
+<html>
+<head>
+<title>Geometry Interfaces: DOMMatrix rotate</title>
+<script src="../../resources/testharness.js"></script>
+<script src="../../resources/testharnessreport.js"></script>
+</head>
+<body>
+<script>
+
+function toArray(matrix)
+{
+ return [ matrix.m11, matrix.m21, matrix.m31, matrix.m41,
+ matrix.m12, matrix.m22, matrix.m32, matrix.m42,
+ matrix.m13, matrix.m23, matrix.m33, matrix.m43,
+ matrix.m14, matrix.m24, matrix.m34, matrix.m44 ];
+}
+
+function deg2rad(degrees)
+{
+ return degrees * Math.PI / 180;
+}
+
+function rad2deg(radians)
+{
+ return radians * 180 / Math.PI
+}
+
+const COS_0_DEG = Math.cos(0);
+const SIN_0_DEG = Math.sin(0);
+const COS_30_DEG = Math.cos(deg2rad(30));
+const SIN_30_DEG = Math.sin(deg2rad(30));
+const COS_45_DEG = Math.cos(deg2rad(45));
+const SIN_45_DEG = Math.sin(deg2rad(45));
+const COS_60_DEG = Math.cos(deg2rad(60));
+const SIN_60_DEG = Math.sin(deg2rad(60));
+const COS_90_DEG = Math.cos(deg2rad(90));
+const SIN_90_DEG = Math.sin(deg2rad(90));
+
+test(function() {
+ var matrix = new DOMMatrix();
+ assert_true(matrix.is2D);
+ assert_true(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ]);
+ var result = matrix.rotate(60);
+ assert_true(result.is2D);
+ assert_false(result.isIdentity);
+ var m11 = COS_60_DEG;
+ var m12 = SIN_60_DEG;
+ var m21 = -SIN_60_DEG;
+ var m22 = COS_60_DEG;
+ assert_array_equals(toArray(result), [ m11, m21, 0, 0, m12, m22, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ]);
+ assert_true(matrix.is2D);
+ assert_true(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ]);
+ matrix.rotateSelf(60);
+ assert_true(matrix.is2D);
+ assert_false(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), toArray(result));
+}, "DOMMatrix.rotate(angle) and rotateSelf(angle)");
+
+test(function() {
+ var matrix = new DOMMatrix();
+ matrix.m11 = 1;
+ matrix.m12 = 2;
+ matrix.m21 = 3;
+ matrix.m22 = 4;
+ assert_true(matrix.is2D);
+ assert_false(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), [ 1, 3, 0, 0, 2, 4, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ]);
+ var result = matrix.rotate(30);
+ assert_true(result.is2D);
+ assert_false(result.isIdentity);
+ var m11 = COS_30_DEG + SIN_30_DEG * 3;
+ var m12 = COS_30_DEG * 2 + SIN_30_DEG * 4;
+ var m21 = -SIN_30_DEG + COS_30_DEG * 3;
+ var m22 = -SIN_30_DEG * 2 + COS_30_DEG * 4;
+ assert_array_equals(toArray(result), [ m11, m21, 0, 0, m12, m22, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ]);
+ assert_true(matrix.is2D);
+ assert_false(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), [ 1, 3, 0, 0, 2, 4, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ]);
+ matrix.rotateSelf(30);
+ assert_true(matrix.is2D);
+ assert_false(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), toArray(result));
+}, "DOMMatrix.rotate(angle) and DOMMatrix.rotateSelf(angle) with non-identity");
+
+test(function() {
+ var matrix = new DOMMatrix();
+ matrix.m11 = 1;
+ matrix.m12 = 2;
+ matrix.m21 = 3;
+ matrix.m22 = 4;
+ matrix.m13 = 5;
+ matrix.m23 = 6;
+ matrix.m33 = 7;
+ assert_false(matrix.is2D);
+ assert_false(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), [ 1, 3, 0, 0, 2, 4, 0, 0, 5, 6, 7, 0, 0, 0, 0, 1 ]);
+ var result = matrix.rotate(30);
+ assert_false(result.is2D);
+ assert_false(result.isIdentity);
+ var m11 = COS_30_DEG + SIN_30_DEG * 3;
+ var m12 = COS_30_DEG * 2 + SIN_30_DEG * 4;
+ var m13 = COS_30_DEG * 5 + SIN_30_DEG * 6;
+ var m21 = -SIN_30_DEG + COS_30_DEG * 3;
+ var m22 = -SIN_30_DEG * 2 + COS_30_DEG * 4;
+ var m23 = -SIN_30_DEG * 5 + COS_30_DEG * 6;
+ assert_array_equals(toArray(result), [ m11, m21, 0, 0, m12, m22, 0, 0, m13, m23, 7, 0, 0, 0, 0, 1 ]);
+ assert_false(matrix.is2D);
+ assert_false(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), [ 1, 3, 0, 0, 2, 4, 0, 0, 5, 6, 7, 0, 0, 0, 0, 1 ]);
+ matrix.rotateSelf(30);
+ assert_false(matrix.is2D);
+ assert_false(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), toArray(result));
+}, "DOMMatrix.rotate(angle) and DOMMatrix.rotateSelf(angle) when is2D property is false");
+
+test(function() {
+ var matrix = new DOMMatrix();
+ assert_true(matrix.is2D);
+ assert_true(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ]);
+ var result = matrix.rotate(45, 10, 10);
+ var expected = new DOMMatrix();
+ expected.translateSelf(10, 10);
+ expected.rotateSelf(45);
+ expected.translateSelf(-10, -10);
+ assert_true(result.is2D);
+ assert_false(result.isIdentity);
+ assert_array_equals(toArray(result), toArray(expected));
+ assert_true(matrix.is2D);
+ assert_true(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ]);
+ matrix.rotateSelf(45, 10, 10);
+ assert_true(matrix.is2D);
+ assert_false(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), toArray(result));
+}, "DOMMatrix.rotate(angle, ox, oy)");
+
+test(function() {
+ var matrix = new DOMMatrix();
+ assert_true(matrix.is2D);
+ assert_true(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ]);
+ var result = matrix.rotateFromVector(4, 7);
+ var expected = new DOMMatrix();
+ expected.rotateSelf(rad2deg(Math.atan2(7, 4)));
+ assert_true(result.is2D);
+ assert_false(result.isIdentity);
+ assert_array_equals(toArray(result), toArray(expected));
+ assert_true(matrix.is2D);
+ assert_true(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ]);
+ matrix.rotateFromVectorSelf(4, 7);
+ assert_true(matrix.is2D);
+ assert_false(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), toArray(result));
+}, "DOMMatrix.rotateFromVector(x, y) and DOMMatrix.rotateFromVectorSelf(x, y)");
+
+test(function() {
+ var matrix = new DOMMatrix();
+ assert_true(matrix.is2D);
+ assert_true(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ]);
+ var x_result = matrix.rotateAxisAngle(1, 0, 0, 30);
+ assert_false(x_result.is2D);
+ assert_false(x_result.isIdentity);
+ assert_array_equals(toArray(x_result), [ 1, 0, 0, 0, 0, COS_30_DEG, -SIN_30_DEG, 0, 0, SIN_30_DEG, COS_30_DEG, 0, 0, 0, 0, 1 ]);
+ var y_result = matrix.rotateAxisAngle(0, 1, 0, 45);
+ assert_false(y_result.is2D);
+ assert_false(y_result.isIdentity);
+ assert_array_equals(toArray(y_result), [ COS_45_DEG, 0, SIN_45_DEG, 0, 0, 1, 0, 0, -SIN_45_DEG, 0, COS_45_DEG, 0, 0, 0, 0, 1 ]);
+ var z_result = matrix.rotateAxisAngle(0, 0, 1, 60);
+ assert_true(z_result.is2D);
+ assert_false(z_result.isIdentity);
+ assert_array_equals(toArray(z_result), [ COS_60_DEG, -SIN_60_DEG, 0, 0, SIN_60_DEG, COS_60_DEG, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ]);
+ var expected = new DOMMatrix();
+ expected.rotateSelf(60);
+ assert_array_equals(toArray(z_result), toArray(expected));
+ matrix.rotateAxisAngleSelf(1, 0, 0, 30);
+ assert_false(matrix.is2D);
+ assert_false(matrix.isIdentity);
+ assert_array_equals(toArray(matrix), toArray(x_result));
+}, "DOMMatrix.rotateAxisAngle(x, y, z, angle) and DOMMatrix.rotateAxisAngleSelf(x, y, z, angle)");
+
+</script>
+</body>
+</html>
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