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Unified Diff: third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/compositing/2d.composite.globalAlpha.range.worker.js

Issue 2547023002: Import wpt@3c8896ae408c8fd594979da7c99970029e7856a7 (Closed)
Patch Set: Modify TestExpectations or download new baselines for tests. Created 4 years ago
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Index: third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/compositing/2d.composite.globalAlpha.range.worker.js
diff --git a/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/compositing/2d.composite.globalAlpha.range.worker.js b/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/compositing/2d.composite.globalAlpha.range.worker.js
new file mode 100644
index 0000000000000000000000000000000000000000..f38ee56f9a7e9db69a95b9797eb72c2ec818c2e8
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/compositing/2d.composite.globalAlpha.range.worker.js
@@ -0,0 +1,29 @@
+// DO NOT EDIT! This test has been generated by tools/gentest.py.
+// OffscreenCanvas test in a worker:2d.composite.globalAlpha.range
+// Description:
+// Note:
+
+importScripts("/resources/testharness.js");
+importScripts("/common/canvas-tests.js");
+
+var t = async_test("");
+t.step(function() {
+
+var offscreenCanvas = new OffscreenCanvas(100, 50);
+var ctx = offscreenCanvas.getContext('2d');
+
+ctx.globalAlpha = 0.5;
+var a = ctx.globalAlpha; // might not be exactly 0.5, if it is rounded/quantised, so remember for future comparisons
+ctx.globalAlpha = 1.1;
+_assertSame(ctx.globalAlpha, a, "ctx.globalAlpha", "a");
+ctx.globalAlpha = -0.1;
+_assertSame(ctx.globalAlpha, a, "ctx.globalAlpha", "a");
+ctx.globalAlpha = 0;
+_assertSame(ctx.globalAlpha, 0, "ctx.globalAlpha", "0");
+ctx.globalAlpha = 1;
+_assertSame(ctx.globalAlpha, 1, "ctx.globalAlpha", "1");
+
+t.done();
+
+});
+done();

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