1 files changed, 39 insertions, 0 deletions
diff --git a/testing/web-platform/tests/2dcontext/compositing/2d.composite.globalAlpha.canvaspattern.html b/testing/web-platform/tests/2dcontext/compositing/2d.composite.globalAlpha.canvaspattern.html
new file mode 100644
index 000000000..eeb2442bf
--- /dev/null
+++ b/testing/web-platform/tests/2dcontext/compositing/2d.composite.globalAlpha.canvaspattern.html
@@ -0,0 +1,39 @@
+<!DOCTYPE html>
+<!-- DO NOT EDIT! This test has been generated by tools/gentest.py. -->
+<title>Canvas test: 2d.composite.globalAlpha.canvaspattern</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/common/canvas-tests.js"></script>
+<link rel="stylesheet" href="/common/canvas-tests.css">
+<body class="show_output">
+
+<h1>2d.composite.globalAlpha.canvaspattern</h1>
+<p class="desc"></p>
+
+
+<p class="output">Actual output:</p>
+<canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>
+<p class="output expectedtext">Expected output:<p><img src="/images/green-100x50.png" class="output expected" id="expected" alt="">
+<ul id="d"></ul>
+<script>
+var t = async_test("");
+_addTest(function(canvas, ctx) {
+
+var canvas2 = document.createElement('canvas');
+canvas2.width = 100;
+canvas2.height = 50;
+var ctx2 = canvas2.getContext('2d');
+ctx2.fillStyle = '#f00';
+ctx2.fillRect(0, 0, 100, 50);
+
+ctx.fillStyle = '#0f0';
+ctx.fillRect(0, 0, 100, 50);
+ctx.fillStyle = ctx.createPattern(canvas2, 'no-repeat');
+ctx.globalAlpha = 0.01; // avoid any potential alpha=0 optimisations
+ctx.fillRect(0, 0, 100, 50);
+_assertPixelApprox(canvas, 50,25, 2,253,0,255, "50,25", "2,253,0,255", 2);
+
+
+});
+</script>
+