1 files changed, 34 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/element/shadows/2d.shadow.image.alpha.html b/testing/web-platform/tests/html/canvas/element/shadows/2d.shadow.image.alpha.html
new file mode 100644
index 0000000000..f00e1752df
--- /dev/null
+++ b/testing/web-platform/tests/html/canvas/element/shadows/2d.shadow.image.alpha.html
@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
+<title>Canvas test: 2d.shadow.image.alpha</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/html/canvas/resources/canvas-tests.js"></script>
+<link rel="stylesheet" href="/html/canvas/resources/canvas-tests.css">
+<body class="show_output">
+
+<h1>2d.shadow.image.alpha</h1>
+<p class="desc">Shadows are drawn correctly for partially-transparent images</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="2d.shadow.image.alpha.png" class="output expected" id="expected" alt="">
+<ul id="d"></ul>
+<script>
+var t = async_test("Shadows are drawn correctly for partially-transparent images");
+_addTest(function(canvas, ctx) {
+
+  ctx.fillStyle = '#f00';
+  ctx.fillRect(0, 0, 100, 50);
+  ctx.shadowOffsetY = 50;
+  ctx.shadowColor = '#00f';
+  var img = document.getElementById('transparent50.png');
+  ctx.drawImage(img, 0, -50);
+
+  _assertPixelApprox(canvas, 50,25, 127,0,127,255, 2);
+
+});
+</script>
+<img src="/images/transparent50.png" id="transparent50.png" class="resource">
+