1 files changed, 36 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/element/drawing-images-to-the-canvas/2d.drawImage.alpha.html b/testing/web-platform/tests/html/canvas/element/drawing-images-to-the-canvas/2d.drawImage.alpha.html
new file mode 100644
index 0000000000..52acd11803
--- /dev/null
+++ b/testing/web-platform/tests/html/canvas/element/drawing-images-to-the-canvas/2d.drawImage.alpha.html
@@ -0,0 +1,36 @@
+<!DOCTYPE html>
+<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
+<title>Canvas test: 2d.drawImage.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.drawImage.alpha</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>
+promise_test(async t => {
+
+  var canvas = document.getElementById('c');
+  var ctx = canvas.getContext('2d');
+
+  ctx.fillStyle = '#0f0';
+  ctx.fillRect(0, 0, 100, 50);
+  ctx.globalAlpha = 0;
+  const response = await fetch('/images/red.png');
+  const blob = await response.blob();
+  const bitmap = await createImageBitmap(blob);
+
+  ctx.drawImage(bitmap, 0, 0);
+  _assertPixelApprox(canvas, 50,25, 0,255,0,255, 2);
+
+}, "");
+</script>
+