1 files changed, 31 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/offscreen/text/2d.text.measure.width.basic.html b/testing/web-platform/tests/html/canvas/offscreen/text/2d.text.measure.width.basic.html
new file mode 100644
index 0000000000..fea1904083
--- /dev/null
+++ b/testing/web-platform/tests/html/canvas/offscreen/text/2d.text.measure.width.basic.html
@@ -0,0 +1,31 @@
+<!DOCTYPE html>
+<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
+<title>OffscreenCanvas test: 2d.text.measure.width.basic</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/html/canvas/resources/canvas-tests.js"></script>
+
+<h1>2d.text.measure.width.basic</h1>
+<p class="desc">The width of character is same as font used</p>
+
+
+<script>
+promise_test(async t => {
+
+  var canvas = new OffscreenCanvas(100, 50);
+  var ctx = canvas.getContext('2d');
+
+  var f = new FontFace("CanvasTest", "url('/fonts/CanvasTest.ttf')");
+  f.load();
+  document.fonts.add(f);
+  await document.fonts.ready;
+  ctx.font = '50px CanvasTest';
+  _assertSame(ctx.measureText('A').width, 50, "ctx.measureText('A').width", "50");
+  _assertSame(ctx.measureText('AA').width, 100, "ctx.measureText('AA').width", "100");
+  _assertSame(ctx.measureText('ABCD').width, 200, "ctx.measureText('ABCD').width", "200");
+
+  ctx.font = '100px CanvasTest';
+  _assertSame(ctx.measureText('A').width, 100, "ctx.measureText('A').width", "100");
+
+}, "The width of character is same as font used");
+</script>