testing/web-platform/tests/html/canvas/offscreen/text/2d.text.measure.width.empty.worker.js


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22

// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.
// OffscreenCanvas test in a worker:2d.text.measure.width.empty
// Description:The empty string has zero width
// Note:

importScripts("/resources/testharness.js");
importScripts("/html/canvas/resources/canvas-tests.js");

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();
  self.fonts.add(f);
  await self.fonts.ready;
  ctx.font = '50px CanvasTest';
  _assertSame(ctx.measureText("").width, 0, "ctx.measureText(\"\").width", "0");
  t.done();
}, "The empty string has zero width");
done();