<!DOCTYPE html>
<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
<title>Canvas test: 2d.text.measure.advances</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">
<style>
@font-face {
  font-family: CanvasTest;
  src: url("/fonts/CanvasTest.ttf");
}
</style>
<body class="show_output">

<h1>2d.text.measure.advances</h1>
<p class="desc">Testing width advances</p>


<span style="font-family: CanvasTest; position: absolute; visibility: hidden">A</span>
<p class="output">Actual output:</p>
<canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>

<ul id="d"></ul>
<script>
var t = async_test("Testing width advances");
_addTest(function(canvas, ctx) {

  deferTest();
  var f = new FontFace("CanvasTest", "/fonts/CanvasTest.ttf");
  document.fonts.add(f);
  document.fonts.ready.then(() => {
      step_timeout(t.step_func_done(function () {
          ctx.font = '50px CanvasTest';
          ctx.direction = 'ltr';
          ctx.align = 'left'
          // Some platforms may return '-0'.
          _assertSame(Math.abs(ctx.measureText('Hello').advances[0]), 0, "Math.abs(ctx.measureText('Hello').advances[\""+(0)+"\"])", "0");
          // Different platforms may render text slightly different.
          _assert(ctx.measureText('Hello').advances[1] >= 36, "ctx.measureText('Hello').advances[\""+(1)+"\"] >= 36");
          _assert(ctx.measureText('Hello').advances[2] >= 58, "ctx.measureText('Hello').advances[\""+(2)+"\"] >= 58");
          _assert(ctx.measureText('Hello').advances[3] >= 70, "ctx.measureText('Hello').advances[\""+(3)+"\"] >= 70");
          _assert(ctx.measureText('Hello').advances[4] >= 80, "ctx.measureText('Hello').advances[\""+(4)+"\"] >= 80");

          var tm = ctx.measureText('Hello');
          _assertSame(ctx.measureText('Hello').advances[0], tm.advances[0], "ctx.measureText('Hello').advances[\""+(0)+"\"]", "tm.advances[\""+(0)+"\"]");
          _assertSame(ctx.measureText('Hello').advances[1], tm.advances[1], "ctx.measureText('Hello').advances[\""+(1)+"\"]", "tm.advances[\""+(1)+"\"]");
          _assertSame(ctx.measureText('Hello').advances[2], tm.advances[2], "ctx.measureText('Hello').advances[\""+(2)+"\"]", "tm.advances[\""+(2)+"\"]");
          _assertSame(ctx.measureText('Hello').advances[3], tm.advances[3], "ctx.measureText('Hello').advances[\""+(3)+"\"]", "tm.advances[\""+(3)+"\"]");
          _assertSame(ctx.measureText('Hello').advances[4], tm.advances[4], "ctx.measureText('Hello').advances[\""+(4)+"\"]", "tm.advances[\""+(4)+"\"]");
      }), 500);
  });

});
</script>

