<!DOCTYPE html>
<html>
<head>
  <script src="../../resources/js-test-pre.js"></script>
</head>
<body>
<canvas></canvas>
<span style="padding: 0px; font-size: 12px; font-family: Arial; display: inline; visibility: hidden">a&#x3000;b&#x3000;c</span>
<script>
    var canvas = document.getElementsByTagName('canvas')[0];
    var context = canvas.getContext('2d');
    var iSp = '\u3000';
    var str = 'a' + iSp + 'b' + iSp + 'c';
    context.font = '12px Arial';
    canvasWidth = context.measureText(str).width;

    var span = document.getElementsByTagName('span')[0];
    spanWidth = span.getBoundingClientRect().width;
    shouldBe("spanWidth", "canvasWidth");
</script>
<script src="../../resources/js-test-post.js"></script>
</body>
</html>