canvas-outside-document-invalidate-01.html

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<!--

     Any copyright is dedicated to the Public Domain.

     http://creativecommons.org/licenses/publicdomain/

     Test that painting in an out-of-document canvas causes a repaint.

-->

<!DOCTYPE html>

<html class="reftest-wait">

<body style="background: -moz-element(#e) darkred">

<script>

var canvas = document.createElement("canvas");

canvas.width = canvas.height = 1;

var ctx = canvas.getContext('2d');

ctx.fillStyle = "red";

ctx.fillRect(0, 0, 1, 1);

window.addEventListener("MozReftestInvalidate", function () {

  setTimeout(function () {

    ctx.fillStyle = "white";

    ctx.fillRect(0, 0, 1, 1);

    document.documentElement.className = "";

  }, 0);

});

document.mozSetImageElement("e", canvas);

</script>

</body>

</html>