test_bug1567544.html

Enable keyboard shortcuts

<!DOCTYPE HTML>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=1567544

Test that globalCompositeOperation is applied to SVG images drawn with `drawImage`.

-->

<title>Test for Bug 1567544</title>

<script src="/tests/SimpleTest/SimpleTest.js"></script>

<link rel="stylesheet" href="/tests/SimpleTest/test.css">

<body>

<canvas id="c" width="100" height="50"></canvas>

<script>

function isPixel(ctx, x,y, r,g,b,a, pos, colour, d) {

    var pixel = ctx.getImageData(x, y, 1, 1);

    var pr = pixel.data[0],

        pg = pixel.data[1],

        pb = pixel.data[2],

        pa = pixel.data[3];

    ok(r-d <= pr && pr <= r+d &&

       g-d <= pg && pg <= g+d &&

       b-d <= pb && pb <= b+d &&

       a-d <= pa && pa <= a+d,

       "pixel "+pos+" is "+pr+","+pg+","+pb+","+pa+"; expected "+colour+" +/- "+d);

SimpleTest.waitForExplicitFinish();

addLoadEvent(function () {

var canvas = document.getElementById('c');

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

ctx.beginPath();

ctx.arc(50, 50, 37.5, 0, Math.PI * 2);

ctx.fillStyle = 'red';

ctx.fill();

ctx.globalCompositeOperation = 'destination-in';

ctx.drawImage(document.getElementById('roundrectangle.svg'), 50, 40);

isPixel(ctx, 82,38, 0,0,0,0, "82,38", "0,0,0,0", 0);

isPixel(ctx, 82,48, 255,0,0,255, "82,48", "255,0,0,255", 0);

SimpleTest.finish();

});

</script>

<img src="image_roundrectangle.svg" id="roundrectangle.svg" class="resource">