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Bug 817700 - Fix test_mozGetAsFile canvas test. r=roc

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This commit is contained in:
Stephen Pohl 2013-09-06 12:30:30 -04:00
parent 1e6232e229
commit 299783d672
1 changed files with 20 additions and 19 deletions
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39
content/canvas/test/test_mozGetAsFile.html
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@ -7,42 +7,43 @@
<canvas id="c" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>
<script>
var gCompares = 0;
function compareAsync(file, canvas, type)
function compareAsync(file, canvas, type, callback)
{
++gCompares;
var reader = new FileReader();
reader.onload =
function(e) {
is(e.target.result, canvas.toDataURL(type),
"<canvas>.mozGetAsFile().getAsDataURL() should equal <canvas>.toDataURL()");
if (--gCompares == 0) {
SimpleTest.finish();
}
callback(canvas);
};
reader.readAsDataURL(file);
}
function test1(canvas)
{
var pngfile = canvas.mozGetAsFile("foo.png");
is(pngfile.type, "image/png", "Default type for mozGetAsFile should be PNG");
compareAsync(pngfile, canvas, "image/png", test2);
is(pngfile.name, "foo.png", "File name should be what we passed in");
}
function test2(canvas)
{
var jpegfile = canvas.mozGetAsFile("bar.jpg", "image/jpeg");
is(jpegfile.type, "image/jpeg",
"When a valid type is specified that should be returned");
compareAsync(jpegfile, canvas, "image/jpeg", SimpleTest.finish);
is(jpegfile.name, "bar.jpg", "File name should be what we passed in");
}
SimpleTest.waitForExplicitFinish();
addLoadEvent(function () {
var canvas = document.getElementById('c');
var ctx = canvas.getContext('2d');
ctx.drawImage(document.getElementById('yellow75.png'), 0, 0);
var pngfile = canvas.mozGetAsFile("foo.png");
is(pngfile.type, "image/png", "Default type for mozGetAsFile should be PNG");
compareAsync(pngfile, canvas, "image/png");
is(pngfile.name, "foo.png", "File name should be what we passed in");
var jpegfile = canvas.mozGetAsFile("bar.jpg", "image/jpeg");
is(jpegfile.type, "image/jpeg",
"When a valid type is specified that should be returned");
compareAsync(jpegfile, canvas, "image/jpeg");
is(jpegfile.name, "bar.jpg", "File name should be what we passed in");
test1(canvas);
});
</script>