gecko/layout/base/tests/bidi_numeral_test.js

98 lines
2.9 KiB
JavaScript

// Canvas related code stolen from http://developer.mozilla.org/en/docs/Code_snippets:Canvas
var RemoteCanvas = function(url, id) {
this.url = url;
this.id = id;
this.snapshot = null;
};
RemoteCanvas.CANVAS_WIDTH = 200;
RemoteCanvas.CANVAS_HEIGHT = 100;
RemoteCanvas.prototype.compare = function(otherCanvas, expected) {
return compareSnapshots(this.snapshot, otherCanvas.snapshot, expected)[0];
}
RemoteCanvas.prototype.load = function(callback) {
var iframe = document.createElement("iframe");
iframe.id = this.id + "-iframe";
iframe.width = RemoteCanvas.CANVAS_WIDTH + "px";
iframe.height = RemoteCanvas.CANVAS_HEIGHT + "px";
iframe.src = this.url;
var me = this;
iframe.addEventListener("load", function() {
me.remotePageLoaded(callback);
}, false);
window.document.body.appendChild(iframe);
};
RemoteCanvas.prototype.remotePageLoaded = function(callback) {
var ldrFrame = document.getElementById(this.id + "-iframe");
this.snapshot = snapshotWindow(ldrFrame.contentWindow);
callback(this);
};
function bidiNumeral(val) {
if (typeof val == "undefined")
return SpecialPowers.getIntPref("bidi.numeral");
else
SpecialPowers.setIntPref("bidi.numeral", val);
}
var bidiNumeralDefault = bidiNumeral();
var currentPass = 0;
function run()
{
SimpleTest.waitForExplicitFinish();
do_test();
}
function do_test()
{
var canvases = [];
function callbackTestCanvas(canvas)
{
canvases.push(canvas);
if (canvases.length == 2) { // when both canvases are loaded
if (passes[currentPass].op == "==") {
ok(canvases[0].compare(canvases[1], true), "Rendering of reftest " + fileprefix + passes[currentPass].file +
" is different with bidi.numeral == " + passes[currentPass].bidiNumeralValue);
} else if (passes[currentPass].op == "!=") {
ok(canvases[0].compare(canvases[1], false), "Rendering of reftest " + fileprefix + passes[currentPass].file +
" is not different with bidi.numeral == " + passes[currentPass].bidiNumeralValue);
}
bidiNumeral(bidiNumeralDefault);
if (currentPass < passes.length - 1) {
++currentPass;
do_test();
} else {
SimpleTest.finish();
}
}
}
var fileprefix = passes[currentPass].prefix + "-";
var file = passes[currentPass].file;
var header = document.createElement("p");
header.appendChild(document.createTextNode("Testing reftest " + fileprefix + file +
" with bidi.numeral == " + passes[currentPass].bidiNumeralValue +
" expecting " + passes[currentPass].op));
document.body.appendChild(header);
bidiNumeral(passes[currentPass].bidiNumeralValue);
var testCanvas = new RemoteCanvas(fileprefix + file + ".html", "test-" + currentPass);
testCanvas.load(callbackTestCanvas);
var refCanvas = new RemoteCanvas(fileprefix + file + "-ref.html", "ref-" + currentPass);
refCanvas.load(callbackTestCanvas);
}
run();