gecko/browser/base/content/test/tabview/browser_tabview_bug595804.js

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JavaScript
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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
var prefsBranch = Cc["@mozilla.org/preferences-service;1"].
getService(Ci.nsIPrefService).
getBranch("browser.panorama.");
function animateZoom() prefsBranch.getBoolPref("animate_zoom");
let contentWindow = null;
registerCleanupFunction(function() {
// reset to default: true
prefsBranch.setBoolPref("animate_zoom", true);
});
function test() {
waitForExplicitFinish();
ok(!TabView.isVisible(), "Tab View is not visible");
window.addEventListener("tabviewshown", startTesting, false);
TabView.toggle();
}
function startTesting() {
window.removeEventListener("tabviewshown", startTesting, false);
contentWindow = document.getElementById("tab-view").contentWindow;
ok(TabView.isVisible(), "Tab View is visible");
ok(animateZoom(), "By default, we want to animate");
function finishOnHidden() {
contentWindow.removeEventListener("tabviewhidden", finishOnHidden, false);
ok(!TabView.isVisible(), "Tab View is not visible");
finish();
}
function wrapup() {
contentWindow.addEventListener("tabviewhidden", finishOnHidden, false);
TabView.hide();
}
function part2() {
prefsBranch.setBoolPref("animate_zoom", false);
ok(!animateZoom(), "animate_zoom = false");
zoomInAndOut(false, wrapup);
}
function part1() {
prefsBranch.setBoolPref("animate_zoom",true);
ok(animateZoom(), "animate_zoom = true");
zoomInAndOut(true, part2);
}
// start it up!
part1();
}
function zoomInAndOut(transitionsExpected, callback) {
let transitioned = 0;
contentWindow.document.addEventListener("transitionend", onTransitionEnd, false);
function onTransitionEnd(event) {
transitioned++;
}
let onHidden = function() {
contentWindow.removeEventListener("tabviewhidden", onHidden, false);
if (transitionsExpected)
ok(transitioned >= 0, "There can be transitions");
else
ok(!transitioned, "There should have been no transitions");
TabView.toggle();
};
let onShownAgain = function() {
contentWindow.removeEventListener("tabviewshown", onShownAgain, false);
if (transitionsExpected)
ok(transitioned >= 0, "There can be transitions");
else
ok(!transitioned, "There should have been no transitions");
callback();
};
contentWindow.addEventListener("tabviewhidden", onHidden, false);
contentWindow.addEventListener("tabviewshown", onShownAgain, false);
// get this party started by hiding tab view
TabView.toggle();
}