gecko/browser/base/content/test/browser_bug416661.js

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var tabElm, zoomLevel;
function start_test_prefNotSet() {
is(ZoomManager.zoom, 1, "initial zoom level should be 1");
FullZoom.enlarge();
//capture the zoom level to test later
zoomLevel = ZoomManager.zoom;
isnot(zoomLevel, 1, "zoom level should have changed");
afterZoomAndLoad(continue_test_prefNotSet);
content.location =
"http://mochi.test:8888/browser/browser/base/content/test/moz.png";
}
function continue_test_prefNotSet () {
is(ZoomManager.zoom, 1, "zoom level pref should not apply to an image");
FullZoom.reset();
afterZoomAndLoad(end_test_prefNotSet);
content.location =
"http://mochi.test:8888/browser/browser/base/content/test/zoom_test.html";
}
function end_test_prefNotSet() {
is(ZoomManager.zoom, zoomLevel, "the zoom level should have persisted");
// Reset the zoom so that other tests have a fresh zoom level
FullZoom.reset();
gBrowser.removeCurrentTab();
finish();
}
function test() {
waitForExplicitFinish();
tabElm = gBrowser.addTab();
gBrowser.selectedTab = tabElm;
afterZoomAndLoad(start_test_prefNotSet);
content.location =
"http://mochi.test:8888/browser/browser/base/content/test/zoom_test.html";
}
function afterZoomAndLoad(cb) {
let didLoad = didZoom = false;
tabElm.linkedBrowser.addEventListener("load", function() {
tabElm.linkedBrowser.removeEventListener("load", arguments.callee, true);
didLoad = true;
if (didZoom)
executeSoon(cb);
}, true);
let oldAPTS = FullZoom._applyPrefToSetting;
FullZoom._applyPrefToSetting = function(value, browser) {
if (!value)
value = undefined;
oldAPTS.call(FullZoom, value, browser);
FullZoom._applyPrefToSetting = oldAPTS;
didZoom = true;
if (didLoad)
executeSoon(cb);
};
}