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[Australis] Bug 956285: test zoom label update on page navigation. r=Gijs

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This commit is contained in:
Mike de Boer 2014-01-20 11:25:02 +01:00
parent 6a58b4476b
commit fb3d2102b1
2 changed files with 85 additions and 3 deletions
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20
browser/components/customizableui/test/browser_934951_zoom_in_toolbar.js
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@ -14,6 +14,13 @@ add_task(function() {
gBrowser.selectedTab = tab1;
let zoomResetButton = document.getElementById("zoom-reset-button");
registerCleanupFunction(() => {
info("Cleaning up.");
CustomizableUI.reset();
gBrowser.removeTab(tab2);
gBrowser.removeTab(tab1);
});
is(parseInt(zoomResetButton.label, 10), 100, "Default zoom is 100% for about:mozilla");
let zoomChangePromise = promiseObserverNotification("browser-fullZoom:zoomChange");
FullZoom.enlarge();
@ -31,9 +38,16 @@ add_task(function() {
yield zoomResetPromise;
is(parseInt(zoomResetButton.label, 10), 100, "Default zoom is 100% for about:mozilla");
CustomizableUI.reset();
gBrowser.removeTab(tab2);
gBrowser.removeTab(tab1);
// Test zoom label updates while navigating pages in the same tab.
FullZoom.enlarge();
yield zoomChangePromise;
is(parseInt(zoomResetButton.label, 10), 110, "Zoom is changed to 110% for about:mozilla");
yield promiseTabLoadEvent(tab1, "about:home");
is(parseInt(zoomResetButton.label, 10), 100, "Default zoom is 100% for about:home");
yield promiseTabHistoryNavigation(-1, function() {
return parseInt(zoomResetButton.label, 10) == 110;
});
is(parseInt(zoomResetButton.label, 10), 110, "Zoom is still 110% for about:mozilla");
});
function promiseObserverNotification(aObserver) {

68
browser/components/customizableui/test/head.js
View File

@ -20,6 +20,7 @@ registerCleanupFunction(() => Services.prefs.clearUserPref("browser.uiCustomizat
let {synthesizeDragStart, synthesizeDrop} = ChromeUtils;
const kNSXUL = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
const kTabEventFailureTimeoutInMs = 20000;
function createDummyXULButton(id, label) {
let btn = document.createElementNS(kNSXUL, "toolbarbutton");
@ -304,3 +305,70 @@ function waitFor(aTimeout=100) {
setTimeout(function() deferred.resolve(), aTimeout);
return deferred.promise;
}
/**
* Starts a load in an existing tab and waits for it to finish (via some event).
*
* @param aTab The tab to load into.
* @param aUrl The url to load.
* @param aEventType The load event type to wait for. Defaults to "load".
* @return {Promise} resolved when the event is handled.
*/
function promiseTabLoadEvent(aTab, aURL, aEventType="load") {
let deferred = Promise.defer();
info("Wait for tab event: " + aEventType);
let timeoutId = setTimeout(() => {
aTab.linkedBrowser.removeEventListener(aEventType, onTabLoad, true);
deferred.reject("TabSelect did not happen within " + kTabEventFailureTimeoutInMs + "ms");
}, kTabEventFailureTimeoutInMs);
function onTabLoad(event) {
if (event.originalTarget != aTab.linkedBrowser.contentDocument ||
event.target.location.href == "about:blank") {
info("skipping spurious load event");
return;
}
clearTimeout(timeoutId);
aTab.linkedBrowser.removeEventListener(aEventType, onTabLoad, true);
info("Tab event received: " + aEventType);
deferred.resolve();
}
aTab.linkedBrowser.addEventListener(aEventType, onTabLoad, true, true);
aTab.linkedBrowser.loadURI(aURL);
return deferred.promise;
}
/**
* Navigate back or forward in tab history and wait for it to finish.
*
* @param aDirection Number to indicate to move backward or forward in history.
* @param aConditionFn Function that returns the result of an evaluated condition
* that needs to be `true` to resolve the promise.
* @return {Promise} resolved when navigation has finished.
*/
function promiseTabHistoryNavigation(aDirection = -1, aConditionFn) {
let deferred = Promise.defer();
let timeoutId = setTimeout(() => {
gBrowser.removeEventListener("pageshow", listener, true);
deferred.reject("Pageshow did not happen within " + kTabEventFailureTimeoutInMs + "ms");
}, kTabEventFailureTimeoutInMs);
function listener(event) {
gBrowser.removeEventListener("pageshow", listener, true);
clearTimeout(timeoutId);
if (aConditionFn) {
waitForCondition(aConditionFn).then(() => deferred.resolve(),
aReason => deferred.reject(aReason));
} else {
deferred.resolve();
}
}
gBrowser.addEventListener("pageshow", listener, true);
content.history.go(aDirection);
return deferred.promise;
}