gecko/docshell/test/navigation/browser_bug343515.js

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// Test for bug 343515 - Need API for tabbrowsers to tell docshells they're visible/hidden
// Globals
var testPath = "http://mochi.test:8888/browser/docshell/test/navigation/";
var Ci = Components.interfaces;
var Cc = Components.classes;
var ctx = {};
// Helper function to check if a window is active
function isActive(aWindow) {
var docshell = aWindow.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIWebNavigation)
.QueryInterface(Ci.nsIDocShell);
return docshell.isActive;
}
// Returns a closure that will remove itself as a listener from
// aElem and then call aCallback. aCallback is executed asynchronously,
// which is handy because load events fire before mIsDocumentLoaded is actually
// set to true. :(
function autoRemovedListener(aElem, aType, aCallback) {
var elem = aElem;
var type = aType;
var callback = aCallback;
function remover() {
elem.removeEventListener(type, remover, true);
executeSoon(callback);
}
return remover;
}
// Returns a closure that iteratively (BFS) waits for all
// of the descendant frames of aInitialWindow to finish loading,
// then calls aFinalCallback.
function frameLoadWaiter(aInitialWindow, aFinalCallback) {
// The window we're currently waiting on
var curr = aInitialWindow;
// The windows we need to wait for
var waitQueue = [];
// The callback to call when we're all done
var finalCallback = aFinalCallback;
function frameLoadCallback() {
// Push any subframes of what we just got
for (var i = 0; i < curr.frames.length; ++i)
waitQueue.push(curr.frames[i]);
// Handle the next window in the queue
if (waitQueue.length >= 1) {
curr = waitQueue.shift();
if (curr.document.readyState == "complete")
frameLoadCallback();
else
curr.addEventListener("load", autoRemovedListener(curr, "load", frameLoadCallback), true);
return;
}
// Otherwise, we're all done. Call the final callback
finalCallback();
}
return frameLoadCallback;
}
// Entry point from Mochikit
function test() {
// Lots of callbacks going on here
waitForExplicitFinish();
// Begin the test
step1();
}
function step1() {
// Get a handle on the initial tab
ctx.tab0 = gBrowser.selectedTab;
ctx.tab0Browser = gBrowser.getBrowserForTab(ctx.tab0);
ctx.tab0Window = ctx.tab0Browser.contentWindow;
// Our current tab should be active
ok(isActive(ctx.tab0Window), "Tab 0 should be active at test start");
// Open a New Tab
ctx.tab1 = gBrowser.addTab(testPath + "bug343515_pg1.html");
ctx.tab1Browser = gBrowser.getBrowserForTab(ctx.tab1);
ctx.tab1Window = ctx.tab1Browser.contentWindow;
ctx.tab1Browser.addEventListener("load",
autoRemovedListener(ctx.tab1Browser, "load", step2),
true);
}
function step2() {
// Our current tab should still be active
ok(isActive(ctx.tab0Window), "Tab 0 should still be active");
ok(!isActive(ctx.tab1Window), "Tab 1 should not be active");
// Switch to tab 1
gBrowser.selectedTab = ctx.tab1;
// Tab 1 should now be active
ok(!isActive(ctx.tab0Window), "Tab 0 should be inactive");
ok(isActive(ctx.tab1Window), "Tab 1 should be active");
// Open another tab
ctx.tab2 = gBrowser.addTab(testPath + "bug343515_pg2.html");
ctx.tab2Browser = gBrowser.getBrowserForTab(ctx.tab2);
ctx.tab2Window = ctx.tab2Browser.contentWindow;
ctx.tab2Browser.addEventListener("load",
autoRemovedListener(ctx.tab2Browser, "load",
frameLoadWaiter(ctx.tab2Window, step3)),
true);
}
function step3() {
// Tab 0 should be inactive, Tab 1 should be active
ok(!isActive(ctx.tab0Window), "Tab 0 should be inactive");
ok(isActive(ctx.tab1Window), "Tab 1 should be active");
// Tab 2's window _and_ its iframes should be inactive
ok(!isActive(ctx.tab2Window), "Tab 2 should be inactive");
is(ctx.tab2Window.frames.length, 2, "Tab 2 should have 2 iframes");
ok(!isActive(ctx.tab2Window.frames[0]), "Tab2 iframe 0 should be inactive");
ok(!isActive(ctx.tab2Window.frames[1]), "Tab2 iframe 1 should be inactive");
// Navigate tab 2 to a different page
ctx.tab2Window.location = testPath + "bug343515_pg3.html";
ctx.tab2Browser.addEventListener("load",
autoRemovedListener(ctx.tab2Browser, "load",
frameLoadWaiter(ctx.tab2Window, step4)),
true);
}
function step4() {
// Tab 0 should be inactive, Tab 1 should be active
ok(!isActive(ctx.tab0Window), "Tab 0 should be inactive");
ok(isActive(ctx.tab1Window), "Tab 1 should be active");
// Tab2 and all descendants should be inactive
ok(!isActive(ctx.tab2Window), "Tab 2 should be inactive");
is(ctx.tab2Window.frames.length, 2, "Tab 2 should have 2 iframes");
is(ctx.tab2Window.frames[0].frames.length, 1, "Tab 2 iframe 0 should have 1 iframes");
ok(!isActive(ctx.tab2Window.frames[0]), "Tab2 iframe 0 should be inactive");
ok(!isActive(ctx.tab2Window.frames[0].frames[0]), "Tab2 iframe 0 subiframe 0 should be inactive");
ok(!isActive(ctx.tab2Window.frames[1]), "Tab2 iframe 1 should be inactive");
// Switch to Tab 2
gBrowser.selectedTab = ctx.tab2;
// Check everything
ok(!isActive(ctx.tab0Window), "Tab 0 should be inactive");
ok(!isActive(ctx.tab1Window), "Tab 1 should be inactive");
ok(isActive(ctx.tab2Window), "Tab 2 should be active");
ok(isActive(ctx.tab2Window.frames[0]), "Tab2 iframe 0 should be active");
ok(isActive(ctx.tab2Window.frames[0].frames[0]), "Tab2 iframe 0 subiframe 0 should be active");
ok(isActive(ctx.tab2Window.frames[1]), "Tab2 iframe 1 should be active");
// Go back
ctx.tab2Browser.addEventListener("pageshow",
autoRemovedListener(ctx.tab2Browser, "pageshow",
frameLoadWaiter(ctx.tab2Window, step5)),
true);
ctx.tab2Browser.goBack();
}
function step5() {
// Check everything
ok(!isActive(ctx.tab0Window), "Tab 0 should be inactive");
ok(!isActive(ctx.tab1Window), "Tab 1 should be inactive");
ok(isActive(ctx.tab2Window), "Tab 2 should be active");
ok(isActive(ctx.tab2Window.frames[0]), "Tab2 iframe 0 should be active");
ok(isActive(ctx.tab2Window.frames[1]), "Tab2 iframe 1 should be active");
// Switch to tab 1
gBrowser.selectedTab = ctx.tab1;
// Navigate to page 3
ctx.tab1Window.location = testPath + "bug343515_pg3.html";
ctx.tab1Browser.addEventListener("load",
autoRemovedListener(ctx.tab1Browser, "load",
frameLoadWaiter(ctx.tab1Window, step6)),
true);
}
function step6() {
// Check everything
ok(!isActive(ctx.tab0Window), "Tab 0 should be inactive");
ok(isActive(ctx.tab1Window), "Tab 1 should be active");
ok(isActive(ctx.tab1Window.frames[0]), "Tab1 iframe 0 should be active");
ok(isActive(ctx.tab1Window.frames[0].frames[0]), "Tab1 iframe 0 subiframe 0 should be active");
ok(isActive(ctx.tab1Window.frames[1]), "Tab1 iframe 1 should be active");
ok(!isActive(ctx.tab2Window), "Tab 2 should be inactive");
ok(!isActive(ctx.tab2Window.frames[0]), "Tab2 iframe 0 should be inactive");
ok(!isActive(ctx.tab2Window.frames[1]), "Tab2 iframe 1 should be inactive");
// Go forward on tab 2
ctx.tab2Browser.addEventListener("pageshow",
autoRemovedListener(ctx.tab2Browser, "pageshow",
frameLoadWaiter(ctx.tab2Window, step7)),
true);
var tab2docshell = ctx.tab2Window.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIWebNavigation);
tab2docshell.goForward();
}
function step7() {
ctx.tab2Window = ctx.tab2Browser.contentWindow;
// Check everything
ok(!isActive(ctx.tab0Window), "Tab 0 should be inactive");
ok(isActive(ctx.tab1Window), "Tab 1 should be active");
ok(isActive(ctx.tab1Window.frames[0]), "Tab1 iframe 0 should be active");
ok(isActive(ctx.tab1Window.frames[0].frames[0]), "Tab1 iframe 0 subiframe 0 should be active");
ok(isActive(ctx.tab1Window.frames[1]), "Tab1 iframe 1 should be active");
ok(!isActive(ctx.tab2Window), "Tab 2 should be inactive");
ok(!isActive(ctx.tab2Window.frames[0]), "Tab2 iframe 0 should be inactive");
ok(!isActive(ctx.tab2Window.frames[0].frames[0]), "Tab2 iframe 0 subiframe 0 should be inactive");
ok(!isActive(ctx.tab2Window.frames[1]), "Tab2 iframe 1 should be inactive");
// That's probably enough
allDone();
}
function allDone() {
// Close the tabs we made
gBrowser.removeCurrentTab();
gBrowser.tabContainer.advanceSelectedTab(1, true);
gBrowser.removeCurrentTab();
// Tell the framework we're done
finish();
}