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Test Info: Errors
- This test failed 4 times in the preceding 30 days. quicksearch this test
- Manifest: browser/components/sessionstore/test/browser.toml
/* Any copyright is dedicated to the Public Domain.
"use strict";
const URL = HTTPROOT + "browser_frametree_sample.html";
const URL_FRAMESET = HTTPROOT + "browser_frametree_sample_frameset.html";
const URL_IFRAMES = HTTPROOT + "browser_frametree_sample_iframes.html";
/**
* Check that we correctly enumerate non-dynamic child frames.
*/
add_task(async function test_frametree() {
// Add an empty tab for a start.
let tab = BrowserTestUtils.addTab(gBrowser, URL);
let browser = tab.linkedBrowser;
await promiseBrowserLoaded(browser);
// The page is a single frame with no children.
is(await countNonDynamicFrames(browser), 0, "no child frames");
// Navigate to a frameset.
BrowserTestUtils.startLoadingURIString(browser, URL_FRAMESET);
await promiseBrowserLoaded(browser);
// The frameset has two frames.
is(await countNonDynamicFrames(browser), 2, "two non-dynamic child frames");
// Go back in history.
let pageShowPromise = BrowserTestUtils.waitForContentEvent(
browser,
"pageshow",
true
);
browser.goBack();
await pageShowPromise;
// We're at page one again.
is(await countNonDynamicFrames(browser), 0, "no child frames");
// Append a dynamic frame.
await SpecialPowers.spawn(browser, [URL], async ([url]) => {
let frame = content.document.createElement("iframe");
frame.setAttribute("src", url);
content.document.body.appendChild(frame);
await ContentTaskUtils.waitForEvent(frame, "load");
});
// The dynamic frame should be ignored.
is(
await countNonDynamicFrames(browser),
0,
"we still have a single root frame"
);
// Cleanup.
BrowserTestUtils.removeTab(tab);
});
/**
* Check that we correctly enumerate non-dynamic child frames.
*/
add_task(async function test_frametree_dynamic() {
// Add an empty tab for a start.
let tab = BrowserTestUtils.addTab(gBrowser, URL_IFRAMES);
let browser = tab.linkedBrowser;
await promiseBrowserLoaded(browser);
// The page has two iframes.
is(await countNonDynamicFrames(browser), 2, "two non-dynamic child frames");
is(await enumerateIndexes(browser), "0,1", "correct indexes 0 and 1");
// Insert a dynamic frame.
await SpecialPowers.spawn(browser, [URL], async ([url]) => {
let frame = content.document.createElement("iframe");
frame.setAttribute("src", url);
content.document.body.insertBefore(
frame,
content.document.getElementsByTagName("iframe")[1]
);
await ContentTaskUtils.waitForEvent(frame, "load");
});
// The page still has two iframes.
is(await countNonDynamicFrames(browser), 2, "two non-dynamic child frames");
is(await enumerateIndexes(browser), "0,1", "correct indexes 0 and 1");
// Append a dynamic frame.
await SpecialPowers.spawn(browser, [URL], async ([url]) => {
let frame = content.document.createElement("iframe");
frame.setAttribute("src", url);
content.document.body.appendChild(frame);
await ContentTaskUtils.waitForEvent(frame, "load");
});
// The page still has two iframes.
is(await countNonDynamicFrames(browser), 2, "two non-dynamic child frames");
is(await enumerateIndexes(browser), "0,1", "correct indexes 0 and 1");
// Remopve a non-dynamic iframe.
await SpecialPowers.spawn(browser, [URL], async () => {
// Remove the first iframe, which should be a non-dynamic iframe.
content.document.body.removeChild(
content.document.getElementsByTagName("iframe")[0]
);
});
is(await countNonDynamicFrames(browser), 1, "one non-dynamic child frame");
is(await enumerateIndexes(browser), "1", "correct index 1");
// Cleanup.
BrowserTestUtils.removeTab(tab);
});
async function countNonDynamicFrames(browser) {
return SpecialPowers.spawn(browser, [], async () => {
let count = 0;
content.SessionStoreUtils.forEachNonDynamicChildFrame(
content,
() => count++
);
return count;
});
}
async function enumerateIndexes(browser) {
return SpecialPowers.spawn(browser, [], async () => {
let indexes = [];
content.SessionStoreUtils.forEachNonDynamicChildFrame(content, (frame, i) =>
indexes.push(i)
);
return indexes.join(",");
});
}