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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
function documentURL(origin, html) {
let params = new URLSearchParams();
params.append("html", html.trim());
return `${origin}/document-builder.sjs?${params.toString()}`;
}
add_task(async function checkIsActiveInTab() {
// This test creates a few tricky situations with navigation and iframes and
// examines the results of various ways you might think to check if a page
// is currently visible, and confirms that isActiveInTab works, even if the
// others don't.
// Make a top level page with two nested iframes.
const IFRAME2_URL = documentURL("https://example.com", `<h1>iframe2</h1>`);
const IFRAME1_URL = documentURL(
"https://example.com",
`<iframe src=${JSON.stringify(IFRAME2_URL)}></iframe><h1>iframe1</h1>`
);
const TEST_URL = documentURL(
"https://example.com",
`<iframe src=${JSON.stringify(IFRAME1_URL)}></iframe><h1>top window</h1>`
);
await BrowserTestUtils.withNewTab(TEST_URL, async browser => {
let topBC1 = browser.browsingContext;
let topWindowGlobal1 = topBC1.currentWindowGlobal;
is(
browser.browsingContext.children.length,
1,
"only one child for top window"
);
let iframe1 = browser.browsingContext.children[0];
let iframeWindowGlobal1a = iframe1.currentWindowGlobal;
is(iframe1.children.length, 1, "only one child for iframe");
let iframe2 = iframe1.children[0];
let iframeWindowGlobal2 = iframe2.currentWindowGlobal;
ok(topWindowGlobal1.isActiveInTab, "top window global is active in tab");
ok(iframeWindowGlobal1a.isActiveInTab, "topmost iframe is active in tab");
ok(iframeWindowGlobal2.isActiveInTab, "innermost iframe is active in tab");
// Do a same-origin navigation on the topmost iframe.
let iframe1bURI =
"https://example.com/browser/dom/ipc/tests/file_dummy.html";
let loadedIframe = BrowserTestUtils.browserLoaded(
browser,
true,
iframe1bURI
);
await SpecialPowers.spawn(
iframe1,
[iframe1bURI],
async function (_iframe1bURI) {
content.location = _iframe1bURI;
}
);
await loadedIframe;
ok(
topWindowGlobal1.isActiveInTab,
"top window global is still active in tab"
);
let iframeWindowGlobal1b = iframe1.currentWindowGlobal;
isnot(
iframeWindowGlobal1a,
iframeWindowGlobal1b,
"navigating changed the iframe's current window"
);
// This tests the !CanSend() case but unfortunately not the
// `bc->GetCurrentWindowGlobal() != this` case. Apparently the latter will
// only hold temporarily, so that is likely hard to test.
ok(
!iframeWindowGlobal1a.isActiveInTab,
"topmost iframe is not active in tab"
);
ok(iframeWindowGlobal1b.isActiveInTab, "new iframe is active in tab");
is(
iframe2.currentWindowGlobal,
iframeWindowGlobal2,
"innermost iframe current window global has not changed"
);
ok(
iframeWindowGlobal2.isCurrentGlobal,
"innermost iframe is still the current global for its BC"
);
// With a same-origin navigation, this hits the !bc->AncestorsAreCurrent()
// case. (With a cross-origin navigation, this hits the !CanSend() case.)
ok(
!iframeWindowGlobal2.isActiveInTab,
"innermost iframe is not active in tab"
);
// Load a new page into the tab to test the behavior when a page is in
// the BFCache.
let newTopURI = "https://example.com/browser/dom/ipc/tests/file_dummy.html";
let loadedTop2 = BrowserTestUtils.browserLoaded(browser, false, newTopURI);
await BrowserTestUtils.startLoadingURIString(browser, newTopURI);
await loadedTop2;
isnot(browser.browsingContext, topBC1, "Navigated to a new BC");
is(
topBC1.currentWindowGlobal,
topWindowGlobal1,
"old top window is still the current window global for the old BC"
);
ok(topWindowGlobal1.isInBFCache, "old top window's BC is in the BFCache");
ok(!topWindowGlobal1.isCurrentGlobal, "old top frame isn't current");
ok(!topWindowGlobal1.isActiveInTab, "old top frame not active in tab");
is(
iframe1.currentWindowGlobal,
iframeWindowGlobal1b,
"old iframe is still the current window global for the BC"
);
ok(!iframeWindowGlobal1b.isCurrentGlobal, "newer top iframe isn't current");
ok(
iframeWindowGlobal1b.isInBFCache,
"old top window's BC is in the BFCache"
);
ok(iframe1.ancestorsAreCurrent, "ancestors of iframe are current");
ok(
!iframeWindowGlobal1b.isActiveInTab,
"newer top iframe is active in not active in tab after top level navigation"
);
});
});
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