mozilla-central/browser/components/extensions/test/browser/browser_ext_devtools_inspectedWindow_targetSwitch.js (file symbol)

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/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set sts=2 sw=2 et tw=80: */
"use strict";
// Like most of the mochitest-browser devtools test,
// on debug test machine, it takes about 50s to run the test.
requestLongerTimeout(4);
loadTestSubscript("head_devtools.js");
const MAIN_PROCESS_PAGE = "about:robots";
const CONTENT_PROCESS_PAGE =
"data:text/html,<title>content process page</title>";
const CONTENT_PROCESS_PAGE2 = "http://example.com/";
async function assertInspectedWindow(extension, tab) {
const onReloaded = BrowserTestUtils.browserLoaded(tab.linkedBrowser);
extension.sendMessage("inspectedWindow-reload-request");
await onReloaded;
ok(true, "inspectedWindow works correctly");
}
async function getCurrentTabId(extension) {
extension.sendMessage("inspectedWindow-tabId-request");
return extension.awaitMessage("inspectedWindow-tabId-response");
}
async function navigateTo(uri, tab, toolbox, extension) {
const originalTabId = await getCurrentTabId(extension);
const promiseBrowserLoaded = BrowserTestUtils.browserLoaded(
tab.linkedBrowser
);
const onSwitched = toolbox.commands.targetCommand.once("switched-target");
BrowserTestUtils.startLoadingURIString(tab.linkedBrowser, uri);
info("Wait for the tab to be loaded");
await promiseBrowserLoaded;
info("Wait for the toolbox target to have been switched");
await onSwitched;
const currentTabId = await getCurrentTabId(extension);
is(
originalTabId,
currentTabId,
"inspectWindow.tabId is not changed even when navigating to a page running on another process."
);
}
/**
* This test checks whether inspectedWindow works well even target-switching happens.
*/
add_task(async () => {
const tab = await BrowserTestUtils.openNewForegroundTab(
gBrowser,
CONTENT_PROCESS_PAGE
);
async function devtools_page() {
browser.test.onMessage.addListener(async message => {
if (message === "inspectedWindow-reload-request") {
browser.devtools.inspectedWindow.reload();
} else if (message === "inspectedWindow-tabId-request") {
browser.test.sendMessage(
"inspectedWindow-tabId-response",
browser.devtools.inspectedWindow.tabId
);
} else {
browser.test.fail(`Unexpected test message received: ${message}`);
}
});
browser.test.sendMessage("devtools-page-loaded");
}
const extension = ExtensionTestUtils.loadExtension({
manifest: {
devtools_page: "devtools_page.html",
},
files: {
"devtools_page.html": `<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
</head>
<body>
<script src="devtools_page.js"></script>
</body>
</html>`,
"devtools_page.js": devtools_page,
},
});
await extension.startup();
info("Open the developer toolbox");
const toolbox = await openToolboxForTab(tab);
info("Wait the devtools page load");
await extension.awaitMessage("devtools-page-loaded");
info("Check whether inspectedWindow works on content process page");
await assertInspectedWindow(extension, tab);
info("Navigate to a page running on main process");
await navigateTo(MAIN_PROCESS_PAGE, tab, toolbox, extension);
info("Check whether inspectedWindow works on main process page");
await assertInspectedWindow(extension, tab);
info("Return to a page running on content process again");
await navigateTo(CONTENT_PROCESS_PAGE, tab, toolbox, extension);
info("Check whether inspectedWindow works again");
await assertInspectedWindow(extension, tab);
// Navigate to an url that should switch to another target
// when fission is enabled.
if (SpecialPowers.useRemoteSubframes) {
info("Navigate to another page running on content process");
await navigateTo(CONTENT_PROCESS_PAGE2, tab, toolbox, extension);
info("Check whether inspectedWindow works again");
await assertInspectedWindow(extension, tab);
}
await extension.unload();
await closeToolboxForTab(tab);
BrowserTestUtils.removeTab(tab);
});