mozilla-central/toolkit/components/extensions/test/xpcshell/test_ext_contentscript_context.js (file symbol)

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Test Info: Warnings

"use strict";
/* eslint-disable mozilla/balanced-listeners */
const server = createHttpServer({ hosts: ["example.com", "example.org"] });
server.registerPathHandler("/dummy", (request, response) => {
response.setStatusLine(request.httpVersion, 200, "OK");
response.setHeader("Content-Type", "text/html", false);
response.write("<!DOCTYPE html><html></html>");
});
function loadExtension() {
function contentScript() {
browser.test.sendMessage("content-script-ready");
window.addEventListener(
"pagehide",
() => {
browser.test.sendMessage("content-script-hide");
},
true
);
window.addEventListener("pageshow", () => {
browser.test.sendMessage("content-script-show");
});
}
return ExtensionTestUtils.loadExtension({
manifest: {
content_scripts: [
{
js: ["content_script.js"],
run_at: "document_start",
},
],
},
files: {
"content_script.js": contentScript,
},
});
}
add_task(async function test_contentscript_context() {
let extension = loadExtension();
await extension.startup();
let contentPage = await ExtensionTestUtils.loadContentPage(
);
await extension.awaitMessage("content-script-ready");
await extension.awaitMessage("content-script-show");
// Get the content script context and check that it points to the correct window.
await contentPage.legacySpawn(extension.id, async extensionId => {
const { ExtensionContent } = ChromeUtils.importESModule(
"resource://gre/modules/ExtensionContent.sys.mjs"
);
this.context = ExtensionContent.getContextByExtensionId(
extensionId,
this.content
);
Assert.ok(this.context, "Got content script context");
Assert.equal(
this.context.contentWindow,
this.content,
"Context's contentWindow property is correct"
);
// Navigate so that the content page is hidden in the bfcache.
this.content.location = "http://example.org/dummy";
});
await extension.awaitMessage("content-script-hide");
await contentPage.legacySpawn(null, async () => {
Assert.equal(
this.context.contentWindow,
null,
"Context's contentWindow property is null"
);
// Navigate back so the content page is resurrected from the bfcache.
this.content.history.back();
});
await extension.awaitMessage("content-script-show");
await contentPage.legacySpawn(null, async () => {
Assert.equal(
this.context.contentWindow,
this.content,
"Context's contentWindow property is correct"
);
});
await contentPage.close();
await extension.awaitMessage("content-script-hide");
await extension.unload();
});
add_task(async function test_contentscript_context_incognito_not_allowed() {
async function background() {
await browser.contentScripts.register({
js: [{ file: "registered_script.js" }],
matches: ["http://example.com/dummy"],
runAt: "document_start",
});
browser.test.sendMessage("background-ready");
}
let extension = ExtensionTestUtils.loadExtension({
manifest: {
content_scripts: [
{
matches: ["http://example.com/dummy"],
js: ["content_script.js"],
run_at: "document_start",
},
],
permissions: ["http://example.com/*"],
},
background,
files: {
"content_script.js": () => {
browser.test.notifyFail("content_script_loaded");
},
"registered_script.js": () => {
browser.test.notifyFail("registered_script_loaded");
},
},
});
// Bug 1715801: Re-enable pbm portion on GeckoView
if (AppConstants.platform == "android") {
Services.prefs.setBoolPref("dom.security.https_first_pbm", false);
}
await extension.startup();
await extension.awaitMessage("background-ready");
let contentPage = await ExtensionTestUtils.loadContentPage(
{ privateBrowsing: true }
);
await contentPage.legacySpawn(extension.id, async extensionId => {
const { ExtensionContent } = ChromeUtils.importESModule(
"resource://gre/modules/ExtensionContent.sys.mjs"
);
let context = ExtensionContent.getContextByExtensionId(
extensionId,
this.content
);
Assert.equal(
context,
null,
"Extension unable to use content_script in private browsing window"
);
});
await contentPage.close();
await extension.unload();
// Bug 1715801: Re-enable pbm portion on GeckoView
if (AppConstants.platform == "android") {
Services.prefs.clearUserPref("dom.security.https_first_pbm");
}
});
add_task(async function test_contentscript_context_unload_while_in_bfcache() {
let contentPage = await ExtensionTestUtils.loadContentPage(
);
let extension = loadExtension();
await extension.startup();
await extension.awaitMessage("content-script-ready");
// Get the content script context and check that it points to the correct window.
await contentPage.legacySpawn(extension.id, async extensionId => {
const { ExtensionContent } = ChromeUtils.importESModule(
"resource://gre/modules/ExtensionContent.sys.mjs"
);
// Save context so we can verify that contentWindow is nulled after unload.
this.context = ExtensionContent.getContextByExtensionId(
extensionId,
this.content
);
Assert.equal(
this.context.contentWindow,
this.content,
"Context's contentWindow property is correct"
);
this.contextUnloadedPromise = new Promise(resolve => {
this.context.callOnClose({ close: resolve });
});
this.pageshownPromise = new Promise(resolve => {
this.content.addEventListener(
"pageshow",
() => {
// Yield to the event loop once more to ensure that all pageshow event
// handlers have been dispatched before fulfilling the promise.
let { setTimeout } = ChromeUtils.importESModule(
"resource://gre/modules/Timer.sys.mjs"
);
setTimeout(resolve, 0);
},
{ once: true, mozSystemGroup: true }
);
});
// Navigate so that the content page is hidden in the bfcache.
this.content.location = "http://example.org/dummy?second";
});
await extension.awaitMessage("content-script-hide");
await extension.unload();
await contentPage.legacySpawn(null, async () => {
await this.contextUnloadedPromise;
Assert.equal(this.context.unloaded, true, "Context has been unloaded");
// Normally, when a page is not in the bfcache, context.contentWindow is
// not null when the callOnClose handler is invoked (this is checked by the
// previous subtest).
// Now wait a little bit and check again to ensure that the contentWindow
// property is not somehow restored.
await new Promise(resolve => this.content.setTimeout(resolve, 0));
Assert.equal(
this.context.contentWindow,
null,
"Context's contentWindow property is null"
);
// Navigate back so the content page is resurrected from the bfcache.
this.content.history.back();
await this.pageshownPromise;
Assert.equal(
this.context.contentWindow,
null,
"Context's contentWindow property is null after restore from bfcache"
);
});
await contentPage.close();
});
add_task(async function test_contentscript_context_valid_during_execution() {
// This test does the following:
// - Load page
// - Load extension; inject content script.
// - Navigate page; pagehide triggered.
// - Navigate back; pageshow triggered.
// - Close page; pagehide, unload triggered.
// At each of these last four events, the validity of the context is checked.
function contentScript() {
browser.test.sendMessage("content-script-ready");
window.wrappedJSObject.checkContextIsValid("Context is valid on execution");
window.addEventListener(
"pagehide",
() => {
window.wrappedJSObject.checkContextIsValid(
"Context is valid on pagehide"
);
browser.test.sendMessage("content-script-hide");
},
true
);
window.addEventListener("pageshow", () => {
window.wrappedJSObject.checkContextIsValid(
"Context is valid on pageshow"
);
// This unload listener is registered after pageshow, to ensure that the
// page can be stored in the bfcache at the previous pagehide.
window.addEventListener("unload", () => {
window.wrappedJSObject.checkContextIsValid(
"Context is valid on unload"
);
browser.test.sendMessage("content-script-unload");
});
browser.test.sendMessage("content-script-show");
});
}
let extension = ExtensionTestUtils.loadExtension({
manifest: {
content_scripts: [
{
js: ["content_script.js"],
},
],
},
files: {
"content_script.js": contentScript,
},
});
let contentPage = await ExtensionTestUtils.loadContentPage(
);
await contentPage.legacySpawn(extension.id, async extensionId => {
let context;
let checkContextIsValid = description => {
if (!context) {
const { ExtensionContent } = ChromeUtils.importESModule(
"resource://gre/modules/ExtensionContent.sys.mjs"
);
context = ExtensionContent.getContextByExtensionId(
extensionId,
this.content
);
}
Assert.equal(
context.contentWindow,
this.content,
`${description}: contentWindow`
);
Assert.equal(context.active, true, `${description}: active`);
};
Cu.exportFunction(checkContextIsValid, this.content, {
defineAs: "checkContextIsValid",
});
});
await extension.startup();
await extension.awaitMessage("content-script-ready");
await contentPage.legacySpawn(extension.id, async () => {
// Navigate so that the content page is frozen in the bfcache.
this.content.location = "http://example.org/dummy?second";
});
await extension.awaitMessage("content-script-hide");
await contentPage.legacySpawn(null, async () => {
// Navigate back so the content page is resurrected from the bfcache.
this.content.history.back();
});
await extension.awaitMessage("content-script-show");
await contentPage.close();
await extension.awaitMessage("content-script-hide");
await extension.awaitMessage("content-script-unload");
await extension.unload();
});