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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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tree10027f336435511475e392454359edea8e25895d /addon-sdk/source/test/addons/content-script-messages-latency/main.js
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+"use strict";
+
+const { PageMod } = require("sdk/page-mod");
+const tabs = require("sdk/tabs");
+const { startServerAsync } = require("./httpd");
+const { setTimeout } = require("sdk/timers");
+
+const serverPort = 8099;
+
+exports.testContentScriptLatencyRegression = function*(assert) {
+ let server = startServerAsync(serverPort);
+ server.registerPathHandler("/", function handle(request, response) {
+ response.write(`<html>
+ <head>
+ <link rel="stylesheet" href="/slow.css">
+ </head>
+ <body>
+ slow loading page...
+ </body>
+ </html>`);
+ });
+
+ server.registerPathHandler("/slow.css", function handle(request, response) {
+ response.processAsync();
+ response.setHeader('Content-Type', 'text/css', false);
+ setTimeout(_ => {
+ response.write("body { background: red; }");
+ response.finish();
+ }, 2000);
+ });
+
+
+ let pageMod;
+
+ let worker = yield new Promise((resolve) => {
+ pageMod = PageMod({
+ include: "http://localhost:8099/",
+ attachTo: "top",
+ contentScriptWhen: "start",
+ contentScript: "new " + function ContentScriptScope() {
+ self.port.on("a-port-message", function () {
+ self.port.emit("document-ready-state", document.readyState);
+ });
+ },
+ onAttach: function(w) {
+ resolve(w);
+ }
+ });
+
+ tabs.open({
+ url: "http://localhost:8099/",
+ inBackground: true
+ });
+ });
+
+ worker.port.emit("a-port-message");
+
+ let waitForPortMessage = new Promise((resolve) => {
+ worker.port.once("document-ready-state", (msg) => {
+ resolve(msg);
+ });
+ });
+
+ let documentReadyState = yield waitForPortMessage;
+
+ assert.notEqual(
+ "complete", documentReadyState,
+ "content script received the port message when the page was still loading"
+ );
+
+ assert.notEqual(
+ "uninitialized", documentReadyState,
+ "content script should be frozen if document.readyState is still uninitialized"
+ );
+
+ assert.ok(
+ ["loading", "interactive"].includes(documentReadyState),
+ "content script message received with document.readyState was interactive or loading"
+ );
+
+ // Cleanup.
+ pageMod.destroy();
+ yield new Promise((resolve) => worker.tab.close(resolve));
+ yield new Promise((resolve) => server.stop(resolve));
+};
+
+require("sdk/test/runner").runTestsFromModule(module);