91 lines
3.0 KiB
JavaScript
91 lines
3.0 KiB
JavaScript
/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
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/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
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/* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/publicdomain/zero/1.0/ */
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"use strict";
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// Toggling the toolbox three time can take more than 45s on slow test machine
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requestLongerTimeout(2);
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// Test toggling the toolbox quickly and see if there is any race breaking it.
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const URL = "data:text/html;charset=utf-8,Toggling devtools quickly";
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const {gDevToolsBrowser} = require("devtools/client/framework/devtools-browser");
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add_task(async function() {
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// Make sure this test starts with the selectedTool pref cleared. Previous
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// tests select various tools, and that sets this pref.
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Services.prefs.clearUserPref("devtools.toolbox.selectedTool");
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await addTab(URL);
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let created = 0, ready = 0, destroy = 0, destroyed = 0;
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let onCreated = () => {
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created++;
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};
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let onReady = () => {
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ready++;
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};
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let onDestroy = () => {
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destroy++;
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};
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let onDestroyed = () => {
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destroyed++;
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};
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gDevTools.on("toolbox-created", onCreated);
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gDevTools.on("toolbox-ready", onReady);
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gDevTools.on("toolbox-destroy", onDestroy);
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gDevTools.on("toolbox-destroyed", onDestroyed);
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// The current implementation won't toggle the toolbox many times,
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// instead it will ignore toggles that happens while the toolbox is still
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// creating or still destroying.
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// Toggle the toolbox at least 3 times.
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info("Trying to toggle the toolbox 3 times");
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while (created < 3) {
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// Sent multiple event to try to race the code during toolbox creation and destruction
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toggle();
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toggle();
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toggle();
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// Release the event loop to let a chance to actually create or destroy the toolbox!
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await wait(50);
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}
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info("Toggled the toolbox 3 times");
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// Now wait for the 3rd toolbox to be fully ready before closing it.
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// We close the last toolbox manually, out of the first while() loop to
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// avoid races and be sure we end up we no toolbox and waited for all the
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// requests to be done.
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while (ready != 3) {
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await wait(100);
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}
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toggle();
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while (destroyed != 3) {
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await wait(100);
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}
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is(created, 3, "right number of created events");
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is(ready, 3, "right number of ready events");
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is(destroy, 3, "right number of destroy events");
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is(destroyed, 3, "right number of destroyed events");
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gDevTools.off("toolbox-created", onCreated);
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gDevTools.off("toolbox-ready", onReady);
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gDevTools.off("toolbox-destroy", onDestroy);
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gDevTools.off("toolbox-destroyed", onDestroyed);
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gBrowser.removeCurrentTab();
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});
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function toggle() {
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// When enabling the input event prioritization, we'll reserve some time to
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// process input events in each frame. In that case, the synthesized input
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// events may delay the normal events. Replace synthesized key events by
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// toggleToolboxCommand to prevent the synthesized input events jam the
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// content process and cause the test timeout.
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gDevToolsBrowser.toggleToolboxCommand(window.gBrowser);
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}
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