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