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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 Cu = Components.utils;
const { devtools } = Cu.import("resource://gre/modules/devtools/Loader.jsm", {});
devtools.lazyImporter(this, "promise", "resource://gre/modules/Promise.jsm", "Promise");
devtools.lazyImporter(this, "Task", "resource://gre/modules/Task.jsm", "Task");
addMessageListener("devtools:test:history", function ({ data }) {
content.history[data.direction]();
});
addMessageListener("devtools:test:navigate", function ({ data }) {
content.location = data.location;
});
addMessageListener("devtools:test:reload", function ({ data }) {
data = data || {};
content.location.reload(data.forceget);
});
addMessageListener("devtools:test:console", function ({ data }) {
let method = data.shift();
content.console[method].apply(content.console, data);
});
/**
* Performs a single XMLHttpRequest and returns a promise that resolves once
* the request has loaded.
*
* @param Object data
* { method: the request method (default: "GET"),
* url: the url to request (default: content.location.href),
* body: the request body to send (default: ""),
* nocache: append an unique token to the query string (default: true)
* }
*
* @return Promise A promise that's resolved with object
* { status: XMLHttpRequest.status,
* response: XMLHttpRequest.response }
*
*/
function promiseXHR(data) {
let xhr = new content.XMLHttpRequest();
let method = data.method || "GET";
let url = data.url || content.location.href;
let body = data.body || "";
if (data.nocache) {
url += "?devtools-cachebust=" + Math.random();
}
let deferred = promise.defer();
xhr.addEventListener("loadend", function loadend(event) {
xhr.removeEventListener("loadend", loadend);
deferred.resolve({ status: xhr.status, response: xhr.response });
});
xhr.open(method, url);
xhr.send(body);
return deferred.promise;
}
/**
* Performs XMLHttpRequest request(s) in the context of the page. The data
* parameter can be either a single object or an array of objects described below.
* The requests will be performed one at a time in the order they appear in the data.
*
* The objects should have following form (any of them can be omitted; defaults
* shown below):
* {
* method: "GET",
* url: content.location.href,
* body: "",
* nocache: true, // Adds a cache busting random token to the URL
* }
*
* The handler will respond with devtools:test:xhr message after all requests
* have finished. Following data will be available for each requests
* (in the same order as requests):
* {
* status: XMLHttpRequest.status
* response: XMLHttpRequest.response
* }
*/
addMessageListener("devtools:test:xhr", Task.async(function* ({ data }) {
let requests = Array.isArray(data) ? data : [data];
let responses = [];
for (let request of requests) {
let response = yield promiseXHR(request);
responses.push(response);
}
sendAsyncMessage("devtools:test:xhr", responses);
}));
// To eval in content, look at `evalInDebuggee` in the head.js of canvasdebugger
// for an example.
addMessageListener("devtools:test:eval", function ({ data }) {
sendAsyncMessage("devtools:test:eval:response", {
value: content.eval(data.script),
id: data.id
});
});
addEventListener("load", function() {
sendAsyncMessage("devtools:test:load");
}, true);
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