gecko-dev/dom/base/test/chrome/test_bug682305.html

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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=682305
-->
<head>
<title>XMLHttpRequest send and channel implemented in JS</title>
<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank"
href="https://bugzilla.mozilla.org/show_bug.cgi?id=682305">Mozilla Bug 682305</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script class="testbody" type="application/javascript">
"use strict";
SimpleTest.waitForExplicitFinish();
/*
* Register a custom nsIProtocolHandler service
* in order to be able to implement *and use* an
* nsIChannel component written in Javascript.
*/
Bug 1514594: Part 3 - Change ChromeUtils.import API. *** Bug 1514594: Part 3a - Change ChromeUtils.import to return an exports object; not pollute global. r=mccr8 This changes the behavior of ChromeUtils.import() to return an exports object, rather than a module global, in all cases except when `null` is passed as a second argument, and changes the default behavior not to pollute the global scope with the module's exports. Thus, the following code written for the old model: ChromeUtils.import("resource://gre/modules/Services.jsm"); is approximately the same as the following, in the new model: var {Services} = ChromeUtils.import("resource://gre/modules/Services.jsm"); Since the two behaviors are mutually incompatible, this patch will land with a scripted rewrite to update all existing callers to use the new model rather than the old. *** Bug 1514594: Part 3b - Mass rewrite all JS code to use the new ChromeUtils.import API. rs=Gijs This was done using the followng script: https://bitbucket.org/kmaglione/m-c-rewrites/src/tip/processors/cu-import-exports.jsm *** Bug 1514594: Part 3c - Update ESLint plugin for ChromeUtils.import API changes. r=Standard8 Differential Revision: https://phabricator.services.mozilla.com/D16747 *** Bug 1514594: Part 3d - Remove/fix hundreds of duplicate imports from sync tests. r=Gijs Differential Revision: https://phabricator.services.mozilla.com/D16748 *** Bug 1514594: Part 3e - Remove no-op ChromeUtils.import() calls. r=Gijs Differential Revision: https://phabricator.services.mozilla.com/D16749 *** Bug 1514594: Part 3f.1 - Cleanup various test corner cases after mass rewrite. r=Gijs *** Bug 1514594: Part 3f.2 - Cleanup various non-test corner cases after mass rewrite. r=Gijs Differential Revision: https://phabricator.services.mozilla.com/D16750 --HG-- extra : rebase_source : 359574ee3064c90f33bf36c2ebe3159a24cc8895 extra : histedit_source : b93c8f42808b1599f9122d7842d2c0b3e656a594%2C64a3a4e3359dc889e2ab2b49461bab9e27fc10a7
2019-01-17 21:18:31 +03:00
const {XPCOMUtils} = ChromeUtils.import("resource://gre/modules/XPCOMUtils.jsm");
var contentSecManager = Cc["@mozilla.org/contentsecuritymanager;1"]
.getService(Ci.nsIContentSecurityManager);
var PROTOCOL_SCHEME = "jsproto";
function CustomChannel(uri, loadInfo) {
this.URI = this.originalURI = uri;
this.loadInfo = loadInfo;
}
CustomChannel.prototype = {
URI: null,
originalURI: null,
loadInfo: null,
contentCharset: "utf-8",
contentLength: 0,
contentType: "text/plain",
owner: Cc["@mozilla.org/systemprincipal;1"].createInstance(Ci.nsIPrincipal),
securityInfo: null,
notificationCallbacks: null,
loadFlags: 0,
loadGroup: null,
name: null,
status: Cr.NS_OK,
asyncOpen(listener) {
// throws an error if security checks fail
var outListener = contentSecManager.performSecurityCheck(this, listener);
let stream = this.open();
try {
outListener.onStartRequest(this);
} catch (e) {}
try {
outListener.onDataAvailable(this, stream, 0, stream.available());
} catch (e) {}
try {
outListener.onStopRequest(this, Cr.NS_OK);
} catch (e) {}
},
open() {
// throws an error if security checks fail
contentSecManager.performSecurityCheck(this, null);
let data = "bar";
let stream = Cc["@mozilla.org/io/string-input-stream;1"].createInstance(Ci.nsIStringInputStream);
stream.setData(data, data.length);
return stream;
},
isPending() {
return false;
},
cancel() {
throw Components.Exception("", Cr.NS_ERROR_NOT_IMPLEMENTED);
},
suspend() {
throw Components.Exception("", Cr.NS_ERROR_NOT_IMPLEMENTED);
},
resume() {
throw Components.Exception("", Cr.NS_ERROR_NOT_IMPLEMENTED);
},
QueryInterface: ChromeUtils.generateQI(["nsIChannel", "nsIRequest"]),
};
function CustomProtocol() {}
CustomProtocol.prototype = {
get scheme() {
return PROTOCOL_SCHEME;
},
get protocolFlags() {
return (Ci.nsIProtocolHandler.URI_NORELATIVE |
Ci.nsIProtocolHandler.URI_IS_LOCAL_RESOURCE |
Ci.nsIProtocolHandler.URI_DANGEROUS_TO_LOAD);
},
get defaultPort() {
return -1;
},
allowPort: function allowPort() {
return false;
},
newChannel: function newChannel(URI, loadInfo) {
return new CustomChannel(URI, loadInfo);
},
QueryInterface: ChromeUtils.generateQI(["nsISupportsWeakReference", "nsIProtocolHandler"]),
};
var gFactory = {
register() {
var registrar = Components.manager.QueryInterface(Ci.nsIComponentRegistrar);
var classID = Components.ID("{ed064287-1e76-49ba-a28d-dc74394a8334}");
var description = PROTOCOL_SCHEME + ": protocol";
var contractID = "@mozilla.org/network/protocol;1?name=" + PROTOCOL_SCHEME;
var factory = XPCOMUtils._getFactory(CustomProtocol);
registrar.registerFactory(classID, description, contractID, factory);
this.unregister = function() {
registrar.unregisterFactory(classID, factory);
delete this.unregister;
};
},
};
// Register the custom procotol handler
gFactory.register();
// Then, checks if XHR works with it
var xhr = new XMLHttpRequest();
xhr.open("GET", PROTOCOL_SCHEME + ":foo", true);
xhr.onload = function() {
is(xhr.responseText, "bar", "protocol doesn't work");
gFactory.unregister();
SimpleTest.finish();
};
try {
xhr.send(null);
} catch (e) {
ok(false, e);
}
</script>
</pre>
</body>
</html>