/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */
/*
Test that a response to HEAD method should not have a body.
1. Create a GET request and write the response into cache.
2. Create the second GET request with the same URI and see if the response is
from cache.
3. Create a HEAD request and test if we got a response with an empty body.
*/
"use strict";
const { HttpServer } = ChromeUtils.importESModule(
"resource://testing-common/httpd.sys.mjs"
);
const responseContent =
"response body";
function test_handler(metadata, response) {
response.setHeader(
"Content-Type",
"text/html",
false);
response.setHeader(
"Cache-control",
"max-age=9999",
false);
response.setStatusLine(metadata.httpVersion, 200,
"OK");
if (metadata.method !=
"HEAD") {
response.bodyOutputStream.write(responseContent, responseContent.length);
}
}
function make_channel(url, method) {
let channel = NetUtil.newChannel({
uri: url,
loadUsingSystemPrincipal:
true,
}).QueryInterface(Ci.nsIHttpChannel);
channel.requestMethod = method;
return channel;
}
async
function get_response(channel, fromCache) {
return new Promise(resolve => {
channel.asyncOpen(
new ChannelListener((request, buffer, ctx, isFromCache) => {
Assert.equal(
fromCache,
isFromCache,
`got response from cache = ${fromCache}`
);
resolve(buffer);
})
);
});
}
async
function stop_server(httpserver) {
return new Promise(resolve => {
httpserver.stop(resolve);
});
}
add_task(async
function () {
let httpserver =
new HttpServer();
httpserver.registerPathHandler(
"/testdir", test_handler);
httpserver.start(-1);
const PORT = httpserver.identity.primaryPort;
const URI = `http:
//localhost:${PORT}/testdir`;
let response;
response = await get_response(make_channel(URI,
"GET"),
false);
Assert.strictEqual(response, responseContent,
"got response body");
response = await get_response(make_channel(URI,
"GET"),
true);
Assert.strictEqual(response, responseContent,
"got response body from cache");
response = await get_response(make_channel(URI,
"HEAD"),
false);
Assert.strictEqual(response,
"",
"should have empty body");
await stop_server(httpserver);
});