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/* -*- 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);
});
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