netwerk/test/unit/test_obs-fold.js

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this
   3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 "use strict";
   6
   7 const { HttpServer } = ChromeUtils.importESModule(
   8   "resource://testing-common/httpd.sys.mjs"
   9 );
  10
  11 function makeChan(url) {
  12   return NetUtil.newChannel({
  13     uri: url,
  14     loadUsingSystemPrincipal: true,
  15   }).QueryInterface(Ci.nsIHttpChannel);
  16 }
  17
  18 let body = "abcd";
  19 function request_handler1(metadata, response) {
  20   response.seizePower();
  21   response.write("HTTP/1.1 200 OK\r\n");
  22   response.write("Content-Type: text/plain\r\n");
  23   response.write("X-header-first: FIRSTVALUE\r\n");
  24   response.write("X-header-second: 1; second\r\n");
  25   response.write(`Content-Length: ${body.length}\r\n`);
  26   response.write("\r\n");
  27   response.write(body);
  28   response.finish();
  29 }
  30
  31 // This handler is for obs-fold
  32 // The line that contains X-header-second starts with a space. As a consequence
  33 // it gets folded into the previous line.
  34 function request_handler2(metadata, response) {
  35   response.seizePower();
  36   response.write("HTTP/1.1 200 OK\r\n");
  37   response.write("Content-Type: text/plain\r\n");
  38   response.write("X-header-first: FIRSTVALUE\r\n");
  39   // Note the space at the begining of the line
  40   response.write(" X-header-second: 1; second\r\n");
  41   response.write(`Content-Length: ${body.length}\r\n`);
  42   response.write("\r\n");
  43   response.write(body);
  44   response.finish();
  45 }
  46
  47 add_task(async function test() {
  48   let http_server = new HttpServer();
  49   http_server.registerPathHandler("/test1", request_handler1);
  50   http_server.registerPathHandler("/test2", request_handler2);
  51   http_server.start(-1);
  52   const port = http_server.identity.primaryPort;
  53
  54   let chan1 = makeChan(`http://localhost:${port}/test1`);
  55   await new Promise(resolve => {
  56     chan1.asyncOpen(new ChannelListener(resolve));
  57   });
  58   equal(chan1.getResponseHeader("X-header-first"), "FIRSTVALUE");
  59   equal(chan1.getResponseHeader("X-header-second"), "1; second");
  60
  61   let chan2 = makeChan(`http://localhost:${port}/test2`);
  62   await new Promise(resolve => {
  63     chan2.asyncOpen(new ChannelListener(resolve));
  64   });
  65   equal(
  66     chan2.getResponseHeader("X-header-first"),
  67     "FIRSTVALUE X-header-second: 1; second"
  68   );
  69   Assert.throws(
  70     () => chan2.getResponseHeader("X-header-second"),
  71     /NS_ERROR_NOT_AVAILABLE/
  72   );
  73
  74   await new Promise(resolve => http_server.stop(resolve));
  75 });