src/third_party/libjingle/source/talk/base/proxy_unittest.cc

   1 /*
   2  * libjingle
   3  * Copyright 2009, Google Inc.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are met:
   7  *
   8  *  1. Redistributions of source code must retain the above copyright notice,
   9  *     this list of conditions and the following disclaimer.
  10  *  2. Redistributions in binary form must reproduce the above copyright notice,
  11  *     this list of conditions and the following disclaimer in the documentation
  12  *     and/or other materials provided with the distribution.
  13  *  3. The name of the author may not be used to endorse or promote products
  14  *     derived from this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
  17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  18  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
  19  * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  20  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  22  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  23  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  25  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  */
  27
  28 #include <string>
  29 #include "talk/base/autodetectproxy.h"
  30 #include "talk/base/gunit.h"
  31 #include "talk/base/httpserver.h"
  32 #include "talk/base/proxyserver.h"
  33 #include "talk/base/socketadapters.h"
  34 #include "talk/base/testclient.h"
  35 #include "talk/base/testechoserver.h"
  36 #include "talk/base/virtualsocketserver.h"
  37
  38 using talk_base::Socket;
  39 using talk_base::Thread;
  40 using talk_base::SocketAddress;
  41
  42 static const SocketAddress kSocksProxyIntAddr("1.2.3.4", 1080);
  43 static const SocketAddress kSocksProxyExtAddr("1.2.3.5", 0);
  44 static const SocketAddress kHttpsProxyIntAddr("1.2.3.4", 443);
  45 static const SocketAddress kHttpsProxyExtAddr("1.2.3.5", 0);
  46 static const SocketAddress kBogusProxyIntAddr("1.2.3.4", 999);
  47
  48 // Used to run a proxy detect on the current thread. Otherwise we would need
  49 // to make both threads share the same VirtualSocketServer.
  50 class AutoDetectProxyRunner : public talk_base::AutoDetectProxy {
  51  public:
  52   explicit AutoDetectProxyRunner(const std::string& agent)
  53       : AutoDetectProxy(agent) {}
  54   void Run() {
  55     DoWork();
  56     Thread::Current()->Restart();  // needed to reset the messagequeue
  57   }
  58 };
  59
  60 // Sets up a virtual socket server and HTTPS/SOCKS5 proxy servers.
  61 class ProxyTest : public testing::Test {
  62  public:
  63   ProxyTest() : ss_(new talk_base::VirtualSocketServer(NULL)) {
  64     Thread::Current()->set_socketserver(ss_.get());
  65     socks_.reset(new talk_base::SocksProxyServer(
  66         ss_.get(), kSocksProxyIntAddr, ss_.get(), kSocksProxyExtAddr));
  67     https_.reset(new talk_base::HttpListenServer());
  68     https_->Listen(kHttpsProxyIntAddr);
  69   }
  70   ~ProxyTest() {
  71     Thread::Current()->set_socketserver(NULL);
  72   }
  73
  74   talk_base::SocketServer* ss() { return ss_.get(); }
  75
  76   talk_base::ProxyType DetectProxyType(const SocketAddress& address) {
  77     talk_base::ProxyType type;
  78     AutoDetectProxyRunner* detect = new AutoDetectProxyRunner("unittest/1.0");
  79     detect->set_proxy(address);
  80     detect->Run();  // blocks until done
  81     type = detect->proxy().type;
  82     detect->Destroy(false);
  83     return type;
  84   }
  85
  86  private:
  87   talk_base::scoped_ptr<talk_base::SocketServer> ss_;
  88   talk_base::scoped_ptr<talk_base::SocksProxyServer> socks_;
  89   // TODO: Make this a real HTTPS proxy server.
  90   talk_base::scoped_ptr<talk_base::HttpListenServer> https_;
  91 };
  92
  93 // Tests whether we can use a SOCKS5 proxy to connect to a server.
  94 TEST_F(ProxyTest, TestSocks5Connect) {
  95   talk_base::AsyncSocket* socket =
  96       ss()->CreateAsyncSocket(kSocksProxyIntAddr.family(), SOCK_STREAM);
  97   talk_base::AsyncSocksProxySocket* proxy_socket =
  98       new talk_base::AsyncSocksProxySocket(socket, kSocksProxyIntAddr,
  99                                            "", talk_base::CryptString());
 100   // TODO: IPv6-ize these tests when proxy supports IPv6.
 101
 102   talk_base::TestEchoServer server(Thread::Current(),
 103                                    SocketAddress(INADDR_ANY, 0));
 104
 105   talk_base::AsyncTCPSocket* packet_socket = talk_base::AsyncTCPSocket::Create(
 106       proxy_socket, SocketAddress(INADDR_ANY, 0), server.address());
 107   EXPECT_TRUE(packet_socket != NULL);
 108   talk_base::TestClient client(packet_socket);
 109
 110   EXPECT_EQ(Socket::CS_CONNECTING, proxy_socket->GetState());
 111   EXPECT_TRUE(client.CheckConnected());
 112   EXPECT_EQ(Socket::CS_CONNECTED, proxy_socket->GetState());
 113   EXPECT_EQ(server.address(), client.remote_address());
 114   client.Send("foo", 3);
 115   EXPECT_TRUE(client.CheckNextPacket("foo", 3, NULL));
 116   EXPECT_TRUE(client.CheckNoPacket());
 117 }
 118
 119 /*
 120 // Tests whether we can use a HTTPS proxy to connect to a server.
 121 TEST_F(ProxyTest, TestHttpsConnect) {
 122   AsyncSocket* socket = ss()->CreateAsyncSocket(SOCK_STREAM);
 123   AsyncHttpsProxySocket* proxy_socket = new AsyncHttpsProxySocket(
 124       socket, "unittest/1.0", kHttpsProxyIntAddress, "", CryptString());
 125   TestClient client(new AsyncTCPSocket(proxy_socket));
 126   TestEchoServer server(Thread::Current(), SocketAddress());
 127
 128   EXPECT_TRUE(client.Connect(server.address()));
 129   EXPECT_TRUE(client.CheckConnected());
 130   EXPECT_EQ(server.address(), client.remote_address());
 131   client.Send("foo", 3);
 132   EXPECT_TRUE(client.CheckNextPacket("foo", 3, NULL));
 133   EXPECT_TRUE(client.CheckNoPacket());
 134 }
 135 */
 136
 137 // Tests whether we can autodetect a SOCKS5 proxy.
 138 TEST_F(ProxyTest, TestAutoDetectSocks5) {
 139   EXPECT_EQ(talk_base::PROXY_SOCKS5, DetectProxyType(kSocksProxyIntAddr));
 140 }
 141
 142 /*
 143 // Tests whether we can autodetect a HTTPS proxy.
 144 TEST_F(ProxyTest, TestAutoDetectHttps) {
 145   EXPECT_EQ(talk_base::PROXY_HTTPS, DetectProxyType(kHttpsProxyIntAddr));
 146 }
 147 */
 148
 149 // Tests whether we fail properly for no proxy.
 150 TEST_F(ProxyTest, TestAutoDetectBogus) {
 151   EXPECT_EQ(talk_base::PROXY_UNKNOWN, DetectProxyType(kBogusProxyIntAddr));
 152 }