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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "base/message_loop/message_loop.h"
      6 #include "base/strings/stringprintf.h"
      7 #include "base/timer/mock_timer.h"
      8 #include "net/socket/stream_listen_socket.h"
      9 #include "remoting/host/gnubby_auth_handler_posix.h"
     10 #include "remoting/host/gnubby_socket.h"
     11 #include "remoting/protocol/protocol_mock_objects.h"
     12 #include "testing/gtest/include/gtest/gtest.h"
     13 
     14 namespace remoting {
     15 
     16 using protocol::MockClientStub;
     17 
     18 using testing::_;
     19 using testing::Return;
     20 
     21 namespace {
     22 
     23 // Test gnubby request data.
     24 const unsigned char request_data[] = {
     25     0x00, 0x00, 0x00, 0x9a, 0x65, 0x1e, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00,
     26     0x00, 0x90, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x60, 0x90,
     27     0x24, 0x71, 0xf8, 0xf2, 0xe5, 0xdf, 0x7f, 0x81, 0xc7, 0x49, 0xc4, 0xa3,
     28     0x58, 0x5c, 0xf6, 0xcc, 0x40, 0x14, 0x28, 0x0c, 0xa0, 0xfa, 0x03, 0x18,
     29     0x38, 0xd8, 0x7d, 0x77, 0x2b, 0x3a, 0x00, 0x00, 0x00, 0x20, 0x64, 0x46,
     30     0x47, 0x2f, 0xdf, 0x6e, 0xed, 0x7b, 0xf3, 0xc3, 0x37, 0x20, 0xf2, 0x36,
     31     0x67, 0x6c, 0x36, 0xe1, 0xb4, 0x5e, 0xbe, 0x04, 0x85, 0xdb, 0x89, 0xa3,
     32     0xcd, 0xfd, 0xd2, 0x4b, 0xd6, 0x9f, 0x00, 0x00, 0x00, 0x40, 0x38, 0x35,
     33     0x05, 0x75, 0x1d, 0x13, 0x6e, 0xb3, 0x6b, 0x1d, 0x29, 0xae, 0xd3, 0x43,
     34     0xe6, 0x84, 0x8f, 0xa3, 0x9d, 0x65, 0x4e, 0x2f, 0x57, 0xe3, 0xf6, 0xe6,
     35     0x20, 0x3c, 0x00, 0xc6, 0xe1, 0x73, 0x34, 0xe2, 0x23, 0x99, 0xc4, 0xfa,
     36     0x91, 0xc2, 0xd5, 0x97, 0xc1, 0x8b, 0xd0, 0x3c, 0x13, 0xba, 0xf0, 0xd7,
     37     0x5e, 0xa3, 0xbc, 0x02, 0x5b, 0xec, 0xe4, 0x4b, 0xae, 0x0e, 0xf2, 0xbd,
     38     0xc8, 0xaa};
     39 
     40 class MockStreamListenSocket : public net::StreamListenSocket {
     41  public:
     42   explicit MockStreamListenSocket(net::StreamListenSocket::Delegate* delegate)
     43       : StreamListenSocket(net::kInvalidSocket, delegate) {}
     44 
     45   virtual void Accept() OVERRIDE { NOTREACHED(); }
     46 
     47  private:
     48   virtual ~MockStreamListenSocket() {}
     49 };
     50 
     51 }  // namespace
     52 
     53 class GnubbyAuthHandlerPosixTest : public testing::Test {
     54  public:
     55   GnubbyAuthHandlerPosixTest() {}
     56 
     57   virtual void SetUp() OVERRIDE;
     58 
     59  protected:
     60   // Object under test.
     61   scoped_ptr<GnubbyAuthHandlerPosix> auth_handler_posix_;
     62 
     63   // GnubbyAuthHandler interface for |auth_handler_posix_|.
     64   GnubbyAuthHandler* auth_handler_;
     65 
     66   // Stream delegate interface for |auth_handler_posix_|.
     67   net::StreamListenSocket::Delegate* delegate_;
     68 
     69   // Mock client stub.
     70   MockClientStub client_stub_;
     71 
     72   base::MessageLoop message_loop_;
     73 
     74  private:
     75   void OnConnect(int result);
     76 };
     77 
     78 void GnubbyAuthHandlerPosixTest::SetUp() {
     79   auth_handler_posix_.reset(new GnubbyAuthHandlerPosix(&client_stub_));
     80   auth_handler_ = auth_handler_posix_.get();
     81   delegate_ = auth_handler_posix_.get();
     82 }
     83 
     84 MATCHER_P2(EqualsDataMessage, id, data, "") {
     85   std::string connection_id = base::StringPrintf("\"connectionId\":%d", id);
     86   std::string data_message = base::StringPrintf("\"data\":%s", data);
     87 
     88   return (arg.type() == "gnubby-auth" &&
     89           arg.data().find("\"type\":\"data\"") != std::string::npos &&
     90           arg.data().find(connection_id) != std::string::npos &&
     91           arg.data().find(data_message) != std::string::npos);
     92 }
     93 
     94 TEST_F(GnubbyAuthHandlerPosixTest, HostDataMessageDelivered) {
     95   // Expects a JSON array of the ASCII character codes for "test_msg".
     96   EXPECT_CALL(client_stub_,
     97               DeliverHostMessage(
     98                   EqualsDataMessage(42, "[116,101,115,116,95,109,115,103]")));
     99 
    100   auth_handler_->DeliverHostDataMessage(42, "test_msg");
    101 }
    102 
    103 TEST_F(GnubbyAuthHandlerPosixTest, DidClose) {
    104   net::StreamListenSocket* socket = new MockStreamListenSocket(delegate_);
    105 
    106   delegate_->DidAccept(NULL, make_scoped_ptr(socket));
    107   ASSERT_TRUE(auth_handler_posix_->HasActiveSocketForTesting(socket));
    108 
    109   delegate_->DidClose(socket);
    110   ASSERT_FALSE(auth_handler_posix_->HasActiveSocketForTesting(socket));
    111 }
    112 
    113 TEST_F(GnubbyAuthHandlerPosixTest, DidRead) {
    114   EXPECT_CALL(client_stub_, DeliverHostMessage(_));
    115 
    116   net::StreamListenSocket* socket = new MockStreamListenSocket(delegate_);
    117 
    118   delegate_->DidAccept(NULL, make_scoped_ptr(socket));
    119   delegate_->DidRead(socket,
    120                      reinterpret_cast<const char*>(request_data),
    121                      sizeof(request_data));
    122 }
    123 
    124 TEST_F(GnubbyAuthHandlerPosixTest, DidReadByteByByte) {
    125   EXPECT_CALL(client_stub_, DeliverHostMessage(_));
    126 
    127   net::StreamListenSocket* socket = new MockStreamListenSocket(delegate_);
    128 
    129   delegate_->DidAccept(NULL, make_scoped_ptr(socket));
    130   for (unsigned int i = 0; i < sizeof(request_data); ++i) {
    131     delegate_->DidRead(
    132         socket, reinterpret_cast<const char*>(request_data + i), 1);
    133   }
    134 }
    135 
    136 TEST_F(GnubbyAuthHandlerPosixTest, DidReadTimeout) {
    137   net::StreamListenSocket* socket = new MockStreamListenSocket(delegate_);
    138 
    139   delegate_->DidAccept(NULL, make_scoped_ptr(socket));
    140   ASSERT_TRUE(auth_handler_posix_->HasActiveSocketForTesting(socket));
    141 
    142   base::MockTimer* mock_timer = new base::MockTimer(false, false);
    143   auth_handler_posix_->GetGnubbySocketForTesting(socket)
    144       ->SetTimerForTesting(scoped_ptr<base::Timer>(mock_timer));
    145   delegate_->DidRead(socket, reinterpret_cast<const char*>(request_data), 1);
    146   mock_timer->Fire();
    147 
    148   ASSERT_FALSE(auth_handler_posix_->HasActiveSocketForTesting(socket));
    149 }
    150 
    151 TEST_F(GnubbyAuthHandlerPosixTest, ClientErrorMessageDelivered) {
    152   net::StreamListenSocket* socket = new MockStreamListenSocket(delegate_);
    153 
    154   delegate_->DidAccept(NULL, make_scoped_ptr(socket));
    155 
    156   std::string error_json = base::StringPrintf(
    157       "{\"type\":\"error\",\"connectionId\":%d}",
    158       auth_handler_posix_->GetConnectionIdForTesting(socket));
    159 
    160   ASSERT_TRUE(auth_handler_posix_->HasActiveSocketForTesting(socket));
    161   auth_handler_->DeliverClientMessage(error_json);
    162   ASSERT_FALSE(auth_handler_posix_->HasActiveSocketForTesting(socket));
    163 }
    164 
    165 }  // namespace remoting
    166