Added CPP wrapper for PPB_TCPServerSocket_Private.

ppapi/tests/test_tcp_server_socket_private.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ppapi/tests/test_tcp_server_socket_private.h"
 
-#include <cstddef>
-#include <cstring>
 #include <vector>
 
 #include "ppapi/cpp/module.h"
 #include "ppapi/cpp/private/net_address_private.h"
+#include "ppapi/cpp/private/tcp_server_socket_private.h"
 #include "ppapi/cpp/private/tcp_socket_private.h"
 #include "ppapi/tests/test_utils.h"
 #include "ppapi/tests/testing_instance.h"
 
 #define ASSERT_SUCCESS(error_message) \
   if (!(error_message).empty()) \
     return (error_message);
 
 using pp::NetAddressPrivate;
+using pp::TCPServerSocketPrivate;
 using pp::TCPSocketPrivate;
 
 namespace {
 
 const uint16_t kPortScanFrom = 1024;
 const uint16_t kPortScanTo = 4096;
 
 }  // namespace
 
 REGISTER_TEST_CASE(TCPServerSocketPrivate);
 
 TestTCPServerSocketPrivate::TestTCPServerSocketPrivate(
-    TestingInstance* instance)
-    : TestCase(instance),
-      core_interface_(NULL),
-      tcp_server_socket_private_interface_(NULL),
-      tcp_socket_private_interface_(NULL),
-      port_(0) {
+    TestingInstance* instance) : TestCase(instance) {
 }
 
 bool TestTCPServerSocketPrivate::Init() {
-  core_interface_ = static_cast<const PPB_Core*>(
-      pp::Module::Get()->GetBrowserInterface(PPB_CORE_INTERFACE));
-  if (!core_interface_)
-    instance_->AppendError("PPB_Core interface not available");
-  tcp_server_socket_private_interface_ =
-      static_cast<const PPB_TCPServerSocket_Private*>(
-          pp::Module::Get()->GetBrowserInterface(
-              PPB_TCPSERVERSOCKET_PRIVATE_INTERFACE));
-  if (!tcp_server_socket_private_interface_) {
+  bool tcp_server_socket_private_is_available =
+      TCPServerSocketPrivate::IsAvailable();
+  if (!tcp_server_socket_private_is_available) {
     instance_->AppendError(
         "PPB_TCPServerSocket_Private interface not available");
   }
 
-  tcp_socket_private_interface_ =
-      static_cast<const PPB_TCPSocket_Private*>(
-          pp::Module::Get()->GetBrowserInterface(
-              PPB_TCPSOCKET_PRIVATE_INTERFACE));
-  if (!tcp_socket_private_interface_)
-    instance_->AppendError("PPB_TCPSocket_Private interface not available");
-
   bool tcp_socket_private_is_available = TCPSocketPrivate::IsAvailable();
   if (!tcp_socket_private_is_available)
     instance_->AppendError("PPB_TCPSocket_Private interface not available");
 
   bool net_address_private_is_available = NetAddressPrivate::IsAvailable();
   if (!net_address_private_is_available)
     instance_->AppendError("PPB_NetAddress_Private interface not available");
 
-  bool init_host_port = GetLocalHostPort(
-      instance_->pp_instance(), &host_, &port_);
-  if (!init_host_port)
-    instance_->AppendError("Can't init host and port");
-
-  return core_interface_ &&
-      tcp_server_socket_private_interface_ &&
+  return tcp_server_socket_private_is_available &&
       tcp_socket_private_is_available &&
       net_address_private_is_available &&
-      init_host_port &&
       CheckTestingInterface();
 }
 
 void TestTCPServerSocketPrivate::RunTests(const std::string& filter) {
-  RUN_TEST_FORCEASYNC_AND_NOT(Create, filter);
   RUN_TEST_FORCEASYNC_AND_NOT(Listen, filter);
   RUN_TEST_FORCEASYNC_AND_NOT(Backlog, filter);
 }
 
-std::string TestTCPServerSocketPrivate::GetLocalAddress(
+std::string TestTCPServerSocketPrivate::SyncRead(TCPSocketPrivate* socket,
+                                                 char* buffer,
+                                                 size_t num_bytes) {
+  while (num_bytes > 0) {
+    TestCompletionCallback callback(instance_->pp_instance(), force_async_);
+    int32_t rv = socket->Read(buffer, num_bytes, callback);
+    if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
+      return ReportError("PPB_TCPSocket_Private::Read force_async", rv);
+    if (rv == PP_OK_COMPLETIONPENDING)
+      rv = callback.WaitForResult();
+    if (rv < 0)
+      return ReportError("PPB_TCPSocket_Private::Read", rv);
+    buffer += rv;
+    num_bytes -= rv;
+  }
+  PASS();
+}
+
+std::string TestTCPServerSocketPrivate::SyncWrite(TCPSocketPrivate* socket,
+                                                  const char* buffer,
+                                                  size_t num_bytes) {
+  while (num_bytes > 0) {
+    TestCompletionCallback callback(instance_->pp_instance(), force_async_);
+    int32_t rv = socket->Write(buffer, num_bytes, callback);
+    if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
+      return ReportError("PPB_TCPSocket_Private::Write force_async", rv);
+    if (rv == PP_OK_COMPLETIONPENDING)
+      rv = callback.WaitForResult();
+    if (rv < 0)
+      return ReportError("PPB_TCPSocket_Private::Write", rv);
+    buffer += rv;
+    num_bytes -= rv;
+  }
+  PASS();
+}
+
+std::string TestTCPServerSocketPrivate::SyncConnect(
+    TCPSocketPrivate* socket,
     PP_NetAddress_Private* address) {
-  TCPSocketPrivate socket(instance_);
-
   TestCompletionCallback callback(instance_->pp_instance(), force_async_);
-  int32_t rv = socket.Connect(host_.c_str(), port_, callback);
+  int32_t rv = socket->ConnectWithNetAddress(address, callback);
   if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
     return ReportError("PPB_TCPSocket_Private::Connect force_async", rv);
   if (rv == PP_OK_COMPLETIONPENDING)
     rv = callback.WaitForResult();
   if (rv != PP_OK)
     return ReportError("PPB_TCPSocket_Private::Connect", rv);
-
-  if (!socket.GetLocalAddress(address))
-    return ReportError("PPB_TCPSocket_Private::GetLocalAddress", 0);
-  socket.Disconnect();
   PASS();
 }
 
-std::string TestTCPServerSocketPrivate::SyncRead(PP_Resource socket,
-                                                 char* buffer,
-                                                 int32_t num_bytes) {
-  TestCompletionCallback callback(instance_->pp_instance(), force_async_);
-
-  int32_t rv = tcp_socket_private_interface_->Read(
-      socket, buffer, num_bytes,
-      static_cast<pp::CompletionCallback>(callback).pp_completion_callback());
-
-  if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
-    return ReportError("PPB_TCPSocket_Private::Read force_async", rv);
-  if (rv == PP_OK_COMPLETIONPENDING)
-    rv = callback.WaitForResult();
-
-  if (num_bytes != rv)
-    return ReportError("PPB_TCPSocket_Private::Read", rv);
-
-  PASS();
-}
-
-std::string TestTCPServerSocketPrivate::SyncWrite(PP_Resource socket,
-                                                  const char* buffer,
-                                                  int32_t num_bytes) {
-  TestCompletionCallback callback(instance_->pp_instance(), force_async_);
-  int32_t rv = tcp_socket_private_interface_->Write(
-      socket, buffer, num_bytes,
-      static_cast<pp::CompletionCallback>(callback).pp_completion_callback());
-
-  if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
-    return ReportError("PPB_TCPSocket_Private::Write force_async", rv);
-  if (rv == PP_OK_COMPLETIONPENDING)
-    rv = callback.WaitForResult();
-  if (num_bytes != rv)
-    return ReportError("PPB_TCPSocket_Private::Write", rv);
-
-  PASS();
-}
-
-std::string TestTCPServerSocketPrivate::SyncConnect(PP_Resource socket,
-                                                    const char* host,
-                                                    uint16_t port) {
-  TestCompletionCallback callback(instance_->pp_instance(), force_async_);
-  int32_t rv = tcp_socket_private_interface_->Connect(
-      socket,
-      host_.c_str(),
-      port,
-      static_cast<pp::CompletionCallback>(callback).pp_completion_callback());
-  if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
-    return ReportError("PPB_TCPSocket_Private::Connect force_async", rv);
-  if (rv == PP_OK_COMPLETIONPENDING)
-    rv = callback.WaitForResult();
-  if (rv != PP_OK)
-    return ReportError("PPB_TCPSocket_Private::Connect", rv);
-
-  PASS();
-}
-
-void TestTCPServerSocketPrivate::ForceConnect(PP_Resource socket,
-                                              const char* host,
-                                              uint16_t port) {
+void TestTCPServerSocketPrivate::ForceConnect(TCPSocketPrivate* socket,
+                                              PP_NetAddress_Private* address) {
   std::string error_message;
   do {
-    error_message = SyncConnect(socket, host, port);
+    error_message = SyncConnect(socket, address);
   } while (!error_message.empty());
 }
 
-std::string TestTCPServerSocketPrivate::SyncListen(PP_Resource socket,
-                                                   uint16_t* port,
-                                                   int32_t backlog) {
-  PP_NetAddress_Private base_address, local_address;
-  std::string error_message = GetLocalAddress(&base_address);
-  ASSERT_SUCCESS(error_message);
+std::string TestTCPServerSocketPrivate::SyncListen(
+    TCPServerSocketPrivate* socket,
+    PP_NetAddress_Private* address,
+    int32_t backlog) {
+  PP_NetAddress_Private base_address;
+  NetAddressPrivate::GetAnyAddress(false, &base_address);
 
   // TODO (ygorshenin): find more efficient way to select available
   // ports.
   bool is_free_port_found = false;
-  for (uint16_t p = kPortScanFrom; p < kPortScanTo; ++p) {
-    if (!NetAddressPrivate::ReplacePort(base_address, p, &local_address))
+  for (uint16_t port = kPortScanFrom; port < kPortScanTo; ++port) {
+    if (!NetAddressPrivate::ReplacePort(base_address, port, address))
       return ReportError("PPB_NetAddress_Private::ReplacePort", 0);
 
     TestCompletionCallback callback(instance_->pp_instance(), force_async_);
-    int32_t rv = tcp_server_socket_private_interface_->Listen(
-        socket,
-        &local_address,
-        backlog,
-        static_cast<pp::CompletionCallback>(callback).pp_completion_callback());
+    int32_t rv = socket->Listen(address, backlog, callback);
     if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
       return ReportError("PPB_TCPServerSocket_Private::Listen force_async", rv);
     if (rv == PP_OK_COMPLETIONPENDING)
       rv = callback.WaitForResult();
     if (rv == PP_OK) {
-      *port = p;
       is_free_port_found = true;
       break;
     }
   }
 
   if (!is_free_port_found)
     return "Can't find available port";
   PASS();
 }
 
-bool TestTCPServerSocketPrivate::IsSocketsConnected(
-    PP_Resource lhs,
-    PP_Resource rhs) {
-  PP_NetAddress_Private lhs_local_addr, lhs_remote_addr;
-
-  if (!tcp_socket_private_interface_->GetLocalAddress(lhs, &lhs_local_addr))
-    return false;
-  if (!tcp_socket_private_interface_->GetRemoteAddress(lhs, &lhs_remote_addr))
-    return false;
-
-  PP_NetAddress_Private rhs_local_addr, rhs_remote_addr;
-  if (!tcp_socket_private_interface_->GetLocalAddress(rhs, &rhs_local_addr))
-    return false;
-  if (!tcp_socket_private_interface_->GetRemoteAddress(rhs, &rhs_remote_addr))
-    return false;
-
-  return NetAddressPrivate::AreEqual(lhs_local_addr, rhs_remote_addr) &&
-      NetAddressPrivate::AreEqual(lhs_remote_addr, rhs_local_addr);
-}
-
-std::string TestTCPServerSocketPrivate::SendMessage(PP_Resource dst,
-                                                    PP_Resource src,
-                                                    const char* message) {
-  const size_t message_size = strlen(message);
-
-  std::string error_message = SyncWrite(src, message, message_size);
-  ASSERT_SUCCESS(error_message);
-
-  std::vector<char> message_buffer(message_size);
-  error_message = SyncRead(dst, &message_buffer[0], message_size);
-  ASSERT_SUCCESS(error_message);
-  ASSERT_EQ(0, strncmp(message, &message_buffer[0], message_size));
-  PASS();
-}
-
-std::string TestTCPServerSocketPrivate::TestConnectedSockets(PP_Resource lhs,
-                                                             PP_Resource rhs) {
-  static const char* const kMessage = "simple message";
-  std::string error_message = SendMessage(lhs, rhs, kMessage);
-  ASSERT_SUCCESS(error_message);
-  error_message = SendMessage(rhs, lhs, kMessage);
-  ASSERT_SUCCESS(error_message);
-  PASS();
-}
-
-std::string TestTCPServerSocketPrivate::TestCreate() {
-  PP_Resource server_socket;
-
-  server_socket = tcp_server_socket_private_interface_->Create(0);
-  ASSERT_EQ(0, server_socket);
-  core_interface_->ReleaseResource(server_socket);
-
-  server_socket =
-      tcp_server_socket_private_interface_->Create(instance_->pp_instance());
-  ASSERT_TRUE(server_socket != 0);
-  ASSERT_TRUE(tcp_server_socket_private_interface_->IsTCPServerSocket(
-      server_socket));
-  core_interface_->ReleaseResource(server_socket);
-  PASS();
-}
-
 std::string TestTCPServerSocketPrivate::TestListen() {
   static const int kBacklog = 2;
 
-  PP_Resource server_socket =
-      tcp_server_socket_private_interface_->Create(instance_->pp_instance());
-  ASSERT_TRUE(server_socket != 0);
+  TCPServerSocketPrivate server_socket(instance_);
 
-  uint16_t port;
-  std::string error_message = SyncListen(server_socket, &port, kBacklog);
+  PP_NetAddress_Private address;
+  std::string error_message = SyncListen(&server_socket, &address, kBacklog);
   ASSERT_SUCCESS(error_message);
 
   TestCompletionCallback accept_callback(instance_->pp_instance(),
                                          force_async_);
-  PP_Resource accepted_socket;
-  int32_t accept_rv = tcp_server_socket_private_interface_->Accept(
-      server_socket,
-      &accepted_socket,
-      static_cast<pp::CompletionCallback>(
-          accept_callback).pp_completion_callback());
+  PP_Resource resource;
+  int32_t accept_rv = server_socket.Accept(&resource, accept_callback);
 
   TCPSocketPrivate client_socket(instance_);
+  ForceConnect(&client_socket, &address);
 
-  ForceConnect(client_socket.pp_resource(), host_.c_str(), port);
-
-  if (force_async_ && accept_rv != PP_OK_COMPLETIONPENDING)
+  if (force_async_ && accept_rv != PP_OK_COMPLETIONPENDING) {
     return ReportError("PPB_TCPServerSocket_Private::Accept force_async",
                        accept_rv);
+  }
   if (accept_rv == PP_OK_COMPLETIONPENDING)
     accept_rv = accept_callback.WaitForResult();
   if (accept_rv != PP_OK)
     return ReportError("PPB_TCPServerSocket_Private::Accept", accept_rv);
 
-  ASSERT_TRUE(accepted_socket != 0);
-  ASSERT_TRUE(tcp_socket_private_interface_->IsTCPSocket(accepted_socket));
+  ASSERT_TRUE(resource != 0);
+  TCPSocketPrivate accepted_socket(resource);
 
-  ASSERT_TRUE(IsSocketsConnected(client_socket.pp_resource(), accepted_socket));
-  error_message = TestConnectedSockets(client_socket.pp_resource(),
-                                       accepted_socket);
+  const char kSentByte = 'a';
+  error_message = SyncWrite(&client_socket, &kSentByte, sizeof(kSentByte));
   ASSERT_SUCCESS(error_message);
 
-  tcp_socket_private_interface_->Disconnect(accepted_socket);
+  char received_byte;
+  error_message = SyncRead(&accepted_socket,
+                           &received_byte,
+                           sizeof(received_byte));
+  ASSERT_SUCCESS(error_message);
+  ASSERT_EQ(kSentByte, received_byte);
+
+  accepted_socket.Disconnect();
   client_socket.Disconnect();
-  tcp_server_socket_private_interface_->StopListening(server_socket);
+  server_socket.StopListening();
 
-  core_interface_->ReleaseResource(accepted_socket);
-  core_interface_->ReleaseResource(server_socket);
   PASS();
 }
 
 std::string TestTCPServerSocketPrivate::TestBacklog() {
   static const size_t kBacklog = 5;
 
-  PP_Resource server_socket =
-      tcp_server_socket_private_interface_->Create(instance_->pp_instance());
-  ASSERT_TRUE(server_socket != 0);
+  TCPServerSocketPrivate server_socket(instance_);
 
-  uint16_t port;
-  std::string error_message = SyncListen(server_socket, &port, 2 * kBacklog);
+  PP_NetAddress_Private address;
+  std::string error_message = SyncListen(&server_socket,
+                                         &address,
+                                         2 * kBacklog);
   ASSERT_SUCCESS(error_message);
 
   std::vector<TCPSocketPrivate*> client_sockets(kBacklog);
   std::vector<TestCompletionCallback*> connect_callbacks(kBacklog);
   std::vector<int32_t> connect_rv(kBacklog);
   for (size_t i = 0; i < kBacklog; ++i) {
     client_sockets[i] = new TCPSocketPrivate(instance_);
     connect_callbacks[i] = new TestCompletionCallback(instance_->pp_instance(),
                                                       force_async_);
-    connect_rv[i] = client_sockets[i]->Connect(host_.c_str(),
-                                               port,
-                                               *connect_callbacks[i]);
+    connect_rv[i] = client_sockets[i]->ConnectWithNetAddress(
+        &address,
+        *connect_callbacks[i]);
     if (force_async_ && connect_rv[i] != PP_OK_COMPLETIONPENDING)
       return ReportError("PPB_TCPSocket_Private::Connect force_async",
                          connect_rv[i]);
   }
 
-  std::vector<PP_Resource> accepted_sockets(kBacklog);
+  std::vector<PP_Resource> resources(kBacklog);
+  std::vector<TCPSocketPrivate*> accepted_sockets(kBacklog);
   for (size_t i = 0; i < kBacklog; ++i) {
     TestCompletionCallback callback(instance_->pp_instance(), force_async_);
-    int32_t rv = tcp_server_socket_private_interface_->Accept(
-        server_socket,
-        &accepted_sockets[i],
-        static_cast<pp::CompletionCallback>(callback).pp_completion_callback());
+    int32_t rv = server_socket.Accept(&resources[i], callback);
     if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
       return ReportError("PPB_TCPServerSocket_Private::Accept force_async", rv);
     if (rv == PP_OK_COMPLETIONPENDING)
       rv = callback.WaitForResult();
     if (rv != PP_OK)
       return ReportError("PPB_TCPServerSocket_Private::Accept", rv);
 
-    ASSERT_TRUE(accepted_sockets[i] != 0);
-    ASSERT_TRUE(tcp_socket_private_interface_->IsTCPSocket(
-        accepted_sockets[i]));
+    ASSERT_TRUE(resources[i] != 0);
+    accepted_sockets[i] = new TCPSocketPrivate(resources[i]);
   }
 
   for (size_t i = 0; i < kBacklog; ++i) {
     if (connect_rv[i] == PP_OK_COMPLETIONPENDING)
       connect_rv[i] = connect_callbacks[i]->WaitForResult();
     if (connect_rv[i] != PP_OK)
       return ReportError("PPB_TCPSocket_Private::Connect", connect_rv[i]);
   }
 
   for (size_t i = 0; i < kBacklog; ++i) {
-    bool found = false;
-    for (size_t j = 0; j < kBacklog && !found; ++j)
-      if (IsSocketsConnected(client_sockets[i]->pp_resource(),
-                             accepted_sockets[j])) {
-        TestConnectedSockets(client_sockets[i]->pp_resource(),
-                             accepted_sockets[j]);
-        found = true;
-      }
-    ASSERT_TRUE(found);
+    const char byte = 'a' + i;
+    error_message = SyncWrite(client_sockets[i], &byte, sizeof(byte));
+    ASSERT_SUCCESS(error_message);
   }
 
+  bool byte_received[kBacklog] = {};
   for (size_t i = 0; i < kBacklog; ++i) {
-    tcp_socket_private_interface_->Disconnect(accepted_sockets[i]);
-    core_interface_->ReleaseResource(accepted_sockets[i]);
+    char byte;
+    error_message = SyncRead(accepted_sockets[i], &byte, sizeof(byte));
+    ASSERT_SUCCESS(error_message);
+    const size_t index = byte - 'a';
+    ASSERT_FALSE(byte_received[index]);
+    byte_received[index] = true;
   }
 
   for (size_t i = 0; i < kBacklog; ++i) {
     client_sockets[i]->Disconnect();
     delete client_sockets[i];
     delete connect_callbacks[i];
+    accepted_sockets[i]->Disconnect();
+    delete accepted_sockets[i];
   }
 
-  tcp_server_socket_private_interface_->StopListening(server_socket);
-  core_interface_->ReleaseResource(server_socket);
+  server_socket.StopListening();
   PASS();
 }