Flush socket pools and SPDY session pool properly on explicit requests and network changes.

net/http/http_network_session_unittest.cc

+// Copyright (c) 2010 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 "net/http/http_network_session.h"
+
+#include "base/ref_counted.h"
+#include "net/base/mock_host_resolver.h"
+#include "net/base/mock_network_change_notifier.h"
+#include "net/base/ssl_config_service_defaults.h"
+#include "net/base/test_completion_callback.h"
+#include "net/http/http_auth_handler_factory.h"
+#include "net/proxy/proxy_service.h"
+#include "net/socket/client_socket_handle.h"
+#include "net/socket/socket_test_util.h"
+#include "net/socket/tcp_client_socket_pool.h"
+#include "net/spdy/spdy_session.h"
+#include "net/spdy/spdy_session_pool.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace net {
+namespace {
+
+TEST(HttpNetworkSessionTest, FlushOnNetworkChange) {
+  MockNetworkChangeNotifier mock_notifier;
+  scoped_refptr<MockCachingHostResolver> mock_resolver(
+      new MockCachingHostResolver);
+  MockClientSocketFactory mock_factory;
+  scoped_ptr<HttpAuthHandlerFactory> auth_handler_factory(
+      HttpAuthHandlerFactory::CreateDefault());
+  scoped_refptr<HttpNetworkSession> session(
+      new HttpNetworkSession(&mock_notifier,
+                             mock_resolver,
+                             ProxyService::CreateNull(),
+                             &mock_factory,
+                             new SSLConfigServiceDefaults,
+                             auth_handler_factory.get()));
+
+  scoped_refptr<TCPClientSocketPool> tcp_socket_pool(
+      session->tcp_socket_pool());
+
+  StaticSocketDataProvider data;
+  mock_factory.AddSocketDataProvider(&data);
+
+  TestCompletionCallback callback;
+  ClientSocketHandle handle;
+  TCPSocketParams dest("www.google.com", 80, LOW, GURL(), false);
+  int rv = handle.Init("a", dest, LOW, &callback, tcp_socket_pool, NULL);
+  EXPECT_EQ(ERR_IO_PENDING, rv);
+  EXPECT_FALSE(handle.is_initialized());
+  EXPECT_FALSE(handle.socket());
+  
+  EXPECT_EQ(OK, callback.WaitForResult());
+  EXPECT_TRUE(handle.is_initialized());
+  EXPECT_TRUE(handle.socket());
+  
+  handle.Reset();
+
+  // Need to run all pending to release the socket back to the pool.
+  MessageLoop::current()->RunAllPending();
+  
+  // Now we should have 1 idle socket.
+  EXPECT_EQ(1, tcp_socket_pool->IdleSocketCount());
+
+  HostPortPair host_port_pair("www.google.com", 80);
+  
+  scoped_refptr<SpdySession> spdy_session(session->spdy_session_pool()->Get(
+      host_port_pair, session));
+
+  EXPECT_TRUE(session->spdy_session_pool()->HasSession(host_port_pair));
+
+  EXPECT_EQ(1u, mock_resolver->cache()->size());
+  
+  // After an IP address change, we should have 0 idle sockets.
+  mock_notifier.NotifyIPAddressChange();
+  EXPECT_EQ(0, tcp_socket_pool->IdleSocketCount());
+  EXPECT_FALSE(session->spdy_session_pool()->HasSession(host_port_pair));
+  EXPECT_EQ(0u, mock_resolver->cache()->size());
+}
+
+}  // namespace
+}  // namespace net