[chromedriver] Implement reconnection to DevTools.

chrome/test/chromedriver/net/sync_websocket_impl_unittest.cc

Index: chrome/test/chromedriver/net/sync_websocket_impl_unittest.cc
diff --git a/chrome/test/chromedriver/net/sync_websocket_impl_unittest.cc b/chrome/test/chromedriver/net/sync_websocket_impl_unittest.cc
index 6df195ac254111c108e8e6bb23bb7496ac85805e..d185008bdf2f71726a8bc801aed790ae2dca5dda 100644
--- a/chrome/test/chromedriver/net/sync_websocket_impl_unittest.cc
+++ b/chrome/test/chromedriver/net/sync_websocket_impl_unittest.cc
@@ -109,3 +109,21 @@ TEST_F(SyncWebSocketImplTest, CloseOnSend) {
   server_.Stop();
   ASSERT_FALSE(sock.Send("1"));
 }
+
+TEST_F(SyncWebSocketImplTest, Reconnect) {
+  SyncWebSocketImpl sock(context_getter_);
+  ASSERT_TRUE(sock.Connect(server_.web_socket_url()));
+  ASSERT_TRUE(sock.Send("1"));
+  server_.Stop();
+  ASSERT_FALSE(sock.Send("2"));
+  ASSERT_FALSE(sock.IsConnected());
+  server_.Start();
+  ASSERT_TRUE(sock.HasNextMessage());
+  ASSERT_TRUE(sock.Connect(server_.web_socket_url()));
+  ASSERT_FALSE(sock.HasNextMessage());
+  ASSERT_TRUE(sock.Send("3"));
+  std::string message;
+  ASSERT_TRUE(sock.ReceiveNextMessage(&message));
+  ASSERT_STREQ("3", message.c_str());
+  ASSERT_FALSE(sock.HasNextMessage());
+}