[NaCl SDK] Fix bug in TCPNode::Connect

native_client_sdk/src/tests/nacl_io_socket_test/socket_test.cc

Index: native_client_sdk/src/tests/nacl_io_socket_test/socket_test.cc
diff --git a/native_client_sdk/src/tests/nacl_io_socket_test/socket_test.cc b/native_client_sdk/src/tests/nacl_io_socket_test/socket_test.cc
index 850fde92bc4c1623eca20a5045da82e1fcea615d..b9e2adcb114f47d6e2f003f7a5560abde857fb46 100644
--- a/native_client_sdk/src/tests/nacl_io_socket_test/socket_test.cc
+++ b/native_client_sdk/src/tests/nacl_io_socket_test/socket_test.cc
@@ -392,6 +392,16 @@ TEST_F(SocketTestWithServer, TCPConnectNonBlock) {
   // And SO_ERROR should be 0.
 }
 
+TEST_F(SocketTestTCP, TCPConnectFails) {
+  sockaddr_in addr;
+  socklen_t addrlen = sizeof(addr);
+
+  // 10 is an unassigned well-known port, nothing should be bound to it.
+  IP4ToSockAddr(LOCAL_HOST, 10, &addr);
+  ASSERT_EQ(-1, ki_connect(sock1_, (sockaddr*) &addr, addrlen));
+  ASSERT_EQ(ECONNREFUSED, errno);
+}
+
 TEST_F(SocketTest, Getsockopt) {
   sock1_ = ki_socket(AF_INET, SOCK_STREAM, 0);
   EXPECT_GT(sock1_, -1);