1 files changed, 54 insertions, 0 deletions
diff --git a/test/syscalls/linux/udp_socket_errqueue_test_case.cc b/test/syscalls/linux/udp_socket_errqueue_test_case.cc
new file mode 100644
index 000000000..147978f46
--- /dev/null
+++ b/test/syscalls/linux/udp_socket_errqueue_test_case.cc
@@ -0,0 +1,54 @@
+// Copyright 2018 The gVisor Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "test/syscalls/linux/udp_socket_test_cases.h"
+
+#include <arpa/inet.h>
+#include <fcntl.h>
+#include <linux/errqueue.h>
+#include <netinet/in.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+
+#include "gtest/gtest.h"
+#include "absl/base/macros.h"
+#include "absl/time/clock.h"
+#include "absl/time/time.h"
+#include "test/syscalls/linux/socket_test_util.h"
+#include "test/syscalls/linux/unix_domain_socket_test_util.h"
+#include "test/util/test_util.h"
+#include "test/util/thread_util.h"
+
+namespace gvisor {
+namespace testing {
+
+TEST_P(UdpSocketTest, ErrorQueue) {
+  char cmsgbuf[CMSG_SPACE(sizeof(sock_extended_err))];
+  msghdr msg;
+  memset(&msg, 0, sizeof(msg));
+  iovec iov;
+  memset(&iov, 0, sizeof(iov));
+  msg.msg_iov = &iov;
+  msg.msg_iovlen = 1;
+  msg.msg_control = cmsgbuf;
+  msg.msg_controllen = sizeof(cmsgbuf);
+
+  // recv*(MSG_ERRQUEUE) never blocks, even without MSG_DONTWAIT.
+  EXPECT_THAT(RetryEINTR(recvmsg)(s_, &msg, MSG_ERRQUEUE),
+              SyscallFailsWithErrno(EAGAIN));
+}
+
+}  // namespace testing
+}  // namespace gvisor