diff --git a/tests/sys_shm_test.cpp b/tests/sys_shm_test.cpp
new file mode 100644
index 0000000..4929b8f
--- /dev/null
+++ b/tests/sys_shm_test.cpp
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <gtest/gtest.h>
+
+#include <errno.h>
+#include <sys/shm.h>
+
+#include "TemporaryFile.h"
+
+TEST(sys_shm, smoke) {
+  // Create a segment.
+  TemporaryDir dir;
+  key_t key = ftok(dir.dirname, 1);
+  int id = shmget(key, 1234, IPC_CREAT|0666);
+  ASSERT_NE(id, -1);
+
+  // Check segment info.
+  shmid_ds ds;
+  memset(&ds, 0, sizeof(ds));
+  ASSERT_EQ(0, shmctl(id, IPC_STAT, &ds));
+  ASSERT_EQ(1234U, ds.shm_segsz);
+
+  // Attach.
+  void* p = shmat(id, 0, SHM_RDONLY);
+  ASSERT_NE(p, nullptr);
+
+  // Detach.
+  ASSERT_EQ(0, shmdt(p));
+
+  // Destroy the segment.
+  ASSERT_EQ(0, shmctl(id, IPC_RMID, 0));
+}
+
+TEST(sys_shm, shmat_failure) {
+  errno = 0;
+  ASSERT_EQ(reinterpret_cast<void*>(-1), shmat(-1, 0, SHM_RDONLY));
+  ASSERT_EQ(EINVAL, errno);
+}
+
+TEST(sys_shm, shmctl_failure) {
+  errno = 0;
+  ASSERT_EQ(-1, shmctl(-1, IPC_STAT, nullptr));
+  ASSERT_EQ(EINVAL, errno);
+}
+
+TEST(sys_shm, shmdt_failure) {
+  errno = 0;
+  ASSERT_EQ(-1, shmdt(nullptr));
+  ASSERT_EQ(EINVAL, errno);
+}
+
+TEST(sys_shm, shmget_failure) {
+  errno = 0;
+  ASSERT_EQ(-1, shmget(-1, 1234, 0));
+  ASSERT_EQ(ENOENT, errno);
+}