--- /dev/null
+#include "common/config.h"
+#include "common/run_cmd.h"
+
+#include "gtest/gtest.h"
+
+#include <stdlib.h>
+#include <unistd.h>
+
+TEST(RunCommand, StringSimple)
+{
+ char temp_file_name[] = "run_cmd_temp_file_XXXXXX";
+
+ int fd = ::mkstemp(temp_file_name);
+ ASSERT_GE(fd, 0);
+ ::close(fd);
+
+ std::string ret = run_cmd("touch", temp_file_name, (char*)NULL);
+ ASSERT_EQ(ret, "");
+
+ ASSERT_EQ(access(temp_file_name, R_OK), 0);
+
+ ret = run_cmd("rm", "-f", temp_file_name, (char*)NULL);
+ ASSERT_EQ(ret, "");
+
+ ASSERT_NE(access(temp_file_name, R_OK), 0);
+}