diff --git a/tests/unit/sysutil_test.cpp b/tests/unit/sysutil_test.cpp
index 19fa4c5..de8ff70 100644
--- a/tests/unit/sysutil_test.cpp
+++ b/tests/unit/sysutil_test.cpp
@@ -127,3 +127,13 @@
   ASSERT_TRUE(android::base::WriteStringToFile("/doesntexist\n4096 4096\n1\n0 1\n", temp_file.path));
   ASSERT_FALSE(mapping.MapFile(filename));
 }
+
+TEST(SysUtilTest, StringVectorToNullTerminatedArray) {
+  std::vector<std::string> args{ "foo", "bar", "baz" };
+  auto args_with_nullptr = StringVectorToNullTerminatedArray(args);
+  ASSERT_EQ(4, args_with_nullptr.size());
+  ASSERT_STREQ("foo", args_with_nullptr[0]);
+  ASSERT_STREQ("bar", args_with_nullptr[1]);
+  ASSERT_STREQ("baz", args_with_nullptr[2]);
+  ASSERT_EQ(nullptr, args_with_nullptr[3]);
+}