diff --git a/src/msan_test.cpp b/src/msan_test.cpp
new file mode 100644
index 0000000..047d3cf
--- /dev/null
+++ b/src/msan_test.cpp
@@ -0,0 +1,7 @@
+#include "gtest/gtest.h"
+#include <string>
+
+TEST(MemorySanitizer, TestIsWorking) {
+  std::string foo("foo");
+  EXPECT_STREQ("foo", foo.c_str());
+}