diff --git a/libmapper/test/mapper.cpp b/libmapper/test/mapper.cpp
new file mode 100644
index 0000000..8831b62
--- /dev/null
+++ b/libmapper/test/mapper.cpp
@@ -0,0 +1,22 @@
+#include "../internal.h"
+#include "utils.h"
+
+#include <gtest/gtest.h>
+
+TEST(TestSarray, Dup)
+{
+    auto a = generate_test_sarray(3);
+
+    auto size = sarraylen(a);
+    EXPECT_EQ(size, 3);
+
+    auto b = sarraydup(a);
+    size_t i;
+
+    for (i = 0; i < 4; i++)
+    {
+        EXPECT_STREQ(a[i], b[i]);
+    }
+    sarrayfree(a);
+    sarrayfree(b);
+}