diff --git a/tests/suites/helpers.function b/tests/suites/helpers.function
index d611e72..8c9e3bd 100644
--- a/tests/suites/helpers.function
+++ b/tests/suites/helpers.function
@@ -38,6 +38,12 @@
 #include <unistd.h>
 #endif
 
+#if defined(MBEDTLS_THREADING_C) && defined(MBEDTLS_THREADING_PTHREAD) && \
+    defined(MBEDTLS_TEST_HOOKS)
+#include "mbedtls/threading.h"
+#define MBEDTLS_TEST_MUTEX_USAGE
+#endif
+
 /*
  * Define the two macros
  *
@@ -519,3 +525,51 @@
     return( 0 );
 }
 
+/** Mutex usage verification framework.
+ *
+ */
+
+#if defined(MBEDTLS_TEST_MUTEX_USAGE)
+typedef struct
+{
+    void (*init)( mbedtls_threading_mutex_t * );
+    void (*free)( mbedtls_threading_mutex_t * );
+    int (*lock)( mbedtls_threading_mutex_t * );
+    int (*unlock)( mbedtls_threading_mutex_t * );
+} mutex_functions_t;
+static mutex_functions_t mutex_functions;
+
+static void mbedtls_test_wrap_mutex_init( mbedtls_threading_mutex_t *mutex )
+{
+    mutex_functions.init( mutex );
+}
+
+static void mbedtls_test_wrap_mutex_free( mbedtls_threading_mutex_t *mutex )
+{
+    mutex_functions.free( mutex );
+}
+
+static int mbedtls_test_wrap_mutex_lock( mbedtls_threading_mutex_t *mutex )
+{
+    int ret = mutex_functions.lock( mutex );
+    return( ret );
+}
+
+static int mbedtls_test_wrap_mutex_unlock( mbedtls_threading_mutex_t *mutex )
+{
+    return( mutex_functions.unlock( mutex ) );
+}
+
+static void mbedtls_test_mutex_usage_init( void )
+{
+    mutex_functions.init = mbedtls_mutex_init;
+    mutex_functions.free = mbedtls_mutex_free;
+    mutex_functions.lock = mbedtls_mutex_lock;
+    mutex_functions.unlock = mbedtls_mutex_unlock;
+    mbedtls_mutex_init = &mbedtls_test_wrap_mutex_init;
+    mbedtls_mutex_free = &mbedtls_test_wrap_mutex_free;
+    mbedtls_mutex_lock = &mbedtls_test_wrap_mutex_lock;
+    mbedtls_mutex_unlock = &mbedtls_test_wrap_mutex_unlock;
+}
+
+#endif /* MBEDTLS_TEST_MUTEX_USAGE */