Add tests for debug_print_ret() and debug_print_buf().
diff --git a/tests/suites/test_suite_debug.function b/tests/suites/test_suite_debug.function
index e7c2add..6010f74 100644
--- a/tests/suites/test_suite_debug.function
+++ b/tests/suites/test_suite_debug.function
@@ -18,10 +18,53 @@
 /* END_HEADER */
 
 /* BEGIN_DEPENDENCIES
- * depends_on:POLARSSL_DEBUG_C:POLARSSL_BIGNUM_C:POLARSSL_SSL_TLS_C:POLARSSL_RSA_C
+ * depends_on:POLARSSL_DEBUG_C:POLARSSL_SSL_TLS_C
  * END_DEPENDENCIES
  */
 
+/* BEGIN_CASE */
+void debug_print_ret( char *file, int line, char *text, int value,
+                      char *result_str )
+{
+    ssl_context ssl;
+    struct buffer_data buffer;
+
+    memset( &ssl, 0, sizeof( ssl_context ) );
+    memset( buffer.buf, 0, 2000 );
+    buffer.ptr = buffer.buf;
+
+    ssl_set_dbg(&ssl, string_debug, &buffer);
+
+    debug_print_ret( &ssl, 0, file, line, text, value);
+
+    TEST_ASSERT( strcmp( buffer.buf, result_str ) == 0 );
+}
+/* END_CASE */
+
+/* BEGIN_CASE */
+void debug_print_buf( char *file, int line, char *text, char *data_string,
+                      char *result_str )
+{
+    unsigned char data[10000];
+    ssl_context ssl;
+    struct buffer_data buffer;
+    size_t data_len;
+
+    memset( &data, 0, sizeof( data ) );
+    memset( &ssl, 0, sizeof( ssl_context ) );
+    memset( buffer.buf, 0, 2000 );
+    buffer.ptr = buffer.buf;
+
+    data_len = unhexify( data, data_string );
+
+    ssl_set_dbg(&ssl, string_debug, &buffer);
+
+    debug_print_buf( &ssl, 0, file, line, text, data, data_len );
+
+    TEST_ASSERT( strcmp( buffer.buf, result_str ) == 0 );
+}
+/* END_CASE */
+
 /* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_PARSE_C */
 void debug_print_crt( char *crt_file, char *file, int line, char *prefix,
                       char *result_str )
@@ -33,7 +76,7 @@
     x509_crt_init( &crt );
     memset( &ssl, 0, sizeof( ssl_context ) );
     memset( buffer.buf, 0, 2000 );
-    buffer.ptr = buffer.buf; 
+    buffer.ptr = buffer.buf;
 
     ssl_set_dbg(&ssl, string_debug, &buffer);
 
@@ -46,7 +89,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE */
+/* BEGIN_CASE depends_on:POLARSSL_BIGNUM_C */
 void debug_print_mpi( int radix, char *value, char *file, int line,
                       char *prefix, char *result_str )
 {
@@ -58,7 +101,7 @@
 
     memset( &ssl, 0, sizeof( ssl_context ) );
     memset( buffer.buf, 0, 2000 );
-    buffer.ptr = buffer.buf; 
+    buffer.ptr = buffer.buf;
 
     TEST_ASSERT( mpi_read_string( &val, radix, value ) == 0 );
     ssl_set_dbg(&ssl, string_debug, &buffer);