build BUGFIX correctly set hidden visibility of shared objects
diff --git a/tests/src/test_hash_table.c b/tests/src/test_hash_table.c
index 05cd1f9..7411206 100644
--- a/tests/src/test_hash_table.c
+++ b/tests/src/test_hash_table.c
@@ -15,7 +15,15 @@
 #include "common.h"
 
 #include "tests/config.h"
+#include "../../src/common.c"
+#include "../../src/set.c"
+#include "../../src/log.c"
+#include "../../src/xpath.c"
 #include "../../src/hash_table.c"
+#include "../../src/parser_yang.c"
+#include "../../src/context.c"
+#include "../../src/tree_schema_helpers.c"
+#include "../../src/tree_schema.c"
 
 #include <stdarg.h>
 #include <stddef.h>