test: ftl: separate mocked functions

source/tests/ftl/mock.c

@@ -0,0 +1,26 @@
+#include <stdarg.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include <setjmp.h>
+
+#include <cmocka.h>
+
+#include <ftl.h>
+
+int __wrap_prepare_head(struct ftl_map *map)
+{
+	(void)map;
+
+	return mock_type(int);
+}
+
+int __wrap_write_page_desc(struct ftl_map *map,
+	struct ftl_page_desc *page_desc)
+{
+	check_expected_ptr(map);
+	check_expected_ptr(page_desc);
+
+	return mock_type(int);
+}

source/tests/ftl/mock.h

@@ -0,0 +1,3 @@
+#pragma once
+
+int __wrap_prepare_head(struct ftl_map *map);