platform_external_dtc/tests/relref_merge.c
Ahmad Fatoum 26c54f840d tests: add test cases for label-relative path references
Newly added &{label/path} feature doesn't yet have any tests. Add some.

Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
2022-01-25 17:10:47 +11:00

51 lines
1.1 KiB
C

// SPDX-License-Identifier: LGPL-2.1-or-later
/*
* libfdt - Flat Device Tree manipulation
* Testcase for label relative child references in dtc
* Copyright (C) 2006 David Gibson, IBM Corporation.
* Copyright (C) 2020 Ahmad Fatoum, Pengutronix.
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stdint.h>
#include <libfdt.h>
#include "tests.h"
#include "testdata.h"
static void check_exist(void *fdt, const char *path)
{
int sn = fdt_path_offset(fdt, path);
if (sn < 0)
FAIL("%s expected but not found: %s", path, fdt_strerror(sn));
}
static void check_doesnt_exist(void *fdt, const char *path)
{
int sn = fdt_path_offset(fdt, path);
if (sn >= 0)
FAIL("%s found but not expected %d", path, sn);
}
int main(int argc, char *argv[])
{
void *fdt;
test_init(argc, argv);
fdt = load_blob_arg(argc, argv);
check_exist(fdt, "/node/subnode1");
check_exist(fdt, "/node/keep-me");
check_doesnt_exist(fdt, "/node/remove-me");
check_doesnt_exist(fdt, "/node2");
check_doesnt_exist(fdt, "/node/subnode3");
check_exist(fdt, "/node/subnode4");
check_exist(fdt, "/node/subnode1/add-me");
PASS();
}