1 files changed, 57 insertions, 0 deletions
diff --git a/dtc/tests/notfound.c b/dtc/tests/notfound.c
new file mode 100644
index 000000000..70acbcda3
--- /dev/null
+++ b/dtc/tests/notfound.c
@@ -0,0 +1,57 @@
+// SPDX-License-Identifier: LGPL-2.1-or-later
+/*
+ * libfdt - Flat Device Tree manipulation
+ *	Testcase for behaviour on searching for a non-existent node
+ * Copyright (C) 2006 David Gibson, IBM Corporation.
+ */
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+
+#include <libfdt.h>
+
+#include "tests.h"
+#include "testdata.h"
+
+static void check_error(const char *s, int err)
+{
+	if (err != -FDT_ERR_NOTFOUND)
+		FAIL("%s return error %s instead of -FDT_ERR_NOTFOUND", s,
+		     fdt_strerror(err));
+}
+
+int main(int argc, char *argv[])
+{
+	void *fdt;
+	int offset;
+	int subnode1_offset;
+	int lenerr;
+
+	test_init(argc, argv);
+	fdt = load_blob_arg(argc, argv);
+
+	fdt_get_property(fdt, 0, "nonexistant-property", &lenerr);
+	check_error("fdt_get_property(\"nonexistant-property\")", lenerr);
+
+	fdt_getprop(fdt, 0, "nonexistant-property", &lenerr);
+	check_error("fdt_getprop(\"nonexistant-property\"", lenerr);
+
+	subnode1_offset = fdt_subnode_offset(fdt, 0, "subnode@1");
+	if (subnode1_offset < 0)
+		FAIL("Couldn't find subnode1: %s", fdt_strerror(subnode1_offset));
+
+	fdt_getprop(fdt, subnode1_offset, "prop-str", &lenerr);
+	check_error("fdt_getprop(\"prop-str\")", lenerr);
+
+	offset = fdt_subnode_offset(fdt, 0, "nonexistant-subnode");
+	check_error("fdt_subnode_offset(\"nonexistant-subnode\")", offset);
+
+	offset = fdt_subnode_offset(fdt, 0, "subsubnode");
+	check_error("fdt_subnode_offset(\"subsubnode\")", offset);
+
+	offset = fdt_path_offset(fdt, "/nonexistant-subnode");
+	check_error("fdt_path_offset(\"/nonexistant-subnode\")", offset);
+
+	PASS();
+}