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-rw-r--r--tests/aliases.dts4
-rw-r--r--tests/get_alias.c14
2 files changed, 17 insertions, 1 deletions
diff --git a/tests/aliases.dts b/tests/aliases.dts
index 853479a..03ed675 100644
--- a/tests/aliases.dts
+++ b/tests/aliases.dts
@@ -5,6 +5,10 @@
#size-cells = <0>;
aliases {
+ empty = "";
+ loop = "loop";
+ nonull = [626164];
+ relative = "s1/subsubnode";
s1 = &sub1;
ss1 = &subsub1;
sss1 = &subsubsub1;
diff --git a/tests/get_alias.c b/tests/get_alias.c
index fb2c38c..d2888d6 100644
--- a/tests/get_alias.c
+++ b/tests/get_alias.c
@@ -21,9 +21,16 @@ static void check_alias(void *fdt, const char *path, const char *alias)
aliaspath = fdt_get_alias(fdt, alias);
- if (path && !aliaspath)
+ if (!path && !aliaspath)
+ return;
+
+ if (!aliaspath)
FAIL("fdt_get_alias(%s) failed\n", alias);
+ if (!path)
+ FAIL("fdt_get_alias(%s) returned %s instead of NULL",
+ alias, aliaspath);
+
if (strcmp(aliaspath, path) != 0)
FAIL("fdt_get_alias(%s) returned %s instead of %s\n",
alias, aliaspath, path);
@@ -36,9 +43,14 @@ int main(int argc, char *argv[])
test_init(argc, argv);
fdt = load_blob_arg(argc, argv);
+ check_alias(fdt, NULL, "empty");
+ check_alias(fdt, NULL, "nonull");
+ check_alias(fdt, NULL, "relative");
check_alias(fdt, "/subnode@1", "s1");
check_alias(fdt, "/subnode@1/subsubnode", "ss1");
check_alias(fdt, "/subnode@1/subsubnode/subsubsubnode", "sss1");
+ check_alias(fdt, NULL, "loop"); // Might trigger a stack overflow
+
PASS();
}