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-rw-r--r--tests/node_check_compatible.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/node_check_compatible.c b/tests/node_check_compatible.c
index 4bdf09194c8b..486f9c69e2b8 100644
--- a/tests/node_check_compatible.c
+++ b/tests/node_check_compatible.c
@@ -45,6 +45,23 @@ static void check_compatible(const void *fdt, const char *path,
FAIL("%s is not compatible with \"%s\"", path, compat);
}
+static void check_not_compatible(const void *fdt, const char *path,
+ const char *compat)
+{
+ int offset, err;
+
+ offset = fdt_path_offset(fdt, path);
+ if (offset < 0)
+ FAIL("fdt_path_offset(%s): %s", path, fdt_strerror(offset));
+
+ err = fdt_node_check_compatible(fdt, offset, compat);
+ if (err < 0)
+ FAIL("fdt_node_check_compatible(%s): %s", path,
+ fdt_strerror(err));
+ if (err == 0)
+ FAIL("%s is incorrectly compatible with \"%s\"", path, compat);
+}
+
int main(int argc, char *argv[])
{
void *fdt;
@@ -55,8 +72,10 @@ int main(int argc, char *argv[])
check_compatible(fdt, "/", "test_tree1");
check_compatible(fdt, "/subnode@1/subsubnode", "subsubnode1");
check_compatible(fdt, "/subnode@1/subsubnode", "subsubnode");
+ check_not_compatible(fdt, "/subnode@1/subsubnode", "subsubnode2");
check_compatible(fdt, "/subnode@2/subsubnode", "subsubnode2");
check_compatible(fdt, "/subnode@2/subsubnode", "subsubnode");
+ check_not_compatible(fdt, "/subnode@2/subsubnode", "subsubnode1");
PASS();
}