Just check that we examine all nodes in the tree for the postorder iteration.
Signed-off-by: Cody P Schafer <c...@linux.vnet.ibm.com>
Reviewed-by: Seth Jennings <sjenn...@linux.vnet.ibm.com>
---
lib/rbtree_test.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/lib/rbtree_test.c b/lib/rbtree_test.c
index 122f02f..31dd4cc 100644
--- a/lib/rbtree_test.c
+++ b/lib/rbtree_test.c
@@ -114,6 +114,16 @@ static int black_path_count(struct rb_node *rb)
return count;
}
+static void check_postorder(int nr_nodes)
+{
+ struct rb_node *rb;
+ int count = 0;
+ for (rb = rb_first_postorder(&root); rb; rb = rb_next_postorder(rb))
+ count++;
+
+ WARN_ON_ONCE(count != nr_nodes);
+}
+
static void check(int nr_nodes)
{
struct rb_node *rb;
@@ -136,6 +146,8 @@ static void check(int nr_nodes)
WARN_ON_ONCE(count != nr_nodes);
WARN_ON_ONCE(count < (1 << black_path_count(rb_last(&root))) - 1);
+
+ check_postorder(nr_nodes);
}
static void check_augmented(int nr_nodes)
--
1.8.3.4
--
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