[Tarantool-patches] [PATCH] test: fix local array access in heap_iterator unit test

[Kirill Yukhin <kyukhin@tarantool.org>]

Index variable run from 1 to 5 and was used to index
array of size 4. Use iv - 1 instead.

Discovered by Coverity.
---

Issue: N/A
Branch: https://github.com/tarantool/tarantool/tree/kyukhin/fix-heap_iterator
CI: https://gitlab.com/tarantool/tarantool/-/pipelines/224811793

 test/unit/heap_iterator.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/test/unit/heap_iterator.c b/test/unit/heap_iterator.c
index 4fde39d..3fcefff 100644
--- a/test/unit/heap_iterator.c
+++ b/test/unit/heap_iterator.c
@@ -111,15 +111,15 @@ test_iterator_small()
 		if (val < 1 || val > 5)
 			fail("from iterator returned incorrect value",
 			     "val < 1 || val > 5");
-		if (used_key[val])
+		if (used_key[val - 1])
 			fail("from iterator some value returned twice",
 			     "used[val]");
-		used_key[val] = 1;
+		used_key[val - 1] = 1;
 	}
 
 	bool f = true;
 	for (uint32_t i = 1; i < 5; ++i)
-		f = used_key[i] && f;
+		f = used_key[i - 1] && f;
 	if (!f)
 		fail("some node was skipped", "!f");
 
-- 
2.11.0