test_maple_tree: Add test 4 for spanning store faiure.

Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>

diff --git a/lib/test_maple_tree.c b/lib/test_maple_tree.c
index 0bfa8c0894f9345be15e1314c2281c69165bb41e..6dc262b3dfea011bffbdce8ca0bc7d501d146e15 100644 (file)
--- a/lib/test_maple_tree.c
+++ b/lib/test_maple_tree.c
@@ -37188,6 +37188,31 @@ static noinline void check_fuzzer(struct maple_tree *mt)
        mtree_test_load(mt, 0); // 0x1
        mtree_test_store(mt, 5, (void*)0xb); // 0
        mtree_test_erase(mt, 0);
+       mtree_destroy(mt);
+
+       /*
+        * 4. spanning store failure due to writing incorrect pivot value at
+        * last slot.
+        * Fixed by setting mast->r->max correctly in mast_cp_to_nodes()
+        *
+        */
+       mt_init_flags(mt, 0);
+       mtree_test_insert(mt, 261, (void*)0x20b); // 0
+       mtree_test_store(mt , 516, (void*)0x409); // 0
+       mtree_test_store(mt , 6, (void*)0xd); // 0
+       mtree_test_insert(mt, 5, (void*)0xb); // 0
+       mtree_test_insert(mt, 1256, (void*)0x9d1); // 0
+       mtree_test_store(mt , 4, (void*)0x9); // 0
+       mtree_test_erase(mt, 1); // (nil)
+       mtree_test_store(mt , 56, (void*)0x71); // 0
+       mtree_test_insert(mt, 1, (void*)0x3); // 0
+       mtree_test_store(mt , 24, (void*)0x31); // 0
+       mtree_test_erase(mt, 1); // (nil)
+       mtree_test_insert(mt, 2263, (void*)0x11af); // 0
+       mtree_test_insert(mt, 446, (void*)0x37d); // 0
+       mtree_test_store_range(mt, 6, 45, (void*)0xd); // 0
+       mtree_test_store_range(mt, 3, 446, (void*)0x7); // 0
+
 }
 
 static DEFINE_MTREE(tree);