Multiple concurrency bug fixes

A poorly organized commit with fixes for a variety of bugs that were
causing missing records. The core problems all appear to be fixed,
though there is an outstanding problem with tombstones not being
completely canceled. A very small number are appearing in the wrong
order during the static structure test.

1 files changed, 57 insertions, 0 deletions

diff --git a/tests/de_tier_concurrent.cpp b/tests/de_tier_concurrent.cpp
new file mode 100644
index 0000000..9387b21
--- /dev/null
+++ b/tests/de_tier_concurrent.cpp
@@ -0,0 +1,57 @@
+/*
+ * tests/de_level_tomb.cpp
+ *
+ * Unit tests for Dynamic Extension Framework
+ *
+ * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu> 
+ *                    Dong Xie <dongx@psu.edu>
+ *
+ * Distributed under the Modified BSD License.
+ *
+ */
+#include <set>
+#include <random>
+#include <algorithm>
+
+#include "include/testing.h"
+#include "framework/DynamicExtension.h"
+#include "shard/ISAMTree.h"
+#include "query/rangequery.h"
+
+#include <check.h>
+using namespace de;
+
+typedef DynamicExtension<Rec, ISAMTree<Rec>, rq::Query<ISAMTree<Rec>, Rec>, LayoutPolicy::TEIRING, DeletePolicy::TOMBSTONE, FIFOScheduler> DE;
+
+#include "include/concurrent_extension.h"
+
+
+Suite *unit_testing()
+{
+    Suite *unit = suite_create("DynamicExtension: Tombstone Leveling Testing");
+    inject_dynamic_extension_tests(unit);
+
+    return unit;
+}
+
+
+int shard_unit_tests()
+{
+    int failed = 0;
+    Suite *unit = unit_testing();
+    SRunner *unit_shardner = srunner_create(unit);
+
+    srunner_run_all(unit_shardner, CK_NORMAL);
+    failed = srunner_ntests_failed(unit_shardner);
+    srunner_free(unit_shardner);
+
+    return failed;
+}
+
+
+int main() 
+{
+    int unit_failed = shard_unit_tests();
+
+    return (unit_failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
+}