From d6184f363bfc90bf626a86b66f62074f37c139f4 Mon Sep 17 00:00:00 2001
From: Douglas Rumbaugh <dbr4@psu.edu>
Date: Tue, 9 May 2023 14:38:13 -0400
Subject: Internal Level and PagedFile Unit Tests

---
 tests/internal_level_tests.cpp | 80 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 tests/internal_level_tests.cpp

(limited to 'tests/internal_level_tests.cpp')

diff --git a/tests/internal_level_tests.cpp b/tests/internal_level_tests.cpp
new file mode 100644
index 0000000..f65ef04
--- /dev/null
+++ b/tests/internal_level_tests.cpp
@@ -0,0 +1,80 @@
+#include "shard/WIRS.h"
+#include "framework/InternalLevel.h"
+#include "util/bf_config.h"
+#include "testing.h"
+
+#include <check.h>
+
+using namespace de;
+
+START_TEST(t_memlevel_merge)
+{
+    auto tbl1 = create_test_mbuffer(100);
+    auto tbl2 = create_test_mbuffer(100);
+
+    auto base_level = new WeightedLevel(1, 1, false);
+    base_level->append_mem_table(tbl1, g_rng);
+    ck_assert_int_eq(base_level->get_record_cnt(), 100);
+
+    auto merging_level = new WeightedLevel(0, 1, false);
+    merging_level->append_mem_table(tbl2, g_rng);
+    ck_assert_int_eq(merging_level->get_record_cnt(), 100);
+
+    auto old_level = base_level;
+    base_level = WeightedLevel::merge_levels(old_level, merging_level, false, g_rng);
+
+    delete old_level;
+    delete merging_level;
+    ck_assert_int_eq(base_level->get_record_cnt(), 200);
+
+    delete base_level;
+    delete tbl1;
+    delete tbl2;
+}
+
+
+WeightedLevel *create_test_memlevel(size_t reccnt) {
+    auto tbl1 = create_test_mbuffer(reccnt/2);
+    auto tbl2 = create_test_mbuffer(reccnt/2);
+
+    auto base_level = new WeightedLevel(1, 2, false);
+    base_level->append_mem_table(tbl1, g_rng);
+    base_level->append_mem_table(tbl2, g_rng);
+
+    delete tbl1;
+    delete tbl2;
+
+    return base_level;
+}
+
+Suite *unit_testing()
+{
+    Suite *unit = suite_create("InternalLevel Unit Testing");
+
+    TCase *merge = tcase_create("de::InternalLevel::merge_level Testing");
+    tcase_add_test(merge, t_memlevel_merge);
+    suite_add_tcase(unit, merge);
+
+    return unit;
+}
+
+int run_unit_tests()
+{
+    int failed = 0;
+    Suite *unit = unit_testing();
+    SRunner *unit_runner = srunner_create(unit);
+
+    srunner_run_all(unit_runner, CK_NORMAL);
+    failed = srunner_ntests_failed(unit_runner);
+    srunner_free(unit_runner);
+
+    return failed;
+}
+
+
+int main() 
+{
+    int unit_failed = run_unit_tests();
+
+    return (unit_failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
+}
-- 
cgit v1.2.3