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/*
* tests/include/rangequery.h
*
* Standardized unit tests for range queries against supporting
* shard types
*
* Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu>
*
* Distributed under the Modified BSD License.
*
* WARNING: This file must be included in the main unit test set
* after the definition of an appropriate Shard and R
* type. In particular, R needs to implement the key-value
* pair interface and Shard needs to support lower_bound.
* For other types of record and shard, you'll need to
* use a different set of unit tests.
*/
#pragma once
#include "query/rangequery.h"
#include <algorithm>
/*
* Uncomment these lines temporarily to remove errors in this file
* temporarily for development purposes. They should be removed prior
* to building, to ensure no duplicate definitions. These includes/defines
* should be included in the source file that includes this one, above the
* include statement.
*/
// #include "shard/ISAMTree.h"
// #include "query/rangequery.h"
// #include "testing.h"
// #include <check.h>
// using namespace de;
// typedef Rec R;
// typedef ISAMTree<R> Shard;
// typedef rq::Query<ISAMTree<R>> Query;
START_TEST(t_range_query)
{
auto buffer = create_sequential_mbuffer<R>(100, 1000);
auto shard = Shard(buffer->get_buffer_view());
rq::Query<Shard>::Parameters parms = {300, 500};
auto local_query = rq::Query<Shard>::local_preproc(&shard, &parms);
auto result = rq::Query<Shard>::local_query(&shard, local_query);
delete local_query;
ck_assert_int_eq(result.size(), parms.upper_bound - parms.lower_bound + 1);
for (size_t i=0; i<result.size(); i++) {
ck_assert_int_le(result[i].rec.key, parms.upper_bound);
ck_assert_int_ge(result[i].rec.key, parms.lower_bound);
}
delete buffer;
}
END_TEST
START_TEST(t_buffer_range_query)
{
auto buffer = create_sequential_mbuffer<R>(100, 1000);
rq::Query<Shard>::Parameters parms = {300, 500};
{
auto view = buffer->get_buffer_view();
auto query = rq::Query<Shard>::local_preproc_buffer(&view, &parms);
auto result = rq::Query<Shard>::local_query_buffer(query);
delete query;
ck_assert_int_eq(result.size(), parms.upper_bound - parms.lower_bound + 1);
for (size_t i=0; i<result.size(); i++) {
ck_assert_int_le(result[i].rec.key, parms.upper_bound);
ck_assert_int_ge(result[i].rec.key, parms.lower_bound);
}
}
delete buffer;
}
END_TEST
START_TEST(t_range_query_merge)
{
auto buffer1 = create_sequential_mbuffer<R>(100, 200);
auto buffer2 = create_sequential_mbuffer<R>(400, 1000);
auto shard1 = Shard(buffer1->get_buffer_view());
auto shard2 = Shard(buffer2->get_buffer_view());
rq::Query<Shard>::Parameters parms = {150, 500};
size_t result_size = parms.upper_bound - parms.lower_bound + 1 - 200;
auto query1 = rq::Query<Shard>::local_preproc(&shard1, &parms);
auto query2 = rq::Query<Shard>::local_preproc(&shard2, &parms);
std::vector<std::vector<rq::Query<Shard>::LocalResultType>> results(2);
results[0] = rq::Query<Shard>::local_query(&shard1, query1);
results[1] = rq::Query<Shard>::local_query(&shard2, query2);
delete query1;
delete query2;
ck_assert_int_eq(results[0].size() + results[1].size(), result_size);
std::vector<std::vector<Wrapped<R>>> proc_results;
for (size_t j=0; j<results.size(); j++) {
proc_results.emplace_back(std::vector<Wrapped<R>>());
for (size_t i=0; i<results[j].size(); i++) {
proc_results[j].emplace_back(results[j][i]);
}
}
std::vector<rq::Query<Shard>::ResultType> result;
rq::Query<Shard>::combine(proc_results, nullptr, result);
std::sort(result.begin(), result.end());
ck_assert_int_eq(result.size(), result_size);
auto key = parms.lower_bound;
for (size_t i=0; i<result.size(); i++) {
ck_assert_int_eq(key++, result[i].key);
if (key == 200) {
key = 400;
}
}
delete buffer1;
delete buffer2;
}
END_TEST
START_TEST(t_lower_bound)
{
auto buffer1 = create_sequential_mbuffer<R>(100, 200);
auto buffer2 = create_sequential_mbuffer<R>(400, 1000);
auto shard1 = new Shard(buffer1->get_buffer_view());
auto shard2 = new Shard(buffer2->get_buffer_view());
std::vector<Shard*> shards = {shard1, shard2};
auto merged = Shard(shards);
for (uint32_t i=100; i<1000; i++) {
auto idx = merged.get_lower_bound(i);
assert(idx < merged.get_record_count());
auto res = merged.get_record_at(idx);
if (i >=200 && i <400) {
ck_assert_int_lt(res->rec.key, i);
} else {
ck_assert_int_eq(res->rec.key, i);
}
}
delete buffer1;
delete buffer2;
delete shard1;
delete shard2;
}
END_TEST
static void inject_rangequery_tests(Suite *suite) {
TCase *range_query = tcase_create("Range Query Testing");
tcase_add_test(range_query, t_range_query);
tcase_add_test(range_query, t_buffer_range_query);
tcase_add_test(range_query, t_range_query_merge);
suite_add_tcase(suite, range_query);
}
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