PDS/homework_2/test/tests_CommonUtils.cpp

120 lines
4.2 KiB
C++

/**
* \file
* \brief PDS HW2 tests
*
* \author
* Christos Choutouridis AEM:8997
* <cchoutou@ece.auth.gr>
*/
#include <gtest/gtest.h>
#include <algorithm> // rand/srand
#include <ctime> // rand/srand
#include "distsort.hpp"
/* ================================== fullSort ================================== */
/*
*
*/
TEST(TdistCommonUT, fullSort_test1) {
std::vector<uint8_t> ts_data = {3, 2, 1, 4, 5, 7, 8, 6};
std::vector<uint8_t> ts_expected = {1, 2, 3, 4, 5, 6, 7, 8};
bool ts_ascending = true;
fullSort(ts_data, ts_ascending);
EXPECT_EQ((ts_data == ts_expected), true);
}
TEST(TdistCommonUT, fullSort_test2) {
std::vector<uint8_t> ts_data = {3, 2, 1, 4, 5, 7, 8, 6};
std::vector<uint8_t> ts_expected = {8, 7, 6, 5, 4, 3, 2, 1};
bool ts_ascending = false;
fullSort(ts_data, ts_ascending);
EXPECT_EQ((ts_data == ts_expected), true);
}
/* ================================== elbowSort ================================== */
TEST(TdistCommonUT, elbowSort_test1) {
ShadowedVec_t<uint8_t> ts_data1(std::vector<uint8_t>{3, 2, 1, 4, 5, 5, 7, 8});
ShadowedVec_t<uint8_t> ts_data2(std::vector<uint8_t>{4, 5, 7, 8, 5, 3, 2, 1});
ShadowedVec_t<uint8_t> ts_data3(std::vector<uint8_t>{1, 2, 3, 4, 5, 5, 7, 8});
ShadowedVec_t<uint8_t> ts_data4(std::vector<uint8_t>{8, 7, 5, 5, 4, 3, 2, 1});
std::vector<uint8_t> ts_expected = {1, 2, 3, 4, 5, 5, 7, 8};
bool ts_ascending = true;
elbowSort(ts_data1, ts_ascending);
elbowSort(ts_data2, ts_ascending);
elbowSort(ts_data3, ts_ascending);
elbowSort(ts_data4, ts_ascending);
EXPECT_EQ((ts_data1 == ts_expected), true);
EXPECT_EQ((ts_data2 == ts_expected), true);
EXPECT_EQ((ts_data3 == ts_expected), true);
EXPECT_EQ((ts_data4 == ts_expected), true);
}
TEST(TdistCommonUT, elbowSort_test2) {
ShadowedVec_t<uint8_t> ts_data1(std::vector<uint8_t>{3, 2, 1, 4, 5, 5, 7, 8});
ShadowedVec_t<uint8_t> ts_data2(std::vector<uint8_t>{4, 5, 7, 8, 5, 3, 2, 1});
ShadowedVec_t<uint8_t> ts_data3(std::vector<uint8_t>{1, 2, 3, 4, 5, 5, 7, 8});
ShadowedVec_t<uint8_t> ts_data4(std::vector<uint8_t>{8, 7, 5, 5, 4, 3, 2, 1});
std::vector<uint8_t> ts_expected = {8, 7, 5, 5, 4, 3, 2, 1};
bool ts_ascending = false;
elbowSort(ts_data1, ts_ascending);
elbowSort(ts_data2, ts_ascending);
elbowSort(ts_data3, ts_ascending);
elbowSort(ts_data4, ts_ascending);
EXPECT_EQ((ts_data1 == ts_expected), true);
EXPECT_EQ((ts_data2 == ts_expected), true);
EXPECT_EQ((ts_data3 == ts_expected), true);
EXPECT_EQ((ts_data4 == ts_expected), true);
}
TEST(TdistCommonUT, elbowSort_test3) {
ShadowedVec_t<uint8_t> ts_data(std::vector<uint8_t>{8, 7, 5, 5, 4, 3, 2, 1});
std::vector<uint8_t> ts_expected_asc = {1, 2, 3, 4, 5, 5, 7, 8};
std::vector<uint8_t> ts_expected_des = {8, 7, 5, 5, 4, 3, 2, 1};
// Check alternation for active-shadow vector inside Buffer and elbow algorithm
elbowSort(ts_data, true);
EXPECT_EQ((ts_data == ts_expected_asc), true);
elbowSort(ts_data, false);
EXPECT_EQ((ts_data == ts_expected_des), true);
elbowSort(ts_data, true);
EXPECT_EQ((ts_data == ts_expected_asc), true);
elbowSort(ts_data, false);
EXPECT_EQ((ts_data == ts_expected_des), true);
}
/*
* Tag generator test without stage calls
*/
TEST(TdistCommonUT, tagGenerator_test1) {
// The maximum MPI size we support
// static constexpr size_t MAX_MPI_SIZE = 1024UL;
// The maximum pipeline size we support
// static constexpr size_t MAX_PIPELINE_SIZE = 64UL;
std::vector<int> ts_tags;
auto ts_logSize = static_cast<uint32_t>(std::log2(MAX_MPI_SIZE));
for (size_t depth = 0; depth <= ts_logSize; ++depth) {
for (size_t step = 0 ; step < MAX_MPI_SIZE; ++step) {
int tag = static_cast<int>(tagGenerator(depth, step));
ts_tags.push_back(tag); // Exchange optimization
for (size_t stage = 0; stage < MAX_PIPELINE_SIZE; ++stage) {
ts_tags.push_back(++tag); // stages
}
}
}
std::sort(ts_tags.begin(), ts_tags.end());
for (size_t i = 0 ; i < ts_tags.size() - 1 ; ++i)
EXPECT_NE(ts_tags[i], ts_tags[i+1]);
}