384 lines
12 KiB
C++
384 lines
12 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 "distbitonic.hpp"
|
|
|
|
|
|
/*
|
|
* ==========================================
|
|
*/
|
|
|
|
/*
|
|
* bool ascending(size_t node, size_t depth);
|
|
* depth 0 (the initial ascending pattern)
|
|
*/
|
|
TEST(Tdistbitonic_UT, ascending_test1) {
|
|
|
|
EXPECT_EQ(ascending(0, 0), true);
|
|
EXPECT_EQ(ascending(1, 0), false);
|
|
EXPECT_EQ(ascending(2, 0), true);
|
|
EXPECT_EQ(ascending(3, 0), false);
|
|
EXPECT_EQ(ascending(4, 0), true);
|
|
EXPECT_EQ(ascending(5, 0), false);
|
|
EXPECT_EQ(ascending(6, 0), true);
|
|
EXPECT_EQ(ascending(7, 0), false);
|
|
|
|
for (size_t node = 0 ; node < 256 ; ++node) {
|
|
EXPECT_EQ(ascending(node, 0), ((node % 2) ? false : true) );
|
|
}
|
|
}
|
|
|
|
/*
|
|
* bool ascending(size_t node, size_t depth);
|
|
* depth 1
|
|
*/
|
|
TEST(Tdistbitonic_UT, ascending_test2) {
|
|
|
|
EXPECT_EQ(ascending(0, 1), true);
|
|
EXPECT_EQ(ascending(1, 1), true);
|
|
EXPECT_EQ(ascending(2, 1), false);
|
|
EXPECT_EQ(ascending(3, 1), false);
|
|
EXPECT_EQ(ascending(4, 1), true);
|
|
EXPECT_EQ(ascending(5, 1), true);
|
|
EXPECT_EQ(ascending(6, 1), false);
|
|
EXPECT_EQ(ascending(7, 1), false);
|
|
|
|
for (size_t node = 0 ; node < 256 ; ++node) {
|
|
EXPECT_EQ(ascending(2*node, 1), ((node % 2) ? false:true));
|
|
EXPECT_EQ(ascending(2*node+1, 1), ((node % 2) ? false:true));
|
|
}
|
|
}
|
|
|
|
/*
|
|
* bool ascending(size_t node, size_t depth);
|
|
* various depths
|
|
*/
|
|
TEST(Tdistbitonic_UT, ascending_test3) {
|
|
|
|
// Depth = 3
|
|
size_t ts_depth = 3;
|
|
|
|
for (size_t n = 0UL ; n < (1UL<<(ts_depth)) ; ++n)
|
|
EXPECT_EQ(ascending(n, ts_depth), true);
|
|
for (size_t n = (1UL<<(ts_depth)) ; n < 2*(1UL<<(ts_depth)) ; ++n)
|
|
EXPECT_EQ(ascending(n, ts_depth), false);
|
|
for (size_t n = 2*(1UL<<(ts_depth)) ; n < 3*(1UL<<(ts_depth)) ; ++n)
|
|
EXPECT_EQ(ascending(n, ts_depth), true);
|
|
for (size_t n = 3*(1UL<<(ts_depth)) ; n < 4*(1UL<<(ts_depth)) ; ++n)
|
|
EXPECT_EQ(ascending(n, ts_depth), false);
|
|
|
|
// Depth = 4
|
|
ts_depth = 4;
|
|
|
|
for (size_t n = 0UL ; n < (1UL<<(ts_depth)) ; ++n)
|
|
EXPECT_EQ(ascending(n, ts_depth), true);
|
|
for (size_t n = (1UL<<(ts_depth)) ; n < 2*(1UL<<(ts_depth)) ; ++n)
|
|
EXPECT_EQ(ascending(n, ts_depth), false);
|
|
for (size_t n = 2*(1UL<<(ts_depth)) ; n < 3*(1UL<<(ts_depth)) ; ++n)
|
|
EXPECT_EQ(ascending(n, ts_depth), true);
|
|
for (size_t n = 3*(1UL<<(ts_depth)) ; n < 4*(1UL<<(ts_depth)) ; ++n)
|
|
EXPECT_EQ(ascending(n, ts_depth), false);
|
|
|
|
// Depth = 8
|
|
ts_depth = 8;
|
|
|
|
for (size_t n = 0UL ; n < (1UL<<(ts_depth)) ; ++n)
|
|
EXPECT_EQ(ascending(n, ts_depth), true);
|
|
for (size_t n = (1UL<<(ts_depth)) ; n < 2*(1UL<<(ts_depth)) ; ++n)
|
|
EXPECT_EQ(ascending(n, ts_depth), false);
|
|
for (size_t n = 2*(1UL<<(ts_depth)) ; n < 3*(1UL<<(ts_depth)) ; ++n)
|
|
EXPECT_EQ(ascending(n, ts_depth), true);
|
|
for (size_t n = 3*(1UL<<(ts_depth)) ; n < 4*(1UL<<(ts_depth)) ; ++n)
|
|
EXPECT_EQ(ascending(n, ts_depth), false);
|
|
}
|
|
|
|
/*
|
|
* size_t partner(size_t node, size_t step);
|
|
* step = 0
|
|
*/
|
|
TEST(Tdistbitonic_UT, partner_test1) {
|
|
|
|
EXPECT_EQ(partner(0, 0), 1UL);
|
|
EXPECT_EQ(partner(1, 0), 0UL);
|
|
EXPECT_EQ(partner(2, 0), 3UL);
|
|
EXPECT_EQ(partner(3, 0), 2UL);
|
|
EXPECT_EQ(partner(4, 0), 5UL);
|
|
EXPECT_EQ(partner(5, 0), 4UL);
|
|
EXPECT_EQ(partner(6, 0), 7UL);
|
|
EXPECT_EQ(partner(7, 0), 6UL);
|
|
|
|
for (size_t node = 0 ; node < 256 ; ++node) {
|
|
EXPECT_EQ(partner(node, 0), (node % 2) ? node-1 : node+1);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* size_t partner(size_t node, size_t step);
|
|
* step = 1
|
|
*/
|
|
TEST(Tdistbitonic_UT, partner_test2) {
|
|
|
|
EXPECT_EQ(partner(0, 1), 2UL);
|
|
EXPECT_EQ(partner(1, 1), 3UL);
|
|
EXPECT_EQ(partner(2, 1), 0UL);
|
|
EXPECT_EQ(partner(3, 1), 1UL);
|
|
EXPECT_EQ(partner(4, 1), 6UL);
|
|
EXPECT_EQ(partner(5, 1), 7UL);
|
|
EXPECT_EQ(partner(6, 1), 4UL);
|
|
EXPECT_EQ(partner(7, 1), 5UL);
|
|
|
|
for (size_t n1 = 0 ; n1 < 256 ; n1 += 2) {
|
|
auto n2 = n1 + 1UL;
|
|
EXPECT_EQ(partner(n1, 1), ((n1 % 4) ? n1-2 : n1+2));
|
|
EXPECT_EQ(partner(n2, 1), ((n1 % 4) ? n2-2 : n2+2));
|
|
}
|
|
}
|
|
|
|
/*
|
|
* size_t partner(size_t node, size_t step);
|
|
* various steps
|
|
*/
|
|
TEST(Tdistbitonic_UT, partner_test3) {
|
|
// step = 2
|
|
size_t ts_step = 2;
|
|
|
|
for (size_t n1 = 0 ; n1 < 256 ; n1 += 4) {
|
|
auto n2 = n1 + 1UL;
|
|
auto n3 = n1 + 2UL;
|
|
auto n4 = n1 + 3UL;
|
|
EXPECT_EQ(partner(n1, ts_step), ((n1 % 8) ? n1-4 : n1+4));
|
|
EXPECT_EQ(partner(n2, ts_step), ((n1 % 8) ? n2-4 : n2+4));
|
|
EXPECT_EQ(partner(n3, ts_step), ((n1 % 8) ? n3-4 : n3+4));
|
|
EXPECT_EQ(partner(n4, ts_step), ((n1 % 8) ? n4-4 : n4+4));
|
|
}
|
|
|
|
// step = 3
|
|
ts_step = 3;
|
|
|
|
for (size_t n1 = 0 ; n1 < 256 ; n1 += 8) {
|
|
auto n2 = n1 + 1UL;
|
|
auto n3 = n1 + 2UL;
|
|
auto n4 = n1 + 3UL;
|
|
auto n5 = n1 + 4UL;
|
|
auto n6 = n1 + 5UL;
|
|
auto n7 = n1 + 6UL;
|
|
auto n8 = n1 + 7UL;
|
|
EXPECT_EQ(partner(n1, ts_step), ((n1 % 16) ? n1-8 : n1+8));
|
|
EXPECT_EQ(partner(n2, ts_step), ((n1 % 16) ? n2-8 : n2+8));
|
|
EXPECT_EQ(partner(n3, ts_step), ((n1 % 16) ? n3-8 : n3+8));
|
|
EXPECT_EQ(partner(n4, ts_step), ((n1 % 16) ? n4-8 : n4+8));
|
|
EXPECT_EQ(partner(n5, ts_step), ((n1 % 16) ? n5-8 : n5+8));
|
|
EXPECT_EQ(partner(n6, ts_step), ((n1 % 16) ? n6-8 : n6+8));
|
|
EXPECT_EQ(partner(n7, ts_step), ((n1 % 16) ? n7-8 : n7+8));
|
|
EXPECT_EQ(partner(n8, ts_step), ((n1 % 16) ? n8-8 : n8+8));
|
|
}
|
|
|
|
// step = 4
|
|
ts_step = 4;
|
|
|
|
for (size_t n1 = 0 ; n1 < 256 ; n1 += 16) {
|
|
auto n2 = n1 + 1UL;
|
|
auto n3 = n1 + 2UL;
|
|
auto n4 = n1 + 3UL;
|
|
auto n5 = n1 + 4UL;
|
|
auto n6 = n1 + 5UL;
|
|
auto n7 = n1 + 6UL;
|
|
auto n8 = n1 + 7UL;
|
|
auto n9 = n1 + 8UL;
|
|
auto n10 = n1 + 9UL;
|
|
auto n11 = n1 + 10UL;
|
|
auto n12 = n1 + 11UL;
|
|
auto n13 = n1 + 12UL;
|
|
auto n14 = n1 + 13UL;
|
|
auto n15 = n1 + 14UL;
|
|
auto n16 = n1 + 15UL;
|
|
EXPECT_EQ(partner(n1, ts_step), ((n1 % 32) ? n1-16 : n1+16));
|
|
EXPECT_EQ(partner(n2, ts_step), ((n1 % 32) ? n2-16 : n2+16));
|
|
EXPECT_EQ(partner(n3, ts_step), ((n1 % 32) ? n3-16 : n3+16));
|
|
EXPECT_EQ(partner(n4, ts_step), ((n1 % 32) ? n4-16 : n4+16));
|
|
EXPECT_EQ(partner(n5, ts_step), ((n1 % 32) ? n5-16 : n5+16));
|
|
EXPECT_EQ(partner(n6, ts_step), ((n1 % 32) ? n6-16 : n6+16));
|
|
EXPECT_EQ(partner(n7, ts_step), ((n1 % 32) ? n7-16 : n7+16));
|
|
EXPECT_EQ(partner(n8, ts_step), ((n1 % 32) ? n8-16 : n8+16));
|
|
EXPECT_EQ(partner(n9, ts_step), ((n1 % 32) ? n9-16 : n9+16));
|
|
EXPECT_EQ(partner(n10, ts_step), ((n1 % 32) ? n10-16 : n10+16));
|
|
EXPECT_EQ(partner(n11, ts_step), ((n1 % 32) ? n11-16 : n11+16));
|
|
EXPECT_EQ(partner(n12, ts_step), ((n1 % 32) ? n12-16 : n12+16));
|
|
EXPECT_EQ(partner(n13, ts_step), ((n1 % 32) ? n13-16 : n13+16));
|
|
EXPECT_EQ(partner(n14, ts_step), ((n1 % 32) ? n14-16 : n14+16));
|
|
EXPECT_EQ(partner(n15, ts_step), ((n1 % 32) ? n15-16 : n15+16));
|
|
EXPECT_EQ(partner(n16, ts_step), ((n1 % 32) ? n16-16 : n16+16));
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* bool keepsmall(size_t node, size_t partner, size_t depth);
|
|
* Assertion check
|
|
*/
|
|
TEST(Tdistbitonic_UT, keepsmall_test1) {
|
|
ASSERT_DEATH(keepsmall(0, 0, 0), "");
|
|
ASSERT_DEATH(keepsmall(1, 1, 42), "");
|
|
ASSERT_DEATH(keepsmall(7, 7, 42), "");
|
|
}
|
|
|
|
/*
|
|
* bool keepsmall(size_t node, size_t partner, size_t depth);
|
|
*
|
|
* depth: 1 | step: 0 | partner: [1, 0, 3, 2, 5, 4, 7, 6] | keepsmall: Bool[1, 0, 0, 1, 1, 0, 0, 1]
|
|
*/
|
|
TEST(Tdistbitonic_UT, keepsmall_test2) {
|
|
size_t ts_depth = 1UL;
|
|
size_t ts_partner[] = { 1, 0, 3, 2, 5, 4, 7, 6};
|
|
bool ts_expected[] = {1, 0, 0, 1, 1, 0, 0, 1};
|
|
|
|
for (size_t node = 0 ; node < 8UL ; ++node ) {
|
|
EXPECT_EQ(ts_expected[node], keepsmall(node, ts_partner[node], ts_depth));
|
|
}
|
|
}
|
|
|
|
/*
|
|
* bool keepsmall(size_t node, size_t partner, size_t depth);
|
|
*
|
|
* depth: 2 | step: 1 | partner: [2, 3, 0, 1, 6, 7, 4, 5] | keepsmall: Bool[1, 1, 0, 0, 0, 0, 1, 1]
|
|
*/
|
|
TEST(Tdistbitonic_UT, keepsmall_test3) {
|
|
size_t ts_depth = 2UL;
|
|
size_t ts_partner[] = { 2, 3, 0, 1, 6, 7, 4, 5};
|
|
bool ts_expected[] = {1, 1, 0, 0, 0, 0, 1, 1};
|
|
|
|
for (size_t node = 0 ; node < 8UL ; ++node ) {
|
|
EXPECT_EQ(ts_expected[node], keepsmall(node, ts_partner[node], ts_depth));
|
|
}
|
|
}
|
|
|
|
/*
|
|
* bool keepsmall(size_t node, size_t partner, size_t depth);
|
|
*
|
|
* depth: 2 | step: 0 | partner: [1, 0, 3, 2, 5, 4, 7, 6] | keepsmall: Bool[1, 0, 1, 0, 0, 1, 0, 1]
|
|
*/
|
|
TEST(Tdistbitonic_UT, keepsmall_test4) {
|
|
size_t ts_depth = 2UL;
|
|
size_t ts_partner[] = { 1, 0, 3, 2, 5, 4, 7, 6};
|
|
bool ts_expected[] = {1, 0, 1, 0, 0, 1, 0, 1};
|
|
|
|
for (size_t node = 0 ; node < 8UL ; ++node ) {
|
|
EXPECT_EQ(ts_expected[node], keepsmall(node, ts_partner[node], ts_depth));
|
|
}
|
|
}
|
|
|
|
/*
|
|
* bool keepsmall(size_t node, size_t partner, size_t depth);
|
|
*
|
|
* depth: 3 | step: 2 | partner: [4, 5, 6, 7, 0, 1, 2, 3] | keepsmall: Bool[1, 1, 1, 1, 0, 0, 0, 0]
|
|
*/
|
|
TEST(Tdistbitonic_UT, keepsmall_test5) {
|
|
size_t ts_depth = 3UL;
|
|
size_t ts_partner[] = { 4, 5, 6, 7, 0, 1, 2, 3};
|
|
bool ts_expected[] = {1, 1, 1, 1, 0, 0, 0, 0};
|
|
|
|
for (size_t node = 0 ; node < 8UL ; ++node ) {
|
|
EXPECT_EQ(ts_expected[node], keepsmall(node, ts_partner[node], ts_depth));
|
|
}
|
|
}
|
|
|
|
/*
|
|
* bool keepsmall(size_t node, size_t partner, size_t depth);
|
|
*
|
|
* depth: 3 | step: 1 | partner: [2, 3, 0, 1, 6, 7, 4, 5] | keepsmall: Bool[1, 1, 0, 0, 1, 1, 0, 0]
|
|
*/
|
|
TEST(Tdistbitonic_UT, keepsmall_test6) {
|
|
size_t ts_depth = 3UL;
|
|
size_t ts_partner[] = { 2, 3, 0, 1, 6, 7, 4, 5};
|
|
bool ts_expected[] = {1, 1, 0, 0, 1, 1, 0, 0};
|
|
|
|
for (size_t node = 0 ; node < 8UL ; ++node ) {
|
|
EXPECT_EQ(ts_expected[node], keepsmall(node, ts_partner[node], ts_depth));
|
|
}
|
|
}
|
|
|
|
/*
|
|
* bool keepsmall(size_t node, size_t partner, size_t depth);
|
|
*
|
|
* depth: 3 | step: 0 | partner: [1, 0, 3, 2, 5, 4, 7, 6] | keepsmall: Bool[1, 0, 1, 0, 1, 0, 1, 0]
|
|
*/
|
|
TEST(Tdistbitonic_UT, keepsmall_test7) {
|
|
size_t ts_depth = 3UL;
|
|
size_t ts_partner[] = { 1, 0, 3, 2, 5, 4, 7, 6};
|
|
bool ts_expected[] = {1, 0, 1, 0, 1, 0, 1, 0};
|
|
|
|
for (size_t node = 0 ; node < 8UL ; ++node ) {
|
|
EXPECT_EQ(ts_expected[node], keepsmall(node, ts_partner[node], ts_depth));
|
|
}
|
|
}
|
|
|
|
TEST(Tdistbitonic_UT, distbitonic_test1) {
|
|
AllData_t ts_Data {
|
|
Data_t (8), Data_t (8)
|
|
};
|
|
|
|
std::srand(unsigned(std::time(nullptr)));
|
|
for (auto& v : ts_Data) {
|
|
std::generate(v.begin(), v.end(), std::rand);
|
|
}
|
|
|
|
distbitonic(2, ts_Data);
|
|
|
|
auto max = std::numeric_limits<Data_t::value_type>::min();
|
|
for (auto& v : ts_Data) {
|
|
EXPECT_EQ((max <= v[0]), true);
|
|
EXPECT_EQ(std::is_sorted(v.begin(), v.end()), true);
|
|
max = v.back();
|
|
}
|
|
}
|
|
|
|
TEST(Tdistbitonic_UT, distbitonic_test2) {
|
|
AllData_t ts_Data {
|
|
Data_t (8), Data_t (8), Data_t (8), Data_t (8)
|
|
};
|
|
|
|
std::srand(unsigned(std::time(nullptr)));
|
|
for (auto& v : ts_Data) {
|
|
std::generate(v.begin(), v.end(), std::rand);
|
|
}
|
|
|
|
distbitonic(4, ts_Data);
|
|
|
|
auto max = std::numeric_limits<Data_t::value_type>::min();
|
|
for (auto& v : ts_Data) {
|
|
EXPECT_EQ((max <= v[0]), true);
|
|
EXPECT_EQ(std::is_sorted(v.begin(), v.end()), true);
|
|
max = v.back();
|
|
}
|
|
}
|
|
|
|
TEST(Tdistbitonic_UT, distbitonic_test3) {
|
|
AllData_t ts_Data {
|
|
Data_t (32), Data_t (32), Data_t (32), Data_t (32),
|
|
Data_t (32), Data_t (32), Data_t (32), Data_t (32)
|
|
};
|
|
|
|
std::srand(unsigned(std::time(nullptr)));
|
|
for (auto& v : ts_Data) {
|
|
std::generate(v.begin(), v.end(), std::rand);
|
|
}
|
|
|
|
distbitonic(8, ts_Data);
|
|
|
|
auto max = std::numeric_limits<Data_t::value_type>::min();
|
|
for (auto& v : ts_Data) {
|
|
EXPECT_EQ((max <= v[0]), true);
|
|
EXPECT_EQ(std::is_sorted(v.begin(), v.end()), true);
|
|
max = v.back();
|
|
}
|
|
} |