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Test_BinomialHeap
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337 lines (328 loc) · 8.69 KB
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#include "stdafx.h"
#include <stdio.h>
#include <tchar.h>
#include <iostream>
#include <ctime>
#include "BinomialHeap.h"
bool Test1() {//checking insert() and is_empty()
unsigned int start_time = clock();
BinomialHeap<int> H;
bool ok = 1;
H.insert(123);
ok = ok && !H.is_empty();
H.insert(1);
ok = ok && !H.is_empty();
H.insert(3);
ok = ok && !H.is_empty();
H.insert(5);
ok = ok && !H.is_empty();
unsigned int end_time = clock();
unsigned int time = end_time - start_time; //time spent on the test
if (!ok)
std::cout << "Test1 wasn't passed" << std::endl;
return ok;
}
bool Test2() {//checking insert() and get_min()
unsigned int start_time = clock();
BinomialHeap<int> H;
bool ok = 1;
H.insert(13);
ok = ok && H.get_min() == 13;
H.insert(12);
ok = ok && H.get_min() == 12;
H.insert(3);
ok = ok && H.get_min() == 3;
H.insert(5);
ok = ok && H.get_min() == 3;
H.insert(1);
ok = ok && H.get_min() == 1;
H.insert(9);
ok = ok && H.get_min() == 1;
H.insert(7);
ok = ok && H.get_min() == 1;
unsigned int end_time = clock();
unsigned int time = end_time - start_time; //time spent on the test
if (!ok)
std::cout << "Test2 wasn't passed" << std::endl;
return ok;
}
bool Test3() {//checking insert() and extract_min()
unsigned int start_time = clock();
BinomialHeap<int> H;
bool ok = 1;
H.insert(12);
H.insert(3);
H.insert(5);
H.insert(1);
H.insert(13);
H.insert(9);
ok = ok && H.extract_min() == 1;
ok = ok && H.extract_min() == 3;
H.insert(7);
ok = ok && H.extract_min() == 5;
ok = ok && H.extract_min() == 7;
ok = ok && H.extract_min() == 9;
H.insert(9);
ok = ok && H.extract_min() == 9;
ok = ok && H.extract_min() == 12;
ok = ok && H.extract_min() == 13;
unsigned int end_time = clock();
unsigned int time = end_time - start_time; //time spent on the test
if (!ok)
std::cout << "Test3 wasn't passed" << std::endl;
return ok;
}
bool Test4() {//checking insert(), extract_min() and is_empty()
unsigned int start_time = clock();
BinomialHeap<int> H;
bool ok = 1;
ok = ok && H.is_empty();
H.insert(9);
ok = ok && !H.is_empty();
H.insert(1);
ok = ok && !H.is_empty();
H.insert(13);
ok = ok && !H.is_empty();
H.insert(5);
ok = ok && !H.is_empty();
H.insert(12);
ok = ok && !H.is_empty();
H.insert(3);
ok = ok && !H.is_empty();
H.insert(7);
ok = ok && !H.is_empty();
ok = ok && H.extract_min() == 1;
ok = ok && !H.is_empty();
ok = ok && H.extract_min() == 3;
ok = ok && !H.is_empty();
ok = ok && H.extract_min() == 5;
ok = ok && !H.is_empty();
ok = ok && H.extract_min() == 7;
ok = ok && !H.is_empty();
ok = ok && H.extract_min() == 9;
ok = ok && !H.is_empty();
ok = ok && H.extract_min() == 12;
ok = ok && !H.is_empty();
ok = ok && H.extract_min() == 13;
ok = ok && H.is_empty();
unsigned int end_time = clock();
unsigned int time = end_time - start_time; //time spent on the test
if (!ok)
std::cout << "Test4 wasn't passed" << std::endl;
return ok;
}
bool Test5() {
unsigned int start_time = clock();
BinomialHeap<char> H;
bool ok = 1;
ok = ok && H.is_empty();
H.insert('b');
ok = ok && !H.is_empty();
H.insert('a');
ok = ok && !H.is_empty();
H.insert('z');
ok = ok && !H.is_empty();
H.insert('s');
ok = ok && !H.is_empty();
H.insert('c');
ok = ok && !H.is_empty();
H.insert('d');
ok = ok && !H.is_empty();
ok = ok && !H.is_empty();
ok = ok && H.extract_min() == 'a';
ok = ok && !H.is_empty();
ok = ok && H.extract_min() == 'b';
ok = ok && !H.is_empty();
ok = ok && H.extract_min() == 'c';
ok = ok && !H.is_empty();
ok = ok && H.extract_min() == 'd';
ok = ok && !H.is_empty();
ok = ok && H.extract_min() == 's';
ok = ok && !H.is_empty();
ok = ok && H.extract_min() == 'z';
ok = ok && H.is_empty();
unsigned int end_time = clock();
unsigned int time = end_time - start_time; //time spent on the test
if (!ok)
std::cout << "Test5 wasn't passed" << std::endl;
return ok;
}
bool Test6() {//checking insert(), merge(), extract_min() and is_empty()
unsigned int start_time = clock();
BinomialHeap<int> H1, H2;
bool ok = 1;
ok = ok && H1.is_empty();
H1.insert(1);
ok = ok && !H1.is_empty();
H1.insert(2);
ok = ok && !H1.is_empty();
H1.insert(3);
ok = ok && !H1.is_empty();
H1.insert(179);
ok = ok && !H1.is_empty();
ok = ok && H2.is_empty();
H2.insert(17);
ok = ok && !H2.is_empty();
H2.insert(129);
ok = ok && !H2.is_empty();
H2.insert(98);
ok = ok && !H2.is_empty();
H2.insert(9123);
H1.merge(H2);
ok = ok && H1.extract_min() == 1;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 2;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 3;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 17;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 98;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 129;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 179;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 9123;
ok = ok && H1.is_empty();
unsigned int end_time = clock();
if (!ok)
std::cout << "Test5 wasn't passed" << std::endl;
unsigned int time = end_time - start_time; //time spent on the test
return ok;
}
bool Test7() {//checking insert(), extract_min(), merge() and is_empty()
unsigned int start_time = clock();
BinomialHeap<int> H1, H2, H3;
bool ok = 1;
ok = ok && H1.is_empty();
H1.insert(1);
ok = ok && !H1.is_empty();
H1.insert(2);
ok = ok && !H1.is_empty();
H1.insert(3);
ok = ok && !H1.is_empty();
H1.insert(179);
ok = ok && !H1.is_empty();
ok = ok && H2.is_empty();
H2.insert(17);
ok = ok && !H2.is_empty();
H2.insert(129);
ok = ok && !H2.is_empty();
H2.insert(98);
ok = ok && !H2.is_empty();
H2.insert(9123);
H1.merge(H2);
ok = ok && H1.extract_min() == 1;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 2;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 3;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 17;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 98;
ok = ok && !H1.is_empty();
H3.insert(41);
H3.insert(91);
H3.insert(91123);
H1.merge(H3);
ok = ok && H1.extract_min() == 41;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 91;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 129;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 179;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 9123;
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 91123;
ok = ok && H1.is_empty();
if (!ok)
std::cout << "Test7 wasn't passed" << std::endl;
unsigned int end_time = clock();
unsigned int time = end_time - start_time; //time spent on the test
return ok;
}
bool Test8() {//checking insert(), extract_min(), merge() and is_empty()
unsigned int start_time = clock();
BinomialHeap<char> H1, H2, H3;
bool ok = 1;
ok = ok && H1.is_empty();
H1.insert('a');
ok = ok && !H1.is_empty();
H1.insert('b');
ok = ok && !H1.is_empty();
H1.insert('c');
ok = ok && !H1.is_empty();
H1.insert('d');
ok = ok && !H1.is_empty();
ok = ok && H2.is_empty();
H2.insert('z');
ok = ok && !H2.is_empty();
H2.insert('x');
ok = ok && !H2.is_empty();
H2.insert('s');
ok = ok && !H2.is_empty();
H2.insert('w');
H1.merge(H2);
ok = ok && H1.extract_min() == 'a';
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 'b';
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 'c';
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 'd';
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 's';
ok = ok && !H1.is_empty();
H3.insert('a');
H3.insert('c');
H3.insert('g');
H1.merge(H3);
ok = ok && H1.extract_min() == 'a';
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 'c';
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 'g';
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 'w';
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 'x';
ok = ok && !H1.is_empty();
ok = ok && H1.extract_min() == 'z';
ok = ok && H1.is_empty();
unsigned int end_time = clock();
unsigned int time = end_time - start_time; //time spent on the test
if (!ok)
std::cout << "Test8 wasn't passed" << std::endl;
return ok;
}
bool Test9() {//checking insert() and extract_min() big test
double start_time = clock();
BinomialHeap<int> H;
bool ok = 1;
for (int i = 0; i < 100000; ++i) {
H.insert(i);
}
for (int i = 0; i < 100000; ++i) {
ok = ok && H.extract_min() == i;
}
long double end_time = clock();
long double time = end_time - start_time; //time spent on the test
std::cout << "Test9: " << time / 1000 << " seconds" << std::endl;
if (!ok)
std::cout << "Test9 wasn't passed" << std::endl;
return ok;
}
int main()
{
bool ok = 1;
ok = Test1() && Test2() && Test3() && Test4() && Test5() && Test6() && Test7() && Test8() && Test9();
if (ok)
std::cout << "OK" << std::endl;
else
while (1) std::cout << "FAILED" << std::endl;
return 0;
}