cs-lab4/unittest.cpp

#define DOCTEST_CONFIG_NO_MULTITHREADING
#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
#include "doctest.h"
#include "project/histogram_internal.h"

TEST_CASE("distinct positive numbers 1")
{
    double min = 0;
    double max = 0;
    find_minmax({1, 2}, min, max);
    CHECK(min == 1);
    CHECK(max == 2);
}

TEST_CASE("distinct positive numbers 2") {
    double min = 0;
    double max = 0;
    std::vector<double>v{2,1};
    CHECK(v.size() != 0);
    CHECK(v.size() != 1);
    find_minmax({1, 2}, min, max);
    CHECK(min == 1);
    CHECK(max == 2);
    CHECK(min != max);
}

TEST_CASE("vector with one element") {
    double min = 0;
    double max = 0;
    find_minmax({1}, min, max);
    CHECK(min == 1);
    CHECK(max == 1);
}

TEST_CASE("vector with same elements") {
    double min = 0;
    double max = 0;
    find_minmax({2,2,2}, min, max);
    CHECK(min == 2);
    CHECK(max == 2);
}