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Added to tests the file unit-algorithm.cpp (c++ 11) functions from algorithm library (#4044)

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Tomerkm 2023-06-11 10:59:57 +03:00 committed by GitHub
parent 254395e5f7
commit 793878898f
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1 changed files with 71 additions and 0 deletions
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71
tests/src/unit-algorithms.cpp
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@ -295,4 +295,75 @@ TEST_CASE("algorithms")
std::sort_heap(j_array.begin(), j_array.end());
CHECK(j_array == json({false, true, 3, 13, 29, {{"one", 1}, {"two", 2}}, {1, 2, 3}, "baz", "foo"}));
}
SECTION("iota")
{
SECTION("int")
{
json json_arr = {0, 5, 2, 4, 10, 20, 30, 40, 50, 1};
std::iota(json_arr.begin(), json_arr.end(), 0);
CHECK(json_arr == json({0, 1, 2, 3, 4, 5, 6, 7, 8, 9}));
}
SECTION("double")
{
json json_arr = {0.5, 1.5, 1.3, 4.1, 10.2, 20.5, 30.6, 40.1, 50.22, 1.5};
std::iota(json_arr.begin(), json_arr.end(), 0.5);
CHECK(json_arr == json({0.5, 1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5}));
}
SECTION("char")
{
json json_arr = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', '0', '1'};
std::iota(json_arr.begin(), json_arr.end(), '0');
CHECK(json_arr == json({'0', '1', '2', '3', '4', '5', '6', '7', '8', '9'}));
}
}
SECTION("copy")
{
SECTION("copy without if")
{
json dest_arr;
const json source_arr = {1, 2, 3, 4};
std::copy(source_arr.begin(), source_arr.end(), std::back_inserter(dest_arr));
CHECK(dest_arr == source_arr);
}
SECTION("copy if")
{
json dest_arr;
const json source_arr = {0, 3, 6, 9, 12, 15, 20};
std::copy_if(source_arr.begin(), source_arr.end(), std::back_inserter(dest_arr), [](const json & _value)
{
return _value.get<int>() % 3 == 0;
});
CHECK(dest_arr == json({0, 3, 6, 9, 12, 15}));
}
SECTION("copy n")
{
const json source_arr = {0, 1, 2, 3, 4, 5, 6, 7};
json dest_arr;
const unsigned char numToCopy = 2;
std::copy_n(source_arr.begin(), numToCopy, std::back_inserter(dest_arr));
CHECK(dest_arr == json{0, 1});
}
SECTION("copy n chars")
{
const json source_arr = {'1', '2', '3', '4', '5', '6', '7'};
json dest_arr;
const unsigned char numToCopy = 4;
std::copy_n(source_arr.begin(), numToCopy, std::back_inserter(dest_arr));
CHECK(dest_arr == json{'1', '2', '3', '4'});
}
}
}