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#define CATCH_CONFIG_MAIN
#include "catch.hpp"
#include "DataFormats/Common/interface/StdArray.h"
TEST_CASE("StdArray", "[StdArray]") {
SECTION("Empty array") {
edm::StdArray<int, 0> array;
REQUIRE(array.empty());
REQUIRE(array.begin() == array.end());
REQUIRE(array.rbegin() == array.rend());
for ([[maybe_unused]] auto element : array) {
REQUIRE(false);
}
REQUIRE(std::data(array) == nullptr);
REQUIRE(std::size(array) == 0);
}
SECTION("Default constructor") {
edm::StdArray<int, 4> array;
REQUIRE(not array.empty());
REQUIRE(array.size() == 4);
REQUIRE(std::data(array) != nullptr);
REQUIRE(std::size(array) != 0);
}
SECTION("Aggregate constructor") {
edm::StdArray<int, 4> array{{0, 1, 2, 3}};
REQUIRE(not array.empty());
REQUIRE(array.size() == 4);
REQUIRE(array.front() == 0);
REQUIRE(array.back() == 3);
for (int i = 0; i < 4; ++i) {
REQUIRE(array.at(i) == i);
REQUIRE(array[i] == i);
}
REQUIRE(std::data(array) != nullptr);
REQUIRE(std::size(array) != 0);
}
SECTION("Copy constructor") {
edm::StdArray<int, 4> array{{0, 1, 2, 3}};
edm::StdArray<int, 4> other = array;
for (int i = 0; i < 4; ++i) {
REQUIRE(other[i] == i);
}
}
SECTION("Move constructor") {
edm::StdArray<int, 4> array{{0, 1, 2, 3}};
edm::StdArray<int, 4> other = std::move(array);
for (int i = 0; i < 4; ++i) {
REQUIRE(other[i] == i);
}
}
SECTION("Copy assignment") {
edm::StdArray<int, 4> array{{0, 1, 2, 3}};
edm::StdArray<int, 4> other;
other = array;
for (int i = 0; i < 4; ++i) {
REQUIRE(other[i] == i);
}
}
SECTION("Move assignment") {
edm::StdArray<int, 4> array{{0, 1, 2, 3}};
edm::StdArray<int, 4> other;
other = std::move(array);
for (int i = 0; i < 4; ++i) {
REQUIRE(other[i] == i);
}
}
SECTION("Assignment from std::array") {
edm::StdArray<int, 4> array;
std::array<int, 4> other{{0, 1, 2, 3}};
array = other;
for (int i = 0; i < 4; ++i) {
REQUIRE(array[i] == i);
}
}
SECTION("Assignment to std::array") {
edm::StdArray<int, 4> array{{0, 1, 2, 3}};
std::array<int, 4> other = array;
for (int i = 0; i < 4; ++i) {
REQUIRE(other[i] == i);
}
}
}
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