File indexing completed on 2024-04-06 12:03:57
0001 #define CATCH_CONFIG_MAIN
0002 #include "catch.hpp"
0003
0004 #include "DataFormats/Common/interface/StdArray.h"
0005
0006 TEST_CASE("StdArray", "[StdArray]") {
0007 SECTION("Empty array") {
0008 edm::StdArray<int, 0> array;
0009 REQUIRE(array.empty());
0010 REQUIRE(array.begin() == array.end());
0011 REQUIRE(array.rbegin() == array.rend());
0012 for ([[maybe_unused]] auto element : array) {
0013 REQUIRE(false);
0014 }
0015 REQUIRE(std::data(array) == nullptr);
0016 REQUIRE(std::size(array) == 0);
0017 }
0018
0019 SECTION("Default constructor") {
0020 edm::StdArray<int, 4> array;
0021 REQUIRE(not array.empty());
0022 REQUIRE(array.size() == 4);
0023 REQUIRE(std::data(array) != nullptr);
0024 REQUIRE(std::size(array) != 0);
0025 }
0026
0027 SECTION("Aggregate constructor") {
0028 edm::StdArray<int, 4> array{{0, 1, 2, 3}};
0029 REQUIRE(not array.empty());
0030 REQUIRE(array.size() == 4);
0031 REQUIRE(array.front() == 0);
0032 REQUIRE(array.back() == 3);
0033 for (int i = 0; i < 4; ++i) {
0034 REQUIRE(array.at(i) == i);
0035 REQUIRE(array[i] == i);
0036 }
0037 REQUIRE(std::data(array) != nullptr);
0038 REQUIRE(std::size(array) != 0);
0039 }
0040
0041 SECTION("Copy constructor") {
0042 edm::StdArray<int, 4> array{{0, 1, 2, 3}};
0043 edm::StdArray<int, 4> other = array;
0044 for (int i = 0; i < 4; ++i) {
0045 REQUIRE(other[i] == i);
0046 }
0047 }
0048
0049 SECTION("Move constructor") {
0050 edm::StdArray<int, 4> array{{0, 1, 2, 3}};
0051 edm::StdArray<int, 4> other = std::move(array);
0052 for (int i = 0; i < 4; ++i) {
0053 REQUIRE(other[i] == i);
0054 }
0055 }
0056
0057 SECTION("Copy assignment") {
0058 edm::StdArray<int, 4> array{{0, 1, 2, 3}};
0059 edm::StdArray<int, 4> other;
0060 other = array;
0061 for (int i = 0; i < 4; ++i) {
0062 REQUIRE(other[i] == i);
0063 }
0064 }
0065
0066 SECTION("Move assignment") {
0067 edm::StdArray<int, 4> array{{0, 1, 2, 3}};
0068 edm::StdArray<int, 4> other;
0069 other = std::move(array);
0070 for (int i = 0; i < 4; ++i) {
0071 REQUIRE(other[i] == i);
0072 }
0073 }
0074
0075 SECTION("Assignment from std::array") {
0076 edm::StdArray<int, 4> array;
0077 std::array<int, 4> other{{0, 1, 2, 3}};
0078 array = other;
0079 for (int i = 0; i < 4; ++i) {
0080 REQUIRE(array[i] == i);
0081 }
0082 }
0083
0084 SECTION("Assignment to std::array") {
0085 edm::StdArray<int, 4> array{{0, 1, 2, 3}};
0086 std::array<int, 4> other = array;
0087 for (int i = 0; i < 4; ++i) {
0088 REQUIRE(other[i] == i);
0089 }
0090 }
0091 }
