Arbutils/tests/ConstStringTests.cpp

#ifdef TESTS_BUILD
#include <cstring>
#include <unordered_map>
#include "../extern/catch.hpp"
#include "../src/ConstString.hpp"

TEST_CASE("Use const string in unordered_map", "[Utilities]") {
    std::unordered_map<Arbutils::ConstString, int32_t> map;
    map.insert({"foo"_c, 1});
    map.insert({"bar"_c, 5});

    CHECK(map["bar"_c] == 5);
    CHECK(map["foo"_c] == 1);
}

TEST_CASE("Use const string in switch case", "[Utilities]") {
    auto val = Arbutils::ConstString("foobar");
    switch (val) {
        case "foo"_c: FAIL(); break;
        case "bar"_c: FAIL(); break;
        case "foobar"_c: SUCCEED(); break;
        default: FAIL(); break;
    }
}

TEST_CASE("Use insensitive const string in unordered_map", "[Utilities]") {
    std::unordered_map<Arbutils::CaseInsensitiveConstString, int32_t> map;
    map.insert({"foO"_cnc, 1});
    map.insert({"bAR"_cnc, 5});

    CHECK(map["bar"_cnc] == 5);
    CHECK(map["foo"_cnc] == 1);
}

TEST_CASE("Use case insensitive const string in switch case", "[Utilities]") {
    auto val = Arbutils::CaseInsensitiveConstString("foobar");
    switch (val) {
        case "foo"_cnc: FAIL(); break;
        case "bar"_cnc: FAIL(); break;
        case "FOObAr"_cnc: SUCCEED(); break;
        default: FAIL(); break;
    }
}

#ifndef WINDOWS
__attribute__((optnone))
#endif
static Arbutils::CaseInsensitiveConstString
TestCreateConstString() {
    char originalVal[7];
    originalVal[0] = 'f';
    originalVal[1] = 'o';
    originalVal[2] = 'o';
    originalVal[3] = 'b';
    originalVal[4] = 'a';
    originalVal[5] = 'r';
    originalVal[6] = '\0';
    return Arbutils::CaseInsensitiveConstString(originalVal);
}

TEST_CASE("Out of scope char* doesn't lose reference", "[Utilities]") {
    Arbutils::CaseInsensitiveConstString val = TestCreateConstString();
    INFO(val.c_str());
    REQUIRE(strcmp(val.c_str(), "foobar") == 0);
}

TEST_CASE("Literal conststring to non literal, then use", "[Utilities]") {
    Arbutils::CaseInsensitiveConstString val;
    { val = "foobar"_cnc; }
    INFO(val.c_str());
    REQUIRE(strcmp(val.c_str(), "foobar") == 0);
}

#endif