string.cpp

/*
    SPDX-License-Identifier: MIT
    Copyright © 2023-2024 Amebis
*/
 
#include "pch.hpp"
 
using namespace std;
#ifdef _WIN32
using namespace Microsoft::VisualStudio::CppUnitTestFramework;
#endif
 
namespace UnitTests
{
    TEST_CLASS(string)
    {
    public:
        TEST_METHOD(sprintf)
        {
            Assert::AreEqual(L"This is a test.", stdex::sprintf(L"This is %ls.", stdex::locale_default, L"a test").c_str());
            Assert::AreEqual<size_t>(15, stdex::sprintf(L"This is %ls.", stdex::locale_default, L"a test").size());
            Assert::AreEqual("This is a test.", stdex::sprintf("This is %s.", stdex::locale_default, "a test").c_str());
            Assert::AreEqual<size_t>(15, stdex::sprintf("This is %s.", stdex::locale_default, "a test").size());
 
            // swprintf functions return EILSEQ when %ls inserts contain emoji on Mac. 😢
            Assert::AreEqual(L"This is a tést.", stdex::sprintf(L"This is %ls.", stdex::locale_default, L"a tést").c_str());
            Assert::AreEqual("This is a 🐔Test🐮.", stdex::sprintf("This is %s.", stdex::locale_default, "a 🐔Test🐮").c_str());
 
            wstring wstr;
            std::string str;
            for (size_t i = 0; i < 2000; i++) {
                wstr += L"tést\r\n";
                str += "🐔Test🐮\r\n";
            }
            Assert::AreEqual(wstr.c_str(), stdex::sprintf(L"%ls", stdex::locale_default, wstr.data()).c_str());
            Assert::AreEqual(wstr.size(), stdex::sprintf(L"%ls", stdex::locale_default, wstr.data()).size());
            Assert::AreEqual(str.c_str(), stdex::sprintf("%s", stdex::locale_utf8, str.data()).c_str());
            Assert::AreEqual(str.size(), stdex::sprintf("%s", stdex::locale_utf8, str.data()).size());
        }
    };
}