/*
	SPDX-License-Identifier: MIT
	Copyright © 2023-2024 Amebis
*/

#include "pch.hpp"

using namespace std;
#ifdef _WIN32
using namespace Microsoft::VisualStudio::CppUnitTestFramework;
#endif
#if defined(__GNUC__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
#endif

namespace UnitTests
{
	void unicode::str2wstr()
	{
		Assert::AreEqual(
			L"This is a test.",
			stdex::str2wstr("This is a test.", stdex::charset_id::utf8).c_str());
		Assert::AreEqual(
			L"Th\u00ed\u0161 i\u22c5 a te\u0073\u0304t. 😀😅",
			stdex::str2wstr("Thíš i⋅ a tes̄t. 😀😅", stdex::charset_id::utf8).c_str());
		std::string src;
		std::wstring dst;
		for (size_t i = 0; i < 2000; i++) {
			src += "🐔Test🐮\r\n";
			dst += L"🐔Test🐮\r\n";
		}
		Assert::AreEqual(dst.c_str(), stdex::str2wstr(src, stdex::charset_id::utf8).c_str());
		Assert::AreEqual(
			L"",
			stdex::str2wstr("test", 0, stdex::charset_id::utf8).c_str());
		Assert::AreEqual(
			L"",
			stdex::str2wstr(nullptr, 0, stdex::charset_id::utf8).c_str());
	}

	void unicode::wstr2str()
	{
		Assert::AreEqual(
			"This is a test.",
			stdex::wstr2str(L"This is a test.", stdex::charset_id::utf8).c_str());
		Assert::AreEqual(
			"Th\xc3\xad\xc5\xa1 i\xe2\x8b\x85 a tes\xcc\x84t. \xf0\x9f\x98\x80\xf0\x9f\x98\x85",
			stdex::wstr2str(L"Thíš i⋅ a tes̄t. 😀😅", stdex::charset_id::utf8).c_str());
		std::wstring src;
		std::string dst;
		for (size_t i = 0; i < 2000; i++) {
			src += L"🐔Test🐮\r\n";
			dst += "🐔Test🐮\r\n";
		}
		Assert::AreEqual(dst.c_str(), stdex::wstr2str(src, stdex::charset_id::utf8).c_str());
		Assert::AreEqual(
			"",
			stdex::wstr2str(L"test", 0, stdex::charset_id::utf8).c_str());
		Assert::AreEqual(
			"",
			stdex::wstr2str(nullptr, 0, stdex::charset_id::utf8).c_str());
	}

	void unicode::charset_encoder()
	{
		stdex::charset_encoder<char, char> win1250_to_utf8(stdex::charset_id::windows1250, stdex::charset_id::utf8);

		Assert::AreEqual(
			"This is a test.",
			win1250_to_utf8.convert("This is a test.").c_str());
		Assert::AreEqual(
			"Thíš i· a teşt.",
			win1250_to_utf8.convert("Th\xed\x9a i\xb7 a te\xbat.").c_str());
		std::string src, dst;
		for (size_t i = 0; i < 1000; i++) {
			src += "V ko\x9eu\x9a\xe8ku zlobnega mizarja stopiclja fant in kli\xe8" "e 0123456789.\r\n";
			dst += "V kožuščku zlobnega mizarja stopiclja fant in kliče 0123456789.\r\n";
		}
		Assert::AreEqual(dst.c_str(), win1250_to_utf8.convert(src).c_str());
		Assert::AreEqual(
			"",
			win1250_to_utf8.convert("test", 0).c_str());
		Assert::AreEqual(
			"",
			win1250_to_utf8.convert(nullptr, 0).c_str());
	}

	void unicode::normalize()
	{
#ifdef _WIN32
		Assert::AreEqual(
			L"tést",
			stdex::normalize(L"tést").c_str());
		Assert::AreEqual(
			L"",
			stdex::normalize(nullptr, 0).c_str());
#endif
	}
}

#if defined(__GNUC__)
#pragma GCC diagnostic pop
#endif