// sol3

// The MIT License (MIT)

// Copyright (c) 2013-2020 Rapptz, ThePhD and contributors

// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
// the Software, and to permit persons to whom the Software is furnished to do so,
// subject to the following conditions:

// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

#include "sol_test.hpp"

#include <catch.hpp>

#include <iostream>

struct test { };
template <typename T>
struct test_t { };

namespace muh_namespace {
	struct ns_test { };

	namespace {
		struct ns_anon_test { };
	} // namespace
} // namespace muh_namespace

TEST_CASE("stack/strings", "test that strings can be roundtripped") {
	sol::state lua;
	sol::stack_guard luasg(lua);

	static const char utf8str[]
	     = "\xF0\x9F\x8D\x8C\x20\xE6\x99\xA5\x20\x46\x6F\x6F\x20\xC2\xA9\x20\x62\x61\x72\x20\xF0\x9D\x8C\x86\x20\x62\x61\x7A\x20\xE2\x98\x83\x20\x71\x75\x78";
	static const char16_t utf16str[] = { 0xD83C,
		0xDF4C,
		0x20,
		0x6665,
		0x20,
		0x46,
		0x6F,
		0x6F,
		0x20,
		0xA9,
		0x20,
		0x62,
		0x61,
		0x72,
		0x20,
		0xD834,
		0xDF06,
		0x20,
		0x62,
		0x61,
		0x7A,
		0x20,
		0x2603,
		0x20,
		0x71,
		0x75,
		0x78,
		0x00 };
	static const char32_t utf32str[] = { 0x1F34C,
		0x0020,
		0x6665,
		0x0020,
		0x0046,
		0x006F,
		0x006F,
		0x0020,
		0x00A9,
		0x0020,
		0x0062,
		0x0061,
		0x0072,
		0x0020,
		0x1D306,
		0x0020,
		0x0062,
		0x0061,
		0x007A,
		0x0020,
		0x2603,
		0x0020,
		0x0071,
		0x0075,
		0x0078,
		0x00 };
#ifdef _WIN32
	INFO("win32 widestr");
	static const wchar_t widestr[] = { 0xD83C,
		0xDF4C,
		0x20,
		0x6665,
		0x20,
		0x46,
		0x6F,
		0x6F,
		0x20,
		0xA9,
		0x20,
		0x62,
		0x61,
		0x72,
		0x20,
		0xD834,
		0xDF06,
		0x20,
		0x62,
		0x61,
		0x7A,
		0x20,
		0x2603,
		0x20,
		0x71,
		0x75,
		0x78,
		0x00 };
#else
	INFO("non-windows widestr");
	static const wchar_t widestr[] = { 0x1F34C,
		0x0020,
		0x6665,
		0x0020,
		0x0046,
		0x006F,
		0x006F,
		0x0020,
		0x00A9,
		0x0020,
		0x0062,
		0x0061,
		0x0072,
		0x0020,
		0x1D306,
		0x0020,
		0x0062,
		0x0061,
		0x007A,
		0x0020,
		0x2603,
		0x0020,
		0x0071,
		0x0075,
		0x0078,
		0x00 };
#endif
	static const std::string utf8str_s = utf8str;
	static const std::u16string utf16str_s = utf16str;
	static const std::u32string utf32str_s = utf32str;
	static const std::wstring widestr_s = widestr;

	INFO("sizeof(wchar_t): " << sizeof(wchar_t));
	INFO("sizeof(char16_t): " << sizeof(char16_t));
	INFO("sizeof(char32_t): " << sizeof(char32_t));
	INFO("utf8str: " << utf8str);
	INFO("utf8str_s: " << utf8str_s);

	lua["utf8"] = utf8str;
	lua["utf16"] = utf16str;
	lua["utf32"] = utf32str;
	lua["wide"] = widestr;

	SECTION("to_utf8") {
		std::string utf8_to_utf8 = lua["utf8"];
		std::string utf16_to_utf8 = lua["utf16"];
		std::string utf32_to_utf8 = lua["utf32"];
		std::string wide_to_utf8 = lua["wide"];

		REQUIRE(utf8_to_utf8 == utf8str_s);
		REQUIRE(utf16_to_utf8 == utf8str_s);
		REQUIRE(utf32_to_utf8 == utf8str_s);
		REQUIRE(wide_to_utf8 == utf8str_s);
	}
	SECTION("to_wide") {
		std::wstring utf8_to_wide = lua["utf8"];
		std::wstring utf16_to_wide = lua["utf16"];
		std::wstring utf32_to_wide = lua["utf32"];
		std::wstring wide_to_wide = lua["wide"];

		REQUIRE(utf8_to_wide == widestr_s);
		REQUIRE(utf16_to_wide == widestr_s);
		REQUIRE(utf32_to_wide == widestr_s);
		REQUIRE(wide_to_wide == widestr_s);
	}
	SECTION("to_utf16") {
		std::u16string utf8_to_utf16 = lua["utf8"];
		std::u16string utf16_to_utf16 = lua["utf16"];
		std::u16string utf32_to_utf16 = lua["utf32"];
		std::u16string wide_to_utf16 = lua["wide"];

		REQUIRE(utf8_to_utf16 == utf16str_s);
		REQUIRE(utf16_to_utf16 == utf16str_s);
		REQUIRE(utf32_to_utf16 == utf16str_s);
		REQUIRE(wide_to_utf16 == utf16str_s);
	}
	SECTION("to_utf32") {
		std::u32string utf8_to_utf32 = lua["utf8"];
		std::u32string utf16_to_utf32 = lua["utf16"];
		std::u32string utf32_to_utf32 = lua["utf32"];
		std::u32string wide_to_utf32 = lua["wide"];

		REQUIRE(utf8_to_utf32 == utf32str_s);
		REQUIRE(utf16_to_utf32 == utf32str_s);
		REQUIRE(utf32_to_utf32 == utf32str_s);
		REQUIRE(wide_to_utf32 == utf32str_s);
	}
	SECTION("to_char32_t") {
		char32_t utf8_to_char32 = lua["utf8"];
		char32_t utf16_to_char32 = lua["utf16"];
		char32_t utf32_to_char32 = lua["utf32"];
		char32_t wide_to_char32 = lua["wide"];

		REQUIRE(utf8_to_char32 == utf32str[0]);
		REQUIRE(utf16_to_char32 == utf32str[0]);
		REQUIRE(utf32_to_char32 == utf32str[0]);
		REQUIRE(wide_to_char32 == utf32str[0]);
	}
	SECTION("to_char16_t") {
		char16_t utf8_to_char16 = lua["utf8"];
		char16_t utf16_to_char16 = lua["utf16"];
		char16_t utf32_to_char16 = lua["utf32"];
		char16_t wide_to_char16 = lua["wide"];

		REQUIRE(utf8_to_char16 == utf16str[0]);
		REQUIRE(utf16_to_char16 == utf16str[0]);
		REQUIRE(utf32_to_char16 == utf16str[0]);
		REQUIRE(wide_to_char16 == utf16str[0]);
	}
	SECTION("to_char") {
		char utf8_to_char = lua["utf8"].get<char>();
		char utf16_to_char = lua["utf16"].get<char>();
		char utf32_to_char = lua["utf32"].get<char>();
		char wide_to_char = lua["wide"].get<char>();

		REQUIRE(utf8_to_char == utf8str[0]);
		REQUIRE(utf16_to_char == utf8str[0]);
		REQUIRE(utf32_to_char == utf8str[0]);
		REQUIRE(wide_to_char == utf8str[0]);
	}
}

TEST_CASE("detail/demangling", "test some basic demangling cases") {
	std::string teststr = sol::detail::short_demangle<test>();
	std::string nsteststr = sol::detail::short_demangle<muh_namespace::ns_test>();
	std::string nsateststr = sol::detail::short_demangle<muh_namespace::ns_anon_test>();

	REQUIRE(teststr == "test");
	REQUIRE(nsteststr == "ns_test");
	REQUIRE(nsateststr == "ns_anon_test");
}

TEST_CASE("object/string-pushers", "test some basic string pushers with in_place constructor") {
	sol::state lua;

	sol::object ocs(lua, sol::in_place, "bark\0bark", 9u);
	sol::object os(lua, sol::in_place_type<std::string>, std::string("bark\0bark", 9), 8u);
	sol::object osv(lua, sol::in_place_type<sol::string_view>, sol::string_view("woofwoof", 8), 8u);
	bool test1 = ocs.as<std::string>() == std::string("bark\0bark", 9);
	bool test2 = os.as<std::string>() == std::string("bark\0bar", 8);
	bool test3 = osv.as<std::string>() == std::string("woofwoof", 8);
	REQUIRE(ocs.get_type() == sol::type::string);
	REQUIRE(ocs.is<std::string>());
	REQUIRE(ocs.is<sol::string_view>());

	REQUIRE(os.get_type() == sol::type::string);
	REQUIRE(os.is<std::string>());
	REQUIRE(os.is<sol::string_view>());

	REQUIRE(osv.get_type() == sol::type::string);
	REQUIRE(osv.is<std::string>());
	REQUIRE(osv.is<sol::string_view>());

	REQUIRE(test1);
	REQUIRE(test2);
	REQUIRE(test3);
}

TEST_CASE("strings/non const c strings", "push non const qualified c strings as strings") {
	sol::state lua;

	char cbark[] = "bark";
	char* bark = cbark;
	lua["bark"] = bark;
	sol::type t = lua["bark"].get_type();
	std::string lbark = lua["bark"];

	REQUIRE((t == sol::type::string));
	REQUIRE((bark == std::string("bark")));
}