// LAF Base Library

// Copyright (C) 2024 Igara Studio S.A.

//

// This file is released under the terms of the MIT license.

// Read LICENSE.txt for more information.

#include <gtest/gtest.h>

#include "base/enum_flags.h"

#include "base/ints.h"

enum class U8 : uint8_t { A = 1, B = 2, C = 4 };

enum class U32 : uint32_t { A = 1, B = 256 };

LAF_ENUM_FLAGS(U8);

LAF_ENUM_FLAGS(U32);

TEST(EnumFlags, Uint8)

{

U8 a = {};

EXPECT_EQ(U8(0), a);

a |= U8::A;

EXPECT_EQ(U8::A, a);

a |= U8::B;

EXPECT_EQ(U8::A | U8::B, a);

EXPECT_EQ(U8::B, a & U8::B);

EXPECT_EQ(U8(0), a & U8::C);

EXPECT_EQ(U8::A | U8::B, a & (U8::A | U8::B));

a &= U8::B;

EXPECT_EQ(U8::B, a);

a ^= U8::C;

EXPECT_EQ(U8::B | U8::C, a);

}

TEST(EnumFlags, Conversion)

{

U32 a = U32::A | U32::B;

EXPECT_EQ(U32::A | U32::B, a);

EXPECT_EQ(uint32_t(U8::A), uint32_t(U32::A));

U8 b = U8(a);

EXPECT_EQ(U8::A, b); // U32::B is lost in uint8_t

}

int main(int argc, char** argv)

{

::testing::InitGoogleTest(&argc, argv);

return RUN_ALL_TESTS();

}