yyc12345
8a604ee813
- rename flag_enum to cenum because it not only provide functions related to flag enum, but also make C++ enum used like C enum.
84 lines
2.2 KiB
C++
84 lines
2.2 KiB
C++
#include <gtest/gtest.h>
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#include <yycc.hpp>
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#include <yycc/cenum.hpp>
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#include <cinttypes>
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#include <yycc/prelude.hpp>
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#define CENUM ::yycc::cenum
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namespace yycctest::cenum {
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enum class TestEnum : u8 {
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Bit1 = 0b00000001,
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Bit2 = 0b00000010,
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Bit3 = 0b00000100,
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Bit4 = 0b00001000,
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Bit5 = 0b00010000,
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Bit6 = 0b00100000,
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Bit7 = 0b01000000,
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Bit8 = 0b10000000,
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Empty = 0b00000000,
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InvBit8 = 0b01111111,
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MergedBit247 = Bit2 + Bit4 + Bit7,
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};
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TEST(CEnum, Merge) {
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EXPECT_EQ(CENUM::merge(TestEnum::Bit2, TestEnum::Bit4, TestEnum::Bit7), TestEnum::MergedBit247);
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}
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TEST(CEnum, Invert) {
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EXPECT_EQ(CENUM::invert(TestEnum::Bit8), TestEnum::InvBit8);
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}
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TEST(CEnum, Mask) {
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TestEnum src = CENUM::merge(TestEnum::Bit2, TestEnum::Bit4);
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TestEnum val;
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val = src;
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CENUM::mask(val, TestEnum::Bit2);
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EXPECT_EQ(val, TestEnum::Bit2);
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val = src;
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CENUM::mask(val, TestEnum::Bit4);
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EXPECT_EQ(val, TestEnum::Bit4);
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val = src;
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CENUM::mask(val, TestEnum::Bit3);
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EXPECT_EQ(val, TestEnum::Empty);
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}
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TEST(CEnum, Add) {
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TestEnum val = TestEnum::Bit2;
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CENUM::add(val, TestEnum::Bit4, TestEnum::Bit7);
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EXPECT_EQ(val, TestEnum::MergedBit247);
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}
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TEST(CEnum, Remove) {
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TestEnum val = TestEnum::MergedBit247;
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CENUM::remove(val, TestEnum::Bit2, TestEnum::Bit7);
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EXPECT_EQ(val, TestEnum::Bit4);
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}
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TEST(CEnum, Has) {
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TestEnum val = TestEnum::MergedBit247;
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EXPECT_TRUE(CENUM::has(val, TestEnum::Bit2));
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EXPECT_FALSE(CENUM::has(val, TestEnum::Bit3));
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EXPECT_TRUE(CENUM::has(val, TestEnum::Bit4));
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EXPECT_TRUE(CENUM::has(val, TestEnum::Bit7));
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}
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TEST(CEnum, Boolean) {
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EXPECT_FALSE(CENUM::boolean(TestEnum::Empty));
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EXPECT_TRUE(CENUM::boolean(TestEnum::Bit1));
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EXPECT_TRUE(CENUM::boolean(TestEnum::InvBit8));
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EXPECT_TRUE(CENUM::boolean(TestEnum::MergedBit247));
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}
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TEST(CEnum, Integer) {
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EXPECT_EQ(CENUM::integer(TestEnum::Empty), UINT8_C(0));
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EXPECT_EQ(CENUM::integer(TestEnum::Bit1), UINT8_C(1));
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}
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}
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