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YYCCommonplace/testbench/yycc/flag_enum.cpp

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#include <gtest/gtest.h>
#include <yycc.hpp>
#include <yycc/flag_enum.hpp>
#include <yycc/rust/prelude.hpp>
#define FLAG_ENUM ::yycc::flag_enum
namespace yycctest::flag_enum {
enum class TestEnum : u8 {
Bit1 = 0b00000001,
Bit2 = 0b00000010,
Bit3 = 0b00000100,
Bit4 = 0b00001000,
Bit5 = 0b00010000,
Bit6 = 0b00100000,
Bit7 = 0b01000000,
Bit8 = 0b10000000,
Empty = 0b00000000,
InvBit8 = 0b01111111,
MergedBit247 = Bit2 + Bit4 + Bit7,
};
TEST(FlagEnum, Merge) {
EXPECT_EQ(FLAG_ENUM::merge(TestEnum::Bit2, TestEnum::Bit4, TestEnum::Bit7), TestEnum::MergedBit247);
}
TEST(FlagEnum, Invert) {
EXPECT_EQ(FLAG_ENUM::invert(TestEnum::Bit8), TestEnum::InvBit8);
}
TEST(FlagEnum, Mask) {
TestEnum src = FLAG_ENUM::merge(TestEnum::Bit2, TestEnum::Bit4);
TestEnum val;
val = src;
FLAG_ENUM::mask(val, TestEnum::Bit2);
EXPECT_EQ(val, TestEnum::Bit2);
val = src;
FLAG_ENUM::mask(val, TestEnum::Bit4);
EXPECT_EQ(val, TestEnum::Bit4);
val = src;
FLAG_ENUM::mask(val, TestEnum::Bit3);
EXPECT_EQ(val, TestEnum::Empty);
}
TEST(FlagEnum, Add) {
TestEnum val = TestEnum::Bit2;
FLAG_ENUM::add(val, TestEnum::Bit4, TestEnum::Bit7);
EXPECT_EQ(val, TestEnum::MergedBit247);
}
TEST(FlagEnum, Remove) {
TestEnum val = TestEnum::MergedBit247;
FLAG_ENUM::remove(val, TestEnum::Bit2, TestEnum::Bit7);
EXPECT_EQ(val, TestEnum::Bit4);
}
TEST(FlagEnum, Has) {
TestEnum val = TestEnum::MergedBit247;
EXPECT_TRUE(FLAG_ENUM::has(val, TestEnum::Bit2));
EXPECT_FALSE(FLAG_ENUM::has(val, TestEnum::Bit3));
EXPECT_TRUE(FLAG_ENUM::has(val, TestEnum::Bit4));
EXPECT_TRUE(FLAG_ENUM::has(val, TestEnum::Bit7));
}
TEST(FlagEnum, Boolean) {
EXPECT_FALSE(FLAG_ENUM::boolean(TestEnum::Empty));
EXPECT_TRUE(FLAG_ENUM::boolean(TestEnum::Bit1));
EXPECT_TRUE(FLAG_ENUM::boolean(TestEnum::InvBit8));
EXPECT_TRUE(FLAG_ENUM::boolean(TestEnum::MergedBit247));
}
}