bitsery/tests/serialization_ext_std_bitset.cpp

//MIT License
//
//Copyright (c) 2020 Mindaugas Vinkelis
//
//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,
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#include <bitsery/ext/std_bitset.h>
#include <bitsery/ext/value_range.h>

#include <gmock/gmock.h>
#include "serialization_test_utils.h"

using StdBitset = bitsery::ext::StdBitset;
using ValueRange = bitsery::ext::ValueRange<int>;

using testing::Eq;

TEST(SerializeExtensionStdBitset, BitsetSmallerThanULongLong) {
    SerializationContext ctx;

    std::bitset<31> data;
    data[2] = true;
    data[8] = true;
    data[15] = true;
    data[25] = true;
    data[30] = true;
    std::bitset<31> res;

    ctx.createSerializer().ext(data, StdBitset{});
    ctx.createDeserializer().ext(res, StdBitset{});
    EXPECT_THAT(res, Eq(data));
}

TEST(SerializeExtensionStdBitset, BitsetSmallerThanULongLong2) {
    SerializationContext ctx;

    std::bitset<9> data;
    data.set();
    std::bitset<9> res;

    ctx.createSerializer().ext(data, StdBitset{});
    ctx.createDeserializer().ext(res, StdBitset{});
    EXPECT_THAT(res, Eq(data));
}


TEST(SerializeExtensionStdBitset, BitsetLargerThanULongLong) {
    SerializationContext ctx;

    std::bitset<200> data;
    data[1] = true;
    data[31] = true;
    data[63] = true;
    data[100] = true;
    data[191] = true;
    std::bitset<200> res;

    ctx.createSerializer().ext(data, StdBitset{});
    ctx.createDeserializer().ext(res, StdBitset{});
    EXPECT_THAT(res, Eq(data));
}

TEST(SerializeExtensionStdBitset, BitsetSmallerThanULongLongBitPackingEnabled) {
    SerializationContext ctx;

    std::bitset<12> data;
    int other_data = 1001;
    data[2] = true;
    data[9] = true;
    std::bitset<12> res{};
    int other_res{};

    ctx.createSerializer().enableBitPacking([&data, &other_data](SerializationContext::TSerializerBPEnabled& sbp) {
        sbp.ext(data, StdBitset{});
        sbp.ext(other_data, ValueRange{1000,1015});
    });
    ctx.createDeserializer().enableBitPacking([&res, &other_res](SerializationContext::TDeserializerBPEnabled& dbp) {
        dbp.ext(res, StdBitset{});
        dbp.ext(other_res, ValueRange{1000,1015});
    });
    EXPECT_THAT(res, Eq(data));
    EXPECT_THAT(other_res, Eq(other_data));
    EXPECT_THAT(ctx.getBufferSize(), Eq(2));
}

TEST(SerializeExtensionStdBitset, BitsetLargerThanULongLongBitPackingEnabled) {
    SerializationContext ctx;

    std::bitset<204> data;
    int other_data = 1001;
    data[1] = true;
    data[100] = true;
    data[191] = true;
    std::bitset<204> res{};
    int other_res{};

    ctx.createSerializer().enableBitPacking([&data, &other_data](SerializationContext::TSerializerBPEnabled& sbp) {
        sbp.ext(data, StdBitset{});
        sbp.ext(other_data, ValueRange{1000,1015});
    });
    ctx.createDeserializer().enableBitPacking([&res, &other_res](SerializationContext::TDeserializerBPEnabled& dbp) {
        dbp.ext(res, StdBitset{});
        dbp.ext(other_res, ValueRange{1000,1015});
    });
    EXPECT_THAT(res, Eq(data));
    EXPECT_THAT(other_res, Eq(other_data));
    EXPECT_THAT(ctx.getBufferSize(), Eq(26));
}