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bitsery/tests/serialization_container.cpp
2018-08-20 13:10:10 +03:00

267 lines
8.9 KiB
C++

//MIT License
//
//Copyright (c) 2017 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,
//OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
//SOFTWARE.
#include <bitsery/traits/array.h>
#include <bitsery/traits/list.h>
#include <bitsery/traits/deque.h>
#include <bitsery/traits/forward_list.h>
#include <gmock/gmock.h>
#include "serialization_test_utils.h"
using testing::ContainerEq;
using testing::Eq;
/*
* overload to get container of types
*/
template<typename Container>
Container getFilledContainer() {
return {1, 2, 3, 4, 5, 78, 456, 8, 54};
}
template<>
std::vector<MyStruct1> getFilledContainer<std::vector<MyStruct1>>() {
return {
{0, 1},
{2, 3},
{4, 5},
{6, 7},
{8, 9},
{11, 34},
{5134, 1532}
};
}
template<>
std::list<MyStruct2> getFilledContainer<std::list<MyStruct2>>() {
return {
{MyStruct2::V1, {0, 1}},
{MyStruct2::V3, {-45, 45}}
};
}
/*
* start testing session
*/
template<typename T>
class SerializeContainerDynamicSizeArthmeticTypes : public testing::Test {
public:
using TContainer = T;
using TValue = typename T::value_type;
const TContainer src = getFilledContainer<TContainer>();
TContainer res{};
size_t getExpectedBufSize(const SerializationContext &ctx) const {
auto size = bitsery::traits::ContainerTraits<TContainer>::size(src);
return ctx.containerSizeSerializedBytesCount(size) + size * sizeof(TValue);
}
};
//std::forward_list is not supported, because it doesn't have size() method
using SequenceContainersWithArthmeticTypes = ::testing::Types<
std::vector<int>,
std::list<float>,
std::forward_list<int>,
std::deque<unsigned short>>;
TYPED_TEST_CASE(SerializeContainerDynamicSizeArthmeticTypes, SequenceContainersWithArthmeticTypes);
TYPED_TEST(SerializeContainerDynamicSizeArthmeticTypes, Values) {
SerializationContext ctx{};
using TValue = typename TestFixture::TValue;
ctx.createSerializer().container<sizeof(TValue)>(this->src, 1000);
ctx.createDeserializer().container<sizeof(TValue)>(this->res, 1000);
EXPECT_THAT(ctx.getBufferSize(), Eq(this->getExpectedBufSize(ctx)));
EXPECT_THAT(this->res, ContainerEq(this->src));
}
TYPED_TEST(SerializeContainerDynamicSizeArthmeticTypes, CustomFunctionIncrements) {
SerializationContext ctx{};
using TValue = typename TestFixture::TValue;
auto& ser = ctx.createSerializer();
ser.container(this->src, 1000, [&ser](TValue& v) {
ser.template value<sizeof(v)>(v);
});
auto& des = ctx.createDeserializer();
des.container(this->res, 1000, [&des](TValue &v) {
des.template value<sizeof(v)>(v);
//increment by 1 after reading
v++;
});
//decrement result by 1, before comparing for eq
for (auto &v:this->res)
v -= 1;
EXPECT_THAT(ctx.getBufferSize(), Eq(this->getExpectedBufSize(ctx)));
EXPECT_THAT(this->res, ContainerEq(this->src));
}
template<typename T>
class SerializeContainerDynamicSizeCompositeTypes : public testing::Test {
public:
using TContainer = T;
using TValue = typename T::value_type;
const TContainer src = getFilledContainer<TContainer>();
TContainer res{};
size_t getExpectedBufSize(const SerializationContext &ctx) const {
return ctx.containerSizeSerializedBytesCount(src.size()) + src.size() * TValue::SIZE;
}
};
using SerializeContainerDynamicSizeWithCompositeTypes = ::testing::Types<
std::vector<MyStruct1>,
std::list<MyStruct2>>;
TYPED_TEST_CASE(SerializeContainerDynamicSizeCompositeTypes, SerializeContainerDynamicSizeWithCompositeTypes);
TYPED_TEST(SerializeContainerDynamicSizeCompositeTypes, DefaultSerializeFunction) {
SerializationContext ctx{};
ctx.createSerializer().container(this->src, 1000);
ctx.createDeserializer().container(this->res, 1000);
EXPECT_THAT(ctx.getBufferSize(), Eq(this->getExpectedBufSize(ctx)));
EXPECT_THAT(this->res, ContainerEq(this->src));
}
TYPED_TEST(SerializeContainerDynamicSizeCompositeTypes, CustomFunctionThatDoNothing) {
SerializationContext ctx{};
using TValue = typename TestFixture::TValue;
auto emptyFnc = [](TValue &) {};
ctx.createSerializer().container(this->src, 1000, emptyFnc);
ctx.createDeserializer().container(this->res, 1000, emptyFnc);
EXPECT_THAT(ctx.getBufferSize(), Eq(ctx.containerSizeSerializedBytesCount(this->src.size())));
}
template<typename T>
class SerializeContainerFixedSizeArithmeticTypes : public testing::Test {
public:
using TContainer = T;
size_t getContainerSize() {
T tmp{};
return static_cast<size_t>(std::distance(std::begin(tmp), std::end(tmp)));
}
};
using StaticContainersWithIntegralTypes = ::testing::Types<
std::array<int16_t, 4>,
int16_t[4]>;
TYPED_TEST_CASE(SerializeContainerFixedSizeArithmeticTypes, StaticContainersWithIntegralTypes);
TYPED_TEST(SerializeContainerFixedSizeArithmeticTypes, ArithmeticValues) {
using Container = typename TestFixture::TContainer;
Container src{5, 9, 15, -459};
Container res{};
SerializationContext ctx;
ctx.createSerializer().container<2>(src);
ctx.createDeserializer().container<2>(res);
EXPECT_THAT(ctx.getBufferSize(), Eq(this->getContainerSize() * 2));
EXPECT_THAT(res, ContainerEq(src));
}
template<typename T>
class SerializeContainerFixedSizeCompositeTypes : public SerializeContainerFixedSizeArithmeticTypes<T> {
};
using StaticContainersWithCompositeTypes = ::testing::Types<
std::array<MyStruct1, 4>, MyStruct1[4]>;
TYPED_TEST_CASE(SerializeContainerFixedSizeCompositeTypes, StaticContainersWithCompositeTypes);
TYPED_TEST(SerializeContainerFixedSizeCompositeTypes, DefaultSerializationFunction) {
using Container = typename TestFixture::TContainer;
Container src{MyStruct1{0, 1}, MyStruct1{8, 9}, MyStruct1{11, 34}, MyStruct1{5134, 1532}};
Container res{};
SerializationContext ctx{};
ctx.createSerializer().container(src);
ctx.createDeserializer().container(res);
EXPECT_THAT(ctx.getBufferSize(), Eq(this->getContainerSize() * MyStruct1::SIZE));
EXPECT_THAT(res, ContainerEq(src));
}
TYPED_TEST(SerializeContainerFixedSizeCompositeTypes, CustomFunctionThatSerializesAnEmptyByteEveryElement) {
using Container = typename TestFixture::TContainer;
Container src{MyStruct1{0, 1}, MyStruct1{2, 3}, MyStruct1{4, 5}, MyStruct1{5134, 1532}};
Container res{};
using TValue = decltype(*std::begin(res));
SerializationContext ctx{};
auto& ser = ctx.createSerializer();
ser.container(src, [&ser](TValue &v) {
char tmp{};
ser.object(v);
ser.value1b(tmp);
});
auto& des = ctx.createDeserializer();
des.container(res, [&des](TValue &v) {
char tmp{};
des.object(v);
des.value1b(tmp);
});
EXPECT_THAT(ctx.getBufferSize(), Eq(this->getContainerSize() * (MyStruct1::SIZE + sizeof(char))));
EXPECT_THAT(res, ContainerEq(src));
}
class SerializeContainer : public ::testing::TestWithParam<size_t> {
};
TEST_P(SerializeContainer, SizeHasVariableLength) {
SerializationContext ctx{};
auto emptyFnc = [](uint8_t &) {};
std::vector<uint8_t > src(GetParam());
std::vector<uint8_t > res{};
ctx.createSerializer().container(src, std::numeric_limits<size_t>::max(), emptyFnc);
ctx.createDeserializer().container(res, std::numeric_limits<size_t>::max(), emptyFnc);
EXPECT_THAT(res.size(), Eq(src.size()));
EXPECT_THAT(ctx.getBufferSize(), Eq(ctx.containerSizeSerializedBytesCount(src.size())));
}
INSTANTIATE_TEST_CASE_P(LargeContainerSize, SerializeContainer, ::testing::Values(0x01, 0x80, 0x4000));