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

using testing::Eq;

bool
SerializeDeserializeContainerSize(SerializationContext& ctx, const size_t size)
{
  std::vector<char> t1(size);
  auto& ser = ctx.createSerializer();
  ser.container(t1, size + 1, [](decltype(ser)&, char&) {});
  t1.clear();
  auto& des = ctx.createDeserializer();
  des.container(t1, size + 1, [](decltype(des)&, char&) {});
  return t1.size() == size;
}

TEST(SerializeSize, WhenLengthLessThan128Then1Byte)
{
  SerializationContext ctx1{};
  EXPECT_TRUE(SerializeDeserializeContainerSize(ctx1, 127));
  EXPECT_THAT(ctx1.getBufferSize(), Eq(1u));
  SerializationContext ctx2;
  EXPECT_TRUE(SerializeDeserializeContainerSize(ctx2, 128));
  EXPECT_THAT(ctx2.getBufferSize(), testing::Gt(1u));
}

TEST(SerializeSize, WhenLengthLessThan16384Then2Bytes)
{
  SerializationContext ctx1;
  EXPECT_TRUE(SerializeDeserializeContainerSize(ctx1, 16383));
  EXPECT_THAT(ctx1.getBufferSize(), Eq(2u));
  SerializationContext ctx2;
  EXPECT_TRUE(SerializeDeserializeContainerSize(ctx2, 16384));
  EXPECT_THAT(ctx2.getBufferSize(), testing::Gt(2u));
}

TEST(SerializeSize, WhenGreaterThan16383Then4Bytes)
{
  SerializationContext ctx1;
  EXPECT_TRUE(SerializeDeserializeContainerSize(ctx1, 16384));
  EXPECT_THAT(ctx1.getBufferSize(), Eq(4u));
  SerializationContext ctx2;
  EXPECT_TRUE(SerializeDeserializeContainerSize(ctx2, 66384));
  EXPECT_THAT(ctx2.getBufferSize(), Eq(4u));
}