etl/test/test_vector.cpp

/******************************************************************************
The MIT License(MIT)

Embedded Template Library.
https://github.com/ETLCPP/etl
https://www.etlcpp.com

Copyright(c) 2014 John Wellbelove

Permission is hereby granted, free of charge, to any person obtaining a copy
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******************************************************************************/

#include "unit_test_framework.h"

#include <algorithm>
#include <array>
#include <cstring>
#include <vector>

#include "etl/vector.h"

namespace
{
  SUITE(test_vector)
  {
    static const size_t SIZE = 10;

    typedef etl::vector<int, SIZE> Data;
    typedef etl::ivector<int>      IData;
    typedef std::vector<int>       Compare_Data;

    Compare_Data initial_data;
    Compare_Data less_data;
    Compare_Data greater_data;
    Compare_Data shorter_data;
    Compare_Data different_data;
    Compare_Data insert_data;
    Compare_Data blank_data;
    Compare_Data swap_data;
    Compare_Data swap_other_data;

    //*************************************************************************
    struct SetupFixture
    {
      SetupFixture()
      {
        int n[]            = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
        int n_insert[]     = {11, 12, 13};
        int n_less[]       = {0, 1, 2, 3, 3, 5, 6, 7, 8, 9};
        int n_greater[]    = {0, 1, 2, 4, 4, 5, 6, 7, 8, 9};
        int n_blank[]      = {99, 99, 99, 99, 99, 99, 99, 99, 99, 99};
        int n_swap[]       = {0, 1, 2, 3, 4, 5};
        int n_swap_other[] = {6, 7, 8, 9};

        initial_data.assign(std::begin(n), std::end(n));
        insert_data.assign(std::begin(n_insert), std::end(n_insert));
        less_data.assign(std::begin(n_less), std::end(n_less));
        greater_data.assign(std::begin(n_greater), std::end(n_greater));
        shorter_data.assign(std::begin(n_greater), std::end(n_greater) - 1);
        different_data.assign(initial_data.rbegin(), initial_data.rend());
        blank_data.assign(std::begin(n_blank), std::end(n_blank));
        swap_data.assign(std::begin(n_swap), std::end(n_swap));
        swap_other_data.assign(std::begin(n_swap_other), std::end(n_swap_other));
      }
    };

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_default_constructor)
    {
      Data data;

      CHECK_EQUAL(data.size(), size_t(0));
      CHECK(data.empty());
      CHECK_EQUAL(data.capacity(), SIZE);
      CHECK_EQUAL(data.max_size(), SIZE);
      CHECK(data.begin() == data.end());
    }

#if ETL_USING_CPP17 && ETL_HAS_INITIALIZER_LIST && !defined(ETL_TEMPLATE_DEDUCTION_GUIDE_TESTS_DISABLED)
    //*************************************************************************
    TEST(test_cpp17_deduced_constructor)
    {
      etl::vector           data{0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
      etl::vector<int, 10U> check = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};

      CHECK(!data.empty());
      CHECK(data.full());
      CHECK(data.begin() != data.end());
      CHECK_EQUAL(0U, data.available());
      CHECK_EQUAL(10U, data.capacity());
      CHECK_EQUAL(10U, data.size());
      CHECK_EQUAL(10U, data.max_size());
      CHECK(data == check);
    }
#endif

    //*************************************************************************
    TEST(test_iterator_comparison_empty)
    {
      Data data;

      CHECK(data.begin() == data.end());
      CHECK(data.cbegin() == data.cend());
      CHECK(data.rbegin() == data.rend());
      CHECK(data.crbegin() == data.crend());
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_constructor_size)
    {
      const size_t INITIAL_SIZE = 5;
      Data         data(INITIAL_SIZE);

      CHECK(data.size() == INITIAL_SIZE);
      CHECK(!data.empty());
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_constructor_size_value)
    {
      const size_t INITIAL_SIZE  = 5;
      const int    INITIAL_VALUE = 1;

      std::array<int, INITIAL_SIZE> compare_data;
      compare_data.fill(INITIAL_VALUE);

      Data data(INITIAL_SIZE, INITIAL_VALUE);

      CHECK(data.size() == INITIAL_SIZE);
      CHECK(!data.empty());

      bool is_equal = std::equal(data.begin(), data.end(), compare_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_constructor_size_excess)
    {
      CHECK_THROW(Data data(SIZE + 1), etl::vector_full);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_constructor_range)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());

      Data data(compare_data.begin(), compare_data.end());

      CHECK(data.size() == SIZE);
      CHECK(!data.empty());
    }

#if ETL_HAS_INITIALIZER_LIST
    //*************************************************************************
    TEST(test_constructor_initializer_list)
    {
      Compare_Data compare_data = {0, 1, 2, 3};
      Data         data         = {0, 1, 2, 3};

      CHECK_EQUAL(compare_data.size(), data.size());
      CHECK(std::equal(compare_data.begin(), compare_data.end(), data.begin()));
    }
#endif

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_copy_constructor)
    {
      Data data(initial_data.begin(), initial_data.end());
      Data data2(data);
      CHECK(data2 == data);

      data2[2] = -1;
      CHECK(data2 != data);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_move_constructor)
    {
      Data data(initial_data.begin(), initial_data.end());
      Data data2(std::move(data));
      CHECK(data.size() == 0);
      CHECK(data2.size() == initial_data.size());
      CHECK(data2 != data);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_assignment)
    {
      Data data(initial_data.begin(), initial_data.end());
      Data other_data;

      other_data = data;

      bool is_equal = std::equal(data.begin(), data.end(), other_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_move_assignment)
    {
      Data data(initial_data.begin(), initial_data.end());
      Data other_data;
      other_data.push_back(1);

      other_data = std::move(data);

      CHECK(data.size() == 0);
      CHECK(other_data.size() == initial_data.size());
      CHECK(data != other_data);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_assignment_iterface)
    {
      Data data1(initial_data.begin(), initial_data.end());
      Data data2;

      IData& idata1 = data1;
      IData& idata2 = data2;

      idata2 = idata1;

      bool is_equal = std::equal(data1.begin(), data1.end(), data2.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_self_assignment)
    {
      Data data(initial_data.begin(), initial_data.end());
      Data other_data(data);

#include "etl/private/diagnostic_self_assign_overloaded_push.h"
      other_data = other_data;
#include "etl/private/diagnostic_pop.h"

      bool is_equal = std::equal(data.begin(), data.end(), other_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_begin)
    {
      Data       data(10);
      const Data constData(10);

      CHECK_EQUAL(&data[0], data.begin());
      CHECK_EQUAL(&constData[0], constData.begin());
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_end)
    {
      Data       data(10);
      const Data constData(10);

      CHECK_EQUAL(data.begin() + data.size(), data.end());
      CHECK_EQUAL(constData.begin() + constData.size(), constData.end());
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_resize_up)
    {
      const size_t INITIAL_SIZE = 5;
      const size_t NEW_SIZE     = 8;

      Data data(INITIAL_SIZE);
      data.resize(NEW_SIZE);

      CHECK_EQUAL(data.size(), NEW_SIZE);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_resize_up_value)
    {
      const size_t INITIAL_SIZE  = 5;
      const size_t NEW_SIZE      = 8;
      const int    INITIAL_VALUE = 1;

      Data data(INITIAL_SIZE, INITIAL_VALUE);
      data.resize(NEW_SIZE, INITIAL_VALUE);

      std::array<int, NEW_SIZE> compare_data;
      compare_data.fill(INITIAL_VALUE);

      CHECK_EQUAL(compare_data.size(), data.size());

      bool is_equal = std::equal(data.begin(), data.end(), compare_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_resize_excess)
    {
      const size_t INITIAL_SIZE = 5;
      const size_t NEW_SIZE     = SIZE + 1;

      Data data(INITIAL_SIZE);

      CHECK_THROW(data.resize(NEW_SIZE), etl::vector_full);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_resize_down)
    {
      const size_t INITIAL_SIZE = 5;
      const size_t NEW_SIZE     = 2;

      Data data(INITIAL_SIZE);
      data.resize(NEW_SIZE);

      CHECK_EQUAL(data.size(), NEW_SIZE);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_resize_down_value)
    {
      const size_t INITIAL_SIZE  = 5;
      const size_t NEW_SIZE      = 2;
      const int    INITIAL_VALUE = 1;

      Data data(INITIAL_SIZE);
      data.resize(NEW_SIZE, INITIAL_VALUE);

      CHECK_EQUAL(data.size(), NEW_SIZE);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_uninitialized_resize_up)
    {
      const size_t INITIAL_SIZE = 5;
      const size_t NEW_SIZE     = 8;

      Data data(INITIAL_SIZE);

      int* pbegin = &data.front();
      int* pend   = &data.back() + 1;
      int* pmax   = pbegin + data.max_size();

      constexpr int Pattern = 0x12345678UL;

      // Fill free space with a pattern.
      std::fill(pend, pmax, Pattern);

      data.uninitialized_resize(NEW_SIZE);

      for (int* p = pbegin; p != pend; ++p)
      {
        CHECK_EQUAL(*p, 0);
      }

      for (int* p = pend; p != pmax; ++p)
      {
        CHECK_EQUAL(*p, Pattern);
      }

      CHECK_EQUAL(data.size(), NEW_SIZE);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_uninitialized_resize_up_excess)
    {
      const size_t INITIAL_SIZE = 5;
      const size_t NEW_SIZE     = SIZE + 1;

      Data data(INITIAL_SIZE);

      CHECK_THROW(data.uninitialized_resize(NEW_SIZE), etl::vector_full);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_uninitialized_resize_down)
    {
      const size_t INITIAL_SIZE = 5;
      const size_t NEW_SIZE     = 2;

      Data data(INITIAL_SIZE);

      int* pbegin = &data.front();
      int* pend   = &data.back() + 1;
      int* pmax   = pbegin + data.max_size();

      constexpr int Pattern = 0x12345678UL;

      // Fill free space with a pattern.
      std::fill(pend, pmax, Pattern);

      data.uninitialized_resize(NEW_SIZE);

      pend = &data.back() + 1;

      for (int* p = pbegin; p < pend; ++p)
      {
        CHECK_EQUAL(*p, 0);
      }

      CHECK_EQUAL(data.size(), NEW_SIZE);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_reserve)
    {
      Data data;

      CHECK_NO_THROW(data.reserve(data.max_size()));
      CHECK_THROW(data.reserve(data.max_size() + 1), etl::vector_out_of_bounds);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_empty)
    {
      Data data;
      data.resize(data.max_size());

      CHECK(data.full());
      CHECK(!data.empty());
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_full)
    {
      Data data;

      CHECK(!data.full());
      CHECK(data.empty());
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_index)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());

      Data data(compare_data.begin(), compare_data.end());

      for (size_t i = 0UL; i < data.size(); ++i)
      {
        CHECK_EQUAL(data[i], compare_data[i]);
      }

      CHECK_THROW(data[data.size()], etl::vector_out_of_bounds);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_index_const)
    {
      const Compare_Data compare_data(initial_data.begin(), initial_data.end());

      const Data data(compare_data.begin(), compare_data.end());

      for (size_t i = 0UL; i < data.size(); ++i)
      {
        CHECK_EQUAL(data[i], compare_data[i]);
      }

      CHECK_THROW(data[data.size()], etl::vector_out_of_bounds);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_at)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());
      Data         data(initial_data.begin(), initial_data.end());

      for (size_t i = 0UL; i < data.size(); ++i)
      {
        CHECK_EQUAL(data.at(i), compare_data.at(i));
      }

      CHECK_THROW(data.at(data.size()), etl::vector_out_of_bounds);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_at_const)
    {
      const Compare_Data compare_data(initial_data.begin(), initial_data.end());
      const Data         data(initial_data.begin(), initial_data.end());

      for (size_t i = 0UL; i < data.size(); ++i)
      {
        CHECK_EQUAL(data.at(i), compare_data.at(i));
      }

      CHECK_THROW(data.at(data.size()), etl::vector_out_of_bounds);
    }

    //*************************************************************************
#include "etl/private/diagnostic_uninitialized_push.h"
    TEST_FIXTURE(SetupFixture, test_front)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());
      Data         data(initial_data.begin(), initial_data.end());

      CHECK(data.front() == compare_data.front());

      Data emptyData;
      CHECK_THROW(emptyData.front(), etl::vector_out_of_bounds);
    }
#include "etl/private/diagnostic_pop.h"

    //*************************************************************************
#include "etl/private/diagnostic_uninitialized_push.h"
    TEST_FIXTURE(SetupFixture, test_front_const)
    {
      const Compare_Data compare_data(initial_data.begin(), initial_data.end());
      const Data         data(initial_data.begin(), initial_data.end());

      CHECK(data.front() == compare_data.front());

      const Data emptyData;
      CHECK_THROW(emptyData.front(), etl::vector_out_of_bounds);
    }
#include "etl/private/diagnostic_pop.h"

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_back)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());
      Data         data(initial_data.begin(), initial_data.end());

      CHECK(data.back() == compare_data.back());

      Data emptyData;
      CHECK_THROW(emptyData.back(), etl::vector_out_of_bounds);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_back_const)
    {
      const Compare_Data compare_data(initial_data.begin(), initial_data.end());
      const Data         data(initial_data.begin(), initial_data.end());

      CHECK(data.back() == compare_data.back());

      const Data emptyData;
      CHECK_THROW(emptyData.back(), etl::vector_out_of_bounds);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_data)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());

      Data data(compare_data.begin(), compare_data.end());

      bool is_equal = std::equal(data.data(), data.data() + data.size(), compare_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_data_const)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());

      const Data data(compare_data.begin(), compare_data.end());

      bool is_equal = std::equal(data.data(), data.data() + data.size(), compare_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_assign_range)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());

      Data data;

      data.assign(compare_data.begin(), compare_data.end());

      CHECK_EQUAL(compare_data.size(), data.size());

      bool is_equal = std::equal(data.begin(), data.end(), compare_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_assign_size_value)
    {
      const size_t                  INITIAL_SIZE  = 5;
      const int                     INITIAL_VALUE = 1;
      std::array<int, INITIAL_SIZE> compare_data;
      compare_data.fill(INITIAL_VALUE);

      Data data;
      data.assign(INITIAL_SIZE, INITIAL_VALUE);

      CHECK_EQUAL(compare_data.size(), data.size());

      bool is_equal = std::equal(data.begin(), data.end(), compare_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_assign_size_value_excess)
    {
      const size_t                  INITIAL_SIZE  = SIZE;
      const size_t                  EXCESS_SIZE   = SIZE + 1;
      const int                     INITIAL_VALUE = 1;
      std::array<int, INITIAL_SIZE> compare_data;
      compare_data.fill(INITIAL_VALUE);

      Data data;

      CHECK_THROW(data.assign(EXCESS_SIZE, INITIAL_VALUE), etl::vector_full);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_push_back)
    {
      Compare_Data compare_data;
      Data         data;

      for (int i = 0; i < int(SIZE); ++i)
      {
        compare_data.push_back(i);
      }

      for (int i = 0; i < int(SIZE); ++i)
      {
        data.push_back(i);
      }

      CHECK_EQUAL(compare_data.size(), data.size());

      bool is_equal = std::equal(data.begin(), data.end(), compare_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_push_back_literal)
    {
      Compare_Data compare_data;
      Data         data;

      compare_data.push_back(1);
      compare_data.push_back(2);
      compare_data.push_back(3);
      compare_data.push_back(4);

      data.push_back(1);
      data.push_back(2);
      data.push_back(3);
      data.push_back(4);

      CHECK_EQUAL(compare_data.size(), data.size());

      bool is_equal = std::equal(data.begin(), data.end(), compare_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_push_back_excess)
    {
      Data data;

      for (int i = 0; i < int(SIZE); ++i)
      {
        data.push_back(i);
      }

      CHECK_THROW(data.push_back(SIZE), etl::vector_full);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_emplace_back)
    {
      Compare_Data compare_data;
      Data         data;

      for (int i = 0; i < int(SIZE); ++i)
      {
        compare_data.emplace_back(i);
      }

      for (int i = 0; i < int(SIZE); ++i)
      {
        data.emplace_back(i);
      }

      CHECK_EQUAL(compare_data.size(), data.size());

      bool is_equal = std::equal(data.begin(), data.end(), compare_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_emplace_back_return)
    {
      Data data;

      data.emplace_back(24);
      auto back = data.emplace_back(42);
      CHECK_EQUAL(back, data.back());
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_pop_back)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());
      Data         data(initial_data.begin(), initial_data.end());

      compare_data.pop_back();
      compare_data.pop_back();

      data.pop_back();
      data.pop_back();

      CHECK_EQUAL(compare_data.size(), data.size());

      bool is_equal = std::equal(data.begin(), data.end(), compare_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_pop_back_exception)
    {
      Data data;

      data.resize(2);

      data.pop_back();
      data.pop_back();

      CHECK_THROW(data.pop_back(), etl::vector_empty);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_insert_position_value)
    {
      const size_t INITIAL_SIZE  = 5;
      const int    INITIAL_VALUE = 1;

      for (size_t offset = 0; offset <= INITIAL_SIZE; ++offset)
      {
        Compare_Data compare_data;
        Data         data;

        data.assign(initial_data.begin(), initial_data.begin() + INITIAL_SIZE);
        compare_data.assign(initial_data.begin(), initial_data.begin() + INITIAL_SIZE);

        data.insert(data.cbegin() + offset, INITIAL_VALUE);
        compare_data.insert(compare_data.cbegin() + static_cast<ptrdiff_t>(offset), INITIAL_VALUE);

        CHECK_EQUAL(compare_data.size(), data.size());

        bool is_equal = std::equal(data.cbegin(), data.cend(), compare_data.cbegin());

        CHECK(is_equal);
      }
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_insert_position_value_outofbounds)
    {
      const size_t INITIAL_SIZE  = 5;
      const int    INITIAL_VALUE = 1;

      Data data;
      Data data2;
      data.assign(initial_data.begin(), initial_data.begin() + INITIAL_SIZE);
      CHECK_THROW(data.insert(data2.cbegin(), INITIAL_VALUE), etl::vector_out_of_bounds);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_emplace_position_value)
    {
      const size_t INITIAL_SIZE  = 5;
      const int    INITIAL_VALUE = 1;

      for (size_t offset = 0; offset <= INITIAL_SIZE; ++offset)
      {
        Compare_Data compare_data;
        Data         data;

        data.assign(initial_data.begin(), initial_data.begin() + INITIAL_SIZE);
        compare_data.assign(initial_data.begin(), initial_data.begin() + INITIAL_SIZE);

        data.emplace(data.cbegin() + offset, INITIAL_VALUE);
        compare_data.emplace(compare_data.cbegin() + static_cast<ptrdiff_t>(offset), INITIAL_VALUE);

        CHECK_EQUAL(compare_data.size(), data.size());

        bool is_equal = std::equal(data.cbegin(), data.cend(), compare_data.cbegin());

        CHECK(is_equal);
      }
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_emplace_position_value_outofbounds)
    {
      const size_t INITIAL_SIZE  = 5;
      const int    INITIAL_VALUE = 1;

      Data data;
      Data data2;
      data.assign(initial_data.begin(), initial_data.begin() + INITIAL_SIZE);
      CHECK_THROW(data.emplace(data2.cbegin(), INITIAL_VALUE), etl::vector_out_of_bounds);
    }

    //*************************************************************************
    TEST(test_emplace_default)
    {
      const int Initial = 1;
      const int Default = 2;

      struct S
      {
        S()
          : value(Default)
        {
        }

        S(int v)
          : value(v)
        {
        }

        bool operator==(const S& rhs) const
        {
          return value == rhs.value;
        }

        int value;
      };

      // First fill with Initial values.
      etl::vector<S, SIZE> data;
      data.resize(SIZE, S(Initial));
      data.clear();

      // Then emplace Default values.
      for (size_t i = 0; i < SIZE; ++i)
      {
        data.emplace(data.end());
      }

      // Compare with an array of default values.
      std::array<S, SIZE> compare_data;
      compare_data.fill(S());

      CHECK_TRUE(std::equal(compare_data.begin(), compare_data.end(), data.begin()));
    }

    //*************************************************************************
    TEST(test_emplace_out_of_range)
    {
      etl::vector<int, SIZE> data;
      etl::vector<int, SIZE> data2;

      CHECK_THROW(data.emplace(data2.end());, etl::vector_out_of_bounds);
    }

    //*************************************************************************
    TEST(test_emplace_back_default)
    {
      const int Initial = 1;
      const int Default = 2;

      struct S
      {
        S()
          : value(Default)
        {
        }

        S(int v)
          : value(v)
        {
        }

        bool operator==(const S& rhs) const
        {
          return value == rhs.value;
        }

        int value;
      };

      // First fill with Initial values.
      etl::vector<S, SIZE> data;
      data.resize(SIZE, S(Initial));
      data.clear();

      // Then emplace Default values.
      for (size_t i = 0; i < SIZE; ++i)
      {
        data.emplace_back();
      }

      // Compare with an array of default values.
      std::array<S, SIZE> compare_data;
      compare_data.fill(S());

      CHECK_TRUE(std::equal(compare_data.begin(), compare_data.end(), data.begin()));
    }

    //*************************************************************************
#include "etl/private/diagnostic_array_bounds_push.h"
    TEST_FIXTURE(SetupFixture, test_insert_position_value_excess)
    {
      const size_t INITIAL_SIZE  = SIZE;
      const int    INITIAL_VALUE = 1;

      Data data(INITIAL_SIZE, INITIAL_VALUE);

      size_t offset = 2;

      CHECK_THROW(data.insert(data.cbegin() + offset, INITIAL_VALUE), etl::vector_full);

      offset = 0;

      CHECK_THROW(data.insert(data.cbegin() + offset, INITIAL_VALUE), etl::vector_full);

      offset = data.size();

      CHECK_THROW(data.insert(data.cbegin() + offset, INITIAL_VALUE), etl::vector_full);
    }
#include "etl/private/diagnostic_pop.h"

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_insert_position_n_value)
    {
      const size_t INITIAL_SIZE  = 5;
      const size_t INSERT_SIZE   = 3;
      const int    INITIAL_VALUE = 11;

      for (size_t offset = 0; offset <= INITIAL_SIZE; ++offset)
      {
        Compare_Data compare_data;
        Data         data;

        data.assign(initial_data.begin(), initial_data.begin() + INITIAL_SIZE);
        compare_data.assign(initial_data.begin(), initial_data.begin() + INITIAL_SIZE);
        data.insert(data.cbegin() + offset, INSERT_SIZE, INITIAL_VALUE);
        compare_data.insert(compare_data.cbegin() + static_cast<ptrdiff_t>(offset), INSERT_SIZE, INITIAL_VALUE);

        CHECK_EQUAL(compare_data.size(), data.size());

        bool is_equal = std::equal(data.cbegin(), data.cend(), compare_data.cbegin());

        CHECK(is_equal);
      }
    }

    //*************************************************************************
#include "etl/private/diagnostic_uninitialized_push.h"
    TEST_FIXTURE(SetupFixture, test_insert_position_n_value_outofbounds)
    {
      const int INITIAL_VALUE = 0;

      Data data;
      Data data2;

      CHECK_THROW(data.insert(data2.end(), 1, INITIAL_VALUE);, etl::vector_out_of_bounds);
    }
#include "etl/private/diagnostic_pop.h"

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_insert_position_n_value_excess)
    {
      const size_t INITIAL_SIZE  = SIZE;
      const size_t INSERT_SIZE   = 4;
      const int    INITIAL_VALUE = 1;

      Data data(INITIAL_SIZE, INITIAL_VALUE);

      size_t offset = 0;

      CHECK_THROW(data.insert(data.cbegin() + offset, INSERT_SIZE, INITIAL_VALUE), etl::vector_full);

      offset = 2;

      CHECK_THROW(data.insert(data.cbegin() + offset, INSERT_SIZE, INITIAL_VALUE), etl::vector_full);

      offset = 4;

      CHECK_THROW(data.insert(data.cbegin() + offset, INSERT_SIZE, INITIAL_VALUE), etl::vector_full);

      offset = data.size();

      CHECK_THROW(data.insert(data.cbegin() + offset, INSERT_SIZE, INITIAL_VALUE), etl::vector_full);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_insert_position_range)
    {
      const size_t INITIAL_SIZE = 5;

      for (size_t offset = 0; offset <= INITIAL_SIZE; ++offset)
      {
        Compare_Data compare_data;
        Data         data;

        data.resize(SIZE, -1);

        data.assign(initial_data.begin(), initial_data.begin() + INITIAL_SIZE);
        compare_data.assign(initial_data.begin(), initial_data.begin() + INITIAL_SIZE);
        data.insert(data.cbegin() + offset, insert_data.cbegin(), insert_data.cend());
        compare_data.insert(compare_data.cbegin() + static_cast<ptrdiff_t>(offset), insert_data.cbegin(), insert_data.cend());

        CHECK_EQUAL(compare_data.size(), data.size());

        bool is_equal = std::equal(data.cbegin(), data.cend(), compare_data.cbegin());

        CHECK(is_equal);
      }
    }

    //*************************************************************************
#include "etl/private/diagnostic_uninitialized_push.h"
    TEST_FIXTURE(SetupFixture, test_insert_position_range_out_of_bounds)
    {
      Data data;
      Data data2;

      CHECK_THROW(data.insert(data2.end(), insert_data.cbegin(), insert_data.cend());, etl::vector_out_of_bounds);
    }
#include "etl/private/diagnostic_pop.h"

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_insert_position_range_excess)
    {
      const size_t INITIAL_SIZE  = 5;
      const int    INITIAL_VALUE = 1;

      Data data(INITIAL_SIZE, INITIAL_VALUE);

      size_t offset = 0;

      CHECK_THROW(data.insert(data.cbegin() + offset, initial_data.cbegin(), initial_data.cend()), etl::vector_full);

      offset = 2;

      CHECK_THROW(data.insert(data.cbegin() + offset, initial_data.cbegin(), initial_data.cend()), etl::vector_full);

      offset = 4;

      CHECK_THROW(data.insert(data.cbegin() + offset, initial_data.cbegin(), initial_data.cend()), etl::vector_full);

      offset = data.size();

      CHECK_THROW(data.insert(data.cbegin() + offset, initial_data.cbegin(), initial_data.cend()), etl::vector_full);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_erase_single_iterator)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());
      Data         data(initial_data.begin(), initial_data.end());

      Compare_Data::iterator const_cdi = compare_data.begin() + 2U;
#include "etl/private/diagnostic_null_dereference_push.h"
      int compare_value = compare_data[3];
#include "etl/private/diagnostic_pop.h"
      Compare_Data::iterator cdi = compare_data.erase(const_cdi);
      CHECK_EQUAL(compare_value, *cdi);

      Data::iterator const_di   = data.begin() + 2U;
      int            data_value = data[3];
      Data::iterator di         = data.erase(const_di);
      CHECK_EQUAL(data_value, *di);

      CHECK_EQUAL(compare_data.size(), data.size());

      bool is_equal = std::equal(data.begin(), data.end(), compare_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_erase_single_iterator_outofbounds)
    {
      Data data(initial_data.begin(), initial_data.end());

      CHECK_THROW(data.erase(data.end());, etl::vector_out_of_bounds);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_erase_single_const_iterator)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());
      Data         data(initial_data.begin(), initial_data.end());

      Compare_Data::const_iterator const_cdi = compare_data.cbegin() + 2U;
#include "etl/private/diagnostic_null_dereference_push.h"
      int compare_value = compare_data[3];
#include "etl/private/diagnostic_pop.h"
      Compare_Data::iterator cdi = compare_data.erase(const_cdi);
      CHECK_EQUAL(compare_value, *cdi);

      Data::const_iterator const_di   = data.cbegin() + 2U;
      int                  data_value = data[3];
      Data::iterator       di         = data.erase(const_di);
      CHECK_EQUAL(data_value, *di);

      CHECK_EQUAL(compare_data.size(), data.size());

      bool is_equal = std::equal(data.begin(), data.end(), compare_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_erase_single_const_iterator_outofbounds)
    {
      Data data(initial_data.begin(), initial_data.end());

      CHECK_THROW(data.erase(data.cend());, etl::vector_out_of_bounds);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_erase_range)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());
      Data         data(initial_data.begin(), initial_data.end());

      Compare_Data::iterator cdi = compare_data.erase(compare_data.begin() + 2, compare_data.begin() + 4);

      Data::iterator di = data.erase(data.begin() + 2, data.begin() + 4);

      CHECK(cdi == compare_data.begin() + 2);
      CHECK(di == data.begin() + 2);

      CHECK_EQUAL(compare_data.size(), data.size());

      bool is_equal = std::equal(data.begin(), data.end(), compare_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_erase_range_outofbounds)
    {
      Data data(initial_data.begin(), initial_data.end());
      Data data2(initial_data.begin(), initial_data.end());

      CHECK_THROW(data.erase(data2.begin(), data2.end());, etl::vector_out_of_bounds);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_clear)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());

      Data data(compare_data.begin(), compare_data.end());
      data.clear();

      CHECK_EQUAL(data.size(), size_t(0));
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_iterator)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());

      Data data(compare_data.begin(), compare_data.end());

      bool is_equal = std::equal(data.begin(), data.end(), compare_data.begin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_const_iterator)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());

      Data data(compare_data.begin(), compare_data.end());

      bool is_equal = std::equal(data.cbegin(), data.cend(), compare_data.cbegin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_reverse_iterator)
    {
      Compare_Data compare_data(initial_data.begin(), initial_data.end());

      Data data(compare_data.begin(), compare_data.end());

      bool is_equal = std::equal(data.rbegin(), data.rend(), compare_data.rbegin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_const_reverse_iterator)
    {
      const Compare_Data compare_data(initial_data.begin(), initial_data.end());

      const Data data(compare_data.begin(), compare_data.end());

      bool is_equal = std::equal(data.crbegin(), data.crend(), compare_data.crbegin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_const_reverse_iterator2)
    {
      const Compare_Data compare_data(initial_data.begin(), initial_data.end());

      const Data data(compare_data.begin(), compare_data.end());

      bool is_equal = std::equal(data.rbegin(), data.rend(), compare_data.rbegin());

      CHECK(is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_equal)
    {
      const Data initial1(initial_data.begin(), initial_data.end());
      const Data initial2(initial_data.begin(), initial_data.end());

      CHECK(initial1 == initial2);

      const Data different(different_data.begin(), different_data.end());

      CHECK(!(initial1 == different));

      const Data shorter(shorter_data.begin(), shorter_data.end());

      CHECK(!(shorter == initial1));
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_not_equal)
    {
      const Data initial1(initial_data.begin(), initial_data.end());
      const Data initial2(initial_data.begin(), initial_data.end());

      CHECK(!(initial1 != initial2));

      const Data different(different_data.begin(), different_data.end());

      CHECK(initial1 != different);

      const Data shorter(shorter_data.begin(), shorter_data.end());

      CHECK(shorter != initial1);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_less_than)
    {
      const Data less(less_data.begin(), less_data.end());
      const Data initial(initial_data.begin(), initial_data.end());

      CHECK((less < initial) == (less_data < initial_data));

      const Data greater(greater_data.begin(), greater_data.end());

      CHECK((greater < initial) == (greater_data < initial_data));

      const Data shorter(shorter_data.begin(), shorter_data.end());

      CHECK((shorter < initial) == (shorter_data < initial_data));
      CHECK((initial < shorter) == (initial_data < shorter_data));
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_less_than_or_equal)
    {
      const Data less(less_data.begin(), less_data.end());
      const Data initial(initial_data.begin(), initial_data.end());

      CHECK((less <= initial) == (less_data <= initial_data));

      const Data greater(greater_data.begin(), greater_data.end());

      CHECK((greater <= initial) == (greater_data <= initial_data));

      const Data shorter(shorter_data.begin(), shorter_data.end());

      CHECK((shorter <= initial) == (shorter_data <= initial_data));
      CHECK((initial <= shorter) == (initial_data <= shorter_data));

      const Data initial2(initial_data.begin(), initial_data.end());
      CHECK((initial <= initial2) == (initial_data <= initial_data));
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_greater_than)
    {
      const Data less(less_data.begin(), less_data.end());
      const Data initial(initial_data.begin(), initial_data.end());

      CHECK((less > initial) == (less_data > initial_data));

      const Data greater(greater_data.begin(), greater_data.end());

      CHECK((greater > initial) == (greater_data > initial_data));

      const Data shorter(shorter_data.begin(), shorter_data.end());

      CHECK((shorter > initial) == (shorter_data > initial_data));
      CHECK((initial > shorter) == (initial_data > shorter_data));
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_greater_than_or_equal)
    {
      const Data less(less_data.begin(), less_data.end());
      const Data initial(initial_data.begin(), initial_data.end());

      CHECK((less >= initial) == (less_data >= initial_data));

      const Data greater(greater_data.begin(), greater_data.end());

      CHECK((greater >= initial) == (greater_data >= initial_data));

      const Data shorter(shorter_data.begin(), shorter_data.end());

      CHECK((shorter >= initial) == (shorter_data >= initial_data));
      CHECK((initial >= shorter) == (initial_data > shorter_data));

      const Data initial2(initial_data.begin(), initial_data.end());
      CHECK((initial >= initial2) == (initial_data >= initial_data));
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_memcpy_repair)
    {
      Data data(initial_data.begin(), initial_data.end());

      char buffer[sizeof(Data)];

      memcpy(&buffer, (const void*)&data, sizeof(data));

      Data& rdata(*reinterpret_cast<Data*>(buffer));
      rdata.repair();

      // Check that the memcpy'd vector is the same.
      CHECK_EQUAL(data.size(), rdata.size());
      CHECK(!rdata.empty());
      CHECK(rdata.full());

      bool is_equal = std::equal(rdata.begin(), rdata.end(), data.begin());

      CHECK(is_equal);

      // Modify the original and check that the memcpy'd vector is not the same.
      std::reverse(data.begin(), data.end());

      is_equal = std::equal(rdata.begin(), rdata.end(), data.begin());

      CHECK(!is_equal);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_memcpy_repair_virtual)
    {
      Data data(initial_data.begin(), initial_data.end());

      char buffer[sizeof(Data)];

      memcpy(&buffer, (const void*)&data, sizeof(data));

      IData& idata(*reinterpret_cast<Data*>(buffer));
      idata.repair();

      // Check that the memcpy'd vector is the same.
      CHECK_EQUAL(data.size(), idata.size());
      CHECK(!idata.empty());
      CHECK(idata.full());

      bool is_equal = std::equal(idata.begin(), idata.end(), data.begin());

      CHECK(is_equal);

      // Modify the original and check that the memcpy'd vector is not the same.
      std::reverse(data.begin(), data.end());

      is_equal = std::equal(idata.begin(), idata.end(), data.begin());

      CHECK(!is_equal);
    }

    //*************************************************************************
    TEST(test_insert_bug)
    {
      struct S
      {
        virtual ~S() {}

        S(int i_)
          : i(i_)
        {
        }

        int i;
      };

      const S raw[6] = {1, 2, 3, 4, 5, 6};

      etl::vector<S, 10> dest(ETL_OR_STD11::begin(raw), ETL_OR_STD11::end(raw));
      etl::vector<S, 10> src((size_t)2, S(8));

      dest.insert(dest.begin(), src.begin(), src.end());

      CHECK(dest.size() == 8);
      CHECK_EQUAL(src[0].i, dest[0].i);
      CHECK_EQUAL(src[1].i, dest[1].i);
      CHECK_EQUAL(raw[0].i, dest[2].i);
      CHECK_EQUAL(raw[1].i, dest[3].i);
      CHECK_EQUAL(raw[2].i, dest[4].i);
      CHECK_EQUAL(raw[3].i, dest[5].i);
      CHECK_EQUAL(raw[4].i, dest[6].i);
      CHECK_EQUAL(raw[5].i, dest[7].i);
    }

    //*************************************************************************
    TEST(test_insert_n_bug)
    {
      struct S
      {
        virtual ~S() {}

        S(int i_)
          : i(i_)
        {
        }

        int i;
      };

      const S raw[6] = {1, 2, 3, 4, 5, 6};

      etl::vector<S, 10> dest(ETL_OR_STD11::begin(raw), ETL_OR_STD11::end(raw));

      dest.insert(dest.begin(), 2, S(8));

      CHECK(dest.size() == 8);
      CHECK_EQUAL(8, dest[0].i);
      CHECK_EQUAL(8, dest[1].i);
      CHECK_EQUAL(raw[0].i, dest[2].i);
      CHECK_EQUAL(raw[1].i, dest[3].i);
      CHECK_EQUAL(raw[2].i, dest[4].i);
      CHECK_EQUAL(raw[3].i, dest[5].i);
      CHECK_EQUAL(raw[4].i, dest[6].i);
      CHECK_EQUAL(raw[5].i, dest[7].i);
    }

    //*************************************************************************
    TEST(test_two_parameter_constructor_same_type_not_iterator)
    {
      // No compilation error.
      etl::vector<int, 10> v(5, 5);
    }

    //*************************************************************************
    TEST(test_two_parameter_assign_same_type_not_iterator)
    {
      // No compilation error.
      etl::vector<int, 10> v;
      v.assign(5, 5);
    }

    //*************************************************************************
#include "etl/private/diagnostic_uninitialized_push.h"
    TEST(test_three_parameter_insert_same_type_not_iterator)
    {
      // No compilation error.
      etl::vector<int, 10> v;
      v.insert(v.end(), 5, 5);
    }
#include "etl/private/diagnostic_pop.h"

    //*************************************************************************
    TEST(remove)
    {
      const int            raw[10] = {1, 8, 2, 7, 7, 7, 4, 5, 10, 9};
      etl::vector<int, 10> data(ETL_OR_STD11::begin(raw), ETL_OR_STD11::end(raw));
      std::array<int, 7>   expected = {1, 8, 2, 4, 5, 10, 9};

      etl::erase(data, 7);

      CHECK_EQUAL(expected.size(), data.size());

      bool is_same = std::equal(expected.begin(), expected.end(), data.begin());
      CHECK(is_same);
    }

    //*************************************************************************
    TEST(remove_if)
    {
      const int            raw[10] = {1, 8, 2, 7, 7, 7, 4, 5, 10, 9};
      etl::vector<int, 10> data(ETL_OR_STD11::begin(raw), ETL_OR_STD11::end(raw));
      std::array<int, 4>   expected = {1, 2, 4, 5};

      etl::erase_if(data, [](int value) { return value >= 7; });

      bool is_same = std::equal(expected.begin(), expected.end(), data.begin());
      CHECK(is_same);
    }

    //*************************************************************************
#if ETL_HAS_INITIALIZER_LIST
    TEST(test_make_vector)
    {
      auto data = etl::make_vector<char>(0, 1, 2, 3, 4, 5, 6, 7, 8, 9);

      // The explicit element type now selects the element type for all
      // arguments (Library Fundamentals TS make_array design). Previously it
      // pinned only the first argument's deduced type, and the element type
      // was still the common type of the arguments - int for this call.
      using Type = typename std::remove_reference<decltype(data[0])>::type;
      CHECK((std::is_same<char, Type>::value));

      CHECK_EQUAL(0, data[0]);
      CHECK_EQUAL(1, data[1]);
      CHECK_EQUAL(2, data[2]);
      CHECK_EQUAL(3, data[3]);
      CHECK_EQUAL(4, data[4]);
      CHECK_EQUAL(5, data[5]);
      CHECK_EQUAL(6, data[6]);
      CHECK_EQUAL(7, data[7]);
      CHECK_EQUAL(8, data[8]);
      CHECK_EQUAL(9, data[9]);
    }
#endif

    //*************************************************************************
#if ETL_HAS_INITIALIZER_LIST
    TEST(test_make_vector_issue_931_two_pairs)
    {
      auto data3 = etl::make_vector(etl::make_pair(1, 2), etl::make_pair(3, 4), etl::make_pair(5, 6));
      CHECK_EQUAL(1, data3[0].first);
      CHECK_EQUAL(2, data3[0].second);
      CHECK_EQUAL(3, data3[1].first);
      CHECK_EQUAL(4, data3[1].second);
      CHECK_EQUAL(5, data3[2].first);
      CHECK_EQUAL(6, data3[2].second);

      auto data2 = etl::make_vector(etl::make_pair(1, 2), etl::make_pair(3, 4));
      CHECK_EQUAL(1, data3[0].first);
      CHECK_EQUAL(2, data3[0].second);
      CHECK_EQUAL(3, data3[1].first);
      CHECK_EQUAL(4, data3[1].second);
    }
#endif

    //*************************************************************************
#if ETL_HAS_INITIALIZER_LIST
    // Arguments that are const-qualified lvalues must be accepted and must not
    // affect the deduced element type. Guards against the defect fixed for
    // make_array and make_deque, which forwarded each argument as the element
    // type rather than as its own deduced type and so rejected const lvalues.
    TEST(test_make_vector_from_const_lvalues_of_element_type)
    {
      static const char static_const_lvalue = 42;
      const char        local_const_lvalue  = 43;
      char              mutable_lvalue      = 44;

      auto data = etl::make_vector(static_const_lvalue, local_const_lvalue, mutable_lvalue);

      using Type = typename std::remove_reference<decltype(data[0])>::type;
      CHECK((std::is_same<char, Type>::value));

      CHECK_EQUAL(42, data[0]);
      CHECK_EQUAL(43, data[1]);
      CHECK_EQUAL(44, data[2]);
    }
#endif

    //*************************************************************************
#if ETL_HAS_INITIALIZER_LIST
    // An explicit element type selects the element type and converts every
    // argument (Library Fundamentals TS make_array design), accepting
    // const-qualified lvalues and narrowing initialisers.
    TEST(test_make_vector_explicit_element_type)
    {
      static const char static_const_lvalue = 42;
      const char        local_const_lvalue  = 43;
      char              mutable_lvalue      = 44;

      auto data = etl::make_vector<char>(static_const_lvalue, local_const_lvalue, mutable_lvalue, 45, 46);

      CHECK((std::is_same<etl::vector<char, 5U>, decltype(data)>::value));

      CHECK_EQUAL(42, data[0]);
      CHECK_EQUAL(43, data[1]);
      CHECK_EQUAL(44, data[2]);
      CHECK_EQUAL(45, data[3]);
      CHECK_EQUAL(46, data[4]);
    }
#endif

    //*************************************************************************
    TEST(test_fill)
    {
      etl::vector<int, 10> data(initial_data.begin(), initial_data.end());

      data.fill(99);

      CHECK(std::equal(blank_data.begin(), blank_data.end(), data.begin()));
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_swap_same_capacity)
    {
      Data etl_data(swap_data.begin(), swap_data.end());
      Data etl_data2(swap_other_data.begin(), swap_other_data.end());

      CHECK(std::equal(swap_data.begin(), swap_data.end(), etl_data.begin()));
      CHECK(etl_data.size() == swap_data.size());
      CHECK(etl_data.max_size() == SIZE);
      CHECK(std::equal(swap_other_data.begin(), swap_other_data.end(), etl_data2.begin()));
      CHECK(etl_data2.size() == swap_other_data.size());
      CHECK(etl_data2.max_size() == SIZE);

      etl_data.swap(etl_data2);

      CHECK(std::equal(swap_data.begin(), swap_data.end(), etl_data2.begin()));
      CHECK(etl_data2.size() == swap_data.size());
      CHECK(etl_data2.max_size() == SIZE);
      CHECK(std::equal(swap_other_data.begin(), swap_other_data.end(), etl_data.begin()));
      CHECK(etl_data.size() == swap_other_data.size());
      CHECK(etl_data.max_size() == SIZE);

      etl_data.swap(etl_data2);

      CHECK(std::equal(swap_data.begin(), swap_data.end(), etl_data.begin()));
      CHECK(etl_data.size() == swap_data.size());
      CHECK(etl_data.max_size() == SIZE);
      CHECK(std::equal(swap_other_data.begin(), swap_other_data.end(), etl_data2.begin()));
      CHECK(etl_data2.size() == swap_other_data.size());
      CHECK(etl_data2.max_size() == SIZE);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_swap_different_capacity)
    {
      const size_t                 other_size = 6;
      Data                         etl_data(swap_data.begin(), swap_data.end());
      etl::vector<int, other_size> etl_data2(swap_other_data.begin(), swap_other_data.end());

      CHECK(std::equal(swap_data.begin(), swap_data.end(), etl_data.begin()));
      CHECK(etl_data.size() == swap_data.size());
      CHECK(etl_data.max_size() == SIZE);
      CHECK(std::equal(swap_other_data.begin(), swap_other_data.end(), etl_data2.begin()));
      CHECK(etl_data2.size() == swap_other_data.size());
      CHECK(etl_data2.max_size() == other_size);

      etl_data.swap(etl_data2);

      CHECK(std::equal(swap_data.begin(), swap_data.end(), etl_data2.begin()));
      CHECK(etl_data2.size() == swap_data.size());
      CHECK(etl_data2.max_size() == other_size);
      CHECK(std::equal(swap_other_data.begin(), swap_other_data.end(), etl_data.begin()));
      CHECK(etl_data.size() == swap_other_data.size());
      CHECK(etl_data.max_size() == SIZE);

      etl_data.swap(etl_data2);

      CHECK(std::equal(swap_data.begin(), swap_data.end(), etl_data.begin()));
      CHECK(etl_data.size() == swap_data.size());
      CHECK(etl_data.max_size() == SIZE);
      CHECK(std::equal(swap_other_data.begin(), swap_other_data.end(), etl_data2.begin()));
      CHECK(etl_data2.size() == swap_other_data.size());
      CHECK(etl_data2.max_size() == other_size);
    }

    //*************************************************************************
    TEST(test_swap_insufficient_capacity)
    {
      etl::vector<int, 4> etl_data(4);
      etl::vector<int, 6> etl_data2(6);

      CHECK_THROW(etl_data.swap(etl_data2), etl::vector_full);
      CHECK_THROW(etl_data2.swap(etl_data), etl::vector_full);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_etl_swap_different_capacity)
    {
      const size_t                 other_size = 6;
      Data                         etl_data(swap_data.begin(), swap_data.end());
      etl::vector<int, other_size> etl_data2(swap_other_data.begin(), swap_other_data.end());

      CHECK(std::equal(swap_data.begin(), swap_data.end(), etl_data.begin()));
      CHECK(etl_data.size() == swap_data.size());
      CHECK(etl_data.max_size() == SIZE);
      CHECK(std::equal(swap_other_data.begin(), swap_other_data.end(), etl_data2.begin()));
      CHECK(etl_data2.size() == swap_other_data.size());
      CHECK(etl_data2.max_size() == other_size);

      etl::swap(etl_data, etl_data2);

      CHECK(std::equal(swap_data.begin(), swap_data.end(), etl_data2.begin()));
      CHECK(etl_data2.size() == swap_data.size());
      CHECK(etl_data2.max_size() == other_size);
      CHECK(std::equal(swap_other_data.begin(), swap_other_data.end(), etl_data.begin()));
      CHECK(etl_data.size() == swap_other_data.size());
      CHECK(etl_data.max_size() == SIZE);

      etl::swap(etl_data, etl_data2);

      CHECK(std::equal(swap_data.begin(), swap_data.end(), etl_data.begin()));
      CHECK(etl_data.size() == swap_data.size());
      CHECK(etl_data.max_size() == SIZE);
      CHECK(std::equal(swap_other_data.begin(), swap_other_data.end(), etl_data2.begin()));
      CHECK(etl_data2.size() == swap_other_data.size());
      CHECK(etl_data2.max_size() == other_size);
    }

    //*************************************************************************
    template <typename TContainer, typename TIterator, typename = void>
    struct is_assign_callable : std::false_type
    {
    };

    template <typename TContainer, typename TIterator>
    struct is_assign_callable<TContainer, TIterator,
                              etl::void_t<decltype(std::declval<TContainer&>().assign(std::declval<TIterator>(), std::declval<TIterator>()))>>
      : std::true_type
    {
    };

    template <typename TContainer, typename TIterator1, typename TIterator2, typename = void>
    struct is_insert_callable : std::false_type
    {
    };

    template <typename TContainer, typename TIterator1, typename TIterator2>
    struct is_insert_callable<
      TContainer, TIterator1, TIterator2,
      etl::void_t<decltype(std::declval<TContainer&>().insert(std::declval<TIterator1>(), std::declval<TIterator2>(), std::declval<TIterator2>()))>>
      : std::true_type
    {
    };
    TEST_FIXTURE(SetupFixture, test_issue_1464_etl_vector_insert_allows_inserting_an_incompatible_type)
    {
      struct SomeStruct
      {
        int foo;
      };

      using ContainerType = etl::vector<SomeStruct*, 4>;
      using Iterator1Type = etl::vector<SomeStruct*, 4>::iterator;
      using Iterator2Type = etl::vector<SomeStruct, 4>::const_iterator;

      constexpr bool can_assign = is_assign_callable<ContainerType, Iterator2Type>::value;
      CHECK_FALSE(can_assign);

      constexpr bool can_insert = is_insert_callable<ContainerType, Iterator1Type, Iterator2Type>::value;
      CHECK_FALSE(can_insert);
    }
  }
} // namespace