etl/test/test_vector.cpp

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

Embedded Template Library.

Copyright(c) 2014 jwellbelove

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#include <UnitTest++/UnitTest++.h>

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

#include "../vector.h"

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

    typedef etl::vector<int, SIZE>  Data;
    typedef std::vector<int>        TestData;

    TestData initial_data;
    TestData less_data;
    TestData greater_data;
    TestData shorter_data;
    TestData different_data;

    //*************************************************************************
    struct SetupFixture
    {
      SetupFixture()
      {
        int n[]         = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
        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 };

        initial_data.assign(std::begin(n), std::end(n));
        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());
      }
    };

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

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

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

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

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

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

      Data data(INITIAL_SIZE, INITIAL_VALUE);

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

      bool isEqual = std::equal(data.begin(),
                                data.end(),
                                testData.begin());

      CHECK(isEqual);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, ConstructorRange)
    {
      TestData testData(initial_data.begin(), initial_data.end());

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

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

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, Iterator)
    {
      TestData testData(initial_data.begin(), initial_data.end());

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

      bool isEqual = std::equal(data.begin(),
                                data.end(),
                                testData.begin());

      CHECK(isEqual);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, ConstIterator)
    {
      TestData testData(initial_data.begin(), initial_data.end());

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

      bool isEqual = std::equal(data.cbegin(),
                                data.cend(),
                                testData.cbegin());

      CHECK(isEqual);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, ReverseIterator)
    {
      TestData testData(initial_data.begin(), initial_data.end());

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

      bool isEqual = std::equal(data.rbegin(),
                                data.rend(),
                                testData.rbegin());

      CHECK(isEqual);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, ConstReverseIterator)
    {
      TestData testData(initial_data.begin(), initial_data.end());

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

      bool isEqual = std::equal(data.crbegin(),
                                data.crend(),
                                testData.crbegin());

      CHECK(isEqual);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, ResizeUp)
    {
      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, ResizeUpValue)
    {
      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> testData;
      testData.fill(INITIAL_VALUE);

      bool isEqual = std::equal(data.begin(), data.end(), testData.begin());

      CHECK(isEqual);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, ResizeExcess)
    {
      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_exception);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, ResizeDown)
    {
      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, Indexing)
    {
      const size_t INITIAL_SIZE = 5;
      TestData testData(initial_data.begin(), initial_data.end());

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

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

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, IndexingConst)
    {
      const size_t INITIAL_SIZE = 5;
      const TestData testData(initial_data.begin(), initial_data.end());

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

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

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, Clear)
    {
      const size_t INITIAL_SIZE = 5;
      TestData testData(initial_data.begin(), initial_data.end());

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

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

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, AssignRange)
    {
      const size_t INITIAL_SIZE = 5;
      TestData testData(initial_data.begin(), initial_data.end());

      Data data;

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

      bool isEqual = std::equal(data.begin(),
                                data.end(),
                                testData.begin());

      CHECK(isEqual);
    }

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

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

      bool isEqual = std::equal(data.begin(),
                                data.end(),
                                testData.begin());

      CHECK(isEqual);
    }

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

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

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

      TestData testData(INITIAL_SIZE, INITIAL_VALUE);
      Data data(INITIAL_SIZE, INITIAL_VALUE);

      size_t offset = 2;

      data.insert(data.begin() + offset, INITIAL_VALUE);
      testData.insert(testData.begin() + offset, INITIAL_VALUE);

      bool isEqual = std::equal(data.begin(),
                                data.end(),
                                testData.begin());

      CHECK(isEqual);

      offset = 0;

      data.insert(data.begin() + offset, INITIAL_VALUE);
      testData.insert(testData.begin() + offset, INITIAL_VALUE);

      isEqual = std::equal(data.begin(),
                           data.end(),
                           testData.begin());

      CHECK(isEqual);

      offset = data.size();

      data.insert(data.begin() + offset, INITIAL_VALUE);
      testData.insert(testData.begin() + offset, INITIAL_VALUE);

      isEqual = std::equal(data.begin(),
                           data.end(),
                           testData.begin());

      CHECK(isEqual);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, InsertPositionValueExcess)
    {
      const size_t INITIAL_SIZE = SIZE;
      const int INITIAL_VALUE = 1;
      const int INSERT_VALUE = 2;

      Data data(INITIAL_SIZE, INITIAL_VALUE);

      size_t offset = 2;

      CHECK_THROW(data.insert(data.begin() + offset, INITIAL_VALUE), etl::vector_full_exception);

      offset = 0;

      CHECK_THROW(data.insert(data.begin() + offset, INITIAL_VALUE), etl::vector_full_exception);

      offset = data.size();

      CHECK_THROW(data.insert(data.begin() + offset, INITIAL_VALUE), etl::vector_full_exception);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, InsertPositionNValue)
    {
      const size_t INITIAL_SIZE = 5;
      const size_t INSERT_SIZE  = 3;
      const int INITIAL_VALUE   = 1;
      const int INSERT_VALUE    = 2;

      TestData testData;
      Data data;

      size_t offset = 2;

      data.assign(INITIAL_SIZE, INITIAL_VALUE);
      testData.assign(INITIAL_SIZE, INITIAL_VALUE);
      data.insert(data.begin() + offset, INSERT_SIZE, INITIAL_VALUE);
      testData.insert(testData.begin() + offset, INSERT_SIZE, INITIAL_VALUE);

      bool isEqual = std::equal(data.begin(),
                                data.end(),
                                testData.begin());

      CHECK(isEqual);

      offset = 0;

      data.assign(INITIAL_SIZE, INITIAL_VALUE);
      testData.assign(INITIAL_SIZE, INITIAL_VALUE);
      data.insert(data.begin() + offset, INSERT_SIZE, INITIAL_VALUE);
      testData.insert(testData.begin() + offset, INSERT_SIZE, INITIAL_VALUE);

      isEqual = std::equal(data.begin(),
                           data.end(),
                           testData.begin());

      CHECK(isEqual);

      data.assign(INITIAL_SIZE, INITIAL_VALUE);
      testData.assign(INITIAL_SIZE, INITIAL_VALUE);
      offset = data.size();
      data.insert(data.begin() + offset, INSERT_SIZE, INITIAL_VALUE);
      testData.insert(testData.begin() + offset, INSERT_SIZE, INITIAL_VALUE);

      isEqual = std::equal(data.begin(),
                           data.end(),
                           testData.begin());

      CHECK(isEqual);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, InsertPositionNValueExcess)
    {
      const size_t INITIAL_SIZE = SIZE;
      const size_t INSERT_SIZE = 4;
      const int INITIAL_VALUE = 1;
      const int INSERT_VALUE = 2;

      Data data(INITIAL_SIZE, INITIAL_VALUE);

      size_t offset = 2;

      CHECK_THROW(data.insert(data.begin() + offset, INSERT_SIZE, INITIAL_VALUE), etl::vector_full_exception);

      offset = 0;
     
      CHECK_THROW(data.insert(data.begin() + offset, INSERT_SIZE, INITIAL_VALUE), etl::vector_full_exception);

      offset = data.size();

      CHECK_THROW(data.insert(data.begin() + offset, INSERT_SIZE, INITIAL_VALUE), etl::vector_full_exception);
    }

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

      TestData testData;
      Data data;

      size_t offset = 2;

      data.assign(INITIAL_SIZE, INITIAL_VALUE);
      testData.assign(INITIAL_SIZE, INITIAL_VALUE);
      data.insert(data.begin() + offset, initial_data.begin(), initial_data.begin() + 3);
      testData.insert(testData.begin() + offset, initial_data.begin(), initial_data.begin() + 3);

      bool isEqual = std::equal(data.begin(),
                                data.end(),
                                testData.begin());

      CHECK(isEqual);

      offset = 0;

      data.assign(INITIAL_SIZE, INITIAL_VALUE);
      testData.assign(INITIAL_SIZE, INITIAL_VALUE);
      data.insert(data.begin() + offset, initial_data.begin(), initial_data.begin() + 3);
      testData.insert(testData.begin() + offset, initial_data.begin(), initial_data.begin() + 3);

      isEqual = std::equal(data.begin(),
                           data.end(),
                           testData.begin());

      CHECK(isEqual);

      data.assign(INITIAL_SIZE, INITIAL_VALUE);
      testData.assign(INITIAL_SIZE, INITIAL_VALUE);
      offset = data.size();
      data.insert(data.begin() + offset, initial_data.begin(), initial_data.begin() + 3);
      testData.insert(testData.begin() + offset, initial_data.begin(), initial_data.begin() + 3);

      isEqual = std::equal(data.begin(),
                           data.end(),
                           testData.begin());

      CHECK(isEqual);
    }

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

      Data data(INITIAL_SIZE, INITIAL_VALUE);

      size_t offset = 2; 

      CHECK_THROW(data.insert(data.begin() + offset, initial_data.begin(), initial_data.end()), etl::vector_full_exception);

      offset = 0;

      CHECK_THROW(data.insert(data.begin() + offset, initial_data.begin(), initial_data.end()), etl::vector_full_exception);

      offset = data.size();

      CHECK_THROW(data.insert(data.begin() + offset, initial_data.begin(), initial_data.end()), etl::vector_full_exception);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, PushBack)
    {
      TestData testData;
      Data data;

      for (size_t i = 0; i < SIZE; ++i)
      {
        testData.push_back(i);
      }

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

      bool isEqual = std::equal(data.begin(),
                                data.end(),
                                testData.begin());

      CHECK(isEqual);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, PushBackNull)
    {
      TestData testData;
      Data data;

      testData.push_back(1);

      data.push_back();
      data[0] = 1;

      bool isEqual = std::equal(data.begin(),
                                data.end(),
                                testData.begin());

      CHECK(isEqual);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, PushBackExcess)
    {
      Data data;
    
      for (size_t i = 0; i < SIZE; ++i)
      {
        data.push_back(i);
      }

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

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, PopBack)
    {
      TestData testData(initial_data.begin(), initial_data.end());
      Data data(initial_data.begin(), initial_data.end());

      testData.pop_back();
      testData.pop_back();

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

      bool isEqual = std::equal(data.begin(),
                                data.end(),
                                testData.begin());

      CHECK(isEqual);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, EraseSingle)
    {
      TestData testData(initial_data.begin(), initial_data.end());
      Data data(initial_data.begin(), initial_data.end());

      testData.erase(testData.begin() + 2);

      data.erase(data.begin() + 2);

      bool isEqual = std::equal(data.begin(),
                                data.end(),
                                testData.begin());

      CHECK(isEqual);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, EraseRange)
    {
      TestData testData(initial_data.begin(), initial_data.end());
      Data data(initial_data.begin(), initial_data.end());

      testData.erase(testData.begin() + 2, testData.begin() + 4);

      data.erase(data.begin() + 2, data.begin() + 4);

      bool isEqual = std::equal(data.begin(),
                                data.end(),
                                testData.begin());

      CHECK(isEqual);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, Front)
    {
      TestData testData(initial_data.begin(), initial_data.end());
      Data data(initial_data.begin(), initial_data.end());

      CHECK(data.front()== testData.front());
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, Back)
    {
      TestData testData(initial_data.begin(), initial_data.end());
      Data data(initial_data.begin(), initial_data.end());

      CHECK(data.back() == testData.back());
    }

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

      otherData = data;

      bool isEqual = std::equal(data.begin(),
                                data.end(),
                                otherData.begin());

      CHECK(isEqual);
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, At)
    {
      TestData testData(initial_data.begin(), initial_data.end());
      Data data(initial_data.begin(), initial_data.end());


    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, AtConst)
    {
      const TestData testData(initial_data.begin(), initial_data.end());
      const Data data(initial_data.begin(), initial_data.end());

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

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

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

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

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

      CHECK_EQUAL(data.begin(), std::begin(data));
      CHECK_EQUAL(constData.begin(), std::begin(constData));
    }

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

      CHECK_EQUAL(data.end(), std::end(data));
      CHECK_EQUAL(constData.end(), std::end(constData));
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, 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, NotEqual)
    {
      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, LessThan)
    {
      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, LessThanEqual)
    {
      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, GreaterThan)
    {
      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, GreaterThanEqual)
    {
      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));
    }
  };
}