fsfw/contrib/fsfw_contrib/etl-20.39.4/test/test_make_string.cpp

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

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

Copyright(c) 2019 John Wellbelove

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files(the "Software"), to deal
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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******************************************************************************/

#include "unit_test_framework.h"

#include <string>

#include "etl/string.h"
#include "etl/wstring.h"
#include "etl/u16string.h"
#include "etl/u32string.h"

namespace
{
  SUITE(test_make_string)
  {

    //*************************************************************************
    template <typename T1, typename T2>
    bool Equal(const T1& compare_text, const T2& text)
    {
      return (compare_text.size() == text.size()) &&
             std::equal(text.begin(), text.end(), compare_text.begin());
    }

    //*************************************************************************
    struct SetupFixture
    {
    };

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_make_string_empty)
    {
      size_t length = strlen("");

      auto ctext   = etl::make_string("");
      auto wtext   = etl::make_string(L"");
      auto u16text = etl::make_string(u"");
      auto u32text = etl::make_string(U"");

      CHECK_EQUAL(length, ctext.size());
      CHECK_EQUAL(length, wtext.size());
      CHECK_EQUAL(length, u16text.size());
      CHECK_EQUAL(length, u32text.size());

      CHECK(Equal(std::string(""), ctext));
      CHECK(Equal(std::wstring(L""), wtext));
      CHECK(Equal(std::u16string(u""), u16text));
      CHECK(Equal(std::u32string(U""), u32text));
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_make_string)
    {
      size_t length = strlen("Hello World");

      auto ctext   = etl::make_string("Hello World");
      auto wtext   = etl::make_string(L"Hello World");
      auto u16text = etl::make_string(u"Hello World");
      auto u32text = etl::make_string(U"Hello World");

      CHECK_EQUAL(length, ctext.max_size());
      CHECK_EQUAL(length, wtext.max_size());
      CHECK_EQUAL(length, u16text.max_size());
      CHECK_EQUAL(length, u32text.max_size());

      CHECK(Equal(std::string("Hello World"), ctext));
      CHECK(Equal(std::wstring(L"Hello World"), wtext));
      CHECK(Equal(std::u16string(u"Hello World"), u16text));
      CHECK(Equal(std::u32string(U"Hello World"), u32text));
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_make_string_with_capacity)
    {
      constexpr size_t CAPACITY = 20UL;
      size_t length = strlen("Hello World");

      auto ctext   = etl::make_string_with_capacity<CAPACITY>("Hello World");
      auto wtext   = etl::make_string_with_capacity<CAPACITY>(L"Hello World");
      auto u16text = etl::make_string_with_capacity<CAPACITY>(u"Hello World");
      auto u32text = etl::make_string_with_capacity<CAPACITY>(U"Hello World");

      CHECK_EQUAL(CAPACITY, ctext.max_size());
      CHECK_EQUAL(length, ctext.size());
      if (etl::traits::has_string_truncation_checks)
      {
        CHECK(!ctext.is_truncated());
      }

      CHECK_EQUAL(CAPACITY, wtext.max_size());
      CHECK_EQUAL(length, wtext.size());
#if ETL_HAS_STRING_TRUNCATION_CHECKS
      CHECK(!wtext.is_truncated());
#endif

      CHECK_EQUAL(CAPACITY, u16text.max_size());
      CHECK_EQUAL(length, u16text.size());
#if ETL_HAS_STRING_TRUNCATION_CHECKS
      CHECK(!u16text.is_truncated());
#endif

      CHECK_EQUAL(CAPACITY, u32text.max_size());
      CHECK_EQUAL(length, u32text.size());
#if ETL_HAS_STRING_TRUNCATION_CHECKS
      CHECK(!u32text.is_truncated());
#endif

      CHECK(Equal(std::string("Hello World"), ctext));
      CHECK(Equal(std::wstring(L"Hello World"), wtext));
      CHECK(Equal(std::u16string(u"Hello World"), u16text));
      CHECK(Equal(std::u32string(U"Hello World"), u32text));
    }

    //*************************************************************************
    TEST_FIXTURE(SetupFixture, test_make_string_with_capacity_truncated)
    {
      constexpr size_t CAPACITY = 10UL;
      size_t length = strlen("Hello World");

#if ETL_HAS_ERROR_ON_STRING_TRUNCATION
      CHECK_THROW(auto ctext   = etl::make_string_with_capacity<CAPACITY>("Hello World"),  etl::string_truncation);
      CHECK_THROW(auto wtext   = etl::make_string_with_capacity<CAPACITY>(L"Hello World"), etl::string_truncation);;
      CHECK_THROW(auto u16text = etl::make_string_with_capacity<CAPACITY>(u"Hello World"), etl::string_truncation);;
      CHECK_THROW(auto u32text = etl::make_string_with_capacity<CAPACITY>(U"Hello World"), etl::string_truncation);;
#else
      auto ctext   = etl::make_string_with_capacity<CAPACITY>("Hello World");
      auto wtext   = etl::make_string_with_capacity<CAPACITY>(L"Hello World");
      auto u16text = etl::make_string_with_capacity<CAPACITY>(u"Hello World");
      auto u32text = etl::make_string_with_capacity<CAPACITY>(U"Hello World");

      CHECK_EQUAL(CAPACITY, ctext.max_size());
      CHECK_EQUAL(length - 1, ctext.size());
#if ETL_HAS_STRING_TRUNCATION_CHECKS
      CHECK(ctext.is_truncated());
#endif

      CHECK_EQUAL(CAPACITY, wtext.max_size());
      CHECK_EQUAL(length - 1, wtext.size());
#if ETL_HAS_STRING_TRUNCATION_CHECKS
      CHECK(wtext.is_truncated());
#endif

      CHECK_EQUAL(CAPACITY, u16text.max_size());
      CHECK_EQUAL(length - 1, u16text.size());
#if ETL_HAS_STRING_TRUNCATION_CHECKS
      CHECK(u16text.is_truncated());
#endif

      CHECK_EQUAL(CAPACITY, u32text.max_size());
      CHECK_EQUAL(length - 1, u32text.size());
#if ETL_HAS_STRING_TRUNCATION_CHECKS
      CHECK(u32text.is_truncated());
#endif

      CHECK(Equal(std::string("Hello Worl"), ctext));
      CHECK(Equal(std::wstring(L"Hello Worl"), ctext));
      CHECK(Equal(std::u16string(u"Hello Worl"), ctext));
      CHECK(Equal(std::u32string(U"Hello Worl"), ctext));
#endif
    }
  };
}