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#ifndef C4CORE_SINGLE_HEADER
#include "c4/char_traits.hpp"
#endif
#include "c4/test.hpp"
namespace c4 {
TEST_CASE("num_needed_chars.char")
{
CHECK_EQ(num_needed_chars<char>(0), 0);
CHECK_EQ(num_needed_chars<char>(1), 1);
CHECK_EQ(num_needed_chars<char>(2), 2);
CHECK_EQ(num_needed_chars<char>(3), 3);
CHECK_EQ(num_needed_chars<char>(4), 4);
for(int i = 0; i < 100; ++i)
{
CHECK_EQ(num_needed_chars<char>(i), i);
}
}
TEST_CASE("num_needed_chars.wchar_t")
{
#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable : 4127) // C4127: conditional expression is constant
#endif
if(sizeof(wchar_t) == 2)
{
CHECK_EQ(num_needed_chars<wchar_t>( 0), 0);
CHECK_EQ(num_needed_chars<wchar_t>( 1), 1);
CHECK_EQ(num_needed_chars<wchar_t>( 2), 1);
CHECK_EQ(num_needed_chars<wchar_t>( 3), 2);
CHECK_EQ(num_needed_chars<wchar_t>( 4), 2);
CHECK_EQ(num_needed_chars<wchar_t>( 97), 49);
CHECK_EQ(num_needed_chars<wchar_t>( 98), 49);
CHECK_EQ(num_needed_chars<wchar_t>( 99), 50);
CHECK_EQ(num_needed_chars<wchar_t>(100), 50);
CHECK_EQ(num_needed_chars<wchar_t>(101), 51);
}
else if(sizeof(wchar_t) == 4)
{
CHECK_EQ(num_needed_chars<wchar_t>( 0), 0);
CHECK_EQ(num_needed_chars<wchar_t>( 1), 1);
CHECK_EQ(num_needed_chars<wchar_t>( 2), 1);
CHECK_EQ(num_needed_chars<wchar_t>( 3), 1);
CHECK_EQ(num_needed_chars<wchar_t>( 4), 1);
CHECK_EQ(num_needed_chars<wchar_t>( 5), 2);
CHECK_EQ(num_needed_chars<wchar_t>( 6), 2);
CHECK_EQ(num_needed_chars<wchar_t>( 7), 2);
CHECK_EQ(num_needed_chars<wchar_t>( 8), 2);
CHECK_EQ(num_needed_chars<wchar_t>( 93), 24);
CHECK_EQ(num_needed_chars<wchar_t>( 94), 24);
CHECK_EQ(num_needed_chars<wchar_t>( 95), 24);
CHECK_EQ(num_needed_chars<wchar_t>( 96), 24);
CHECK_EQ(num_needed_chars<wchar_t>( 97), 25);
CHECK_EQ(num_needed_chars<wchar_t>( 98), 25);
CHECK_EQ(num_needed_chars<wchar_t>( 99), 25);
CHECK_EQ(num_needed_chars<wchar_t>(100), 25);
CHECK_EQ(num_needed_chars<wchar_t>(101), 26);
}
#if defined(_MSC_VER)
#pragma warning(pop)
#endif
}
} // namespace c4
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