test_utf8.cpp

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/*
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 *
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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#include <qa_utils/wx_utils/unit_test_utils.h>
 
#include <core/utf8.h>
 
#include <algorithm>
#include <iostream>
 
#define UTF8_INIT "This is a test of UTF-8: ü‱☺😕😱"
struct Utf8Fixture
{
};
 
 
BOOST_FIXTURE_TEST_SUITE( Utf8, Utf8Fixture )
 
 
 
BOOST_AUTO_TEST_CASE( Utf8AndStdString )
{
 std::string str { UTF8_INIT };
 
 UTF8 utf8_inited { UTF8_INIT };
 UTF8 utf8_copied_from_stdstr = str;
 
 BOOST_CHECK_EQUAL( utf8_inited, utf8_copied_from_stdstr );
 
 UTF8 utf8_copied_from_utf8 = utf8_inited;
 
 BOOST_CHECK_EQUAL( utf8_inited, utf8_copied_from_utf8 );
}
 
 
BOOST_AUTO_TEST_CASE( Utf8AndWx )
{
 UTF8 utf8_inited { UTF8_INIT };
 wxString wx_inited = wxString::FromUTF8( UTF8_INIT );
 
 // Check that we can copy convert WxString and compare
 wxString wx_copied_from_utf8 = utf8_inited;
 BOOST_CHECK_EQUAL( wx_inited, wx_copied_from_utf8 );
 
 // Check we can copy-construct from a WxString
 UTF8 utf8_copied_from_wxstring = wx_inited;
 BOOST_CHECK_EQUAL( utf8_inited, utf8_copied_from_wxstring );
}
 
BOOST_AUTO_TEST_CASE( UniIterNull )
{
 UTF8::uni_iter it;
 const UTF8::uni_iter null;
 
 // Check nulls are equivalent
 BOOST_CHECK( it == null );
 
 // check null string start == end
 UTF8 uNull { "" };
 BOOST_CHECK( uNull.ubegin() == uNull.uend() );
}
 
BOOST_AUTO_TEST_CASE( UniIterIncrement )
{
 UTF8 u0 { "inp\ua740t" };
 
 UTF8::uni_iter it;
 const UTF8::uni_iter begin = u0.ubegin();
 const UTF8::uni_iter end = u0.uend();
 
 // Check copy-construction and equality operator
 it = begin;
 BOOST_CHECK( it == begin );
 BOOST_CHECK( it >= begin );
 
 // Check de-referencing
 BOOST_CHECK_EQUAL( *it, 'i' );
 
 // postfix increment - normal char and inequality operators
 it++;
 BOOST_CHECK( it != begin );
 BOOST_CHECK( it > begin );
 BOOST_CHECK( !( begin >= it ) );
 BOOST_CHECK( it < end );
 BOOST_CHECK( it <= end );
 BOOST_CHECK_EQUAL( *it, 'n' );
 
 // prefix increment - normal char
 ++it;
 BOOST_CHECK_EQUAL( *it, 'p' );
 
 // increment to a unicode char
 ++it;
 BOOST_CHECK_EQUAL( *it, 0xA740 );
 
 // and again to the next char - normal again
 ++it;
 BOOST_CHECK_EQUAL( *it, 't' );
 
 // and now we should be at the end
 ++it;
 BOOST_CHECK( it == end );
 BOOST_CHECK( it <= end );
 BOOST_CHECK( !( it < end ) );
}
 
 
BOOST_AUTO_TEST_SUITE_END()