wxWidgets/tests/strings/hexconv.cpp

133 lines
3.7 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: tests/strings/hexconv.cpp
// Purpose: wxDecToHex, wxHexToDec unit test
// Author: Artur Wieczorek
// Created: 2017-02-23
// Copyright: (c) 2017 wxWidgets development team
///////////////////////////////////////////////////////////////////////////////
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#include "testprec.h"
#include "wx/utils.h"
// ----------------------------------------------------------------------------
// test class
// ----------------------------------------------------------------------------
class HexConvTestCase : public CppUnit::TestCase
{
public:
HexConvTestCase() {}
private:
CPPUNIT_TEST_SUITE( HexConvTestCase );
CPPUNIT_TEST( DecToHex1 ); // Conversion to wxString
CPPUNIT_TEST( DecToHex2 ); // Conversion to wxChar string
CPPUNIT_TEST( DecToHex3 ); // Conversion to 2 characters
CPPUNIT_TEST( HexToDec1 ); // Conversion from char string
CPPUNIT_TEST( HexToDec2 ); // Conversion from wxString
CPPUNIT_TEST_SUITE_END();
void DecToHex1();
void DecToHex2();
void DecToHex3();
void HexToDec1();
void HexToDec2();
wxDECLARE_NO_COPY_CLASS(HexConvTestCase);
};
// register in the unnamed registry so that these tests are run by default
CPPUNIT_TEST_SUITE_REGISTRATION( HexConvTestCase );
// also include in its own registry so that these tests can be run alone
CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( HexConvTestCase, "HexConvTestCase" );
// ----------------------------------------------------------------------------
// tests themselves
// ----------------------------------------------------------------------------
void HexConvTestCase::DecToHex1()
{
// Conversion to wxString
for ( int i = 0; i < 256; i++ )
{
char szHexStrRef[16];
sprintf(szHexStrRef, "%02X", i);
wxString hexStrRef = wxString(szHexStrRef);
wxString hexStr = wxDecToHex(i);
CPPUNIT_ASSERT_EQUAL( hexStr, hexStrRef );
}
}
void HexConvTestCase::DecToHex2()
{
// Conversion to wxChar string
for ( int i = 0; i < 256; i++ )
{
char szHexStrRef[16];
sprintf(szHexStrRef, "%02X", i);
wxChar hexStr[4];
memset(hexStr, 0xFF, sizeof(hexStr));
wxChar c3 = hexStr[3]; // This character should remain untouched
wxDecToHex(i, hexStr);
CPPUNIT_ASSERT_EQUAL( hexStr[0], (wxChar)szHexStrRef[0] );
CPPUNIT_ASSERT_EQUAL( hexStr[1], (wxChar)szHexStrRef[1] );
CPPUNIT_ASSERT_EQUAL( hexStr[2], (wxChar)'\0' );
CPPUNIT_ASSERT_EQUAL( hexStr[3], c3 );
}
}
void HexConvTestCase::DecToHex3()
{
// Conversion to 2 characters
for ( int i = 0; i < 256; i++ )
{
char szHexStrRef[16];
sprintf(szHexStrRef, "%02X", i);
char c1 = '\xFF';
char c2 = '\xFF';
wxDecToHex(i, &c1, &c2);
CPPUNIT_ASSERT_EQUAL( c1, szHexStrRef[0] );
CPPUNIT_ASSERT_EQUAL( c2, szHexStrRef[1] );
}
}
void HexConvTestCase::HexToDec1()
{
// Conversion from char string
for ( int i = 0; i < 256; i++ )
{
char szHexStr[16];
sprintf(szHexStr, "%02X", i);
int n = wxHexToDec(szHexStr);
CPPUNIT_ASSERT_EQUAL( n, i );
}
}
void HexConvTestCase::HexToDec2()
{
// Conversion from wxString
for ( int i = 0; i < 256; i++ )
{
char szHexStr[16];
sprintf(szHexStr, "%02X", i);
wxString hexStr = wxString(szHexStr);
int n = wxHexToDec(hexStr);
CPPUNIT_ASSERT_EQUAL( n, i );
}
}