Read/write the entire string and not just the part until the first NUL in it. Closes #17556.
		
			
				
	
	
		
			308 lines
		
	
	
		
			8.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			308 lines
		
	
	
		
			8.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| ///////////////////////////////////////////////////////////////////////////////
 | |
| // Name:        tests/streams/datastreamtest.cpp
 | |
| // Purpose:     wxDataXXXStream Unit Test
 | |
| // Author:      Ryan Norton
 | |
| // Created:     2004-08-14
 | |
| // Copyright:   (c) 2004 Ryan Norton
 | |
| ///////////////////////////////////////////////////////////////////////////////
 | |
| 
 | |
| // ----------------------------------------------------------------------------
 | |
| // headers
 | |
| // ----------------------------------------------------------------------------
 | |
| 
 | |
| #include "testprec.h"
 | |
| 
 | |
| #ifdef __BORLANDC__
 | |
|     #pragma hdrstop
 | |
| #endif
 | |
| 
 | |
| #ifndef WX_PRECOMP
 | |
|     #include "wx/wx.h"
 | |
| #endif // WX_PRECOMP
 | |
| 
 | |
| #include <vector>
 | |
| 
 | |
| #include "wx/datstrm.h"
 | |
| #include "wx/wfstream.h"
 | |
| #include "wx/math.h"
 | |
| 
 | |
| // ----------------------------------------------------------------------------
 | |
| // test class
 | |
| // ----------------------------------------------------------------------------
 | |
| 
 | |
| class DataStreamTestCase : public CppUnit::TestCase
 | |
| {
 | |
| public:
 | |
|     DataStreamTestCase();
 | |
| 
 | |
| private:
 | |
|     CPPUNIT_TEST_SUITE( DataStreamTestCase );
 | |
|         CPPUNIT_TEST( FloatRW );
 | |
|         CPPUNIT_TEST( DoubleRW );
 | |
|         CPPUNIT_TEST( StringRW );
 | |
| #if wxUSE_LONGLONG
 | |
|         CPPUNIT_TEST( LongLongRW );
 | |
| #endif
 | |
| #if wxHAS_INT64
 | |
|         CPPUNIT_TEST( Int64RW );
 | |
| #endif
 | |
|         CPPUNIT_TEST( NaNRW );
 | |
|         CPPUNIT_TEST( PseudoTest_UseBigEndian );
 | |
|         CPPUNIT_TEST( FloatRW );
 | |
|         CPPUNIT_TEST( DoubleRW );
 | |
|         // Only test standard IEEE 754 formats if we're using IEEE extended
 | |
|         // format by default, otherwise the tests above already covered them.
 | |
| #if wxUSE_APPLE_IEEE
 | |
|         CPPUNIT_TEST( PseudoTest_UseIEEE754 );
 | |
|         CPPUNIT_TEST( FloatRW );
 | |
|         CPPUNIT_TEST( DoubleRW );
 | |
|         // Also retest little endian version with standard formats.
 | |
|         CPPUNIT_TEST( PseudoTest_UseLittleEndian );
 | |
|         CPPUNIT_TEST( FloatRW );
 | |
|         CPPUNIT_TEST( DoubleRW );
 | |
| #endif // wxUSE_APPLE_IEEE
 | |
|     CPPUNIT_TEST_SUITE_END();
 | |
| 
 | |
|     wxFloat64 TestFloatRW(wxFloat64 fValue);
 | |
| 
 | |
|     void FloatRW();
 | |
|     void DoubleRW();
 | |
|     void StringRW();
 | |
| #if wxUSE_LONGLONG
 | |
|     void LongLongRW();
 | |
| #endif
 | |
| #if wxHAS_INT64
 | |
|     void Int64RW();
 | |
| #endif
 | |
|     void NaNRW();
 | |
| 
 | |
|     void PseudoTest_UseBigEndian() { ms_useBigEndianFormat = true; }
 | |
|     void PseudoTest_UseLittleEndian() { ms_useBigEndianFormat = false; }
 | |
| #if wxUSE_APPLE_IEEE
 | |
|     void PseudoTest_UseIEEE754() { ms_useIEEE754 = true; }
 | |
| #endif // wxUSE_APPLE_IEEE
 | |
| 
 | |
|     static bool ms_useBigEndianFormat;
 | |
| #if wxUSE_APPLE_IEEE
 | |
|     static bool ms_useIEEE754;
 | |
| #endif // wxUSE_APPLE_IEEE
 | |
| 
 | |
|     wxDECLARE_NO_COPY_CLASS(DataStreamTestCase);
 | |
| };
 | |
| 
 | |
| // register in the unnamed registry so that these tests are run by default
 | |
| CPPUNIT_TEST_SUITE_REGISTRATION( DataStreamTestCase );
 | |
| 
 | |
| // also include in its own registry so that these tests can be run alone
 | |
| CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( DataStreamTestCase, "DataStreamTestCase" );
 | |
| 
 | |
| bool DataStreamTestCase::ms_useBigEndianFormat = false;
 | |
| #if wxUSE_APPLE_IEEE
 | |
| bool DataStreamTestCase::ms_useIEEE754 = false;
 | |
| #endif // wxUSE_APPLE_IEEE
 | |
| 
 | |
| DataStreamTestCase::DataStreamTestCase()
 | |
| {
 | |
| }
 | |
| 
 | |
| wxFloat64 DataStreamTestCase::TestFloatRW(wxFloat64 fValue)
 | |
| {
 | |
|     {
 | |
|         wxFileOutputStream pFileOutput( wxT("mytext.dat") );
 | |
|         wxDataOutputStream pDataOutput( pFileOutput );
 | |
|         if ( ms_useBigEndianFormat )
 | |
|             pDataOutput.BigEndianOrdered(true);
 | |
| 
 | |
| #if wxUSE_APPLE_IEEE
 | |
|         if ( ms_useIEEE754 )
 | |
|             pDataOutput.UseBasicPrecisions();
 | |
| #endif // wxUSE_APPLE_IEEE
 | |
| 
 | |
|         pDataOutput << fValue;
 | |
|     }
 | |
| 
 | |
|     wxFileInputStream pFileInput( wxT("mytext.dat") );
 | |
|     wxDataInputStream pDataInput( pFileInput );
 | |
|     if ( ms_useBigEndianFormat )
 | |
|         pDataInput.BigEndianOrdered(true);
 | |
| 
 | |
| #if wxUSE_APPLE_IEEE
 | |
|     if ( ms_useIEEE754 )
 | |
|         pDataInput.UseBasicPrecisions();
 | |
| #endif // wxUSE_APPLE_IEEE
 | |
| 
 | |
|     wxFloat64 fInFloat;
 | |
| 
 | |
|     pDataInput >> fInFloat;
 | |
| 
 | |
|     return fInFloat;
 | |
| }
 | |
| 
 | |
| template <class T>
 | |
| class TestMultiRW {
 | |
| public:
 | |
|     typedef std::vector<T> ValueArray;
 | |
|     typedef void (wxDataOutputStream::*FnWriter)(const T *buffer, size_t size);
 | |
|     typedef void (wxDataInputStream::*FnReader)(T *buffer, size_t size);
 | |
| 
 | |
| private:
 | |
|     bool m_ok;
 | |
| 
 | |
| private:
 | |
|     void ProcessData(const T *Values,
 | |
|                      typename ValueArray::size_type Size,
 | |
|                      FnWriter pfnWriter,
 | |
|                      FnReader pfnReader)
 | |
|     {
 | |
|         ValueArray InValues(Size);
 | |
| 
 | |
|         {
 | |
|             wxFileOutputStream FileOutput( wxT("mytext.dat") );
 | |
|             wxDataOutputStream DataOutput( FileOutput );
 | |
| 
 | |
|             (DataOutput.*pfnWriter)(Values, Size);
 | |
|         }
 | |
| 
 | |
|         {
 | |
|             wxFileInputStream FileInput( wxT("mytext.dat") );
 | |
|             wxDataInputStream DataInput( FileInput );
 | |
| 
 | |
|             (DataInput.*pfnReader)(&*InValues.begin(), InValues.size());
 | |
|         }
 | |
| 
 | |
|         m_ok = true;
 | |
|         for (typename ValueArray::size_type idx=0; idx!=Size; ++idx) {
 | |
|             if (InValues[idx]!=Values[idx]) {
 | |
|                 m_ok = false;
 | |
|                 break;
 | |
|             }
 | |
|         }
 | |
|     }
 | |
| 
 | |
| 
 | |
| public:
 | |
|     TestMultiRW(const T *Values,
 | |
|                 size_t Size,
 | |
|                 FnWriter pfnWriter,
 | |
|                 FnReader pfnReader)
 | |
|     {
 | |
|         ProcessData(Values, (typename ValueArray::size_type) Size, pfnWriter, pfnReader);
 | |
|     }
 | |
|     TestMultiRW(const ValueArray &Values,
 | |
|                 FnWriter pfnWriter,
 | |
|                 FnReader pfnReader)
 | |
|     {
 | |
|         ProcessData(&*Values.begin(), Values.size(), pfnWriter, pfnReader);
 | |
|     }
 | |
| 
 | |
|     bool IsOk() const
 | |
|     {
 | |
|         return m_ok;
 | |
|     }
 | |
| };
 | |
| 
 | |
| template <class T>
 | |
| static
 | |
| T TestRW(const T &Value)
 | |
| {
 | |
|     T InValue;
 | |
| 
 | |
|     {
 | |
|         wxFileOutputStream FileOutput( wxT("mytext.dat") );
 | |
|         wxDataOutputStream DataOutput( FileOutput );
 | |
| 
 | |
|         DataOutput << Value;
 | |
|     }
 | |
| 
 | |
|     {
 | |
|         wxFileInputStream FileInput( wxT("mytext.dat") );
 | |
|         wxDataInputStream DataInput( FileInput );
 | |
| 
 | |
|         DataInput >> InValue;
 | |
|     }
 | |
| 
 | |
|     return InValue;
 | |
| }
 | |
| 
 | |
| void DataStreamTestCase::FloatRW()
 | |
| {
 | |
|     CPPUNIT_ASSERT( TestFloatRW(5.5) == 5.5 );
 | |
|     CPPUNIT_ASSERT( TestFloatRW(5) == 5 );
 | |
|     CPPUNIT_ASSERT( TestFloatRW(5.55) == 5.55 );
 | |
|     CPPUNIT_ASSERT( TestFloatRW(55555.555555) == 55555.555555 );
 | |
| }
 | |
| 
 | |
| void DataStreamTestCase::DoubleRW()
 | |
| {
 | |
|     CPPUNIT_ASSERT( TestFloatRW(2132131.1232132) == 2132131.1232132 );
 | |
|     CPPUNIT_ASSERT( TestFloatRW(21321343431.1232143432) == 21321343431.1232143432 );
 | |
| }
 | |
| 
 | |
| void DataStreamTestCase::StringRW()
 | |
| {
 | |
|     wxString s(wxT("Test1"));
 | |
|     CPPUNIT_ASSERT_EQUAL( TestRW(s), s );
 | |
| 
 | |
|     s.append(2, wxT('\0'));
 | |
|     s.append(wxT("Test2"));
 | |
|     CPPUNIT_ASSERT_EQUAL( TestRW(s), s );
 | |
| 
 | |
|     s = wxString::FromUTF8("\xc3\xbc"); // U+00FC LATIN SMALL LETTER U WITH DIAERESIS
 | |
|     CPPUNIT_ASSERT_EQUAL( TestRW(s), s );
 | |
| }
 | |
| 
 | |
| #if wxUSE_LONGLONG
 | |
| void DataStreamTestCase::LongLongRW()
 | |
| {
 | |
|     TestMultiRW<wxLongLong>::ValueArray ValuesLL;
 | |
|     TestMultiRW<wxULongLong>::ValueArray ValuesULL;
 | |
| 
 | |
|     ValuesLL.push_back(wxLongLong(0l));
 | |
|     ValuesLL.push_back(wxLongLong(1l));
 | |
|     ValuesLL.push_back(wxLongLong(-1l));
 | |
|     ValuesLL.push_back(wxLongLong(0x12345678l));
 | |
|     ValuesLL.push_back(wxLongLong(0x12345678l, 0xabcdef01l));
 | |
| 
 | |
|     ValuesULL.push_back(wxULongLong(0l));
 | |
|     ValuesULL.push_back(wxULongLong(1l));
 | |
|     ValuesULL.push_back(wxULongLong(0x12345678l));
 | |
|     ValuesULL.push_back(wxULongLong(0x12345678l, 0xabcdef01l));
 | |
| 
 | |
|     CPPUNIT_ASSERT( TestRW(wxLongLong(0x12345678l)) == wxLongLong(0x12345678l) );
 | |
|     CPPUNIT_ASSERT( TestRW(wxLongLong(0x12345678l, 0xabcdef01l)) == wxLongLong(0x12345678l, 0xabcdef01l) );
 | |
|     CPPUNIT_ASSERT( TestMultiRW<wxLongLong>(ValuesLL, &wxDataOutputStream::WriteLL, &wxDataInputStream::ReadLL).IsOk() );
 | |
|     CPPUNIT_ASSERT( TestMultiRW<wxULongLong>(ValuesULL, &wxDataOutputStream::WriteLL, &wxDataInputStream::ReadLL).IsOk() );
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #if wxHAS_INT64
 | |
| void DataStreamTestCase::Int64RW()
 | |
| {
 | |
|     TestMultiRW<wxInt64>::ValueArray ValuesI64;
 | |
|     TestMultiRW<wxUint64>::ValueArray ValuesUI64;
 | |
| 
 | |
|     ValuesI64.push_back(wxInt64(0l));
 | |
|     ValuesI64.push_back(wxInt64(1l));
 | |
|     ValuesI64.push_back(wxInt64(-1l));
 | |
|     ValuesI64.push_back(wxInt64(0x12345678l));
 | |
|     ValuesI64.push_back((wxInt64(0x12345678l) << 32) + wxInt64(0xabcdef01l));
 | |
| 
 | |
|     ValuesUI64.push_back(wxUint64(0l));
 | |
|     ValuesUI64.push_back(wxUint64(1l));
 | |
|     ValuesUI64.push_back(wxUint64(0x12345678l));
 | |
|     ValuesUI64.push_back((wxUint64(0x12345678l) << 32) + wxUint64(0xabcdef01l));
 | |
| 
 | |
|     CPPUNIT_ASSERT( TestRW(wxUint64(0x12345678l)) == wxUint64(0x12345678l) );
 | |
|     CPPUNIT_ASSERT( TestRW((wxUint64(0x12345678l) << 32) + wxUint64(0xabcdef01l)) == (wxUint64(0x12345678l) << 32) + wxUint64(0xabcdef01l) );
 | |
|     CPPUNIT_ASSERT( TestMultiRW<wxInt64>(ValuesI64, &wxDataOutputStream::Write64, &wxDataInputStream::Read64).IsOk() );
 | |
|     CPPUNIT_ASSERT( TestMultiRW<wxUint64>(ValuesUI64, &wxDataOutputStream::Write64, &wxDataInputStream::Read64).IsOk() );
 | |
| }
 | |
| #endif
 | |
| 
 | |
| void DataStreamTestCase::NaNRW()
 | |
| {
 | |
|     //TODO?
 | |
| }
 | |
| 
 | |
| 
 |