tests/streams/datastreamtest.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/streams/datastreamtest.cpp
   3 // Purpose:     wxDataXXXStream Unit Test
   4 // Author:      Ryan Norton
   5 // Created:     2004-08-14
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2004 Ryan Norton
   8 ///////////////////////////////////////////////////////////////////////////////
   9
  10 // ----------------------------------------------------------------------------
  11 // headers
  12 // ----------------------------------------------------------------------------
  13
  14 #include "testprec.h"
  15
  16 #ifdef __BORLANDC__
  17     #pragma hdrstop
  18 #endif
  19
  20 #ifndef WX_PRECOMP
  21     #include "wx/wx.h"
  22 #endif // WX_PRECOMP
  23
  24 #include "wx/datstrm.h"
  25 #include "wx/wfstream.h"
  26
  27 #include <math.h> //HUGE
  28
  29 // ----------------------------------------------------------------------------
  30 // test class
  31 // ----------------------------------------------------------------------------
  32
  33 class DataStreamTestCase : public CppUnit::TestCase
  34 {
  35 public:
  36     DataStreamTestCase();
  37
  38 private:
  39     CPPUNIT_TEST_SUITE( DataStreamTestCase );
  40         CPPUNIT_TEST( FloatRW );
  41         CPPUNIT_TEST( DoubleRW );
  42         CPPUNIT_TEST( NaNRW );
  43     CPPUNIT_TEST_SUITE_END();
  44
  45     void FloatRW();
  46     void DoubleRW();
  47     void NaNRW();
  48
  49     DECLARE_NO_COPY_CLASS(DataStreamTestCase)
  50 };
  51
  52 // register in the unnamed registry so that these tests are run by default
  53 CPPUNIT_TEST_SUITE_REGISTRATION( DataStreamTestCase );
  54
  55 // also include in it's own registry so that these tests can be run alone
  56 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( DataStreamTestCase, "DataStreamTestCase" );
  57
  58 DataStreamTestCase::DataStreamTestCase()
  59 {
  60 }
  61
  62 wxFloat64 TestFloatRW(wxFloat64 fValue)
  63 {
  64     wxFileOutputStream* pFileOutput = new wxFileOutputStream( _T("mytext.dat") );
  65     wxDataOutputStream* pDataOutput = new wxDataOutputStream( *pFileOutput );
  66
  67     *pDataOutput << fValue;
  68
  69     delete pDataOutput;
  70     delete pFileOutput;
  71
  72     wxFileInputStream* pFileInput = new wxFileInputStream( _T("mytext.dat") );
  73     wxDataInputStream* pDataInput = new wxDataInputStream( *pFileInput );
  74
  75     wxFloat64 fInFloat;
  76
  77     *pDataInput >> fInFloat;
  78
  79     delete pDataInput;
  80     delete pFileInput;
  81
  82     return fInFloat;
  83 }
  84
  85 void DataStreamTestCase::FloatRW()
  86 {
  87     CPPUNIT_ASSERT( TestFloatRW(5.5) == 5.5 );
  88     CPPUNIT_ASSERT( TestFloatRW(5) == 5 );
  89     CPPUNIT_ASSERT( TestFloatRW(5.55) == 5.55 );
  90     CPPUNIT_ASSERT( TestFloatRW(55555.555555) == 55555.555555 );
  91 }
  92
  93 void DataStreamTestCase::DoubleRW()
  94 {
  95     CPPUNIT_ASSERT( TestFloatRW(2132131.1232132) == 2132131.1232132 );
  96     CPPUNIT_ASSERT( TestFloatRW(21321343431.1232143432) == 21321343431.1232143432 );
  97 }
  98
  99 void DataStreamTestCase::NaNRW()
 100 {
 101     //TODO?
 102 }
 103
 104