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 #include "wx/math.h"
  27
  28 // ----------------------------------------------------------------------------
  29 // test class
  30 // ----------------------------------------------------------------------------
  31
  32 class DataStreamTestCase : public CppUnit::TestCase
  33 {
  34 public:
  35     DataStreamTestCase();
  36
  37 private:
  38     CPPUNIT_TEST_SUITE( DataStreamTestCase );
  39         CPPUNIT_TEST( FloatRW );
  40         CPPUNIT_TEST( DoubleRW );
  41         CPPUNIT_TEST( NaNRW );
  42     CPPUNIT_TEST_SUITE_END();
  43
  44     void FloatRW();
  45     void DoubleRW();
  46     void NaNRW();
  47
  48     DECLARE_NO_COPY_CLASS(DataStreamTestCase)
  49 };
  50
  51 // register in the unnamed registry so that these tests are run by default
  52 CPPUNIT_TEST_SUITE_REGISTRATION( DataStreamTestCase );
  53
  54 // also include in it's own registry so that these tests can be run alone
  55 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( DataStreamTestCase, "DataStreamTestCase" );
  56
  57 DataStreamTestCase::DataStreamTestCase()
  58 {
  59 }
  60
  61 wxFloat64 TestFloatRW(wxFloat64 fValue)
  62 {
  63     wxFileOutputStream* pFileOutput = new wxFileOutputStream( _T("mytext.dat") );
  64     wxDataOutputStream* pDataOutput = new wxDataOutputStream( *pFileOutput );
  65
  66     *pDataOutput << fValue;
  67
  68     delete pDataOutput;
  69     delete pFileOutput;
  70
  71     wxFileInputStream* pFileInput = new wxFileInputStream( _T("mytext.dat") );
  72     wxDataInputStream* pDataInput = new wxDataInputStream( *pFileInput );
  73
  74     wxFloat64 fInFloat;
  75
  76     *pDataInput >> fInFloat;
  77
  78     delete pDataInput;
  79     delete pFileInput;
  80
  81     return fInFloat;
  82 }
  83
  84 void DataStreamTestCase::FloatRW()
  85 {
  86     CPPUNIT_ASSERT( TestFloatRW(5.5) == 5.5 );
  87     CPPUNIT_ASSERT( TestFloatRW(5) == 5 );
  88     CPPUNIT_ASSERT( TestFloatRW(5.55) == 5.55 );
  89     CPPUNIT_ASSERT( TestFloatRW(55555.555555) == 55555.555555 );
  90 }
  91
  92 void DataStreamTestCase::DoubleRW()
  93 {
  94     CPPUNIT_ASSERT( TestFloatRW(2132131.1232132) == 2132131.1232132 );
  95     CPPUNIT_ASSERT( TestFloatRW(21321343431.1232143432) == 21321343431.1232143432 );
  96 }
  97
  98 void DataStreamTestCase::NaNRW()
  99 {
 100     //TODO?
 101 }
 102
 103