tests/streams/textstreamtest.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/uris/uris.cpp
   3 // Purpose:     wxTextXXXStream 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/txtstrm.h"
  25 #include "wx/wfstream.h"
  26
  27 #if wxUSE_LONGLONG
  28 #include "wx/longlong.h"
  29 #endif
  30
  31 // ----------------------------------------------------------------------------
  32 // test class
  33 // ----------------------------------------------------------------------------
  34
  35 class TextStreamTestCase : public CppUnit::TestCase
  36 {
  37 public:
  38     TextStreamTestCase();
  39
  40 private:
  41     CPPUNIT_TEST_SUITE( TextStreamTestCase );
  42         CPPUNIT_TEST( Endline );
  43 #if wxUSE_LONGLONG
  44         CPPUNIT_TEST( TestLongLong );
  45         CPPUNIT_TEST( TestLongLong );
  46 #endif
  47     CPPUNIT_TEST_SUITE_END();
  48
  49     void Endline();
  50 #if wxUSE_LONGLONG
  51     void TestLongLong();
  52     void TestULongLong();
  53 #endif // wxUSE_LONGLONG
  54
  55
  56     DECLARE_NO_COPY_CLASS(TextStreamTestCase)
  57 };
  58
  59 // register in the unnamed registry so that these tests are run by default
  60 CPPUNIT_TEST_SUITE_REGISTRATION( TextStreamTestCase );
  61
  62 // also include in it's own registry so that these tests can be run alone
  63 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( TextStreamTestCase, "TextStreamTestCase" );
  64
  65 TextStreamTestCase::TextStreamTestCase()
  66 {
  67 }
  68
  69 #if defined(__WXMSW__) || defined(__WXPM__)
  70 #   define NEWLINE "\r\n"
  71 #   define NEWLINELEN 2
  72 #elif defined(__WXMAC__) && !defined(__DARWIN__)
  73 #   define NEWLINE "\r"
  74 #   define NEWLINELEN 1
  75 #else
  76 #   define NEWLINE "\n"
  77 #   define NEWLINELEN 1
  78 #endif
  79
  80 void TextStreamTestCase::Endline()
  81 {
  82     wxFileOutputStream* pOutFile = new wxFileOutputStream(_T("test.txt"));
  83     wxTextOutputStream* pOutText = new wxTextOutputStream(*pOutFile);
  84     *pOutText   << _T("Test text") << endl
  85                 << _T("More Testing Text (There should be newline before this)");
  86
  87     delete pOutText;
  88     delete pOutFile;
  89
  90     wxFileInputStream* pInFile = new wxFileInputStream(_T("test.txt"));
  91
  92     char szIn[9 + NEWLINELEN];
  93
  94     pInFile->Read(szIn, 9 + NEWLINELEN);
  95
  96     CPPUNIT_ASSERT( memcmp(&szIn[9], NEWLINE, NEWLINELEN) == 0 );
  97
  98     delete pInFile;
  99 }
 100
 101 #if wxUSE_LONGLONG
 102
 103 template <typename T>
 104 static void DoTestRoundTrip(const T *values, size_t numValues)
 105 {
 106     {
 107         wxFileOutputStream fileOut(_T("test.txt"));
 108         wxTextOutputStream textOut(fileOut);
 109
 110         for ( size_t n = 0; n < numValues; n++ )
 111         {
 112             textOut << values[n] << endl;
 113         }
 114     }
 115
 116     {
 117         wxFileInputStream fileIn(_T("test.txt"));
 118         wxTextInputStream textIn(fileIn);
 119
 120         T value;
 121         for ( size_t n = 0; n < numValues; n++ )
 122         {
 123             textIn >> value;
 124
 125             CPPUNIT_ASSERT( value == values[n] );
 126         }
 127     }
 128 }
 129
 130 void TextStreamTestCase::TestLongLong()
 131 {
 132     static const wxLongLong llvalues[] =
 133     {
 134         0,
 135         1,
 136         -1,
 137         0x12345678l,
 138         -0x12345678l,
 139         wxLL(0x123456789abcdef0),
 140         wxLL(-0x123456789abcdef0),
 141     };
 142
 143     DoTestRoundTrip(llvalues, WXSIZEOF(llvalues));
 144 }
 145
 146 void TextStreamTestCase::TestULongLong()
 147 {
 148     static const wxULongLong ullvalues[] =
 149     {
 150         0,
 151         1,
 152         0x12345678l,
 153         wxULL(0x123456789abcdef0),
 154     };
 155
 156     DoTestRoundTrip(ullvalues, WXSIZEOF(ullvalues));
 157 }
 158
 159 #endif // wxUSE_LONGLONG
 160