tests/font/fonttest.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/font/fonttest.cpp
   3 // Purpose:     wxFont unit test
   4 // Author:      Francesco Montorsi
   5 // Created:     16.3.09
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2009 Francesco Montorsi
   8 // Licence:     wxWindows licence
   9 ///////////////////////////////////////////////////////////////////////////////
  10
  11 // ----------------------------------------------------------------------------
  12 // headers
  13 // ----------------------------------------------------------------------------
  14
  15 #include "testprec.h"
  16
  17 #ifdef __BORLANDC__
  18     #pragma hdrstop
  19 #endif
  20
  21 #ifndef WX_PRECOMP
  22     #include "wx/wx.h"
  23 #endif // WX_PRECOMP
  24
  25 #if wxUSE_FONTMAP
  26
  27 #include "wx/font.h"
  28
  29 // ----------------------------------------------------------------------------
  30 // test class
  31 // ----------------------------------------------------------------------------
  32
  33 class FontTestCase : public CppUnit::TestCase
  34 {
  35 public:
  36     FontTestCase() { }
  37
  38 private:
  39     CPPUNIT_TEST_SUITE( FontTestCase );
  40         CPPUNIT_TEST( GetSet );
  41     CPPUNIT_TEST_SUITE_END();
  42
  43     void GetSet();
  44
  45     DECLARE_NO_COPY_CLASS(FontTestCase)
  46 };
  47
  48 // register in the unnamed registry so that these tests are run by default
  49 CPPUNIT_TEST_SUITE_REGISTRATION( FontTestCase );
  50
  51 // also include in it's own registry so that these tests can be run alone
  52 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( FontTestCase, "FontTestCase" );
  53
  54 wxString DumpFont(const wxFont *font)
  55 {
  56     // dumps the internal properties of a wxFont in the same order they
  57     // are checked by wxFontBase::operator==()
  58
  59     wxASSERT(font->IsOk());
  60
  61     wxString s;
  62     s.Printf(wxS("%d-%d;%d-%d-%d-%d-%d-%s-%d"),
  63              font->GetPointSize(),
  64              font->GetPixelSize().x,
  65              font->GetPixelSize().y,
  66              font->GetFamily(),
  67              font->GetStyle(),
  68              font->GetWeight(),
  69              font->GetUnderlined() ? 1 : 0,
  70              font->GetFaceName(),
  71              font->GetEncoding());
  72
  73     return s;
  74 }
  75
  76 void FontTestCase::GetSet()
  77 {
  78     static const wxFont testfonts[] =
  79     {
  80         *wxNORMAL_FONT,
  81         *wxSMALL_FONT,
  82         *wxITALIC_FONT,
  83         *wxSWISS_FONT,
  84         wxFont(5, wxFONTFAMILY_TELETYPE, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL)
  85     };
  86
  87     for ( size_t n = 0; n < WXSIZEOF(testfonts); n++ )
  88     {
  89         wxFont test(testfonts[n]);
  90
  91         // remember: getters can only be called when wxFont::IsOk() == true
  92         CPPUNIT_ASSERT( test.IsOk() );
  93
  94
  95         // test Get/SetFaceName()
  96
  97         const wxString& fn = test.GetFaceName();
  98         CPPUNIT_ASSERT( !fn.empty() );
  99
 100         CPPUNIT_ASSERT( !test.SetFaceName("a dummy face name") );
 101         CPPUNIT_ASSERT( !test.IsOk() );
 102
 103         CPPUNIT_ASSERT( test.SetFaceName(fn) );
 104         CPPUNIT_ASSERT( test.IsOk() );
 105
 106
 107         // test Get/SetFamily()
 108
 109         test.SetFamily( wxFONTFAMILY_ROMAN );
 110         CPPUNIT_ASSERT( test.IsOk() );
 111         CPPUNIT_ASSERT( wxFONTFAMILY_ROMAN == test.GetFamily() ||
 112                         wxFONTFAMILY_UNKNOWN == test.GetFamily() );
 113             // note that there is always the possibility that GetFamily() returns
 114             // wxFONTFAMILY_UNKNOWN so that we consider it as a valid return value
 115
 116
 117         // test Get/SetEncoding()
 118
 119         //test.SetEncoding( wxFONTENCODING_KOI8 );
 120         //CPPUNIT_ASSERT( test.IsOk() );
 121         //CPPUNIT_ASSERT_EQUAL( wxFONTENCODING_KOI8 , test.GetEncoding() );
 122
 123
 124         // test Get/SetNativeFontInfo
 125
 126         const wxString& nid = test.GetNativeFontInfoDesc();
 127         CPPUNIT_ASSERT( !nid.empty() );
 128             // documented to be never empty
 129
 130         wxFont temp;
 131         CPPUNIT_ASSERT( temp.SetNativeFontInfo(nid) );
 132         CPPUNIT_ASSERT( temp.IsOk() );
 133         WX_ASSERT_MESSAGE(
 134             ("Test #%lu failed\ndump of test font: \"%s\"\ndump of temp font: \"%s\"", \
 135              n, DumpFont(&test), DumpFont(&temp)),
 136             temp == test );
 137
 138
 139         // test Get/SetNativeFontInfoUserDesc
 140
 141         const wxString& niud = test.GetNativeFontInfoUserDesc();
 142         CPPUNIT_ASSERT( !niud.empty() );
 143             // documented to be never empty
 144
 145         wxFont temp2;
 146         CPPUNIT_ASSERT( temp2.SetNativeFontInfoUserDesc(niud) );
 147         CPPUNIT_ASSERT( temp2.IsOk() );
 148
 149 #ifdef __WXGTK__
 150         // Pango saves/restores all font info in the user-friendly string:
 151         WX_ASSERT_MESSAGE(
 152             ("Test #%lu failed; native info user desc was \"%s\" for test and \"%s\" for temp2", \
 153              n, niud, temp2.GetNativeFontInfoUserDesc()),
 154             temp2 == test );
 155 #else
 156         // NOTE: as documented GetNativeFontInfoUserDesc/SetNativeFontInfoUserDesc
 157         //       are not granted to save/restore all font info.
 158         //       In fact e.g. the font family is not saved at all; test only those
 159         //       info which GetNativeFontInfoUserDesc() does indeed save:
 160         CPPUNIT_ASSERT_EQUAL( test.GetWeight(), temp2.GetWeight() );
 161         CPPUNIT_ASSERT_EQUAL( test.GetStyle(), temp2.GetStyle() );
 162         CPPUNIT_ASSERT( test.GetFaceName().CmpNoCase(temp2.GetFaceName()) == 0 );
 163         CPPUNIT_ASSERT_EQUAL( test.GetPointSize(), temp2.GetPointSize() );
 164         CPPUNIT_ASSERT_EQUAL( test.GetEncoding(), temp2.GetEncoding() );
 165 #endif
 166
 167
 168         // test Get/SetPointSize()
 169
 170         test.SetPointSize(30);
 171         CPPUNIT_ASSERT( test.IsOk() );
 172         CPPUNIT_ASSERT_EQUAL( 30, test.GetPointSize() );
 173
 174
 175         // test Get/SetPixelSize()
 176
 177         test.SetPixelSize(wxSize(0,30));
 178         CPPUNIT_ASSERT( test.IsOk() );
 179         CPPUNIT_ASSERT( test.GetPixelSize().GetHeight() <= 30 );
 180             // NOTE: the match found by SetPixelSize() may be not 100% precise; it
 181             //       only grants that a font smaller than the required height will
 182             //       be selected
 183
 184
 185         // test Get/SetStyle()
 186
 187         test.SetStyle(wxFONTSTYLE_SLANT);
 188         CPPUNIT_ASSERT( test.IsOk() );
 189 #ifdef __WXMSW__
 190         // on wxMSW wxFONTSTYLE_SLANT==wxFONTSTYLE_ITALIC
 191         CPPUNIT_ASSERT( wxFONTSTYLE_SLANT == test.GetStyle() ||
 192                         wxFONTSTYLE_ITALIC == test.GetStyle() );
 193 #else
 194         CPPUNIT_ASSERT_EQUAL( wxFONTSTYLE_SLANT, test.GetStyle() );
 195 #endif
 196
 197         // test Get/SetUnderlined()
 198
 199         test.SetUnderlined(true);
 200         CPPUNIT_ASSERT( test.IsOk() );
 201         CPPUNIT_ASSERT_EQUAL( true, test.GetUnderlined() );
 202
 203
 204         // test Get/SetWeight()
 205
 206         test.SetWeight(wxFONTWEIGHT_BOLD);
 207         CPPUNIT_ASSERT( test.IsOk() );
 208         CPPUNIT_ASSERT_EQUAL( wxFONTWEIGHT_BOLD, test.GetWeight() );
 209     }
 210 }
 211
 212 #endif // wxUSE_FONTMAP