tests/misc/guifuncs.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/misc/misctests.cpp
   3 // Purpose:     test miscellaneous GUI functions
   4 // Author:      Vadim Zeitlin
   5 // Created:     2008-09-22
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2008 Vadim Zeitlin
   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/gdicmn.h"
  22     #include "wx/filefn.h"
  23 #endif // !PCH
  24
  25 #include "wx/defs.h"
  26 #include "wx/clipbrd.h"
  27 #include "wx/dataobj.h"
  28
  29 // ----------------------------------------------------------------------------
  30 // test class
  31 // ----------------------------------------------------------------------------
  32
  33 class MiscGUIFuncsTestCase : public CppUnit::TestCase
  34 {
  35 public:
  36     MiscGUIFuncsTestCase() { }
  37
  38 private:
  39     CPPUNIT_TEST_SUITE( MiscGUIFuncsTestCase );
  40         CPPUNIT_TEST( DisplaySize );
  41         CPPUNIT_TEST( URLDataObject );
  42         CPPUNIT_TEST( ParseFileDialogFilter );
  43     CPPUNIT_TEST_SUITE_END();
  44
  45     void DisplaySize();
  46     void URLDataObject();
  47     void ParseFileDialogFilter();
  48
  49     DECLARE_NO_COPY_CLASS(MiscGUIFuncsTestCase)
  50 };
  51
  52 // register in the unnamed registry so that these tests are run by default
  53 CPPUNIT_TEST_SUITE_REGISTRATION( MiscGUIFuncsTestCase );
  54
  55 // also include in it's own registry so that these tests can be run alone
  56 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( MiscGUIFuncsTestCase, "MiscGUIFuncsTestCase" );
  57
  58 void MiscGUIFuncsTestCase::DisplaySize()
  59 {
  60     // test that different (almost) overloads return the same results
  61     int w, h;
  62     wxDisplaySize(&w, &h);
  63     wxSize sz = wxGetDisplaySize();
  64
  65     CPPUNIT_ASSERT_EQUAL( w, sz.x );
  66     CPPUNIT_ASSERT_EQUAL( h, sz.y );
  67
  68     // test that passing NULL works as expected, e.g. doesn't crash
  69     wxDisplaySize(NULL, NULL);
  70     wxDisplaySize(&w, NULL);
  71     wxDisplaySize(NULL, &h);
  72
  73     CPPUNIT_ASSERT_EQUAL( w, sz.x );
  74     CPPUNIT_ASSERT_EQUAL( h, sz.y );
  75
  76     // test that display PPI is something reasonable
  77     sz = wxGetDisplayPPI();
  78     CPPUNIT_ASSERT( sz.x < 1000 && sz.y < 1000 );
  79 }
  80
  81 void MiscGUIFuncsTestCase::URLDataObject()
  82 {
  83     // this tests for buffer overflow, see #11102
  84     const char * const
  85         url = "http://something.long.to.overwrite.plenty.memory.example.com";
  86     wxURLDataObject * const dobj = new wxURLDataObject(url);
  87     CPPUNIT_ASSERT_EQUAL( url, dobj->GetURL() );
  88
  89     wxClipboardLocker lockClip;
  90     CPPUNIT_ASSERT( wxTheClipboard->SetData(dobj) );
  91     wxTheClipboard->Flush();
  92 }
  93
  94 void MiscGUIFuncsTestCase::ParseFileDialogFilter()
  95 {
  96     wxArrayString descs,
  97                   filters;
  98
  99     CPPUNIT_ASSERT_EQUAL
 100     (
 101         1,
 102         wxParseCommonDialogsFilter("Image files|*.jpg;*.png", descs, filters)
 103     );
 104
 105     CPPUNIT_ASSERT_EQUAL( "Image files", descs[0] );
 106     CPPUNIT_ASSERT_EQUAL( "*.jpg;*.png", filters[0] );
 107
 108     CPPUNIT_ASSERT_EQUAL
 109     (
 110         2,
 111         wxParseCommonDialogsFilter
 112         (
 113             "All files (*.*)|*.*|Python source (*.py)|*.py",
 114             descs, filters
 115         )
 116     );
 117
 118     CPPUNIT_ASSERT_EQUAL( "*.*", filters[0] );
 119     CPPUNIT_ASSERT_EQUAL( "*.py", filters[1] );
 120
 121     // Test some invalid ones too.
 122     WX_ASSERT_FAILS_WITH_ASSERT
 123     (
 124         wxParseCommonDialogsFilter
 125         (
 126             "All files (*.*)|*.*|Python source (*.py)|*.py|",
 127             descs, filters
 128         )
 129     );
 130 }
 131