tests/sizers/boxsizer.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/sizers/boxsizer.cpp
   3 // Purpose:     Unit tests for wxBoxSizer
   4 // Author:      Vadim Zeitlin
   5 // Created:     2010-03-06
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2010 Vadim Zeitlin <vadim@wxwidgets.org>
   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/app.h"
  22     #include "wx/sizer.h"
  23 #endif // WX_PRECOMP
  24
  25 inline std::ostream& operator<<(std::ostream& o, const wxSize& s)
  26 {
  27     return o << s.x << 'x' << s.y;
  28 }
  29
  30 // ----------------------------------------------------------------------------
  31 // test class
  32 // ----------------------------------------------------------------------------
  33
  34 class BoxSizerTestCase : public CppUnit::TestCase
  35 {
  36 public:
  37     BoxSizerTestCase() { }
  38
  39     virtual void setUp();
  40     virtual void tearDown();
  41
  42 private:
  43     CPPUNIT_TEST_SUITE( BoxSizerTestCase );
  44         CPPUNIT_TEST( Size1 );
  45     CPPUNIT_TEST_SUITE_END();
  46
  47     void Size1();
  48
  49     wxWindow *m_win;
  50     wxSizer *m_sizer;
  51
  52     DECLARE_NO_COPY_CLASS(BoxSizerTestCase)
  53 };
  54
  55 // register in the unnamed registry so that these tests are run by default
  56 CPPUNIT_TEST_SUITE_REGISTRATION( BoxSizerTestCase );
  57
  58 // also include in it's own registry so that these tests can be run alone
  59 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( BoxSizerTestCase, "BoxSizerTestCase" );
  60
  61 // ----------------------------------------------------------------------------
  62 // test initialization
  63 // ----------------------------------------------------------------------------
  64
  65 void BoxSizerTestCase::setUp()
  66 {
  67     m_win = new wxWindow(wxTheApp->GetTopWindow(), wxID_ANY);
  68     m_win->SetClientSize(127, 35);
  69
  70     m_sizer = new wxBoxSizer(wxHORIZONTAL);
  71     m_win->SetSizer(m_sizer);
  72 }
  73
  74 void BoxSizerTestCase::tearDown()
  75 {
  76     delete m_win;
  77     m_win = NULL;
  78
  79     m_sizer = NULL;
  80 }
  81
  82 // ----------------------------------------------------------------------------
  83 // tests themselves
  84 // ----------------------------------------------------------------------------
  85
  86 void BoxSizerTestCase::Size1()
  87 {
  88     const wxSize sizeTotal = m_win->GetClientSize();
  89     const wxSize sizeChild = sizeTotal / 2;
  90
  91     wxWindow * const
  92         child = new wxWindow(m_win, wxID_ANY, wxDefaultPosition, sizeChild);
  93     m_sizer->Add(child);
  94     m_win->Layout();
  95     CPPUNIT_ASSERT_EQUAL( sizeChild, child->GetSize() );
  96 ;
  97     m_sizer->Clear();
  98     m_sizer->Add(child, wxSizerFlags(1));
  99     m_win->Layout();
 100     CPPUNIT_ASSERT_EQUAL( wxSize(sizeTotal.x, sizeChild.y), child->GetSize() );
 101
 102     m_sizer->Clear();
 103     m_sizer->Add(child, wxSizerFlags(1).Expand());
 104     m_win->Layout();
 105     CPPUNIT_ASSERT_EQUAL( sizeTotal, child->GetSize() );
 106 }
 107