9a517e572e
Enable the test again because strike-through support has been available
under wxOSX for some time.
This reverts commit 9b1aeb4c93.
338 lines
11 KiB
C++
338 lines
11 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: tests/font/fonttest.cpp
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// Purpose: wxFont unit test
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// Author: Francesco Montorsi
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// Created: 16.3.09
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// Copyright: (c) 2009 Francesco Montorsi
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#include "testprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#include "wx/wx.h"
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#endif // WX_PRECOMP
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#if wxUSE_FONTMAP
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#include "wx/font.h"
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#include "asserthelper.h"
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// ----------------------------------------------------------------------------
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// test class
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// ----------------------------------------------------------------------------
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class FontTestCase : public CppUnit::TestCase
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{
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public:
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FontTestCase() { }
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private:
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CPPUNIT_TEST_SUITE( FontTestCase );
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CPPUNIT_TEST( Construct );
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CPPUNIT_TEST( GetSet );
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CPPUNIT_TEST( NativeFontInfo );
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CPPUNIT_TEST( NativeFontInfoUserDesc );
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CPPUNIT_TEST_SUITE_END();
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void Construct();
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void GetSet();
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void NativeFontInfo();
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void NativeFontInfoUserDesc();
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static const wxFont *GetTestFonts(unsigned& numFonts)
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{
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static const wxFont testfonts[] =
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{
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*wxNORMAL_FONT,
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*wxSMALL_FONT,
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*wxITALIC_FONT,
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*wxSWISS_FONT,
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wxFont(5, wxFONTFAMILY_TELETYPE, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL)
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};
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numFonts = WXSIZEOF(testfonts);
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return testfonts;
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}
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wxDECLARE_NO_COPY_CLASS(FontTestCase);
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};
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// register in the unnamed registry so that these tests are run by default
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CPPUNIT_TEST_SUITE_REGISTRATION( FontTestCase );
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// also include in its own registry so that these tests can be run alone
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CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( FontTestCase, "FontTestCase" );
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wxString DumpFont(const wxFont *font)
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{
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// dumps the internal properties of a wxFont in the same order they
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// are checked by wxFontBase::operator==()
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wxASSERT(font->IsOk());
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wxString s;
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s.Printf(wxS("%d-%d;%d-%d-%d-%d-%d-%s-%d"),
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font->GetPointSize(),
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font->GetPixelSize().x,
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font->GetPixelSize().y,
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font->GetFamily(),
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font->GetStyle(),
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font->GetWeight(),
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font->GetUnderlined() ? 1 : 0,
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font->GetFaceName(),
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font->GetEncoding());
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return s;
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}
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void FontTestCase::Construct()
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{
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// The main purpose of this test is to verify that the font ctors below
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// compile because it's easy to introduce ambiguities due to the number of
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// overloaded wxFont ctors.
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CPPUNIT_ASSERT( wxFont(10, wxFONTFAMILY_DEFAULT,
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wxFONTSTYLE_NORMAL,
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wxFONTWEIGHT_NORMAL).IsOk() );
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#if WXWIN_COMPATIBILITY_3_0
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// Disable the warning about deprecated wxNORMAL as we use it here
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// intentionally.
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#ifdef __VISUALC__
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#pragma warning(push)
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#pragma warning(disable:4996)
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#endif
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// Tests relying on the soon-to-be-deprecated ctor taking ints and not
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// wxFontXXX enum elements.
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CPPUNIT_ASSERT( wxFont(10, wxDEFAULT, wxNORMAL, wxNORMAL).IsOk() );
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#ifdef __VISUALC__
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#pragma warning(pop)
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#endif
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#endif // WXWIN_COMPATIBILITY_3_0
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}
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void FontTestCase::GetSet()
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{
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unsigned numFonts;
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const wxFont *pf = GetTestFonts(numFonts);
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for ( unsigned n = 0; n < numFonts; n++ )
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{
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wxFont test(*pf++);
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// remember: getters can only be called when wxFont::IsOk() == true
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CPPUNIT_ASSERT( test.IsOk() );
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// test Get/SetFaceName()
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CPPUNIT_ASSERT( !test.SetFaceName("a dummy face name") );
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CPPUNIT_ASSERT( !test.IsOk() );
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// if the call to SetFaceName() below fails on your system/port,
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// consider adding another branch to this #if
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#if defined(__WXMSW__) || defined(__WXOSX__)
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static const char *knownGoodFaceName = "Arial";
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#else
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static const char *knownGoodFaceName = "Monospace";
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#endif
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WX_ASSERT_MESSAGE
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(
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("failed to set face name \"%s\" for test font #%u\n"
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"(this failure is harmless if this face name is not "
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"available on this system)", knownGoodFaceName, n),
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test.SetFaceName(knownGoodFaceName)
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);
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CPPUNIT_ASSERT( test.IsOk() );
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// test Get/SetFamily()
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test.SetFamily( wxFONTFAMILY_ROMAN );
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CPPUNIT_ASSERT( test.IsOk() );
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// note that there is always the possibility that GetFamily() returns
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// wxFONTFAMILY_DEFAULT (meaning "unknown" in this case) so that we
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// consider it as a valid return value
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const wxFontFamily family = test.GetFamily();
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if ( family != wxFONTFAMILY_DEFAULT )
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CPPUNIT_ASSERT_EQUAL( wxFONTFAMILY_ROMAN, family );
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// test Get/SetEncoding()
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//test.SetEncoding( wxFONTENCODING_KOI8 );
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//CPPUNIT_ASSERT( test.IsOk() );
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//CPPUNIT_ASSERT_EQUAL( wxFONTENCODING_KOI8 , test.GetEncoding() );
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// test Get/SetPointSize()
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test.SetPointSize(30);
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CPPUNIT_ASSERT( test.IsOk() );
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CPPUNIT_ASSERT_EQUAL( 30, test.GetPointSize() );
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// test Get/SetPixelSize()
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test.SetPixelSize(wxSize(0,30));
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CPPUNIT_ASSERT( test.IsOk() );
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CPPUNIT_ASSERT( test.GetPixelSize().GetHeight() <= 30 );
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// NOTE: the match found by SetPixelSize() may be not 100% precise; it
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// only grants that a font smaller than the required height will
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// be selected
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// test Get/SetStyle()
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test.SetStyle(wxFONTSTYLE_SLANT);
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CPPUNIT_ASSERT( test.IsOk() );
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#ifdef __WXMSW__
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// on wxMSW wxFONTSTYLE_SLANT==wxFONTSTYLE_ITALIC
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CPPUNIT_ASSERT( wxFONTSTYLE_SLANT == test.GetStyle() ||
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wxFONTSTYLE_ITALIC == test.GetStyle() );
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#else
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CPPUNIT_ASSERT_EQUAL( wxFONTSTYLE_SLANT, test.GetStyle() );
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#endif
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// test Get/SetUnderlined()
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test.SetUnderlined(true);
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CPPUNIT_ASSERT( test.IsOk() );
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CPPUNIT_ASSERT_EQUAL( true, test.GetUnderlined() );
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const wxFont fontBase = test.GetBaseFont();
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CPPUNIT_ASSERT( fontBase.IsOk() );
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CPPUNIT_ASSERT( !fontBase.GetUnderlined() );
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CPPUNIT_ASSERT( !fontBase.GetStrikethrough() );
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CPPUNIT_ASSERT_EQUAL( wxFONTWEIGHT_NORMAL, fontBase.GetWeight() );
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CPPUNIT_ASSERT_EQUAL( wxFONTSTYLE_NORMAL, fontBase.GetStyle() );
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// test Get/SetStrikethrough()
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test.SetStrikethrough(true);
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CPPUNIT_ASSERT( test.IsOk() );
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CPPUNIT_ASSERT_EQUAL( true, test.GetStrikethrough() );
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// test Get/SetWeight()
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test.SetWeight(wxFONTWEIGHT_BOLD);
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CPPUNIT_ASSERT( test.IsOk() );
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CPPUNIT_ASSERT_EQUAL( wxFONTWEIGHT_BOLD, test.GetWeight() );
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}
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}
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void FontTestCase::NativeFontInfo()
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{
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unsigned numFonts;
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const wxFont *pf = GetTestFonts(numFonts);
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for ( size_t n = 0; n < numFonts; n++ )
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{
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wxFont test(*pf++);
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const wxString& nid = test.GetNativeFontInfoDesc();
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CPPUNIT_ASSERT( !nid.empty() );
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// documented to be never empty
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wxFont temp;
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CPPUNIT_ASSERT( temp.SetNativeFontInfo(nid) );
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CPPUNIT_ASSERT( temp.IsOk() );
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WX_ASSERT_MESSAGE(
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("Test #%lu failed\ndump of test font: \"%s\"\ndump of temp font: \"%s\"", \
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n, DumpFont(&test), DumpFont(&temp)),
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temp == test );
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}
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// test that clearly invalid font info strings do not work
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wxFont font;
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CPPUNIT_ASSERT( !font.SetNativeFontInfo("") );
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// pango_font_description_from_string() used by wxFont in wxGTK and wxX11
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// never returns an error at all so this assertion fails there -- and as it
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// doesn't seem to be possible to do anything about it maybe we should
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// change wxMSW and other ports to also accept any strings?
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#if !defined(__WXGTK__) && !defined(__WXX11__)
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CPPUNIT_ASSERT( !font.SetNativeFontInfo("bloordyblop") );
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#endif
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// Pango font description doesn't have 'underlined' and 'strikethrough'
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// attributes, so wxNativeFontInfo implements these itself. Test if these
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// are properly preserved by wxNativeFontInfo or its string description.
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font.SetUnderlined(true);
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font.SetStrikethrough(true);
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CPPUNIT_ASSERT_EQUAL(font, wxFont(font));
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CPPUNIT_ASSERT_EQUAL(font, wxFont(*font.GetNativeFontInfo()));
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CPPUNIT_ASSERT_EQUAL(font, wxFont(font.GetNativeFontInfoDesc()));
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font.SetUnderlined(false);
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CPPUNIT_ASSERT_EQUAL(font, wxFont(font));
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CPPUNIT_ASSERT_EQUAL(font, wxFont(*font.GetNativeFontInfo()));
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CPPUNIT_ASSERT_EQUAL(font, wxFont(font.GetNativeFontInfoDesc()));
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font.SetUnderlined(true);
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font.SetStrikethrough(false);
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CPPUNIT_ASSERT_EQUAL(font, wxFont(font));
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CPPUNIT_ASSERT_EQUAL(font, wxFont(*font.GetNativeFontInfo()));
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CPPUNIT_ASSERT_EQUAL(font, wxFont(font.GetNativeFontInfoDesc()));
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// note: the GetNativeFontInfoUserDesc() doesn't preserve all attributes
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// according to docs, so it is not tested.
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}
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void FontTestCase::NativeFontInfoUserDesc()
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{
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unsigned numFonts;
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const wxFont *pf = GetTestFonts(numFonts);
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for ( size_t n = 0; n < numFonts; n++ )
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{
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wxFont test(*pf++);
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const wxString& niud = test.GetNativeFontInfoUserDesc();
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CPPUNIT_ASSERT( !niud.empty() );
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// documented to be never empty
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wxFont temp2;
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CPPUNIT_ASSERT( temp2.SetNativeFontInfoUserDesc(niud) );
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CPPUNIT_ASSERT( temp2.IsOk() );
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#ifdef __WXGTK__
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// Pango saves/restores all font info in the user-friendly string:
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WX_ASSERT_MESSAGE(
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("Test #%lu failed; native info user desc was \"%s\" for test and \"%s\" for temp2", \
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n, niud, temp2.GetNativeFontInfoUserDesc()),
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temp2 == test );
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#else
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// NOTE: as documented GetNativeFontInfoUserDesc/SetNativeFontInfoUserDesc
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// are not granted to save/restore all font info.
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// In fact e.g. the font family is not saved at all; test only those
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// info which GetNativeFontInfoUserDesc() does indeed save:
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CPPUNIT_ASSERT_EQUAL( test.GetWeight(), temp2.GetWeight() );
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CPPUNIT_ASSERT_EQUAL( test.GetStyle(), temp2.GetStyle() );
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// if the original face name was empty, it means that any face name (in
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// this family) can be used for the new font so we shouldn't be
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// surprised to find that they differ in this case
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const wxString facename = test.GetFaceName();
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if ( !facename.empty() )
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{
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CPPUNIT_ASSERT_EQUAL( facename.Upper(), temp2.GetFaceName().Upper() );
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}
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CPPUNIT_ASSERT_EQUAL( test.GetPointSize(), temp2.GetPointSize() );
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CPPUNIT_ASSERT_EQUAL( test.GetEncoding(), temp2.GetEncoding() );
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#endif
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}
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}
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#endif // wxUSE_FONTMAP
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