Add wxBitmap unit test.

This should have been part of r63774.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@63778 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/tests/graphics/bitmap.cpp b/tests/graphics/bitmap.cpp
new file mode 100644 (file)
index 0000000..122e01e
--- /dev/null
+++ b/tests/graphics/bitmap.cpp
@@ -0,0 +1,83 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        tests/graphics/bitmap.cpp
+// Purpose:     wxBitmap unit test
+// Author:      Vadim Zeitlin
+// Created:     2010-03-29
+// RCS-ID:      $Id$
+// Copyright:   (c) 2010 Vadim Zeitlin <vadim@wxwidgets.org>
+///////////////////////////////////////////////////////////////////////////////
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+#include "testprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#include "wx/bitmap.h"
+#include "wx/dcmemory.h"
+
+// ----------------------------------------------------------------------------
+// test class
+// ----------------------------------------------------------------------------
+
+class BitmapTestCase : public CppUnit::TestCase
+{
+public:
+    BitmapTestCase() { }
+
+    virtual void setUp();
+    virtual void tearDown();
+
+private:
+    CPPUNIT_TEST_SUITE( BitmapTestCase );
+        CPPUNIT_TEST( Mask );
+    CPPUNIT_TEST_SUITE_END();
+
+    void Mask();
+
+    wxBitmap m_bmp;
+
+    DECLARE_NO_COPY_CLASS(BitmapTestCase)
+};
+
+// register in the unnamed registry so that these tests are run by default
+CPPUNIT_TEST_SUITE_REGISTRATION( BitmapTestCase );
+
+// also include in it's own registry so that these tests can be run alone
+CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( BitmapTestCase, "BitmapTestCase" );
+
+void BitmapTestCase::setUp()
+{
+    m_bmp.Create(10, 10);
+
+    wxMemoryDC dc(m_bmp);;
+    dc.SetBackground(*wxWHITE);
+    dc.Clear();
+
+    dc.SetBrush(*wxBLACK_BRUSH);
+    dc.DrawRectangle(4, 4, 2, 2);
+
+    dc.SetPen(*wxRED_PEN);
+    dc.DrawLine(0, 0, 10, 10);
+    dc.DrawLine(10, 0, 0, 10);
+}
+
+void BitmapTestCase::tearDown()
+{
+    m_bmp = wxNullBitmap;
+}
+
+void BitmapTestCase::Mask()
+{
+    wxMask *mask = new wxMask(m_bmp, *wxBLACK);
+    m_bmp.SetMask(mask);
+
+    // copying masks should work
+    wxMask *mask2 = new wxMask(*mask);
+    m_bmp.SetMask(mask2);
+}
+