Add a new test checking wxGraphicsContext implementation correctness.

This test verifies that the output of wxGraphicsContext on the current system
matches the pregenerated reference output.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@76164 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

tests/drawing/basictest.cpp

@@ -0,0 +1,49 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        tests/drawing/basictest.cpp
+// Purpose:     Basic tests for wxGraphicsContext
+// Author:      Armel Asselin
+// Created:     2014-02-28
+// Copyright:   (c) 2014 Ellié Computing <opensource@elliecomputing.com>
+///////////////////////////////////////////////////////////////////////////////
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+#include "testprec.h"
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#ifndef WX_PRECOMP
+    #include "wx/app.h"
+    #include "wx/font.h"
+    #include "wx/window.h"
+#endif // WX_PRECOMP
+
+#define _WX_CURSOR_H_BASE_
+
+
+#include "drawing.h"
+
+#if wxUSE_TEST_GC_DRAWING
+
+const GraphicsContextDrawingTestCase::DrawingTestCase
+GraphicsContextDrawingTestCase::ms_drawingBasicTc = {
+    1, &GraphicsContextDrawingTestCase::DoBasicDrawings, 800, 600, 72., true
+};
+
+void GraphicsContextDrawingTestCase::DoBasicDrawings (wxGraphicsContext *gc)
+{
+    // this test is expected to be portable, on any platform, in order to keep
+    //  that property, it should contain only axis aligned/integer drawings so
+    //  that the anti-aliasing method does not cause troubles.
+
+    wxGraphicsBrush gbBackground =
+        gc->CreateBrush (wxBrush (wxColour (255, 255, 255)));
+
+    gc->SetBrush (gbBackground);
+    gc->DrawRectangle (0, 0, 800, 600);
+}
+
+#endif // wxUSE_TEST_GC_DRAWING