initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/tests/misc/garbage.cpp

@@ -0,0 +1,195 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        tests/misc/garbage.cpp
+// Purpose:     test if loading garbage fails
+// Author:      Francesco Montorsi
+// Created:     2009-01-10
+// Copyright:   (c) 2009 Francesco Montorsi
+///////////////////////////////////////////////////////////////////////////////
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+#include "testprec.h"
+
+
+#include "wx/filename.h"
+#include "wx/image.h"
+#include "wx/icon.h"
+#include "wx/animate.h"
+#include "wx/mstream.h"
+#include "wx/dynlib.h"
+#include "wx/mediactrl.h"
+#include "wx/html/htmlwin.h"
+#include "wx/xrc/xmlres.h"
+
+#define GARBAGE_DATA_SIZE   1000000             // in bytes; ~ 1MB
+
+// ----------------------------------------------------------------------------
+// test class
+// ----------------------------------------------------------------------------
+
+class GarbageTestCase : public CppUnit::TestCase
+{
+public:
+    GarbageTestCase() { }
+
+private:
+    CPPUNIT_TEST_SUITE( GarbageTestCase );
+        CPPUNIT_TEST( LoadGarbage );
+    CPPUNIT_TEST_SUITE_END();
+
+    void LoadGarbage();
+    void DoLoadFile(const wxString& fullname);
+    void DoLoadStream(wxInputStream& stream);
+
+    wxDECLARE_NO_COPY_CLASS(GarbageTestCase);
+};
+
+// register in the unnamed registry so that these tests are run by default
+CPPUNIT_TEST_SUITE_REGISTRATION( GarbageTestCase );
+
+// also include in its own registry so that these tests can be run alone
+CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( GarbageTestCase, "GarbageTestCase" );
+
+
+void GarbageTestCase::LoadGarbage()
+{
+    srand(1234);
+
+    wxInitAllImageHandlers();
+
+    for (size_t size = 1; size < GARBAGE_DATA_SIZE; size *= size+1)
+    {
+        // first, generate some garbage data
+        unsigned char *data = new unsigned char[size];
+        for (size_t i = 0; i < size; i++)
+            data[i] = rand();
+
+        // write it to a file
+        wxString garbagename = wxFileName::CreateTempFileName("garbage");
+        CPPUNIT_ASSERT( !garbagename.empty() );
+
+        wxFile garbage(garbagename, wxFile::write);
+        CPPUNIT_ASSERT( garbage.IsOpened() );
+
+        CPPUNIT_ASSERT( garbage.Write(data, size) == size );
+        garbage.Close();
+
+        // try to load it by name
+        DoLoadFile(garbagename);
+
+        // try to load it from a wxInputStream
+        wxMemoryInputStream stream(data, size);
+        DoLoadStream(stream);
+
+        wxDELETEA(data);
+    }
+}
+
+// Execute the given macro with the given first and second parameters and
+// bitmap type as its third parameter for all bitmap types.
+#define wxFOR_ALL_VALID_BITMAP_TYPES(m, p1, p2) \
+    for ( wxBitmapType type = wxBitmapType(wxBITMAP_TYPE_INVALID + 1); \
+          type < wxBITMAP_TYPE_MAX; \
+          type = (wxBitmapType)(type + 1) ) \
+        m(p1, p2, type)
+
+// Similar to above but for animation types.
+#define wxFOR_ALL_VALID_ANIMATION_TYPES(m, p1, p2) \
+    for ( wxAnimationType type = wxAnimationType(wxANIMATION_TYPE_INVALID + 1); \
+          type < wxANIMATION_TYPE_ANY; \
+          type = (wxAnimationType)(type + 1) ) \
+        m(p1, p2, type)
+
+// This macro is used as an argument to wxFOR_ALL_VALID_BITMAP_TYPES() to
+// include the information about the type for which the test failed.
+#define ASSERT_FUNC_FAILS_FOR_TYPE(func, arg, type) \
+    WX_ASSERT_MESSAGE \
+    ( \
+      (#func "() unexpectedly succeeded for type %d", type), \
+      !func(arg) \
+    )
+
+// And this one exists mostly just for consistency with the one above.
+#define ASSERT_FUNC_FAILS(func, arg) \
+    WX_ASSERT_MESSAGE \
+    ( \
+      (#func "() unexpectedly succeeded for default type"), \
+      !func(arg) \
+    )
+
+void GarbageTestCase::DoLoadFile(const wxString& fullname)
+{
+    // test wxImage
+    wxImage img;
+    ASSERT_FUNC_FAILS(img.LoadFile, fullname);
+    wxFOR_ALL_VALID_BITMAP_TYPES(ASSERT_FUNC_FAILS_FOR_TYPE, img.LoadFile, fullname);
+
+    // test wxBitmap
+    wxBitmap bmp;
+    ASSERT_FUNC_FAILS(bmp.LoadFile, fullname);
+    wxFOR_ALL_VALID_BITMAP_TYPES(ASSERT_FUNC_FAILS_FOR_TYPE, bmp.LoadFile, fullname);
+
+    // test wxIcon
+    wxIcon icon;
+    ASSERT_FUNC_FAILS(icon.LoadFile, fullname);
+    wxFOR_ALL_VALID_BITMAP_TYPES(ASSERT_FUNC_FAILS_FOR_TYPE, icon.LoadFile, fullname);
+
+#if wxUSE_ANIMATIONCTRL
+    // test wxAnimation
+    wxAnimation anim;
+    ASSERT_FUNC_FAILS(anim.LoadFile, fullname);
+    wxFOR_ALL_VALID_ANIMATION_TYPES(ASSERT_FUNC_FAILS_FOR_TYPE, anim.LoadFile, fullname);
+#endif
+
+    // test wxDynamicLibrary
+    wxDynamicLibrary lib;
+    CPPUNIT_ASSERT( lib.Load(fullname) == false );
+
+/*
+#if wxUSE_MEDIACTRL
+    // test wxMediaCtrl
+    wxMediaCtrl *media = new wxMediaCtrl(wxTheApp->GetTopWindow());
+    CPPUNIT_ASSERT( media->Load(fullname) == false );
+#endif
+
+    // test wxHtmlWindow
+    wxHtmlWindow *htmlwin = new wxHtmlWindow(wxTheApp->GetTopWindow());
+    CPPUNIT_ASSERT( htmlwin->LoadFile(fullname) == false );
+    delete htmlwin;
+*/
+    // test wxXmlResource
+#if wxUSE_XRC
+    CPPUNIT_ASSERT( wxXmlResource::Get()->Load(fullname) == false );
+#endif
+}
+
+void GarbageTestCase::DoLoadStream(wxInputStream& stream)
+{
+    // NOTE: not all classes tested by DoLoadFile() supports loading
+    //       from an input stream!
+
+    // test wxImage
+    wxImage img;
+    ASSERT_FUNC_FAILS(img.LoadFile, stream);
+    wxFOR_ALL_VALID_BITMAP_TYPES(ASSERT_FUNC_FAILS_FOR_TYPE, img.LoadFile, stream);
+
+#if wxUSE_ANIMATIONCTRL
+    // test wxAnimation
+    wxAnimation anim;
+    ASSERT_FUNC_FAILS(anim.Load, stream);
+    wxFOR_ALL_VALID_BITMAP_TYPES(ASSERT_FUNC_FAILS_FOR_TYPE, anim.Load, stream);
+#endif
+/*
+    // test wxHtmlWindow
+    wxHtmlWindow *htmlwin = new wxHtmlWindow(wxTheApp->GetTopWindow());
+    CPPUNIT_ASSERT( htmlwin->LoadFile(fullname) == false );
+    delete htmlwin;
+*/
+}
+
+#undef ASSERT_FUNC_FAILS
+#undef ASSERT_FUNC_FAILS_FOR_TYPE
+#undef wxFOR_ALL_VALID_ANIMATION_TYPES
+#undef wxFOR_ALL_VALID_BITMAP_TYPES