made wxDELETE[A]() template functions instead of macros; they now also check that their argument is fully declared (#9685)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@54940 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

tests/misc/misctests.cpp

@@ -0,0 +1,71 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        tests/misc/misctests.cpp
+// Purpose:     test miscellaneous stuff
+// Author:      Peter Most
+// Created:     2008-07-10
+// RCS-ID:      $Id$
+// Copyright:   (c) 2008 Peter Most
+///////////////////////////////////////////////////////////////////////////////
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+#include "testprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#include "wx/defs.h"
+
+// ----------------------------------------------------------------------------
+// test class
+// ----------------------------------------------------------------------------
+
+class MiscTestCase : public CppUnit::TestCase
+{
+public:
+    MiscTestCase() { }
+
+private:
+    CPPUNIT_TEST_SUITE( MiscTestCase );
+        CPPUNIT_TEST( Delete );
+    CPPUNIT_TEST_SUITE_END();
+
+    void Delete();
+
+    DECLARE_NO_COPY_CLASS(MiscTestCase)
+};
+
+// register in the unnamed registry so that these tests are run by default
+CPPUNIT_TEST_SUITE_REGISTRATION( MiscTestCase );
+
+// also include in it's own registry so that these tests can be run alone
+CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( MiscTestCase, "MiscTestCase" );
+
+void MiscTestCase::Delete()
+{
+    // Allocate some arbitrary memory to get a valid pointer:
+    long *pointer = new long;
+    CPPUNIT_ASSERT( pointer != NULL );
+
+    // Check that wxDELETE sets the pointer to NULL:
+    wxDELETE( pointer );
+    CPPUNIT_ASSERT( pointer == NULL );
+
+    // Allocate some arbitrary array to get a valid pointer:
+    long *array = new long[ 3 ];
+    CPPUNIT_ASSERT( array != NULL );
+
+    // Check that wxDELETEA sets the pointer to NULL:
+    wxDELETE( array );
+    CPPUNIT_ASSERT( array == NULL );
+
+    // this results in compilation error, as it should
+#if 0
+    struct SomeUnknownStruct *p = NULL;
+    wxDELETE(p);
+#endif
+}
+