Remove ancient trunk folder from svn repository
[synfig.git] / ETL / test / smart_ptr.cpp
diff --git a/ETL/test/smart_ptr.cpp b/ETL/test/smart_ptr.cpp
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+/*! ========================================================================
+** Extended Template and Library Test Suite
+** Smart Pointer Template Class Test
+** $Id$
+**
+** Copyright (c) 2002 Robert B. Quattlebaum Jr.
+**
+** This package is free software; you can redistribute it and/or
+** modify it under the terms of the GNU General Public License as
+** published by the Free Software Foundation; either version 2 of
+** the License, or (at your option) any later version.
+**
+** This package is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+** General Public License for more details.
+**
+** === N O T E S ===========================================================
+**
+** ========================================================================= */
+
+//#define DEBUGPOINT() fprintf(stderr,__FILE__":%d: DEBUGPOINT\n",__LINE__)
+#define DEBUGPOINT()
+
+/* === H E A D E R S ======================================================= */
+
+#include <ETL/smart_ptr>
+#include <list>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string>
+#include <map>
+
+/* === M A C R O S ========================================================= */
+
+#define NUMBER_OF_OBJECTS      40000
+using namespace std;
+
+
+/* === C L A S S E S ======================================================= */
+
+struct my_test_obj
+{
+       static int instance_count;
+       int my_id;
+       my_test_obj(int my_id=0):my_id(my_id)
+       {
+               instance_count++;
+       }
+
+       virtual ~my_test_obj()
+       {
+               if(instance_count==0)
+                       printf("Error, instance count is going past zero!\n");
+               instance_count--;
+       }
+
+       bool operator<(const my_test_obj &rhs)const
+       {
+               return my_id<rhs.my_id;
+       }
+};
+
+struct my_other_test_obj : public my_test_obj
+{
+       static int instance_count;
+       my_other_test_obj(int my_id=0):my_test_obj(my_id)
+       {
+               instance_count++;
+       }
+       virtual ~my_other_test_obj()
+       {
+               if(instance_count==0)
+                       printf("Error, instance count is going past zero!\n");
+               instance_count--;
+       }
+};
+
+int my_test_obj::instance_count=0;
+int my_other_test_obj::instance_count=0;
+
+typedef etl::smart_ptr<my_test_obj> obj_smart_ptr;
+typedef etl::smart_ptr<my_other_test_obj> other_obj_smart_ptr;
+typedef list< obj_smart_ptr > obj_list;
+typedef list< other_obj_smart_ptr > other_obj_list;
+
+int smart_ptr_basic_test(void)
+{
+       printf("smart_ptr: Size of a smart_ptr: %u\n",(unsigned int)sizeof(obj_smart_ptr));
+       printf("smart_ptr: Size of a reference_counter: %u\n",(unsigned int)sizeof(etl::reference_counter));
+
+
+       printf("smart_ptr: Basic test: ");
+       my_test_obj::instance_count=0;
+
+       {
+               etl::smart_ptr<my_test_obj> obj_smart_ptr(new my_test_obj(rand()));
+       }
+
+       if(my_test_obj::instance_count!=0)
+       {
+               printf("FAILED!\n");
+               printf(__FILE__":%d: on create/destroy, instance count=%d, should be zero.\n",__LINE__,my_test_obj::instance_count);
+               return 1;
+       }
+
+       {
+               DEBUGPOINT();
+               map<string,etl::smart_ptr<my_test_obj> > my_map;
+               DEBUGPOINT();
+               //etl::smart_ptr<my_test_obj> obj_smart_ptr(new my_test_obj(rand()));
+               etl::smart_ptr<my_test_obj> temp;
+               temp.spawn();
+               DEBUGPOINT();
+               temp.reset();
+               DEBUGPOINT();
+               my_map["bleh"]=temp;
+               DEBUGPOINT();
+       }
+
+       if(my_test_obj::instance_count!=0)
+       {
+               printf("FAILED!\n");
+               printf(__FILE__":%d: on create/destroy, instance count=%d, should be zero.\n",__LINE__,my_test_obj::instance_count);
+               return 1;
+       }
+
+       etl::smart_ptr<my_test_obj> obj_smart_ptr(new my_test_obj(rand()));
+
+       if(obj_smart_ptr != obj_smart_ptr.constant())
+       {
+               printf("FAILED!\n");
+               printf(__FILE__":%d: on call to smart_ptr<>::constant().\n",__LINE__);
+               return 1;
+       }
+
+       printf("PASSED\n");
+
+       return 0;
+}
+
+int smart_ptr_general_use_test(void)
+{
+       printf("smart_ptr: General-use test: ");
+       my_test_obj::instance_count=0;
+
+       obj_list my_list, my_other_list;
+       int i;
+
+       for(i=0;i<NUMBER_OF_OBJECTS;i++)
+               my_list.push_back( obj_smart_ptr(new my_test_obj(rand())) );
+
+       my_other_list=my_list;
+       if(my_test_obj::instance_count!=NUMBER_OF_OBJECTS)
+       {
+               printf("FAILED!\n");
+               printf(__FILE__":%d: On copy, instance count=%d, should be %d.\n",__LINE__,my_test_obj::instance_count,NUMBER_OF_OBJECTS);
+               return 1;
+       }
+
+       my_list.sort();
+       if(my_test_obj::instance_count!=NUMBER_OF_OBJECTS)
+       {
+               printf("FAILED!\n");
+               printf(__FILE__":%d: On copy, instance count=%d, should be %d.\n",__LINE__,my_test_obj::instance_count,NUMBER_OF_OBJECTS);
+               return 1;
+       }
+
+       my_list.clear();
+       if(my_test_obj::instance_count!=NUMBER_OF_OBJECTS)
+       {
+               printf("FAILED!\n");
+               printf(__FILE__":%d: On copy's clear, instance count=%d, should be %d.\n",__LINE__,my_test_obj::instance_count,NUMBER_OF_OBJECTS);
+               return 1;
+       }
+
+       my_other_list.clear();
+       if(my_test_obj::instance_count)
+       {
+               printf("FAILED!\n");
+               printf(__FILE__":%d: On clear, instance count=%d, should be zero.\n",__LINE__,my_test_obj::instance_count);
+               return 1;
+       }
+
+       printf("PASSED\n");
+
+       return 0;
+}
+
+int smart_ptr_inheritance_test(void)
+{
+       printf("smart_ptr: Inheritance test: ");
+       my_test_obj::instance_count=0;
+       my_other_test_obj::instance_count=0;
+
+       other_obj_list my_other_list;
+       int i;
+
+       for(i=0;i<NUMBER_OF_OBJECTS;i++)
+               my_other_list.push_back( other_obj_smart_ptr(new my_other_test_obj(rand())) );
+
+       obj_list my_list(my_other_list.begin(),my_other_list.end());
+       if(my_test_obj::instance_count!=NUMBER_OF_OBJECTS)
+       {
+               printf("FAILED!\n");
+               printf(__FILE__":%d: On copy, instance count=%d, should be %d.\n",__LINE__,my_test_obj::instance_count,NUMBER_OF_OBJECTS);
+               return 1;
+       }
+
+       for(i=0;i<NUMBER_OF_OBJECTS;i++)
+               my_list.push_back( other_obj_smart_ptr(new my_other_test_obj(rand())) );
+       if(my_other_test_obj::instance_count!=NUMBER_OF_OBJECTS*2 ||
+          my_test_obj::instance_count!=my_other_test_obj::instance_count)
+       {
+               printf("FAILED!\n");
+               printf(__FILE__":%d: On inherited copy, instance count=%d, should be %d.\n",__LINE__,my_test_obj::instance_count,NUMBER_OF_OBJECTS*2);
+               return 1;
+       }
+
+       my_list.sort();
+       my_other_list.sort();
+       if(my_test_obj::instance_count!=NUMBER_OF_OBJECTS*2)
+       {
+               printf("FAILED!\n");
+               printf(__FILE__":%d: On sort, instance count=%d, should be %d.\n",__LINE__,my_test_obj::instance_count,NUMBER_OF_OBJECTS*2);
+               return 1;
+       }
+
+       my_list.clear();
+       if(my_test_obj::instance_count!=NUMBER_OF_OBJECTS)
+       {
+               printf("FAILED!\n");
+               printf(__FILE__":%d: On clear, instance count=%d, should be %d.\n",__LINE__,my_test_obj::instance_count,NUMBER_OF_OBJECTS);
+               return 1;
+       }
+
+       my_other_list.clear();
+       if(my_test_obj::instance_count)
+       {
+               printf("FAILED!\n");
+               printf(__FILE__":%d: On clear, instance count=%d, should be zero.\n",__LINE__,my_test_obj::instance_count);
+               return 1;
+       }
+
+       printf("PASSED\n");
+
+       return 0;
+}
+
+void test_func(etl::smart_ptr<my_test_obj> smart_ptr __attribute__ ((unused)))
+{
+}
+
+int loose_smart_ptr_test(void)
+{
+       printf("smart_ptr: loose_smart_ptr test: ");
+       my_test_obj::instance_count=0;
+
+       etl::loose_smart_ptr<my_test_obj> obj_smart_ptr_loose;
+       etl::smart_ptr<my_test_obj> obj_smart_ptr2;
+
+       {
+               etl::smart_ptr<my_test_obj> obj_smart_ptr(new my_test_obj(rand()));
+               if(my_test_obj::instance_count!=1)
+               {
+                       printf("FAILED!\n");
+                       printf(__FILE__":%d: on smart_ptr assignment from new object, instance count=%d, should be 1.\n",__LINE__,my_test_obj::instance_count);
+                       return 1;
+               }
+
+               obj_smart_ptr_loose=obj_smart_ptr;
+               if(obj_smart_ptr!=obj_smart_ptr_loose)
+               {
+                       printf("FAILED!\n");
+                       printf(__FILE__":%d: on loose_smart_ptr assignment\n",__LINE__);
+                       return 1;
+               }
+
+               obj_smart_ptr2=obj_smart_ptr_loose;
+               if(my_test_obj::instance_count!=1)
+               {
+                       printf("FAILED!\n");
+                       printf(__FILE__":%d: on smart_ptr assignment from loose_smart_ptr, instance count=%d, should be 1.\n",__LINE__,my_test_obj::instance_count);
+                       return 1;
+               }
+
+               test_func(obj_smart_ptr_loose);
+               if(my_test_obj::instance_count!=1)
+               {
+                       printf("FAILED!\n");
+                       printf(__FILE__":%d: on smart_ptr assignment from loose_smart_ptr, instance count=%d, should be 1.\n",__LINE__,my_test_obj::instance_count);
+                       return 1;
+               }
+       }
+
+       if(my_test_obj::instance_count!=1)
+       {
+               printf("FAILED!\n");
+               printf(__FILE__":%d: on create/destroy, instance count=%d, should be 1.\n",__LINE__,my_test_obj::instance_count);
+               return 1;
+       }
+
+       printf("PASSED\n");
+       return 0;
+}
+
+/* === E N T R Y P O I N T ================================================= */
+
+int main()
+{
+       int error=0;
+
+       error+=smart_ptr_basic_test();
+       error+=smart_ptr_general_use_test();
+       error+=smart_ptr_inheritance_test();
+       error+=loose_smart_ptr_test();
+
+       return error;
+}