ObjectTest.cpp
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上传日期:2018-11-18
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文件大小:3k
- /*
- * OpenKore C++ Standard Library
- * Copyright (C) 2006 VCL
- *
- * Unit tests
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA 02110-1301 USA
- */
- #include "tut.h"
- #include "../../Object.h"
- // Test for OSL::Object
- namespace tut {
- struct ObjectTest {
- public:
- int deleteCount;
- ObjectTest() {
- deleteCount = 0;
- }
- };
- DEFINE_TEST_GROUP(ObjectTest);
- /*
- * A subclass of Object which increments ObjectTest::deleteCount
- * whenever it is deleted.
- */
- class TestInstance: public OSL::Object {
- private:
- ObjectTest *test;
- public:
- TestInstance(ObjectTest *test) {
- this->test = test;
- }
- ~TestInstance() {
- test->deleteCount++;
- }
- };
- // Test simplest case of reference counting.
- TEST_METHOD(1) {
- Object *o = new TestInstance(this);
- ensure("Object is not marked as a stack object", !o->isStackObject());
- ensure_equals("Object is not deleted yet", deleteCount, 0);
- o->unref();
- ensure_equals("Object is deleted", deleteCount, 1);
- }
- // Test increasing reference count twice.
- TEST_METHOD(2) {
- Object *o = new TestInstance(this);
- ensure("Object is not marked as a stack object", !o->isStackObject());
- o->ref();
- o->unref();
- ensure_equals("Object is not deleted yet", deleteCount, 0);
- o->unref();
- ensure_equals("Object is deleted", deleteCount, 1);
- }
- // Test increasing reference count 3 times.
- TEST_METHOD(3) {
- Object *o = new TestInstance(this);
- ensure("Object is not marked as a stack object", !o->isStackObject());
- o->ref();
- o->ref();
- o->unref();
- o->unref();
- ensure_equals("Object is not deleted yet", deleteCount, 0);
- o->unref();
- ensure_equals("Object is deleted", deleteCount, 1);
- }
- // Test markAsStackObject() and isStackObject()
- TEST_METHOD(4) {
- TestInstance o(this);
- ensure("Object is not marked as a stack object", !o.isStackObject());
- o.markAsStackObject();
- ensure("Object is marked as a stack object", o.isStackObject());
- for (int i = 0; i < 10; i++) {
- o.unref();
- o.ref();
- }
- // If unref() tries to delete o then this will crash.
- }
- }