/*
* Copyright 2016 Intel Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
// primary header
#include "factory.h"
// library headers
#include "common/unittest.h"
#define FACTORY_TEST(name) \
TEST(FactoryTest, name)
class Base {
public:
virtual ~Base() { }
};
class A : public Base { };
class B : public Base { };
class C : public Base { };
// Attempt to expose what is commonly referred to as the
// "static initialization order fiasco".
// If the unittest program segfaults during pre-main static
// initialization, then we've likely introduced an initialization
// order bug.
const bool rA = Factory<Base>::register_<A>("A");
FACTORY_TEST(Register) {
EXPECT_TRUE(rA);
EXPECT_TRUE(Factory<Base>::register_<B>("B"));
EXPECT_TRUE(Factory<Base>::register_<B>("B2"));
EXPECT_TRUE(Factory<Base>::register_<C>("C"));
EXPECT_FALSE(Factory<Base>::register_<A>("A"));
EXPECT_FALSE(Factory<Base>::register_<B>("B"));
EXPECT_FALSE(Factory<Base>::register_<C>("C"));
}
FACTORY_TEST(Create) {
Base* a = Factory<Base>::create("A");
Base* z = Factory<Base>::create("Z");
EXPECT_TRUE(a != NULL);
EXPECT_TRUE(z == NULL);
EXPECT_TRUE(dynamic_cast<const A*>(a) != NULL);
EXPECT_TRUE(dynamic_cast<const B*>(a) == NULL);
delete a;
delete z;
}