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/*
* Copyright (C) 2015 The Android Open Source Project
*
* 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.
*/
#include <gtest/gtest.h>
#include <string>
#include "Maybe.h"
namespace aapt {
struct Dummy {
Dummy() {
std::cerr << "Constructing Dummy " << (void *) this << std::endl;
}
Dummy(const Dummy& rhs) {
std::cerr << "Copying Dummy " << (void *) this << " from " << (const void*) &rhs << std::endl;
}
Dummy(Dummy&& rhs) {
std::cerr << "Moving Dummy " << (void *) this << " from " << (void*) &rhs << std::endl;
}
~Dummy() {
std::cerr << "Destroying Dummy " << (void *) this << std::endl;
}
};
TEST(MaybeTest, MakeNothing) {
Maybe<int> val = make_nothing<int>();
EXPECT_FALSE(val);
Maybe<std::string> val2 = make_nothing<std::string>();
EXPECT_FALSE(val2);
val2 = make_nothing<std::string>();
EXPECT_FALSE(val2);
}
TEST(MaybeTest, MakeSomething) {
Maybe<int> val = make_value(23);
ASSERT_TRUE(val);
EXPECT_EQ(23, val.value());
Maybe<std::string> val2 = make_value(std::string("hey"));
ASSERT_TRUE(val2);
EXPECT_EQ(std::string("hey"), val2.value());
}
TEST(MaybeTest, Lifecycle) {
Maybe<Dummy> val = make_nothing<Dummy>();
Maybe<Dummy> val2 = make_value(Dummy());
}
} // namespace aapt
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