70 lines
1.8 KiB
C++
70 lines
1.8 KiB
C++
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/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <gtest/gtest.h>
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#include <string>
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#include "Maybe.h"
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namespace aapt {
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struct Dummy {
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Dummy() {
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std::cerr << "Constructing Dummy " << (void *) this << std::endl;
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}
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Dummy(const Dummy& rhs) {
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std::cerr << "Copying Dummy " << (void *) this << " from " << (const void*) &rhs << std::endl;
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}
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Dummy(Dummy&& rhs) {
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std::cerr << "Moving Dummy " << (void *) this << " from " << (void*) &rhs << std::endl;
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}
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~Dummy() {
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std::cerr << "Destroying Dummy " << (void *) this << std::endl;
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}
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};
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TEST(MaybeTest, MakeNothing) {
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Maybe<int> val = make_nothing<int>();
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EXPECT_FALSE(val);
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Maybe<std::string> val2 = make_nothing<std::string>();
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EXPECT_FALSE(val2);
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val2 = make_nothing<std::string>();
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EXPECT_FALSE(val2);
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}
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TEST(MaybeTest, MakeSomething) {
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Maybe<int> val = make_value(23);
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ASSERT_TRUE(val);
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EXPECT_EQ(23, val.value());
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Maybe<std::string> val2 = make_value(std::string("hey"));
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ASSERT_TRUE(val2);
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EXPECT_EQ(std::string("hey"), val2.value());
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}
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TEST(MaybeTest, Lifecycle) {
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Maybe<Dummy> val = make_nothing<Dummy>();
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Maybe<Dummy> val2 = make_value(Dummy());
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}
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} // namespace aapt
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