2022-02-11 21:45:32 +00:00
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// Copyright 2022 The Pigweed Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not
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// use this file except in compliance with the License. You may obtain a copy of
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// the License at
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//
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// https://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, WITHOUT
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// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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// License for the specific language governing permissions and limitations under
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// the License.
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#include "pw_bluetooth/result.h"
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#include "gtest/gtest.h"
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namespace pw::bluetooth {
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namespace {
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enum class TestError { kFailure0, kFailure1 };
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TEST(ResultTest, NoValue) {
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EXPECT_TRUE(Result<TestError>().ok());
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Result<TestError> error_result(TestError::kFailure0);
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ASSERT_FALSE(error_result.ok());
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EXPECT_EQ(error_result.error(), TestError::kFailure0);
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}
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TEST(ResultTest, Value) {
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Result<TestError, int> ok_result(42);
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ASSERT_TRUE(ok_result.ok());
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EXPECT_EQ(ok_result.value(), 42);
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Result<TestError, int> error_result(TestError::kFailure1);
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ASSERT_FALSE(error_result.ok());
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EXPECT_EQ(error_result.error(), TestError::kFailure1);
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}
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2022-10-04 20:22:26 +00:00
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struct NonTrivialDestructor {
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explicit NonTrivialDestructor(int* destructor_counter)
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: destructor_counter_(destructor_counter) {}
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~NonTrivialDestructor() {
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EXPECT_NE(nullptr, destructor_counter_);
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(*destructor_counter_)++;
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}
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NonTrivialDestructor(const NonTrivialDestructor&) = delete;
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NonTrivialDestructor(NonTrivialDestructor&&) = delete;
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int* destructor_counter_;
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};
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TEST(ResultTest, NonTrivialDestructorTest) {
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int counter = 0;
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{
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Result<TestError, NonTrivialDestructor> ret(std::in_place, &counter);
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ASSERT_TRUE(ret.ok());
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}
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EXPECT_EQ(counter, 1);
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{
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Result<TestError, NonTrivialDestructor> ret(TestError::kFailure0);
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ASSERT_FALSE(ret.ok());
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}
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EXPECT_EQ(counter, 1);
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}
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2022-02-11 21:45:32 +00:00
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} // namespace
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} // namespace pw::bluetooth
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