89 lines
2.1 KiB
C++
89 lines
2.1 KiB
C++
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// Copyright 2023 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_function/scope_guard.h"
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#include <utility>
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#include "gtest/gtest.h"
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#include "pw_function/function.h"
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namespace pw {
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namespace {
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TEST(ScopeGuard, ExecutesLambda) {
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bool executed = false;
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{
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ScopeGuard guarded_lambda([&] { executed = true; });
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EXPECT_FALSE(executed);
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}
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EXPECT_TRUE(executed);
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}
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static bool static_executed = false;
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void set_static_executed() { static_executed = true; }
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TEST(ScopeGuard, ExecutesFunction) {
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{
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ScopeGuard guarded_function(set_static_executed);
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EXPECT_FALSE(static_executed);
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}
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EXPECT_TRUE(static_executed);
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}
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TEST(ScopeGuard, ExecutesPwFunction) {
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bool executed = false;
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pw::Function<void()> pw_function([&]() { executed = true; });
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{
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ScopeGuard guarded_pw_function(std::move(pw_function));
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EXPECT_FALSE(executed);
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}
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EXPECT_TRUE(executed);
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}
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TEST(ScopeGuard, Dismiss) {
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bool executed = false;
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{
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ScopeGuard guard([&] { executed = true; });
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EXPECT_FALSE(executed);
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guard.Dismiss();
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EXPECT_FALSE(executed);
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}
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EXPECT_FALSE(executed);
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}
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TEST(ScopeGuard, MoveConstructor) {
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bool executed = false;
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ScopeGuard first_guard([&] { executed = true; });
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{
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ScopeGuard second_guard(std::move(first_guard));
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EXPECT_FALSE(executed);
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}
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EXPECT_TRUE(executed);
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}
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TEST(ScopeGuard, MoveOperator) {
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bool executed = false;
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ScopeGuard first_guard([&] { executed = true; });
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{
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ScopeGuard second_guard = std::move(first_guard);
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EXPECT_FALSE(executed);
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}
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EXPECT_TRUE(executed);
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}
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} // namespace
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} // namespace pw
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