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a6f4bb9c04
- third_party/nearby/internal/platform/implementation/ios (for platform) - third_party/nearby/connections/clients/ios (for connections) - third_party/nearby/connections/samples/ios (for sample codes) PiperOrigin-RevId: 440895852
84 lines
1.9 KiB
C++
84 lines
1.9 KiB
C++
// Copyright 2020 Google LLC
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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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// 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,
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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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#include "internal/platform/implementation/ios/count_down_latch.h"
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#include "gtest/gtest.h"
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#include "thread/fiber/fiber.h"
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namespace location {
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namespace nearby {
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namespace ios {
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namespace {
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TEST(CountDownLatchTest, LatchAwaitCanWait) {
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CountDownLatch latch(1);
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std::atomic_bool done = false;
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thread::Fiber f([&done, &latch] {
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done = true;
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latch.CountDown();
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});
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f.Join();
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latch.Await();
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EXPECT_TRUE(done);
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}
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TEST(CountDownLatchTest, LatchExtraCountDownIgnored) {
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CountDownLatch latch(1);
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std::atomic_bool done = false;
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thread::Fiber f([&done, &latch] {
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done = true;
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latch.CountDown();
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latch.CountDown();
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latch.CountDown();
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});
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f.Join();
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latch.Await();
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EXPECT_TRUE(done);
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}
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TEST(CountDownLatchTest, LatchAwaitWithTimeoutCanExpire) {
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CountDownLatch latch(1);
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auto response = latch.Await(absl::Milliseconds(100));
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EXPECT_TRUE(response.ok());
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EXPECT_FALSE(response.result());
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}
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TEST(CountDownLatchTest, InitialCountZero_AwaitDoesNotBlock) {
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CountDownLatch latch(0);
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auto response = latch.Await();
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EXPECT_TRUE(response.Ok());
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}
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TEST(CountDownLatchTest, InitialCountNegative_AwaitDoesNotBlock) {
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CountDownLatch latch(-1);
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auto response = latch.Await();
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EXPECT_TRUE(response.Ok());
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}
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} // namespace
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} // namespace ios
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} // namespace nearby
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} // namespace location
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