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/*
* Copyright 2018 Google
*
* 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 "Firestore/core/test/firebase/firestore/util/async_queue_test.h"
#include <chrono> // NOLINT(build/c++11)
#include <future> // NOLINT(build/c++11)
#include <string>
#include "Firestore/core/src/firebase/firestore/util/executor.h"
#include "absl/memory/memory.h"
#include "gtest/gtest.h"
namespace firebase {
namespace firestore {
namespace util {
namespace {
// In these generic tests the specific timer ids don't matter.
const TimerId kTimerId1 = TimerId::ListenStreamConnectionBackoff;
const TimerId kTimerId2 = TimerId::ListenStreamIdle;
const TimerId kTimerId3 = TimerId::WriteStreamConnectionBackoff;
} // namespace
TEST_P(AsyncQueueTest, Enqueue) {
queue.Enqueue([&] { signal_finished(); });
EXPECT_TRUE(WaitForTestToFinish());
}
TEST_P(AsyncQueueTest, EnqueueDisallowsNesting) {
queue.Enqueue([&] { // clang-format off
// clang-format on
EXPECT_ANY_THROW(queue.Enqueue([] {}));
signal_finished();
});
EXPECT_TRUE(WaitForTestToFinish());
}
TEST_P(AsyncQueueTest, EnqueueRelaxedWorksFromWithinEnqueue) {
queue.Enqueue([&] { // clang-format off
queue.EnqueueRelaxed([&] { signal_finished(); });
// clang-format on
});
EXPECT_TRUE(WaitForTestToFinish());
}
TEST_P(AsyncQueueTest, EnqueueBlocking) {
bool finished = false;
queue.EnqueueBlocking([&] { finished = true; });
EXPECT_TRUE(finished);
}
TEST_P(AsyncQueueTest, EnqueueBlockingDisallowsNesting) {
queue.EnqueueBlocking([&] { // clang-format off
EXPECT_ANY_THROW(queue.EnqueueBlocking([] {}););
// clang-format on
});
}
TEST_P(AsyncQueueTest, ExecuteBlockingDisallowsNesting) {
queue.EnqueueBlocking(
[&] { EXPECT_ANY_THROW(queue.ExecuteBlocking([] {});); });
}
TEST_P(AsyncQueueTest, VerifyIsCurrentQueueWorksWithOperationInProgress) {
queue.EnqueueBlocking([&] { EXPECT_NO_THROW(queue.VerifyIsCurrentQueue()); });
}
TEST_P(AsyncQueueTest, CanScheduleOperationsInTheFuture) {
std::string steps;
queue.Enqueue([&steps] { steps += '1'; });
queue.Enqueue([&] {
queue.EnqueueAfterDelay(AsyncQueue::Milliseconds(5), kTimerId1, [&] {
steps += '4';
signal_finished();
});
queue.EnqueueAfterDelay(AsyncQueue::Milliseconds(1), kTimerId2,
[&steps] { steps += '3'; });
queue.EnqueueRelaxed([&steps] { steps += '2'; });
});
EXPECT_TRUE(WaitForTestToFinish());
EXPECT_EQ(steps, "1234");
}
TEST_P(AsyncQueueTest, CanCancelDelayedOperations) {
std::string steps;
queue.Enqueue([&] {
// Queue everything from the queue to ensure nothing completes before we
// cancel.
queue.EnqueueRelaxed([&steps] { steps += '1'; });
DelayedOperation delayed_operation = queue.EnqueueAfterDelay(
AsyncQueue::Milliseconds(1), kTimerId1, [&steps] { steps += '2'; });
queue.EnqueueAfterDelay(AsyncQueue::Milliseconds(5), kTimerId2, [&] {
steps += '3';
signal_finished();
});
EXPECT_TRUE(queue.IsScheduled(kTimerId1));
delayed_operation.Cancel();
EXPECT_FALSE(queue.IsScheduled(kTimerId1));
});
EXPECT_TRUE(WaitForTestToFinish());
EXPECT_EQ(steps, "13");
EXPECT_FALSE(queue.IsScheduled(kTimerId1));
}
TEST_P(AsyncQueueTest, CanCallCancelOnDelayedOperationAfterTheOperationHasRun) {
DelayedOperation delayed_operation;
queue.Enqueue([&] {
delayed_operation = queue.EnqueueAfterDelay(
AsyncQueue::Milliseconds(10), kTimerId1, [&] { signal_finished(); });
EXPECT_TRUE(queue.IsScheduled(kTimerId1));
});
EXPECT_TRUE(WaitForTestToFinish());
EXPECT_FALSE(queue.IsScheduled(kTimerId1));
EXPECT_NO_THROW(delayed_operation.Cancel());
}
TEST_P(AsyncQueueTest, CanManuallyDrainAllDelayedOperationsForTesting) {
std::string steps;
queue.Enqueue([&] {
queue.EnqueueRelaxed([&steps] { steps += '1'; });
queue.EnqueueAfterDelay(AsyncQueue::Milliseconds(20000), kTimerId1,
[&] { steps += '4'; });
queue.EnqueueAfterDelay(AsyncQueue::Milliseconds(10000), kTimerId2,
[&steps] { steps += '3'; });
queue.EnqueueRelaxed([&steps] { steps += '2'; });
signal_finished();
});
EXPECT_TRUE(WaitForTestToFinish());
queue.RunScheduledOperationsUntil(TimerId::All);
EXPECT_EQ(steps, "1234");
}
TEST_P(AsyncQueueTest, CanManuallyDrainSpecificDelayedOperationsForTesting) {
std::string steps;
queue.Enqueue([&] {
queue.EnqueueRelaxed([&] { steps += '1'; });
queue.EnqueueAfterDelay(AsyncQueue::Milliseconds(20000), kTimerId1,
[&steps] { steps += '5'; });
queue.EnqueueAfterDelay(AsyncQueue::Milliseconds(10000), kTimerId2,
[&steps] { steps += '3'; });
queue.EnqueueAfterDelay(AsyncQueue::Milliseconds(15000), kTimerId3,
[&steps] { steps += '4'; });
queue.EnqueueRelaxed([&] { steps += '2'; });
signal_finished();
});
EXPECT_TRUE(WaitForTestToFinish());
queue.RunScheduledOperationsUntil(kTimerId3);
EXPECT_EQ(steps, "1234");
}
} // namespace util
} // namespace firestore
} // namespace firebase
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