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/*
* Copyright 2019 The Android Open Source Project
*
* 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 "common/blocking_queue.h"
#include <gtest/gtest.h>
#include <thread>
namespace bluetooth {
namespace common {
namespace {
class BlockingQueueTest : public ::testing::Test {
protected:
void SetUp() override {
EXPECT_TRUE(queue_.empty());
}
// Postcondition for each test case: clear the blocking queue
void TearDown() override {
EXPECT_TRUE(queue_.empty());
}
BlockingQueue<int> queue_;
};
TEST_F(BlockingQueueTest, initial_empty) {
EXPECT_TRUE(queue_.empty());
}
TEST_F(BlockingQueueTest, same_thread_push_and_pop) {
int data = 1;
queue_.push(data);
EXPECT_FALSE(queue_.empty());
EXPECT_EQ(queue_.take(), data);
EXPECT_TRUE(queue_.empty());
}
TEST_F(BlockingQueueTest, same_thread_push_and_pop_sequential) {
for (int data = 0; data < 10; data++) {
queue_.push(data);
EXPECT_FALSE(queue_.empty());
EXPECT_EQ(queue_.take(), data);
EXPECT_TRUE(queue_.empty());
}
}
TEST_F(BlockingQueueTest, same_thread_push_and_pop_batch) {
for (int data = 0; data < 10; data++) {
queue_.push(data);
}
EXPECT_FALSE(queue_.empty());
for (int data = 0; data < 10; data++) {
EXPECT_EQ(queue_.take(), data);
}
EXPECT_TRUE(queue_.empty());
}
TEST_F(BlockingQueueTest, clear_queue) {
for (int data = 0; data < 10; data++) {
queue_.push(data);
}
EXPECT_FALSE(queue_.empty());
queue_.clear();
EXPECT_TRUE(queue_.empty());
}
TEST_F(BlockingQueueTest, wait_for_non_empty) {
int data = 1;
std::thread waiter_thread([this, data] { EXPECT_EQ(queue_.take(), data); });
queue_.push(data);
waiter_thread.join();
EXPECT_TRUE(queue_.empty());
}
TEST_F(BlockingQueueTest, wait_to_take_fail) {
EXPECT_FALSE(queue_.wait_to_take(std::chrono::milliseconds(3)));
}
TEST_F(BlockingQueueTest, wait_to_take_after_non_empty) {
int data = 1;
queue_.push(data);
EXPECT_TRUE(queue_.wait_to_take(std::chrono::milliseconds(3)));
queue_.clear();
}
TEST_F(BlockingQueueTest, wait_to_take_before_non_empty) {
int data = 1;
std::thread waiter_thread([this] { EXPECT_TRUE(queue_.wait_to_take(std::chrono::milliseconds(3))); });
queue_.push(data);
waiter_thread.join();
queue_.clear();
}
TEST_F(BlockingQueueTest, wait_for_non_empty_batch) {
std::thread waiter_thread([this] {
for (int data = 0; data < 10; data++) {
EXPECT_EQ(queue_.take(), data);
}
});
for (int data = 0; data < 10; data++) {
queue_.push(data);
}
waiter_thread.join();
EXPECT_TRUE(queue_.empty());
}
class VectorBlockingQueueTest : public ::testing::Test {
protected:
void SetUp() override {
EXPECT_TRUE(queue_.empty());
}
// Postcondition for each test case: clear the blocking queue
void TearDown() override {
EXPECT_TRUE(queue_.empty());
}
BlockingQueue<std::vector<uint8_t>> queue_;
};
TEST_F(VectorBlockingQueueTest, same_thread_push_and_pop) {
std::vector<uint8_t> data = {1, 2, 3, 4, 5, 6};
queue_.push(data);
EXPECT_FALSE(queue_.empty());
EXPECT_EQ(queue_.take(), data);
EXPECT_TRUE(queue_.empty());
}
} // namespace
} // namespace common
} // namespace bluetooth