1 /*
2  * Copyright (C) 2016 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "gtest/gtest.h"
18 
19 #include "chre/util/fixed_size_blocking_queue.h"
20 #include "chre/util/unique_ptr.h"
21 
22 using chre::FixedSizeBlockingQueue;
23 using chre::MakeUnique;
24 using chre::UniquePtr;
25 
26 TEST(FixedSizeBlockingQueue, IsEmptyByDefault) {
27   FixedSizeBlockingQueue<int, 16> blockingQueue;
28   ASSERT_TRUE(blockingQueue.empty());
29 }
30 
31 TEST(FixedSizeBlockingQueue, PushPopVerifyOrder) {
32   FixedSizeBlockingQueue<int, 16> blockingQueue;
33 
34   ASSERT_TRUE(blockingQueue.push(0x1337));
35   ASSERT_TRUE(blockingQueue.push(0xcafe));
36 
37   ASSERT_EQ(blockingQueue.pop(), 0x1337);
38   ASSERT_EQ(blockingQueue.pop(), 0xcafe);
39 }
40 
41 TEST(FixedSizeBlockingQueue, PushPopMove) {
42   static constexpr int kVal = 0xbeef;
43   UniquePtr<int> ptr = MakeUnique<int>();
44   *ptr = kVal;
45 
46   FixedSizeBlockingQueue<UniquePtr<int>, 16> blockingQueue;
47 
48   ASSERT_TRUE(blockingQueue.push(std::move(ptr)));
49   ASSERT_TRUE(ptr.isNull());
50   ASSERT_EQ(*(blockingQueue.pop()), kVal);
51 }
52