platform_hardware_interfaces/broadcastradio/common/tests/WorkerThread_test.cpp
Tomasz Wasilczyk f679e8b6ec Branch out Broadcast Radio 1.2 HAL.
Bug: 62945293
Change-Id: Ic84f9fe6c17040053257085801208ed527fd07ab
Fixes: 64115813
Test: instrumentation, VTS
2017-09-21 13:25:17 -07:00

138 lines
3.2 KiB
C++

/*
* Copyright (C) 2017 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 <broadcastradio-utils/WorkerThread.h>
#include <gtest/gtest.h>
namespace {
using namespace std::chrono_literals;
using android::WorkerThread;
using std::atomic;
using std::chrono::time_point;
using std::chrono::steady_clock;
using std::is_sorted;
using std::lock_guard;
using std::mutex;
using std::this_thread::sleep_for;
using std::vector;
#define ASSERT_EQ_WITH_TOLERANCE(val1, val2, tolerance) \
ASSERT_LE((val1) - (tolerance), (val2)); \
ASSERT_GE((val1) + (tolerance), (val2));
TEST(WorkerThreadTest, oneTask) {
atomic<bool> executed(false);
atomic<time_point<steady_clock>> stop;
WorkerThread thread;
auto start = steady_clock::now();
thread.schedule(
[&]() {
stop = steady_clock::now();
executed = true;
},
100ms);
sleep_for(150ms);
ASSERT_TRUE(executed);
auto delta = stop.load() - start;
ASSERT_EQ_WITH_TOLERANCE(delta, 100ms, 50ms);
}
TEST(WorkerThreadTest, cancelSecond) {
atomic<bool> executed1(false);
atomic<bool> executed2(false);
WorkerThread thread;
thread.schedule([&]() { executed2 = true; }, 100ms);
thread.schedule([&]() { executed1 = true; }, 25ms);
sleep_for(50ms);
thread.cancelAll();
sleep_for(100ms);
ASSERT_TRUE(executed1);
ASSERT_FALSE(executed2);
}
TEST(WorkerThreadTest, executeInOrder) {
mutex mut;
vector<int> order;
WorkerThread thread;
thread.schedule(
[&]() {
lock_guard<mutex> lk(mut);
order.push_back(0);
},
50ms);
thread.schedule(
[&]() {
lock_guard<mutex> lk(mut);
order.push_back(4);
},
400ms);
thread.schedule(
[&]() {
lock_guard<mutex> lk(mut);
order.push_back(1);
},
100ms);
thread.schedule(
[&]() {
lock_guard<mutex> lk(mut);
order.push_back(3);
},
300ms);
thread.schedule(
[&]() {
lock_guard<mutex> lk(mut);
order.push_back(2);
},
200ms);
sleep_for(500ms);
ASSERT_EQ(5u, order.size());
ASSERT_TRUE(is_sorted(order.begin(), order.end()));
}
TEST(WorkerThreadTest, dontExecuteAfterDestruction) {
atomic<bool> executed1(false);
atomic<bool> executed2(false);
{
WorkerThread thread;
thread.schedule([&]() { executed2 = true; }, 100ms);
thread.schedule([&]() { executed1 = true; }, 25ms);
sleep_for(50ms);
}
sleep_for(100ms);
ASSERT_TRUE(executed1);
ASSERT_FALSE(executed2);
}
} // anonymous namespace