76 lines
2.4 KiB
C++
76 lines
2.4 KiB
C++
/*
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* Copyright (C) 2017 The Android Open Source Project
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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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* http://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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*/
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#include <thread>
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#include <gtest/gtest.h>
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#include "vhal_v2_0/RecurrentTimer.h"
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namespace {
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using std::chrono::nanoseconds;
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using std::chrono::milliseconds;
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#define ASSERT_EQ_WITH_TOLERANCE(val1, val2, tolerance) \
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ASSERT_LE(val1 - tolerance, val2); \
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ASSERT_GE(val1 + tolerance, val2); \
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TEST(RecurrentTimerTest, oneInterval) {
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std::atomic<int64_t> counter { 0L };
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auto counterRef = std::ref(counter);
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RecurrentTimer timer([&counterRef](const std::vector<int32_t>& cookies) {
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ASSERT_EQ(1u, cookies.size());
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ASSERT_EQ(0xdead, cookies.front());
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counterRef.get()++;
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});
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timer.registerRecurrentEvent(milliseconds(1), 0xdead);
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std::this_thread::sleep_for(milliseconds(100));
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// This test is unstable, so set the tolerance to 50.
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ASSERT_EQ_WITH_TOLERANCE(100, counter.load(), 50);
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}
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TEST(RecurrentTimerTest, multipleIntervals) {
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std::atomic<int64_t> counter1ms { 0L };
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std::atomic<int64_t> counter5ms { 0L };
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auto counter1msRef = std::ref(counter1ms);
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auto counter5msRef = std::ref(counter5ms);
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RecurrentTimer timer(
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[&counter1msRef, &counter5msRef](const std::vector<int32_t>& cookies) {
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for (int32_t cookie : cookies) {
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if (cookie == 0xdead) {
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counter1msRef.get()++;
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} else if (cookie == 0xbeef) {
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counter5msRef.get()++;
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} else {
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FAIL();
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}
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}
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});
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timer.registerRecurrentEvent(milliseconds(1), 0xdead);
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timer.registerRecurrentEvent(milliseconds(5), 0xbeef);
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std::this_thread::sleep_for(milliseconds(100));
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// This test is unstable, so set the tolerance to 50.
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ASSERT_EQ_WITH_TOLERANCE(100, counter1ms.load(), 50);
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ASSERT_EQ_WITH_TOLERANCE(20, counter5ms.load(), 5);
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}
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} // anonymous namespace
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