| /* |
| * 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. |
| */ |
| package com.android.internal.os; |
| |
| import android.os.BatteryStats; |
| import android.support.test.filters.SmallTest; |
| |
| import junit.framework.TestCase; |
| |
| /** |
| * Test BatteryStatsImpl.StopwatchTimer. |
| */ |
| public class BatteryStatsStopwatchTimerTest extends TestCase { |
| |
| // Primarily testing previous bug that incremented count when timeBase was off and bug that gave |
| // negative values of count. |
| @SmallTest |
| public void testCount() throws Exception { |
| final MockClocks clocks = new MockClocks(); // holds realtime and uptime in ms |
| final BatteryStatsImpl.TimeBase timeBase = new BatteryStatsImpl.TimeBase(); |
| timeBase.init(clocks.uptimeMillis(), clocks.elapsedRealtime()); |
| final BatteryStatsImpl.StopwatchTimer timer = new BatteryStatsImpl.StopwatchTimer(clocks, |
| null, BatteryStats.SENSOR, null, timeBase); |
| int expectedCount = 0; |
| |
| // for timeBase off tests |
| timeBase.setRunning(false, 1000 * clocks.realtime, 1000 * clocks.realtime); |
| |
| // timeBase off, start, stop |
| timer.startRunningLocked(updateTime(clocks, 100)); // start |
| // Used to fail due to b/36730213 increasing count. |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| timer.startRunningLocked(updateTime(clocks, 110)); // start |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| timer.stopRunningLocked(updateTime(clocks, 120)); // stop |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| timer.stopRunningLocked(updateTime(clocks, 130)); // stop |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| |
| // timeBase off, start and immediately stop |
| timer.startRunningLocked(updateTime(clocks, 200)); // start |
| timer.stopRunningLocked(updateTime(clocks, 200)); // stop |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| |
| // timeBase off, start, reset, stop |
| timer.startRunningLocked(updateTime(clocks, 300)); // start |
| updateTime(clocks, 310); |
| timeBase.init(clocks.uptimeMillis(), clocks.elapsedRealtime()); |
| timer.reset(false); |
| expectedCount = 0; // count will be reset by reset() |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| timer.stopRunningLocked(updateTime(clocks, 350)); // stop |
| // Used to fail due to b/30099724 giving -1. |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| |
| // timeBase off, start and immediately reset, stop |
| timer.startRunningLocked(updateTime(clocks, 400)); // start |
| timer.reset(false); |
| expectedCount = 0; // count will be reset by reset() |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| timer.stopRunningLocked(updateTime(clocks, 450)); // stop |
| // Used to fail due to b/30099724 giving -1. |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| |
| |
| // for timeBase on tests |
| updateTime(clocks, 2000); |
| timeBase.setRunning(true, 1000 * clocks.realtime, 1000 * clocks.realtime); |
| assertFalse(timer.isRunningLocked()); |
| |
| // timeBase on, start, stop |
| timer.startRunningLocked(updateTime(clocks, 2100)); // start |
| expectedCount++; |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| timer.startRunningLocked(updateTime(clocks, 2110)); // start |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| timer.stopRunningLocked(updateTime(clocks, 2120)); // stop |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| timer.stopRunningLocked(updateTime(clocks, 2130)); // stop |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| |
| // timeBase on, start and immediately stop |
| timer.startRunningLocked(updateTime(clocks, 2200)); // start |
| timer.stopRunningLocked(updateTime(clocks, 2200)); // stop |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| |
| // timeBase on, start, reset, stop |
| timer.startRunningLocked(updateTime(clocks, 2300)); // start |
| updateTime(clocks, 2310); |
| timeBase.init(clocks.uptimeMillis(), clocks.elapsedRealtime()); |
| timer.reset(false); |
| expectedCount = 0; // count will be reset by reset() |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| timer.stopRunningLocked(updateTime(clocks, 2350)); // stop |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| |
| // timeBase on, start and immediately reset, stop |
| timer.startRunningLocked(updateTime(clocks, 2400)); // start |
| timer.reset(false); |
| expectedCount = 0; // count will be reset by reset() |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| timer.stopRunningLocked(updateTime(clocks, 2450)); // stop |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| |
| |
| // change timeBase tests |
| // timeBase off, start |
| updateTime(clocks, 3000); |
| timeBase.setRunning(false, 1000 * clocks.realtime, 1000 * clocks.realtime); |
| timer.startRunningLocked(updateTime(clocks, 3100)); // start |
| // Used to fail due to b/36730213 increasing count. |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| // timeBase on, stop |
| updateTime(clocks, 3200); |
| timeBase.setRunning(true, 1000 * clocks.realtime, 1000 * clocks.realtime); |
| timer.stopRunningLocked(updateTime(clocks, 3300)); // stop |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| |
| // timeBase on, start |
| timer.startRunningLocked(updateTime(clocks, 3400)); // start |
| expectedCount++; |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| // timeBase off, stop |
| updateTime(clocks, 3500); |
| timeBase.setRunning(false, 1000 * clocks.realtime, 1000 * clocks.realtime); |
| timer.stopRunningLocked(updateTime(clocks, 3600)); // stop |
| assertEquals(expectedCount, timer.getCountLocked(BatteryStats.STATS_SINCE_CHARGED)); |
| } |
| |
| private static long updateTime(MockClocks clocks, long time) { |
| return clocks.realtime = clocks.uptime = time; |
| } |
| } |