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/*
* Copyright (C) 2018 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.server.wifi;
import static org.junit.Assert.assertEquals;
import static org.mockito.Mockito.*;
import android.os.RemoteException;
import android.os.connectivity.WifiBatteryStats;
import android.text.format.DateUtils;
import androidx.test.filters.SmallTest;
import com.android.internal.app.IBatteryStats;
import com.android.server.wifi.nano.WifiMetricsProto.WifiPowerStats;
import com.android.server.wifi.nano.WifiMetricsProto.WifiRadioUsage;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import java.io.ByteArrayOutputStream;
import java.io.PrintWriter;
/**
* Unit tests for {@link com.android.server.wifi.WifiPowerMetrics}.
*/
@SmallTest
public class WifiPowerMetricsTest {
@Mock IBatteryStats mBatteryStats;
WifiPowerMetrics mWifiPowerMetrics;
private static final long DEFAULT_VALUE = 0;
@Before
public void setUp() throws Exception {
MockitoAnnotations.initMocks(this);
mWifiPowerMetrics = new WifiPowerMetrics(mBatteryStats);
}
/**
* Tests that WifiRadioUsage has its fields set according to the corresponding fields in
* WifiBatteryStats
* @throws Exception
*/
@Test
public void testBuildWifiRadioUsageProto() throws Exception {
final long loggingDuration = 280;
final long scanTime = 23;
WifiBatteryStats wifiBatteryStats = new WifiBatteryStats();
wifiBatteryStats.setLoggingDurationMs(loggingDuration);
wifiBatteryStats.setScanTimeMs(scanTime);
when(mBatteryStats.getWifiBatteryStats()).thenReturn(wifiBatteryStats);
WifiRadioUsage wifiRadioUsage = mWifiPowerMetrics.buildWifiRadioUsageProto();
verify(mBatteryStats).getWifiBatteryStats();
assertEquals("loggingDurationMs must match with field from WifiBatteryStats",
loggingDuration, wifiRadioUsage.loggingDurationMs);
assertEquals("scanTimeMs must match with field from WifiBatteryStats",
scanTime, wifiRadioUsage.scanTimeMs);
}
/**
* Tests that WifiRadioUsage has its fields set to the |DEFAULT_VALUE| when IBatteryStats
* returns null
* @throws Exception
*/
@Test
public void testBuildWifiRadioUsageProtoNull() throws Exception {
when(mBatteryStats.getWifiBatteryStats()).thenReturn(null);
WifiRadioUsage wifiRadioUsage = mWifiPowerMetrics.buildWifiRadioUsageProto();
verify(mBatteryStats).getWifiBatteryStats();
assertEquals("loggingDurationMs must be default value when getWifiBatteryStats returns "
+ "null", DEFAULT_VALUE, wifiRadioUsage.loggingDurationMs);
assertEquals("scanTimeMs must be default value when getWifiBatteryStats returns null",
DEFAULT_VALUE, wifiRadioUsage.scanTimeMs);
}
/**
* Tests that WifiRadioUsage has its fields set to the |DEFAULT_VALUE| when IBatteryStats
* throws a RemoteException
* @throws Exception
*/
@Test
public void testBuildWifiRadioUsageProtoRemoteException() throws Exception {
doThrow(new RemoteException()).when(mBatteryStats).getWifiBatteryStats();
WifiRadioUsage wifiRadioUsage = mWifiPowerMetrics.buildWifiRadioUsageProto();
verify(mBatteryStats).getWifiBatteryStats();
assertEquals("loggingDurationMs must be default value when getWifiBatteryStats throws "
+ "RemoteException", DEFAULT_VALUE, wifiRadioUsage.loggingDurationMs);
assertEquals("scanTimeMs must be default value when getWifiBatteryStats throws "
+ "RemoteException", DEFAULT_VALUE, wifiRadioUsage.scanTimeMs);
}
/**
* Tests that dump() pulls data from IBatteryStats
* @throws Exception
*/
@Test
public void testDumpCallsAppropriateMethods() throws Exception {
ByteArrayOutputStream stream = new ByteArrayOutputStream();
PrintWriter writer = new PrintWriter(stream);
mWifiPowerMetrics.dump(writer);
verify(mBatteryStats, atLeastOnce()).getWifiBatteryStats();
}
/**
* Tests that WifiPowerStats has its fields set according to the corresponding fields in
* WifiBatteryStats
* @throws Exception
*/
@Test
public void testBuildProto() throws Exception {
final long monitoredRailEnergyConsumedMaMs = 12000;
final double monitoredRailEnergyConsumedMah = monitoredRailEnergyConsumedMaMs
/ ((double) DateUtils.HOUR_IN_MILLIS);
WifiBatteryStats wifiBatteryStats = new WifiBatteryStats();
wifiBatteryStats.setEnergyConsumedMaMs(monitoredRailEnergyConsumedMaMs);
when(mBatteryStats.getWifiBatteryStats()).thenReturn(wifiBatteryStats);
WifiPowerStats wifiPowerStats = mWifiPowerMetrics.buildProto();
verify(mBatteryStats).getWifiBatteryStats();
assertEquals("monitoredRailEnergyConsumedMah must match with field from WifiPowerStats",
monitoredRailEnergyConsumedMah, wifiPowerStats.monitoredRailEnergyConsumedMah,
0.01);
}
/**
* Tests that WifiPowerStats has its fields set to the |DEFAULT_VALUE| when IBatteryStats
* returns null
* @throws Exception
*/
@Test
public void testBuildProtoNull() throws Exception {
when(mBatteryStats.getWifiBatteryStats()).thenReturn(null);
WifiPowerStats wifiPowerStats = mWifiPowerMetrics.buildProto();
verify(mBatteryStats).getWifiBatteryStats();
assertEquals("monitoredRailEnergyConsumedMah must be default value when getWifiBatteryStats"
+ " returns null", DEFAULT_VALUE, wifiPowerStats.monitoredRailEnergyConsumedMah,
0.01);
}
/**
* Tests that WifiPowerStats has its fields set to the |DEFAULT_VALUE| when IBatteryStats
* throws a RemoteException
* @throws Exception
*/
@Test
public void testBuildProtoRemoteException() throws Exception {
doThrow(new RemoteException()).when(mBatteryStats).getWifiBatteryStats();
WifiPowerStats wifiPowerStats = mWifiPowerMetrics.buildProto();
verify(mBatteryStats).getWifiBatteryStats();
assertEquals("monitoredRailEnergyConsumedMah must be default value when getWifiBatteryStats"
+ " throws RemoteException", DEFAULT_VALUE,
wifiPowerStats.monitoredRailEnergyConsumedMah, 0.01);
}
}
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