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Commit a3f265fa authored by Joe Onorato's avatar Joe Onorato
Browse files

Class to parse the raw batterystats csv. 

This parser builds a set of objects from the csv by looking
at the annotations on the fields.  Each line in the csv
corresponds to a Record object.

Test: atest frameworks/base/tools/powermodel --host
Change-Id: Ifeae68ce3bc3a6ea9330ff924204f016bff20663
parent 7d1851fe

tools/powermodel/src/com/android/powermodel/RawBatteryStats.java

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+887 −0

File added.

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tools/powermodel/test/com/android/powermodel/RawBatteryStatsTest.java

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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.powermodel;



import java.io.ByteArrayInputStream;

import java.io.InputStream;

import java.nio.charset.StandardCharsets;

import java.util.List;

import org.junit.Test;

import org.junit.Assert;



/**

 * Tests {@link RawBatteryStats}.

 */

public class RawBatteryStatsTest {

    private static final int BS_VERSION = 32;



    private static InputStream makeCsv(String... lines) {

        return makeCsv(BS_VERSION, lines);

    }



    private static InputStream makeCsv(int version, String... lines) {

        final StringBuilder result = new StringBuilder("9,0,i,vers,");

        result.append(version);

        result.append(",177,PPR1.180326.002,PQ1A.181105.015\n");

        for (String line: lines) {

            result.append(line);

            result.append('\n');

        }

        return new ByteArrayInputStream(result.toString().getBytes(StandardCharsets.UTF_8));

    }



    @Test public void testVersion() throws Exception {

        final InputStream is = makeCsv();



        final RawBatteryStats bs = RawBatteryStats.parse(is);

        final List<RawBatteryStats.Record> records = bs.getRecords();

        final RawBatteryStats.Version line = (RawBatteryStats.Version)records.get(0);



        Assert.assertEquals(0, bs.getWarnings().size());

        Assert.assertEquals(true, line.complete);



        Assert.assertEquals(9, line.lineVersion);

        Assert.assertEquals(0, line.uid);

        Assert.assertEquals(RawBatteryStats.Category.INFO, line.category);

        Assert.assertEquals("vers", line.lineType);



        Assert.assertEquals(BS_VERSION, line.dumpsysVersion);

        Assert.assertEquals(177, line.parcelVersion);

        Assert.assertEquals("PPR1.180326.002", line.startPlatformVersion);

        Assert.assertEquals("PQ1A.181105.015", line.endPlatformVersion);

    }



    @Test public void testUid() throws Exception {

        final InputStream is = makeCsv("9,0,i,uid,1000,com.example.app");



        final RawBatteryStats bs = RawBatteryStats.parse(is);

        final List<RawBatteryStats.Record> records = bs.getRecords();

        final RawBatteryStats.Uid line = (RawBatteryStats.Uid)records.get(1);



        Assert.assertEquals(1000, line.uidKey);

        Assert.assertEquals("com.example.app", line.pkg);

    }



    @Test public void testVarargs() throws Exception {

        final InputStream is = makeCsv("9,0,i,gmcd,1,2,3,4,5,6,7");



        final RawBatteryStats bs = RawBatteryStats.parse(is);

        final List<RawBatteryStats.Record> records = bs.getRecords();

        final RawBatteryStats.GlobalModemController line

                = (RawBatteryStats.GlobalModemController)records.get(1);



        Assert.assertEquals(1, line.idleMs);

        Assert.assertEquals(2, line.rxTimeMs);

        Assert.assertEquals(3, line.powerMaMs);

        Assert.assertEquals(4, line.txTimeMs.length);

        Assert.assertEquals(4, line.txTimeMs[0]);

        Assert.assertEquals(5, line.txTimeMs[1]);

        Assert.assertEquals(6, line.txTimeMs[2]);

        Assert.assertEquals(7, line.txTimeMs[3]);

    }

}