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Commit 3f26befd authored by Aurimas Liutikas's avatar Aurimas Liutikas
Browse files

Add a basic ResourcePerfTest. 

Moving ResourcesBenchmark.java to the proper android.perftests infrastructure.

Test: ran the benchmark locally.
Change-Id: Ia981274e1e3c167a2a8900498fc40b7a03508a74
parent 3066d1eb

core/tests/benchmarks/src/android/content/res/ResourcesBenchmark.java→apct-tests/perftests/core/src/android/app/ResourcesPerfTest.java

+107 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2015 The Android Open Source Project

 * 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.
@@ -14,19 +14,33 @@ 
 * limitations under the License.

 */



package android.content.res;

package android.app;



import android.util.AttributeSet;

import android.util.Xml;

import static org.junit.Assert.fail;



import com.android.internal.R;

import android.content.res.AssetManager;

import android.content.res.Resources;

import android.content.res.XmlResourceParser;

import android.perftests.utils.BenchmarkState;

import android.perftests.utils.PerfStatusReporter;

import android.support.test.filters.LargeTest;



import org.junit.After;

import org.junit.Before;

import org.junit.Rule;

import org.junit.Test;

import org.xmlpull.v1.XmlPullParser;

import org.xmlpull.v1.XmlPullParserException;



import com.google.caliper.AfterExperiment;

import com.google.caliper.BeforeExperiment;

import java.io.IOException;



public class ResourcesBenchmark {

/**

 * Benchmarks for {@link android.content.res.Resources}.

 */

@LargeTest

public class ResourcesPerfTest {

    @Rule

    public PerfStatusReporter mPerfStatusReporter = new PerfStatusReporter();



    private AssetManager mAsset;

    private Resources mRes;
@@ -36,8 +50,8 @@ public class ResourcesBenchmark { 
    private int mIntegerId;

    private int mLayoutId;



    @BeforeExperiment

    protected void setUp() {

    @Before

    public void setUp() {

        mAsset = new AssetManager();

        mAsset.addAssetPath("/system/framework/framework-res.apk");

        mRes = new Resources(mAsset, null, null);
@@ -48,38 +62,45 @@ public class ResourcesBenchmark { 
        mLayoutId = mRes.getIdentifier("two_line_list_item", "layout", "android");

    }



    @AfterExperiment

    protected void tearDown() {

    @After

    public void tearDown() {

        mAsset.close();

    }



    public void timeGetString(int reps) {

        for (int i = 0; i < reps; i++) {

    @Test

    public void getText() {

        final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();

        while (state.keepRunning()) {

            mRes.getText(mTextId);

        }

    }



    public void timeGetColor(int reps) {

        for (int i = 0; i < reps; i++) {

    @Test

    public void getColor() {

        final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();

        while (state.keepRunning()) {

            mRes.getColor(mColorId, null);

        }

    }



    public void timeGetInteger(int reps) {

        for (int i = 0; i < reps; i++) {

    @Test

    public void getInteger() {

        final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();

        while (state.keepRunning()) {

            mRes.getInteger(mIntegerId);

        }

    }



    public void timeGetLayoutAndTraverse(int reps) throws Exception {

        for (int i = 0; i < reps; i++) {

            final XmlResourceParser parser = mRes.getLayout(mLayoutId);

            try {

    @Test

    public void getLayoutAndTravese() {

        final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();

        while (state.keepRunning()) {

            try (XmlResourceParser parser = mRes.getLayout(mLayoutId)) {

                while (parser.next() != XmlPullParser.END_DOCUMENT) {

                    // Walk the entire tree

                }

            } finally {

                parser.close();

            } catch (IOException | XmlPullParserException exception) {

                fail("Parsing of the layout failed. Something is really broken");

            }

        }

    }