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/*
* Copyright (C) 2010 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.browser;
import android.app.Instrumentation;
import android.content.Intent;
import android.net.Uri;
import android.net.http.SslError;
import android.os.Environment;
import android.provider.Browser;
import android.test.ActivityInstrumentationTestCase2;
import android.text.TextUtils;
import android.util.Log;
import android.webkit.ClientCertRequestHandler;
import android.webkit.DownloadListener;
import android.webkit.HttpAuthHandler;
import android.webkit.JsPromptResult;
import android.webkit.JsResult;
import android.webkit.SslErrorHandler;
import android.webkit.WebView;
import android.webkit.WebViewClassic;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
/**
*
* Iterates over a list of URLs from a file and outputs the time to load each.
*/
public class PopularUrlsTest extends ActivityInstrumentationTestCase2<BrowserActivity> {
private final static String TAG = "PopularUrlsTest";
private final static String newLine = System.getProperty("line.separator");
private final static String sInputFile = "popular_urls.txt";
private final static String sOutputFile = "test_output.txt";
private final static String sStatusFile = "test_status.txt";
private final static File sExternalStorage = Environment.getExternalStorageDirectory();
private final static int PERF_LOOPCOUNT = 10;
private final static int STABILITY_LOOPCOUNT = 1;
private final static int PAGE_LOAD_TIMEOUT = 120000; // 2 minutes
private BrowserActivity mActivity = null;
private Controller mController = null;
private Instrumentation mInst = null;
private CountDownLatch mLatch = new CountDownLatch(1);
private RunStatus mStatus;
private boolean pageLoadFinishCalled, pageProgressFull;
public PopularUrlsTest() {
super(BrowserActivity.class);
}
@Override
protected void setUp() throws Exception {
super.setUp();
Intent i = new Intent(Intent.ACTION_VIEW, Uri.parse("about:blank"));
i.putExtra(Controller.NO_CRASH_RECOVERY, true);
setActivityIntent(i);
mActivity = getActivity();
mController = mActivity.getController();
mInst = getInstrumentation();
mInst.waitForIdleSync();
mStatus = RunStatus.load();
}
@Override
protected void tearDown() throws Exception {
if (mStatus != null) {
mStatus.cleanUp();
}
super.tearDown();
}
BufferedReader getInputStream() throws FileNotFoundException {
return getInputStream(sInputFile);
}
BufferedReader getInputStream(String inputFile) throws FileNotFoundException {
FileReader fileReader = new FileReader(new File(sExternalStorage, inputFile));
BufferedReader bufferedReader = new BufferedReader(fileReader);
return bufferedReader;
}
OutputStreamWriter getOutputStream() throws IOException {
return getOutputStream(sOutputFile);
}
OutputStreamWriter getOutputStream(String outputFile) throws IOException {
return new FileWriter(new File(sExternalStorage, outputFile), mStatus.getIsRecovery());
}
/**
* Gets the browser ready for testing by starting the application
* and wrapping the WebView's helper clients.
*/
void setUpBrowser() {
mInst.runOnMainSync(new Runnable() {
@Override
public void run() {
setupBrowserInternal();
}
});
}
void setupBrowserInternal() {
Tab tab = mController.getTabControl().getCurrentTab();
WebView webView = tab.getWebView();
webView.setWebChromeClient(new TestWebChromeClient(
WebViewClassic.fromWebView(webView).getWebChromeClient()) {
@Override
public void onProgressChanged(WebView view, int newProgress) {
super.onProgressChanged(view, newProgress);
if (newProgress >= 100) {
if (!pageProgressFull) {
// void duplicate calls
pageProgressFull = true;
if (pageLoadFinishCalled) {
//reset latch and move forward only if both indicators are true
resetLatch();
}
}
}
}
/**
* Dismisses and logs Javascript alerts.
*/
@Override
public boolean onJsAlert(WebView view, String url, String message,
JsResult result) {
String logMsg = String.format("JS Alert '%s' received from %s", message, url);
Log.w(TAG, logMsg);
result.confirm();
return true;
}
/**
* Confirms and logs Javascript alerts.
*/
@Override
public boolean onJsConfirm(WebView view, String url, String message,
JsResult result) {
String logMsg = String.format("JS Confirmation '%s' received from %s",
message, url);
Log.w(TAG, logMsg);
result.confirm();
return true;
}
/**
* Confirms and logs Javascript alerts, providing the default value.
*/
@Override
public boolean onJsPrompt(WebView view, String url, String message,
String defaultValue, JsPromptResult result) {
String logMsg = String.format("JS Prompt '%s' received from %s; " +
"Giving default value '%s'", message, url, defaultValue);
Log.w(TAG, logMsg);
result.confirm(defaultValue);
return true;
}
/*
* Skip the unload confirmation
*/
@Override
public boolean onJsBeforeUnload(
WebView view, String url, String message, JsResult result) {
result.confirm();
return true;
}
});
webView.setWebViewClient(new TestWebViewClient(
WebViewClassic.fromWebView(webView).getWebViewClient()) {
/**
* Bypasses and logs errors.
*/
@Override
public void onReceivedError(WebView view, int errorCode,
String description, String failingUrl) {
String message = String.format("Error '%s' (%d) loading url: %s",
description, errorCode, failingUrl);
Log.w(TAG, message);
}
/**
* Ignores and logs SSL errors.
*/
@Override
public void onReceivedSslError(WebView view, SslErrorHandler handler,
SslError error) {
Log.w(TAG, "SSL error: " + error);
handler.proceed();
}
/**
* Ignores and logs SSL client certificate requests.
*/
@Override
public void onReceivedClientCertRequest(WebView view, ClientCertRequestHandler handler,
String host_and_port) {
Log.w(TAG, "SSL client certificate request: " + host_and_port);
handler.cancel();
}
/**
* Ignores http auth with dummy username and password
*/
@Override
public void onReceivedHttpAuthRequest(WebView view, HttpAuthHandler handler,
String host, String realm) {
handler.proceed("user", "passwd");
}
/* (non-Javadoc)
* @see com.android.browser.TestWebViewClient#onPageFinished(android.webkit.WebView, java.lang.String)
*/
@Override
public void onPageFinished(WebView view, String url) {
super.onPageFinished(view, url);
if (!pageLoadFinishCalled) {
pageLoadFinishCalled = true;
if (pageProgressFull) {
//reset latch and move forward only if both indicators are true
resetLatch();
}
}
}
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
if (!(url.startsWith("http://") || url.startsWith("https://"))) {
Log.v(TAG, String.format("suppressing non-http url scheme: %s", url));
return true;
}
return super.shouldOverrideUrlLoading(view, url);
}
});
webView.setDownloadListener(new DownloadListener() {
@Override
public void onDownloadStart(String url, String userAgent, String contentDisposition,
String mimetype, long contentLength) {
Log.v(TAG, String.format("Download request ignored: %s", url));
}
});
}
void resetLatch() {
if (mLatch.getCount() != 1) {
Log.w(TAG, "Expecting latch to be 1, but it's not!");
} else {
mLatch.countDown();
}
}
void resetForNewPage() {
mLatch = new CountDownLatch(1);
pageLoadFinishCalled = false;
pageProgressFull = false;
}
void waitForLoad() throws InterruptedException {
boolean timedout = !mLatch.await(PAGE_LOAD_TIMEOUT, TimeUnit.MILLISECONDS);
if (timedout) {
Log.w(TAG, "page timeout. trying to stop.");
// try to stop page load
mInst.runOnMainSync(new Runnable(){
public void run() {
mController.getTabControl().getCurrentTab().getWebView().stopLoading();
}
});
// try to wait for count down latch again
timedout = !mLatch.await(5000, TimeUnit.MILLISECONDS);
if (timedout) {
throw new RuntimeException("failed to stop timedout site, is browser pegged?");
}
}
}
private static class RunStatus {
private File mFile;
private int iteration;
private int page;
private String url;
private boolean isRecovery;
private boolean allClear;
private RunStatus(File file) throws IOException {
mFile = file;
FileReader input = null;
BufferedReader reader = null;
isRecovery = false;
allClear = false;
iteration = 0;
page = 0;
try {
input = new FileReader(mFile);
isRecovery = true;
reader = new BufferedReader(input);
String line = reader.readLine();
if (line == null)
return;
iteration = Integer.parseInt(line);
line = reader.readLine();
if (line == null)
return;
page = Integer.parseInt(line);
} catch (FileNotFoundException ex) {
return;
} catch (NumberFormatException nfe) {
Log.wtf(TAG, "unexpected data in status file, will start from begining");
return;
} finally {
try {
if (reader != null) {
reader.close();
}
} finally {
if (input != null) {
input.close();
}
}
}
}
public static RunStatus load() throws IOException {
return load(sStatusFile);
}
public static RunStatus load(String file) throws IOException {
return new RunStatus(new File(sExternalStorage, file));
}
public void write() throws IOException {
FileWriter output = null;
if (mFile.exists()) {
mFile.delete();
}
try {
output = new FileWriter(mFile);
output.write(iteration + newLine);
output.write(page + newLine);
output.write(url + newLine);
} finally {
if (output != null) {
output.close();
}
}
}
public void cleanUp() {
// only perform cleanup when allClear flag is set
// i.e. when the test was not interrupted by a Java crash
if (mFile.exists() && allClear) {
mFile.delete();
}
}
public void resetPage() {
page = 0;
}
public void incrementPage() {
++page;
allClear = true;
}
public void incrementIteration() {
++iteration;
}
public int getPage() {
return page;
}
public int getIteration() {
return iteration;
}
public boolean getIsRecovery() {
return isRecovery;
}
public void setUrl(String url) {
this.url = url;
allClear = false;
}
}
/**
* Loops over a list of URLs, points the browser to each one, and records the time elapsed.
*
* @param input the reader from which to get the URLs.
* @param writer the writer to which to output the results.
* @param clearCache determines whether the cache is cleared before loading each page
* @param loopCount the number of times to loop through the list of pages
* @throws IOException unable to read from input or write to writer.
* @throws InterruptedException the thread was interrupted waiting for the page to load.
*/
void loopUrls(BufferedReader input, OutputStreamWriter writer,
boolean clearCache, int loopCount)
throws IOException, InterruptedException {
Tab tab = mController.getTabControl().getCurrentTab();
WebView webView = tab.getWebView();
List<String> pages = new LinkedList<String>();
String page;
while (null != (page = input.readLine())) {
if (!TextUtils.isEmpty(page)) {
pages.add(page);
}
}
Iterator<String> iterator = pages.iterator();
for (int i = 0; i < mStatus.getPage(); ++i) {
iterator.next();
}
if (mStatus.getIsRecovery()) {
Log.e(TAG, "Recovering after crash: " + iterator.next());
mStatus.incrementPage();
}
while (mStatus.getIteration() < loopCount) {
if (clearCache) {
clearCacheUiThread(webView, true);
}
while(iterator.hasNext()) {
page = iterator.next();
mStatus.setUrl(page);
mStatus.write();
Log.i(TAG, "start: " + page);
Uri uri = Uri.parse(page);
final Intent intent = new Intent(Intent.ACTION_VIEW, uri);
intent.putExtra(Browser.EXTRA_APPLICATION_ID,
getInstrumentation().getTargetContext().getPackageName());
long startTime = System.currentTimeMillis();
resetForNewPage();
mInst.runOnMainSync(new Runnable() {
public void run() {
mActivity.onNewIntent(intent);
}
});
waitForLoad();
long stopTime = System.currentTimeMillis();
String url = getUrlUiThread(webView);
Log.i(TAG, "finish: " + url);
if (writer != null) {
writer.write(page + "|" + (stopTime - startTime) + newLine);
writer.flush();
}
mStatus.incrementPage();
}
mStatus.incrementIteration();
mStatus.resetPage();
iterator = pages.iterator();
}
}
public void testLoadPerformance() throws IOException, InterruptedException {
setUpBrowser();
OutputStreamWriter writer = getOutputStream();
try {
BufferedReader bufferedReader = getInputStream();
try {
loopUrls(bufferedReader, writer, true, PERF_LOOPCOUNT);
} finally {
if (bufferedReader != null) {
bufferedReader.close();
}
}
} catch (FileNotFoundException fnfe) {
Log.e(TAG, fnfe.getMessage(), fnfe);
fail("Test environment not setup correctly");
} finally {
if (writer != null) {
writer.close();
}
}
}
public void testStability() throws IOException, InterruptedException {
setUpBrowser();
BufferedReader bufferedReader = getInputStream();
try {
loopUrls(bufferedReader, null, true, STABILITY_LOOPCOUNT);
} catch (FileNotFoundException fnfe) {
Log.e(TAG, fnfe.getMessage(), fnfe);
fail("Test environment not setup correctly");
} finally {
if (bufferedReader != null) {
bufferedReader.close();
}
}
}
private void clearCacheUiThread(final WebView webView, final boolean includeDiskFiles) {
Runnable runner = new Runnable() {
@Override
public void run() {
webView.clearCache(includeDiskFiles);
}
};
getInstrumentation().runOnMainSync(runner);
}
private String getUrlUiThread(final WebView webView) {
WebViewUrlGetter urlGetter = new WebViewUrlGetter(webView);
getInstrumentation().runOnMainSync(urlGetter);
return urlGetter.getUrl();
}
private class WebViewUrlGetter implements Runnable {
private WebView mWebView;
private String mUrl;
public WebViewUrlGetter(WebView webView) {
mWebView = webView;
}
@Override
public void run() {
mUrl = null;
mUrl = mWebView.getUrl();
}
public String getUrl() {
if (mUrl != null) {
return mUrl;
} else
throw new IllegalStateException("url has not been fetched yet");
}
}
}