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package com.android.dumprendertree;
import android.os.Handler;
import android.test.ActivityInstrumentationTestCase2;
import android.util.Log;
import java.io.BufferedOutputStream;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
public class ReliabilityTest extends ActivityInstrumentationTestCase2<ReliabilityTestActivity> {
private static final String LOGTAG = "ReliabilityTest";
private static final String PKG_NAME = "com.android.dumprendertree";
private static final String TEST_LIST_FILE = "/sdcard/android/reliability_tests_list.txt";
private static final String TEST_STATUS_FILE = "/sdcard/android/reliability_running_test.txt";
private static final String TEST_TIMEOUT_FILE = "/sdcard/android/reliability_timeout_test.txt";
private static final String TEST_DONE = "#DONE";
static final String RELIABILITY_TEST_RUNNER_FILES[] = {
"run_reliability_tests.py"
};
public ReliabilityTest() {
super(PKG_NAME, ReliabilityTestActivity.class);
}
public void runReliabilityTest() throws Throwable {
ReliabilityTestActivity activity = getActivity();
LayoutTestsAutoRunner runner = (LayoutTestsAutoRunner)getInstrumentation();
File testListFile = new File(TEST_LIST_FILE);
if(!testListFile.exists())
throw new FileNotFoundException("test list file not found.");
BufferedReader listReader = new BufferedReader(
new FileReader(testListFile));
//always try to resume first, hence cleaning up status will be the
//responsibility of driver scripts
String lastUrl = readTestStatus();
if(lastUrl != null && !TEST_DONE.equals(lastUrl))
fastForward(listReader, lastUrl);
String url = null;
Handler handler = null;
boolean timeoutFlag = false;
long start, elapsed;
//read from BufferedReader instead of populating a list in advance,
//this will avoid excessive memory usage in case of a large list
while((url = listReader.readLine()) != null) {
url = url.trim();
if(url.length() == 0)
continue;
start = System.currentTimeMillis();
Log.v(LOGTAG, "Testing URL: " + url);
updateTestStatus(url);
activity.reset();
//use message to send new URL to avoid interacting with
//WebView in non-UI thread
handler = activity.getHandler();
handler.sendMessage(handler.obtainMessage(
ReliabilityTestActivity.MSG_NAVIGATE,
runner.mTimeoutInMillis, runner.mDelay, url));
timeoutFlag = activity.waitUntilDone();
elapsed = System.currentTimeMillis() - start;
if(elapsed < 1000) {
Log.w(LOGTAG, "Page load finished in " + elapsed
+ "ms, too soon?");
} else {
Log.v(LOGTAG, "Page load finished in " + elapsed + "ms");
}
if(timeoutFlag) {
writeTimeoutFile(url);
}
System.runFinalization();
System.gc();
System.gc();
}
updateTestStatus(TEST_DONE);
activity.finish();
listReader.close();
}
public void copyRunnerAssetsToCache() {
try {
String out_dir = getActivity().getApplicationContext()
.getCacheDir().getPath() + "/";
for( int i=0; i< RELIABILITY_TEST_RUNNER_FILES.length; i++) {
InputStream in = getActivity().getAssets().open(
RELIABILITY_TEST_RUNNER_FILES[i]);
OutputStream out = new FileOutputStream(
out_dir + RELIABILITY_TEST_RUNNER_FILES[i]);
byte[] buf = new byte[2048];
int len;
while ((len = in.read(buf)) >= 0 ) {
out.write(buf, 0, len);
}
out.close();
in.close();
}
}catch (IOException e) {
Log.e(LOGTAG, "Cannot extract scripts for testing.", e);
}
}
private void updateTestStatus(String s) {
// write last tested url into status file
try {
BufferedOutputStream bos = new BufferedOutputStream(
new FileOutputStream(TEST_STATUS_FILE));
bos.write(s.getBytes());
bos.close();
} catch (IOException e) {
Log.e(LOGTAG, "Cannot update file " + TEST_STATUS_FILE, e);
}
}
private String readTestStatus() {
// read out the test name it stopped last time.
String status = null;
File testStatusFile = new File(TEST_STATUS_FILE);
if(testStatusFile.exists()) {
try {
BufferedReader inReader = new BufferedReader(
new FileReader(testStatusFile));
status = inReader.readLine();
inReader.close();
} catch (IOException e) {
Log.e(LOGTAG, "Error reading test status.", e);
}
}
return status;
}
private void fastForward(BufferedReader testListReader, String lastUrl) {
//fastforward the BufferedReader to the position right after last url
if(lastUrl == null)
return;
String line = null;
try {
while((line = testListReader.readLine()) != null) {
if(lastUrl.equals(line))
return;
}
} catch (IOException ioe) {
Log.e(LOGTAG, "Error while reading test list.", ioe);
return;
}
}
private void writeTimeoutFile(String s) {
//append to the file containing the list of timeout urls
try {
BufferedOutputStream bos = new BufferedOutputStream(
new FileOutputStream(TEST_TIMEOUT_FILE, true));
bos.write(s.getBytes());
bos.write('\n');
bos.close();
} catch (Exception e) {
Log.e(LOGTAG, "Cannot update file " + TEST_TIMEOUT_FILE, e);
}
}
}
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