The Tor Browser: comparison mobile/android/base/tests/testANRReporter.java

--1:000000000000
+:1d9905a9cbf3
+package org.mozilla.gecko.tests;
+import org.mozilla.gecko.AppConstants;
+import android.content.Context;
+import android.content.Intent;
+import com.jayway.android.robotium.solo.Condition;
+import java.io.File;
+import java.io.FileReader;
+import java.io.FileWriter;
+import org.json.JSONObject;
+/**
+* Tests the proper operation of the ANR reporter.
+*/
+public class testANRReporter extends BaseTest {
+private static final String ANR_ACTION = "android.intent.action.ANR";
+private static final String PING_DIR = "saved-telemetry-pings";
+private static final int WAIT_FOR_PING_TIMEOUT = 10000;
+private static final String ANR_PATH = "/data/anr/traces.txt";
+private static final String SAMPLE_ANR
+= "----- pid 1 at 2014-01-15 18:55:51 -----\n"
++ "Cmd line: " + AppConstants.ANDROID_PACKAGE_NAME + "\n"
++ "\n"
++ "JNI: CheckJNI is off; workarounds are off; pins=0; globals=397\n"
++ "\n"
++ "DALVIK THREADS:\n"
++ "(mutexes: tll=0 tsl=0 tscl=0 ghl=0)\n"
++ "\n"
++ "\"main\" prio=5 tid=1 WAIT\n"
++ "  | group=\"main\" sCount=1 dsCount=0 obj=0x41d6bc90 self=0x41d5a3c8\n"
++ "  | sysTid=3485 nice=0 sched=0/0 cgrp=apps handle=1074852180\n"
++ "  | state=S schedstat=( 0 0 0 ) utm=1065 stm=152 core=0\n"
++ "  at java.lang.Object.wait(Native Method)\n"
++ "  - waiting on <0x427ab340> (a org.mozilla.gecko.GeckoEditable$5)\n"
++ "  at java.lang.Object.wait(Object.java:364)\n"
++ "  at org.mozilla.gecko.GeckoEditable$5.run(GeckoEditable.java:746)\n"
++ "  at android.os.Handler.handleCallback(Handler.java:733)\n"
++ "  at android.os.Handler.dispatchMessage(Handler.java:95)\n"
++ "  at android.os.Looper.loop(Looper.java:137)\n"
++ "  at android.app.ActivityThread.main(ActivityThread.java:4998)\n"
++ "  at java.lang.reflect.Method.invokeNative(Native Method)\n"
++ "  at java.lang.reflect.Method.invoke(Method.java:515)\n"
++ "  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:777)\n"
++ "  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:593)\n"
++ "  at dalvik.system.NativeStart.main(Native Method)\n"
++ "\n"
++ "\"Gecko\" prio=5 tid=16 SUSPENDED\n"
++ "  | group=\"main\" sCount=1 dsCount=0 obj=0x426e2b28 self=0x76ae92e8\n"
++ "  | sysTid=3541 nice=0 sched=0/0 cgrp=apps handle=1991153472\n"
++ "  | state=S schedstat=( 0 0 0 ) utm=1118 stm=145 core=0\n"
++ "  #00  pc 00000904  /system/lib/libc.so (__futex_syscall3+4294832136)\n"
++ "  #01  pc 0000eec4  /system/lib/libc.so (__pthread_cond_timedwait_relative+48)\n"
++ "  #02  pc 0000ef24  /system/lib/libc.so (__pthread_cond_timedwait+64)\n"
++ "  #03  pc 000536b7  /system/lib/libdvm.so\n"
++ "  #04  pc 00053c79  /system/lib/libdvm.so (dvmChangeStatus(Thread*, ThreadStatus)+34)\n"
++ "  #05  pc 00049507  /system/lib/libdvm.so\n"
++ "  #06  pc 0004d84b  /system/lib/libdvm.so\n"
++ "  #07  pc 0003f1df  /dev/ashmem/libxul.so (deleted)\n"
++ "  at org.mozilla.gecko.mozglue.GeckoLoader.nativeRun(Native Method)\n"
++ "  at org.mozilla.gecko.GeckoAppShell.runGecko(GeckoAppShell.java:384)\n"
++ "  at org.mozilla.gecko.GeckoThread.run(GeckoThread.java:177)\n"
++ "\n"
++ "----- end 1 -----\n"
++ "\n"
++ "\n"
++ "----- pid 2 at 2013-01-25 13:27:01 -----\n"
++ "Cmd line: system_server\n"
++ "\n"
++ "----- end 2 -----\n";
+private boolean mDone;
+private JSONObject readPingFile(final File pingFile) throws Exception {
+final long fileSize = pingFile.length();
+if (fileSize == 0 || fileSize > Integer.MAX_VALUE) {
+throw new Exception("Invalid ping file size");
+}
+final char[] buffer = new char[(int) fileSize];
+final FileReader reader = new FileReader(pingFile);
+try {
+final int readSize = reader.read(buffer);
+if (readSize == 0 || readSize > buffer.length) {
+throw new Exception("Invalid number of bytes read");
+}
+} finally {
+reader.close();
+}
+return new JSONObject(new String(buffer));
+}
+public void testANRReporter() throws Exception {
+blockForGeckoReady();
+// Cannot test ANR reporter if it's disabled.
+if (!AppConstants.MOZ_ANDROID_ANR_REPORTER) {
+mAsserter.ok(true, "ANR reporter is disabled", null);
+return;
+}
+// For the ANR reporter to work, we need to provide sample ANR traces to it.
+// Therefore, we need the ANR file to exist and writable. If not, we don't
+// have the right permissions to create the file, so we just bail.
+final File anrFile = new File(ANR_PATH);
+if (!anrFile.exists()) {
+mAsserter.ok(true, "ANR file does not exist", null);
+return;
+}
+if (!anrFile.canWrite()) {
+mAsserter.ok(true, "ANR file is not writable", null);
+return;
+}
+final FileWriter anrWriter = new FileWriter(anrFile);
+try {
+anrWriter.write(SAMPLE_ANR);
+} finally {
+anrWriter.close();
+}
+// Block the UI thread to simulate an ANR
+final Runnable uiBlocker = new Runnable() {
+@Override
+public synchronized void run() {
+while (!mDone) {
+try {
+wait();
+} catch (final InterruptedException e) {
+}
+}
+}
+};
+getActivity().runOnUiThread(uiBlocker);
+// Make sure our initial ping directory is empty.
+final File pingDir = new File(mProfile, PING_DIR);
+final String[] initialFiles = pingDir.list();
+mAsserter.ok(initialFiles == null || initialFiles.length == 0,
+"Ping directory is empty", null);
+final Intent anrIntent = new Intent(ANR_ACTION);
+anrIntent.setPackage(AppConstants.ANDROID_PACKAGE_NAME);
+mAsserter.is(anrIntent.getPackage(), AppConstants.ANDROID_PACKAGE_NAME,
+"Successfully set package name");
+final Context testContext = getInstrumentation().getContext();
+mAsserter.isnot(testContext, null, "testContext should not be null");
+// Trigger the ANR.
+mAsserter.info("Triggering ANR", null);
+testContext.sendBroadcast(anrIntent);
+// ANR reporter is supposed to ignore duplicate ANRs.
+// This will be checked later when we look for ping files.
+mAsserter.info("Triggering second ANR", null);
+testContext.sendBroadcast(new Intent(anrIntent));
+mAsserter.info("Waiting for ping", null);
+waitForCondition(new Condition() {
+@Override
+public boolean isSatisfied() {
+final File[] newFiles = pingDir.listFiles();
+if (newFiles == null || newFiles.length == 0) {
+// Keep waiting.
+return false;
+}
+// Make sure we have a complete file. We skip assertions and catch all
+// exceptions here because the condition may not be satisfied now but may
+// be satisfied later. After the wait is over, we will repeat the same
+// steps with assertions and exceptions.
+try {
+return readPingFile(newFiles[0]).has("slug");
+} catch (final Exception e) {
+return false;
+}
+}
+}, WAIT_FOR_PING_TIMEOUT);
+mAsserter.ok(pingDir.exists(), "Ping directory exists", null);
+mAsserter.ok(pingDir.isDirectory(), "Ping directory is a directory", null);
+final File[] newFiles = pingDir.listFiles();
+mAsserter.isnot(newFiles, null, "Ping directory is not empty");
+mAsserter.is(newFiles.length, 1, "ANR reporter wrote one ping");
+mAsserter.ok(newFiles[0].exists(), "Ping exists", null);
+mAsserter.ok(newFiles[0].isFile(), "Ping is a file", null);
+mAsserter.ok(newFiles[0].canRead(), "Ping is readable", null);
+mAsserter.info("Found ping file", newFiles[0].getPath());
+// Check standard properties required by Telemetry server.
+final JSONObject pingObject = readPingFile(newFiles[0]);
+mAsserter.ok(pingObject.has("slug"), "Ping has slug property", null);
+mAsserter.ok(pingObject.has("reason"), "Ping has reason property", null);
+mAsserter.ok(pingObject.has("payload"), "Ping has payload property", null);
+final JSONObject pingPayload = pingObject.getJSONObject("payload");
+mAsserter.ok(pingPayload.has("ver"), "Payload has ver property", null);
+mAsserter.ok(pingPayload.has("info"), "Payload has info property", null);
+mAsserter.ok(pingPayload.has("androidANR"), "Payload has androidANR property", null);
+final JSONObject pingInfo = pingPayload.getJSONObject("info");
+mAsserter.ok(pingInfo.has("reason"), "Info has reason property", null);
+mAsserter.ok(pingInfo.has("appName"), "Info has appName property", null);
+mAsserter.ok(pingInfo.has("appUpdateChannel"), "Info has appUpdateChannel property", null);
+mAsserter.ok(pingInfo.has("appVersion"), "Info has appVersion property", null);
+mAsserter.ok(pingInfo.has("appBuildID"), "Info has appBuildID property", null);
+// Do some profile clean up. This is not absolutely necessary because the profile
+// is blown away after test runs anyways, so we don't check return values here.
+for (final File ping : newFiles) {
+ping.delete();
+}
+pingDir.delete();
+// Unblock UI thread
+synchronized (uiBlocker) {
+mDone = true;
+uiBlocker.notify();
+}
+// Clear the sample ANR
+final FileWriter anrClearer = new FileWriter(anrFile);
+anrClearer.close();
+}
+}

The Tor Browser / file comparison

comparison: mobile/android/base/tests/testANRReporter.java

mobile/android/base/tests/testANRReporter.java