| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| package org.chromium.content.browser; |
| |
| import android.content.Context; |
| import android.os.RemoteException; |
| import android.test.InstrumentationTestCase; |
| import android.test.suitebuilder.annotation.MediumTest; |
| |
| import org.chromium.base.BaseSwitches; |
| import org.chromium.base.library_loader.LibraryLoader; |
| import org.chromium.base.library_loader.LibraryProcessType; |
| import org.chromium.base.test.util.CommandLineFlags; |
| import org.chromium.base.test.util.Feature; |
| import org.chromium.content.browser.test.util.Criteria; |
| import org.chromium.content.browser.test.util.CriteriaHelper; |
| |
| import java.util.concurrent.Callable; |
| |
| /** |
| * Instrumentation tests for ChildProcessLauncher. |
| * TODO(hanxi): Add tests for assigning {@ChildConnectionAllocator} for different package names |
| * when render processes can be run in WebAPKs. |
| */ |
| public class ChildProcessLauncherTest extends InstrumentationTestCase { |
| // Pseudo command line arguments to instruct the child process to wait until being killed. |
| // Allowing the process to continue would lead to a crash when attempting to initialize IPC |
| // channels that are not being set up in this test. |
| private static final String[] sProcessWaitArguments = { |
| "_", "--" + BaseSwitches.RENDERER_WAIT_FOR_JAVA_DEBUGGER }; |
| |
| /** |
| * Tests cleanup for a connection that fails to connect in the first place. |
| */ |
| @MediumTest |
| @Feature({"ProcessManagement"}) |
| @CommandLineFlags.Add(ChildProcessLauncher.SWITCH_NUM_SANDBOXED_SERVICES_FOR_TESTING + "=4") |
| public void testServiceFailedToBind() throws InterruptedException, RemoteException { |
| assertEquals(0, allocatedChromeSandboxedConnectionsCount()); |
| assertEquals(0, ChildProcessLauncher.connectedServicesCountForTesting()); |
| |
| // Try to allocate a connection to service class in incorrect package. We can do that by |
| // using the instrumentation context (getContext()) instead of the app context |
| // (getTargetContext()). |
| Context context = getInstrumentation().getContext(); |
| ChildProcessLauncher.allocateBoundConnectionForTesting( |
| context, getDefaultChildProcessCreationParams(context.getPackageName())); |
| |
| // Verify that the connection is not considered as allocated. |
| CriteriaHelper.pollInstrumentationThread(Criteria.equals(0, new Callable<Integer>() { |
| @Override |
| public Integer call() { |
| return allocatedChromeSandboxedConnectionsCount(); |
| } |
| })); |
| |
| CriteriaHelper.pollInstrumentationThread(Criteria.equals(0, new Callable<Integer>() { |
| @Override |
| public Integer call() { |
| return ChildProcessLauncher.connectedServicesCountForTesting(); |
| } |
| })); |
| } |
| |
| /** |
| * Tests cleanup for a connection that terminates before setup. |
| */ |
| @MediumTest |
| @Feature({"ProcessManagement"}) |
| public void testServiceCrashedBeforeSetup() throws InterruptedException, RemoteException { |
| assertEquals(0, allocatedChromeSandboxedConnectionsCount()); |
| assertEquals(0, ChildProcessLauncher.connectedServicesCountForTesting()); |
| |
| // Start and connect to a new service. |
| final ChildProcessConnectionImpl connection = startConnection(); |
| assertEquals(1, allocatedChromeSandboxedConnectionsCount()); |
| |
| // Verify that the service is not yet set up. |
| assertEquals(0, connection.getPid()); |
| assertEquals(0, ChildProcessLauncher.connectedServicesCountForTesting()); |
| |
| // Crash the service. |
| assertTrue(connection.crashServiceForTesting()); |
| |
| // Verify that the connection gets cleaned-up. |
| CriteriaHelper.pollInstrumentationThread(Criteria.equals(0, new Callable<Integer>() { |
| @Override |
| public Integer call() { |
| return allocatedChromeSandboxedConnectionsCount(); |
| } |
| })); |
| |
| CriteriaHelper.pollInstrumentationThread(Criteria.equals(0, new Callable<Integer>() { |
| @Override |
| public Integer call() { |
| return ChildProcessLauncher.connectedServicesCountForTesting(); |
| } |
| })); |
| } |
| |
| /** |
| * Tests cleanup for a connection that terminates after setup. |
| */ |
| @MediumTest |
| @Feature({"ProcessManagement"}) |
| public void testServiceCrashedAfterSetup() throws InterruptedException, RemoteException { |
| assertEquals(0, allocatedChromeSandboxedConnectionsCount()); |
| |
| // Start and connect to a new service. |
| final ChildProcessConnectionImpl connection = startConnection(); |
| assertEquals(1, allocatedChromeSandboxedConnectionsCount()); |
| |
| // Initiate the connection setup. |
| triggerConnectionSetup(connection); |
| |
| // Verify that the connection completes the setup. |
| CriteriaHelper.pollInstrumentationThread(Criteria.equals(1, new Callable<Integer>() { |
| @Override |
| public Integer call() { |
| return ChildProcessLauncher.connectedServicesCountForTesting(); |
| } |
| })); |
| |
| CriteriaHelper.pollInstrumentationThread( |
| new Criteria("The connection failed to get a pid in setup.") { |
| @Override |
| public boolean isSatisfied() { |
| return connection.getPid() != 0; |
| } |
| }); |
| |
| // Crash the service. |
| assertTrue(connection.crashServiceForTesting()); |
| |
| // Verify that the connection gets cleaned-up. |
| CriteriaHelper.pollInstrumentationThread(Criteria.equals(0, new Callable<Integer>() { |
| @Override |
| public Integer call() { |
| return allocatedChromeSandboxedConnectionsCount(); |
| } |
| })); |
| |
| CriteriaHelper.pollInstrumentationThread(Criteria.equals(0, new Callable<Integer>() { |
| @Override |
| public Integer call() { |
| return ChildProcessLauncher.connectedServicesCountForTesting(); |
| } |
| })); |
| |
| // Verify that the connection pid remains set after termination. |
| assertTrue(connection.getPid() != 0); |
| } |
| |
| /** |
| * Tests spawning a pending process from queue. |
| */ |
| @MediumTest |
| @Feature({"ProcessManagement"}) |
| public void testPendingSpawnQueue() throws InterruptedException, RemoteException { |
| final Context appContext = getInstrumentation().getTargetContext(); |
| assertEquals(0, allocatedChromeSandboxedConnectionsCount()); |
| |
| // Start and connect to a new service. |
| final ChildProcessConnectionImpl connection = startConnection(); |
| assertEquals(1, allocatedChromeSandboxedConnectionsCount()); |
| |
| // Queue up a new spawn request. There is no way to kill the pending connection, leak it |
| // until the browser restart. |
| final String packageName = appContext.getPackageName(); |
| final boolean inSandbox = true; |
| ChildProcessLauncher.enqueuePendingSpawnForTesting(appContext, sProcessWaitArguments, |
| getDefaultChildProcessCreationParams(packageName), inSandbox); |
| assertEquals(1, ChildProcessLauncher.pendingSpawnsCountForTesting(appContext, packageName, |
| inSandbox)); |
| |
| // Initiate the connection setup. |
| triggerConnectionSetup(connection); |
| |
| // Verify that the connection completes the setup. |
| CriteriaHelper.pollInstrumentationThread( |
| Criteria.equals(1, new Callable<Integer>() { |
| @Override |
| public Integer call() { |
| return ChildProcessLauncher.connectedServicesCountForTesting(); |
| } |
| })); |
| |
| CriteriaHelper.pollInstrumentationThread( |
| new Criteria("The connection failed to get a pid in setup.") { |
| @Override |
| public boolean isSatisfied() { |
| return connection.getPid() != 0; |
| } |
| }); |
| |
| // Crash the service. |
| assertTrue(connection.crashServiceForTesting()); |
| |
| // Verify that a new service is started for the pending spawn. |
| CriteriaHelper.pollInstrumentationThread(Criteria.equals(0, new Callable<Integer>() { |
| @Override |
| public Integer call() { |
| return ChildProcessLauncher.pendingSpawnsCountForTesting(appContext, packageName, |
| inSandbox); |
| } |
| })); |
| |
| CriteriaHelper.pollInstrumentationThread( |
| Criteria.equals(1, new Callable<Integer>() { |
| @Override |
| public Integer call() { |
| return allocatedChromeSandboxedConnectionsCount(); |
| } |
| })); |
| |
| // Verify that the connection completes the setup for the pending spawn. |
| CriteriaHelper.pollInstrumentationThread(Criteria.equals(1, new Callable<Integer>() { |
| @Override |
| public Integer call() { |
| return ChildProcessLauncher.connectedServicesCountForTesting(); |
| } |
| })); |
| } |
| |
| private ChildProcessConnectionImpl startConnection() throws InterruptedException { |
| // Allocate a new connection. |
| Context context = getInstrumentation().getTargetContext(); |
| final ChildProcessConnectionImpl connection = |
| (ChildProcessConnectionImpl) ChildProcessLauncher.allocateBoundConnectionForTesting( |
| context, getDefaultChildProcessCreationParams(context.getPackageName())); |
| |
| // Wait for the service to connect. |
| CriteriaHelper.pollInstrumentationThread( |
| new Criteria("The connection wasn't established.") { |
| @Override |
| public boolean isSatisfied() { |
| return connection.isConnected(); |
| } |
| }); |
| return connection; |
| } |
| |
| /** |
| * Returns the number of Chrome's sandboxed connections. |
| */ |
| private int allocatedChromeSandboxedConnectionsCount() { |
| Context context = getInstrumentation().getTargetContext(); |
| return ChildProcessLauncher.allocatedSandboxedConnectionsCountForTesting( |
| context, context.getPackageName()); |
| } |
| |
| private ChildProcessCreationParams getDefaultChildProcessCreationParams(String packageName) { |
| return new ChildProcessCreationParams(packageName, 0, |
| LibraryProcessType.PROCESS_CHILD); |
| } |
| |
| private void triggerConnectionSetup(ChildProcessConnectionImpl connection) { |
| ChildProcessLauncher.triggerConnectionSetup(connection, sProcessWaitArguments, 1, |
| new FileDescriptorInfo[0], ChildProcessLauncher.CALLBACK_FOR_RENDERER_PROCESS, 0); |
| } |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| LibraryLoader.get(LibraryProcessType.PROCESS_CHILD) |
| .ensureInitialized(getInstrumentation().getTargetContext()); |
| } |
| } |