com.facebook.litho.testing

Class BackgroundLayoutLooperRule

java.lang.Object

com.facebook.litho.testing.BackgroundLayoutLooperRule

public class BackgroundLayoutLooperRule
extends Object

TestRule which allows a test to manually step through the default ComponentTree layout thread Looper while still executing those tasks on a background thread. Normal usage of ShadowLooper will execute on the calling thread, which in tests will execute code on the main thread.

Constructor Summary

Constructors

Constructor and Description
BackgroundLayoutLooperRule()

Method Summary

Modifier and Type	Method and Description
Statement	apply(Statement base, Description description)
void	runOneTaskSync() Runs one task on the background thread, blocking until it completes.
TimeOutSemaphore	runToEndOfTasksAsync()
void	runToEndOfTasksSync() Runs through all tasks on the background thread, blocking until it completes.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BackgroundLayoutLooperRule

public BackgroundLayoutLooperRule()

Method Detail

apply

public Statement apply(Statement base,
                       Description description)

runOneTaskSync

public void runOneTaskSync()

Runs one task on the background thread, blocking until it completes.

runToEndOfTasksSync

public void runToEndOfTasksSync()

Runs through all tasks on the background thread, blocking until it completes.

runToEndOfTasksAsync

public TimeOutSemaphore runToEndOfTasksAsync()