package androidx.arch.core.executor.testing { public class CountingTaskExecutorRule extends org.junit.rules.TestWatcher { ctor public CountingTaskExecutorRule(); method public void drainTasks(int, java.util.concurrent.TimeUnit) throws java.lang.InterruptedException, java.util.concurrent.TimeoutException; method public boolean isIdle(); method protected void onIdle(); } public class InstantTaskExecutorRule extends org.junit.rules.TestWatcher { ctor public InstantTaskExecutorRule(); } }