Extract out FakeExecutorService into a separate class FakeExecutorService is used in more than one test and thus deserves to be a separate class. Change-Id: I4b127e1e7286b68b837c07757b4946d848389134

diff --git a/src/test/java/com/googlesource/gerrit/plugins/replication/AbstractConfigTest.java b/src/test/java/com/googlesource/gerrit/plugins/replication/AbstractConfigTest.java
index 1dddd00..3932fb3 100644
--- a/src/test/java/com/googlesource/gerrit/plugins/replication/AbstractConfigTest.java
+++ b/src/test/java/com/googlesource/gerrit/plugins/replication/AbstractConfigTest.java

@@ -48,8 +48,7 @@
   protected ReplicationQueue replicationQueueMock;
   protected WorkQueue workQueueMock;
   protected EventBus eventBus = new EventBus();
-  protected AutoReloadConfigDecoratorTest.FakeExecutorService executorService =
-      new AutoReloadConfigDecoratorTest.FakeExecutorService();
+  protected FakeExecutorService executorService = new FakeExecutorService();
 
   static class FakeDestination extends Destination {
     public final DestinationConfiguration config;

diff --git a/src/test/java/com/googlesource/gerrit/plugins/replication/AutoReloadConfigDecoratorTest.java b/src/test/java/com/googlesource/gerrit/plugins/replication/AutoReloadConfigDecoratorTest.java
index 7182eab..4b16314 100644
--- a/src/test/java/com/googlesource/gerrit/plugins/replication/AutoReloadConfigDecoratorTest.java
+++ b/src/test/java/com/googlesource/gerrit/plugins/replication/AutoReloadConfigDecoratorTest.java

@@ -19,113 +19,13 @@
 import com.google.inject.util.Providers;
 import com.googlesource.gerrit.plugins.replication.ReplicationConfig.FilterType;
 import java.io.IOException;
-import java.util.Collection;
 import java.util.List;
-import java.util.concurrent.Callable;
-import java.util.concurrent.ExecutionException;
-import java.util.concurrent.Future;
-import java.util.concurrent.ScheduledExecutorService;
-import java.util.concurrent.ScheduledFuture;
 import java.util.concurrent.TimeUnit;
-import java.util.concurrent.TimeoutException;
 import org.eclipse.jgit.storage.file.FileBasedConfig;
 import org.junit.Before;
 import org.junit.Test;
 
 public class AutoReloadConfigDecoratorTest extends AbstractConfigTest {
-  public static class FakeExecutorService implements ScheduledExecutorService {
-    public Runnable refreshCommand = () -> {};
-
-    @Override
-    public void shutdown() {}
-
-    @Override
-    public List<Runnable> shutdownNow() {
-      return null;
-    }
-
-    @Override
-    public boolean isShutdown() {
-      return false;
-    }
-
-    @Override
-    public boolean isTerminated() {
-      return false;
-    }
-
-    @Override
-    public boolean awaitTermination(long timeout, TimeUnit unit) throws InterruptedException {
-      return false;
-    }
-
-    @Override
-    public <T> Future<T> submit(Callable<T> task) {
-      return null;
-    }
-
-    @Override
-    public <T> Future<T> submit(Runnable task, T result) {
-      return null;
-    }
-
-    @Override
-    public Future<?> submit(Runnable task) {
-      return null;
-    }
-
-    @Override
-    public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks)
-        throws InterruptedException {
-      return null;
-    }
-
-    @Override
-    public <T> List<Future<T>> invokeAll(
-        Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit)
-        throws InterruptedException {
-      return null;
-    }
-
-    @Override
-    public <T> T invokeAny(Collection<? extends Callable<T>> tasks)
-        throws InterruptedException, ExecutionException {
-      return null;
-    }
-
-    @Override
-    public <T> T invokeAny(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit)
-        throws InterruptedException, ExecutionException, TimeoutException {
-      return null;
-    }
-
-    @Override
-    public void execute(Runnable command) {}
-
-    @Override
-    public ScheduledFuture<?> schedule(Runnable command, long delay, TimeUnit unit) {
-      return null;
-    }
-
-    @Override
-    public <V> ScheduledFuture<V> schedule(Callable<V> callable, long delay, TimeUnit unit) {
-      return null;
-    }
-
-    @Override
-    public ScheduledFuture<?> scheduleAtFixedRate(
-        Runnable command, long initialDelay, long period, TimeUnit unit) {
-      refreshCommand = command;
-      return null;
-    }
-
-    @Override
-    public ScheduledFuture<?> scheduleWithFixedDelay(
-        Runnable command, long initialDelay, long delay, TimeUnit unit) {
-      return null;
-    }
-  }
-
   ReplicationFileBasedConfig replicationFileBasedConfig;
 
   public AutoReloadConfigDecoratorTest() throws IOException {

diff --git a/src/test/java/com/googlesource/gerrit/plugins/replication/FakeExecutorService.java b/src/test/java/com/googlesource/gerrit/plugins/replication/FakeExecutorService.java
new file mode 100644
index 0000000..2f7059e
--- /dev/null
+++ b/src/test/java/com/googlesource/gerrit/plugins/replication/FakeExecutorService.java

@@ -0,0 +1,118 @@
+// Copyright (C) 2019 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.googlesource.gerrit.plugins.replication;
+
+import java.util.Collection;
+import java.util.List;
+import java.util.concurrent.Callable;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.Future;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
+
+public class FakeExecutorService implements ScheduledExecutorService {
+  public Runnable refreshCommand = () -> {};
+
+  @Override
+  public void shutdown() {}
+
+  @Override
+  public List<Runnable> shutdownNow() {
+    return null;
+  }
+
+  @Override
+  public boolean isShutdown() {
+    return false;
+  }
+
+  @Override
+  public boolean isTerminated() {
+    return false;
+  }
+
+  @Override
+  public boolean awaitTermination(long timeout, TimeUnit unit) throws InterruptedException {
+    return false;
+  }
+
+  @Override
+  public <T> Future<T> submit(Callable<T> task) {
+    return null;
+  }
+
+  @Override
+  public <T> Future<T> submit(Runnable task, T result) {
+    return null;
+  }
+
+  @Override
+  public Future<?> submit(Runnable task) {
+    return null;
+  }
+
+  @Override
+  public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks)
+      throws InterruptedException {
+    return null;
+  }
+
+  @Override
+  public <T> List<Future<T>> invokeAll(
+      Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit)
+      throws InterruptedException {
+    return null;
+  }
+
+  @Override
+  public <T> T invokeAny(Collection<? extends Callable<T>> tasks)
+      throws InterruptedException, ExecutionException {
+    return null;
+  }
+
+  @Override
+  public <T> T invokeAny(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit)
+      throws InterruptedException, ExecutionException, TimeoutException {
+    return null;
+  }
+
+  @Override
+  public void execute(Runnable command) {}
+
+  @Override
+  public ScheduledFuture<?> schedule(Runnable command, long delay, TimeUnit unit) {
+    return null;
+  }
+
+  @Override
+  public <V> ScheduledFuture<V> schedule(Callable<V> callable, long delay, TimeUnit unit) {
+    return null;
+  }
+
+  @Override
+  public ScheduledFuture<?> scheduleAtFixedRate(
+      Runnable command, long initialDelay, long period, TimeUnit unit) {
+    refreshCommand = command;
+    return null;
+  }
+
+  @Override
+  public ScheduledFuture<?> scheduleWithFixedDelay(
+      Runnable command, long initialDelay, long delay, TimeUnit unit) {
+    return null;
+  }
+}