Add ServerOperation and queue.

pkg/analysis_server/test/mocks.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library mocks;
 
 import 'dart:async';
 import 'dart:io';
 
 @MirrorsUsed(targets: 'mocks', override: '*')
@@ skipping 36 matching lines @@
   // Future.value or Future() constructors use scheduleMicrotask themselves and
   // would therefore not wait for microtask callbacks that are scheduled after
   // invoking this method.
   return new Future.delayed(Duration.ZERO, () => pumpEventQueue(times - 1));
 }
 
 /**
  * Returns a [Future] that completes when the given [AnalysisServer] finished
  * all its scheduled tasks.
  */
-Future waitForServerTasksFinished(AnalysisServer server) {
-  if (server.test_areTasksFinished()) {
+Future waitForServerOperationsPerformed(AnalysisServer server) {
+  if (server.test_areOperationsFinished()) {
     return new Future.value();
   }
   // We use a delayed future to allow microtask events to finish. The
   // Future.value or Future() constructors use scheduleMicrotask themselves and
   // would therefore not wait for microtask callbacks that are scheduled after
   // invoking this method.
   return new Future.delayed(Duration.ZERO,
-      () => waitForServerTasksFinished(server));
+      () => waitForServerOperationsPerformed(server));
 }
 
 /**
  * A mock [WebSocket] for testing.
  */
 class MockSocket<T> implements WebSocket {
   StreamController controller = new StreamController();
   MockSocket twin;
   Stream stream;
 
@@ skipping 219 matching lines @@
     Response response = item;
     var id = response.id;
     RequestError error = response.error;
     mismatchDescription.add('has identifier "$id"');
     if (error == null) {
       mismatchDescription.add(' and has no error');
     }
     return mismatchDescription;
   }
 }