Switch analysis_server to use 'package:test'.

pkg/analysis_server/test/integration/analysis/outline_test.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 test.integration.analysis.outline;
 
 import 'package:analysis_server/plugin/protocol/protocol.dart';
+import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
-import 'package:unittest/unittest.dart';
 
 import '../../utils.dart';
 import '../integration_tests.dart';
 
 main() {
   initializeTestEnvironment();
-  defineReflectiveTests(Test);
+  defineReflectiveSuite(() {
+    defineReflectiveTests(Test);
+  });
 }
 
 @reflectiveTest
 class Test extends AbstractAnalysisServerIntegrationTest {
   /**
    * Verify that the range of source text covered by the given outline objects
    * is connected (the end of each object in the list corresponds to the start
    * of the next).
    */
   void checkConnected(List<Outline> outlineObjects) {
@@ skipping 49 matching lines @@
       expect(members, hasLength(5));
       expect(members[0].element.name, equals('field'));
       expect(members[1].element.name, equals('method'));
       expect(members[2].element.name, equals('staticMethod'));
       expect(members[3].element.name, equals('getter'));
       expect(members[4].element.name, equals('setter'));
       checkConnected(members);
     });
   }
 }