Replace @ReflectiveTestCase() with @reflectiveTest.

pkg/analysis_server/test/services/index/store/codec_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.services.src.index.store.codec;
 
 import 'package:analysis_server/src/services/index/index.dart';
 import 'package:analysis_server/src/services/index/store/codec.dart';
 import 'package:analyzer/src/generated/element.dart';
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:unittest/unittest.dart';
 
 import '../../../abstract_single_unit.dart';
 import '../../../mocks.dart';
 import '../../../reflective_tests.dart';
 
 
 main() {
   groupSep = ' | ';
   runReflectiveTests(_ContextCodecTest);
   runReflectiveTests(_ElementCodecTest);
   runReflectiveTests(_RelationshipCodecTest);
   runReflectiveTests(_StringCodecTest);
 }
 
 
-@ReflectiveTestCase()
+@reflectiveTest
 class _ContextCodecTest {
   ContextCodec codec = new ContextCodec();
 
   void test_encode_decode() {
     AnalysisContext contextA = new MockAnalysisContext('contextA');
     AnalysisContext contextB = new MockAnalysisContext('contextB');
     int idA = codec.encode(contextA);
     int idB = codec.encode(contextB);
     expect(idA, codec.encode(contextA));
     expect(idB, codec.encode(contextB));
@@ skipping 18 matching lines @@
       AnalysisContext context = new MockAnalysisContext('context');
       // encode
       int id = codec.encode(context);
       expect(id, 1);
       expect(codec.decode(id), context);
     }
   }
 }
 
 
-@ReflectiveTestCase()
+@reflectiveTest
 class _ElementCodecTest extends AbstractSingleUnitTest {
   ElementCodec codec;
   AnalysisContext context = new MockAnalysisContext('context');
   StringCodec stringCodec = new StringCodec();
 
   void setUp() {
     super.setUp();
     codec = new ElementCodec(stringCodec);
   }
 
@@ skipping 117 matching lines @@
     expect(codec.decode(context, id), element);
     // check strings
     expect(stringCodec.nameToIndex, hasLength(3));
     expect(stringCodec.nameToIndex, containsPair('file:///test.dart', 0));
     expect(stringCodec.nameToIndex, containsPair('main', 1));
     expect(stringCodec.nameToIndex, containsPair('foo', 2));
   }
 }
 
 
-@ReflectiveTestCase()
+@reflectiveTest
 class _RelationshipCodecTest {
   StringCodec stringCodec = new StringCodec();
   RelationshipCodec codec;
 
   void setUp() {
     codec = new RelationshipCodec(stringCodec);
   }
 
   void test_all() {
     Relationship relationship = Relationship.getRelationship('my-relationship');
     int id = codec.encode(relationship);
     expect(codec.decode(id), relationship);
   }
 }
 
 
-@ReflectiveTestCase()
+@reflectiveTest
 class _StringCodecTest {
   StringCodec codec = new StringCodec();
 
   void test_all() {
     int idA = codec.encode('aaa');
     int idB = codec.encode('bbb');
     expect(codec.decode(idA), 'aaa');
     expect(codec.decode(idB), 'bbb');
   }
 }