Switch 'analyzer' to 'package:test' and test_reflective_loader ^0.1.0.

pkg/analyzer/test/src/summary/prelinker_test.dart

 // Copyright (c) 2016, 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 analyzer.test.src.summary.prelinker_test;
 
 import 'package:analyzer/src/generated/utilities_dart.dart';
 import 'package:analyzer/src/summary/idl.dart';
 import 'package:analyzer/src/summary/prelink.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
-import 'package:unittest/unittest.dart';
 
 import 'summarize_ast_test.dart';
 import 'summary_common.dart';
 
 main() {
-  groupSep = ' | ';
-  defineReflectiveTests(PrelinkerTest);
+  defineReflectiveSuite(() {
+    defineReflectiveTests(PrelinkerTest);
+  });
 }
 
 /**
  * Override of [SummaryTest] which verifies the correctness of the prelinker by
  * creating summaries from the element model, discarding their prelinked
  * information, and then recreating it using the prelinker.
  */
 @reflectiveTest
 class PrelinkerTest extends LinkedSummarizeAstTest {
   @override
@@ skipping 18 matching lines @@
     }
 
     linked = new LinkedLibrary.fromBuffer(prelink(
         linkerInputs.unlinkedDefiningUnit,
         getPart,
         getImport,
         (String declaredVariable) => null).toBuffer());
     validateLinkedLibrary(linked);
   }
 }