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

pkg/analyzer/test/src/task/yaml_test.dart

Index: pkg/analyzer/test/src/task/yaml_test.dart
diff --git a/pkg/analyzer/test/src/task/yaml_test.dart b/pkg/analyzer/test/src/task/yaml_test.dart
index 34e5dc79c7ca4b98a2a939377827cc1864845094..a1f4f1e368b2cf3a33ec79f2be15fed56c8ab12b 100644
--- a/pkg/analyzer/test/src/task/yaml_test.dart
+++ b/pkg/analyzer/test/src/task/yaml_test.dart
@@ -8,8 +8,8 @@ import 'package:analyzer/src/generated/source.dart';
 import 'package:analyzer/src/task/yaml.dart';
 import 'package:analyzer/task/general.dart';
 import 'package:analyzer/task/yaml.dart';
+import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
-import 'package:unittest/unittest.dart';
 import 'package:yaml/yaml.dart';
 
 import '../../utils.dart';
@@ -17,7 +17,9 @@ import '../context/abstract_context.dart';
 
 main() {
   initializeTestEnvironment();
-  defineReflectiveTests(ParseYamlTaskTest);
+  defineReflectiveSuite(() {
+    defineReflectiveTests(ParseYamlTaskTest);
+  });
 }
 
 isInstanceOf isParseYamlTask = new isInstanceOf<ParseYamlTask>();