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runtime/observatory/tests/service/inbound_references_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.
 // VMOptions=--error_on_bad_type --error_on_bad_override
 
 library inbound_references_test;
 
 import 'package:observatory/service_io.dart';
 import 'package:unittest/unittest.dart';
 import 'test_helper.dart';
 
 class Node {
   var edge;
 }
 
-class Edge { }
+class Edge {}
 
 var n, e, array;
 
 void script() {
   n = new Node();
   e = new Edge();
   n.edge = e;
   array = new List(2);
   array[0] = n;
   array[1] = e;
 }
 
 var tests = [
-
   (Isolate isolate) async {
     var lib = await isolate.rootLibrary.load();
     var field = lib.variables.where((v) => v.name == 'e').single;
     await field.load();
     Instance e = field.staticValue;
     ServiceMap response = await isolate.getInboundReferences(e, 100);
     List references = response['references'];
     hasReferenceSuchThat(predicate) {
       expect(references.any(predicate), isTrue);
     }
 
     // Assert e is referenced by at least n, array, and the top-level
     // field e.
-    hasReferenceSuchThat((r) => r['parentField'] != null &&
-                                r['parentField'].name == 'edge' &&
-                                r['source'].isInstance &&
-                                r['source'].clazz.name == 'Node');
-    hasReferenceSuchThat((r) => r['parentListIndex'] == 1 &&
-                                r['source'].isList);
-    hasReferenceSuchThat((r) => r['source'] is Field &&
-                                r['source'].name == 'e');
+    hasReferenceSuchThat((r) =>
+        r['parentField'] != null &&
+        r['parentField'].name == 'edge' &&
+        r['source'].isInstance &&
+        r['source'].clazz.name == 'Node');
+    hasReferenceSuchThat(
+        (r) => r['parentListIndex'] == 1 && r['source'].isList);
+    hasReferenceSuchThat(
+        (r) => r['source'] is Field && r['source'].name == 'e');
   }
-
 ];
 
 main(args) => runIsolateTests(args, tests, testeeBefore: script);