Compute topologically sorted library cycles.

pkg/front_end/test/src/incremental/test_all.dart

+// Copyright (c) 2017, 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.
+
+import 'package:test_reflective_loader/test_reflective_loader.dart';
+
+import 'byte_store_test.dart' as byte_store;
+import 'file_state_test.dart' as file_state;
+
+/// Utility for manually running all tests.
+main() {
+  defineReflectiveSuite(() {
+    byte_store.main();
+    file_state.main();
+  }, name: 'incremental');
+}