Add an integration test for edit.format.

pkg/analysis_server/test/integration/edit/test_all.dart

Index: pkg/analysis_server/test/integration/edit/test_all.dart
diff --git a/pkg/analysis_server/test/integration/edit/test_all.dart b/pkg/analysis_server/test/integration/edit/test_all.dart
new file mode 100644
index 0000000000000000000000000000000000000000..f6412dfb99bbf029e1122fbf19e7b8543f8545a3
--- /dev/null
+++ b/pkg/analysis_server/test/integration/edit/test_all.dart
@@ -0,0 +1,13 @@
+// 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 'format_test.dart' as format_test;
+
+main() {
+  defineReflectiveSuite(() {
+    format_test.main();
+  }, name: 'edit');
+}