- Return exit code 253 in case of API errors during loading. This

runtime/tests/vm/dart/snapshot_version_test.dart

Index: runtime/tests/vm/dart/snapshot_version_test.dart
===================================================================
--- runtime/tests/vm/dart/snapshot_version_test.dart	(revision 0)
+++ runtime/tests/vm/dart/snapshot_version_test.dart	(working copy)
@@ -0,0 +1,14 @@
+// Copyright (c) 2015, 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 "dart:io";
+import "package:expect/expect.dart";
+
+main() {
+  var result = Process.runSync(Platform.executable,
+      [Platform.script.resolve('./bad_snapshot').toFilePath()]);
+  print("=== stdout ===\n ${result.stdout}");
+  print("=== stderr ===\n ${result.stderr}");
+  Expect.equals(result.exitCode, 253);
+}