Split up some slow pub tests and mark some scheduled_test tests as slow.

utils/tests/pub/lish/upload_form_provides_invalid_json_test.dart

Index: utils/tests/pub/lish/upload_form_provides_invalid_json_test.dart
diff --git a/utils/tests/pub/lish/upload_form_provides_invalid_json_test.dart b/utils/tests/pub/lish/upload_form_provides_invalid_json_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..3f2c4866871e9889eb4a0942bc7ffcf661f2da4f
--- /dev/null
+++ b/utils/tests/pub/lish/upload_form_provides_invalid_json_test.dart
@@ -0,0 +1,34 @@
+// Copyright (c) 2013, 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:json' as json;
+
+import 'package:scheduled_test/scheduled_test.dart';
+import 'package:scheduled_test/scheduled_server.dart';
+
+import '../descriptor.dart' as d;
+import '../test_pub.dart';
+import 'utils.dart';
+
+main() {
+  initConfig();
+  setUp(d.validPackage.create);
+
+  integration('upload form provides invalid JSON', () {
+    var server = new ScheduledServer();
+    d.credentialsFile(server, 'access token').create();
+    var pub = startPublish(server);
+
+    confirmPublish(pub);
+
+    server.handle('GET', '/packages/versions/new.json', (request) {
+      request.response.write('{not json');
+      request.response.close();
+    });
+
+    expect(pub.nextErrLine(), completion(equals('Invalid server response:')));
+    expect(pub.nextErrLine(), completion(equals('{not json')));
+    pub.shouldExit(1);
+  });
+}