Pull args, intl, logging, shelf, and source_maps out of the SDK.

pkg/shelf/test/test_util.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.
-
-library shelf.test_util;
-
-import 'dart:async';
-
-import 'package:shelf/shelf.dart';
-import 'package:shelf/src/util.dart';
-
-// "hello,"
-const HELLO_BYTES = const [104, 101, 108, 108, 111, 44];
-
-// " world"
-const WORLD_BYTES = const [32, 119, 111, 114, 108, 100];
-
-/// A simple, synchronous handler for [Request].
-///
-/// By default, replies with a status code 200, empty headers, and
-/// `Hello from ${request.url.path}`.
-Response syncHandler(Request request, {int statusCode,
-    Map<String, String> headers}) {
-  if (statusCode == null) statusCode = 200;
-  return new Response(statusCode, headers: headers,
-      body: 'Hello from ${request.url.path}');
-}
-
-/// Calls [syncHandler] and wraps the response in a [Future].
-Future<Response> asyncHandler(Request request) =>
-    new Future(() => syncHandler(request));
-
-/// Makes a simple GET request to [handler] and returns the result.
-Future<Response> makeSimpleRequest(Handler handler) =>
-    syncFuture(() => handler(_request));
-
-final _request = new Request('GET', LOCALHOST_URI);
-
-final LOCALHOST_URI = Uri.parse('http://localhost/');