pkg/shelf: case-insensitive headers, cleaner Request ctor, a lot more tests

pkg/scheduled_test/lib/src/scheduled_server/handler.dart

 // 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.
 
 library scheduled_server.handler;
 
 import 'dart:async';
 
 import 'package:shelf/shelf.dart' as shelf;
 
@@ skipping 34 matching lines @@
 
   Handler(this.server, this.method, this.path, shelf.Handler fn) {
     _fn = (request) {
       return _waitForTask().then((_) {
         if (!ready) {
           fail("'${server.description}' received $method $path earlier than "
               "expected.");
         }
 
         var description = "'${server.description}' handling ${request.method} "
-            "${request.pathInfo}";
+            "${request.url.path}";
         // Use a nested call to [schedule] to help the user tell the difference
         // between a test failing while waiting for a handler and a test failing
         // while executing a handler.
         chainToCompleter(schedule(() {
           return syncFuture(() {
-            if (request.method != method || request.pathInfo != path) {
+            if (request.method != method || request.url.path != path) {
               fail("'${server.description}' expected $method $path, "
-                   "but got ${request.method} ${request.pathInfo}.");
+                   "but got ${request.method} ${request.url.path}.");
             }
 
             return fn(request);
           });
         }, description), _resultCompleter);
 
         return _resultCompleter.future;
       });
     };
   }
 
   /// If the current task is [_taskBefore], waits for it to finish before
   /// completing. Otherwise, completes immediately.
   Future _waitForTask() {
     return pumpEventQueue().then((_) {
       if (currentSchedule.currentTask != _taskBefore) return null;
       // If we're one task before the handler was scheduled, wait for that
       // task to complete and pump the event queue so that [ready] will be
       // set.
       return _taskBefore.result.then((_) => pumpEventQueue());
     });
   }
 }