Fixing HttpRequest.upload.onProgress.

tests/html/xhr_test.dart

 // Copyright (c) 2012, 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 XHRTest;
 import '../../pkg/unittest/lib/unittest.dart';
 import '../../pkg/unittest/lib/html_individual_config.dart';
 import 'dart:async';
 import 'dart:html';
 import 'dart:json' as json;
@@ skipping 161 matching lines @@
     });
 
     test('overrideMimeType', () {
       var expectation =
           HttpRequest.supportsOverrideMimeType ? returnsNormally : throws;
 
       expect(() {
         HttpRequest.request(url, mimeType: 'application/binary');
       }, expectation);
     });
+
+    if (Platform.supportsTypedData) {
+      test('xhr upload', () {
+        var xhr = new HttpRequest();
+        var progressCalled = false;
+        xhr.upload.onProgress.listen((e) {
+          progressCalled = true;
+        });
+
+        xhr.open('POST',
+              '${window.location.protocol}//${window.location.host}/echo');
+
+        // 10MB of payload data w/ a bit of data to make sure it
+        // doesn't get compressed to nil.
+        var data = new Uint8List(10 * 1024 * 1024);
+        for (var i = 0; i < data.length; ++i) {
+          data[i] = i & 0xFF;
+        }
+        xhr.send(data);
+
+        return xhr.onLoadEnd.first.then((_) {
+          expect(progressCalled, isTrue);
+        });
+      });
+    }
   });
 
   group('xhr_requestBlob', () {
     test('XHR.request responseType blob', () {
       if (Platform.supportsTypedData) {
         return HttpRequest.request(url, responseType: 'blob').then(
           (xhr) {
             expect(xhr.status, equals(200));
             var blob = xhr.response;
             expect(blob is Blob, isTrue);
             expect(blob, isNotNull);
           });
       }
     });
   });
 }