Run mime-multipart test in 'test' callback.

BUG=

Review URL: https://codereview.chromium.org//19158004

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart/pkg/mime@24993 260f80e4-7a28-3924-810f-c04153c831b5
diff --git a/test/mime_multipart_transformer_test.dart b/test/mime_multipart_transformer_test.dart
index f0dd91e..43b542f 100644
--- a/test/mime_multipart_transformer_test.dart
+++ b/test/mime_multipart_transformer_test.dart
@@ -58,12 +58,14 @@
   // Test parsing the data three times delivering the data in
   // different chunks.
   List<int> data = message.codeUnits;
-  expect(Future.wait([
-      testWrite(data),
-      testWrite(data, 10),
-      testWrite(data, 2),
-      testWrite(data, 1)]),
-      completes);
+  test('test', () {
+    expect(Future.wait([
+        testWrite(data),
+        testWrite(data, 10),
+        testWrite(data, 2),
+        testWrite(data, 1)]),
+        completes);
+  });
 }
 
 void testParseValid() {