Revert "unittest step 3 and 4: remove TestFramework.dart, make test.dart use"

tests/isolate/src/APIv2_unresolvedPortsStandaloneTest.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.
 
 // spawns multiple isolates and sends unresolved ports between them.
 #library('unresolved_ports');
 #import('dart:isolate');
-#import('../../../lib/unittest/unittest.dart');
 
 // This test does the following:
 //  - main spawns two isolates: 'tim' and 'beth'
 //  - 'tim' spawns an isolate: 'bob'
 //  - main starts a message chain:
 //       main -> beth -> tim -> bob -> main
 //    by giving 'beth' a send-port to 'tim'.
 
 bethIsolate() {
   port.receive((msg, reply) => msg[1].send(
         '${msg[0]}\nBeth says: Tim are you coming? And Bob?', reply));
 }
 
 timIsolate() {
   SendPort bob = spawnFunction(bobIsolate);
   port.receive((msg, reply) => bob.send(
         '$msg\nTim says: Can you tell "main" that we are all coming?', reply));
 }
 
 bobIsolate() {
   port.receive((msg, reply) => reply.send(
         '$msg\nBob says: we are all coming!'));
 }
 
 main() {
-  test('Message chain with unresolved ports', () {
-    ReceivePort port = new ReceivePort();
-    port.receive(expectAsync2((msg, _) {
-      expect(msg).equals('main says: Beth, find out if Tim is coming.'
-        + '\nBeth says: Tim are you coming? And Bob?'
-        + '\nTim says: Can you tell "main" that we are all coming?'
-        + '\nBob says: we are all coming!');
-      port.close();
-    }));
+  ReceivePort port = new ReceivePort();
+  port.receive((msg, _) {
+    Expect.equals('main says: Beth, find out if Tim is coming.'
+      + '\nBeth says: Tim are you coming? And Bob?'
+      + '\nTim says: Can you tell "main" that we are all coming?'
+      + '\nBob says: we are all coming!', msg);
+    port.close();
+  });
 
-    SendPort tim = spawnFunction(timIsolate);
-    SendPort beth = spawnFunction(bethIsolate);
+  SendPort tim = spawnFunction(timIsolate);
+  SendPort beth = spawnFunction(bethIsolate);
 
-    beth.send(
-        // because tim is created asynchronously, here we are sending an
-        // unresolved port:
-        ['main says: Beth, find out if Tim is coming.', tim],
-        port.toSendPort());
-  });
+  beth.send(
+      // because tim is created asynchronously, here we are sending an
+      // unresolved port:
+      ['main says: Beth, find out if Tim is coming.', tim],
+      port.toSendPort());
 }