Migrated test block 168 to Dart 2.0.

tests/lib_2/async/future_timeout_test.dart

 // Copyright (c) 2011, 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 future_timeout_test;
 
 import 'dart:async';
-import 'package:unittest/unittest.dart';
+import 'package:test/test.dart';

[bkonyi, 2017/08/14 23:33:14]

I see an error along these lines on dartdevc without the status file entry:

[error] Undefined class 'A'. (package:test/src/frontend/expect_async.dart, line
28, col 16)
[error] Undefined class 'A'. (package:test/src/frontend/expect_async.dart, line
29, col 16)
[error] Undefined class 'B'. (package:test/src/frontend/expect_async.dart, line
29, col 21)
[error] Undefined class 'A'. (package:test/src/frontend/expect_async.dart, line
30, col 16)
[error] Undefined class 'B'. (package:test/src/frontend/expect_async.dart, line
30, col 21)
[error] Undefined class 'C'. (package:test/src/frontend/expect_async.dart, line
30, col 26)
[error] Undefined class 'A'. (package:test/src/frontend/expect_async.dart, line
31, col 16)
[error] Undefined class 'B'. (package:test/src/frontend/expect_async.dart, line
31, col 21)
[error] Undefined class 'C'. (package:test/src/frontend/expect_async.dart, line
31, col 26)
[error] Undefined class 'D'. (package:test/src/frontend/expect_async.dart, line
31, col 31)
[error] Undefined class 'A'. (package:test/src/frontend/expect_async.dart, line
32, col 16)
[error] Undefined class 'B'. (package:test/src/frontend/expect_async.dart, line
32, col 21)
[error] Undefined class 'C'. (package:test/src/frontend/expect_async.dart, line
32, col 26)
[error] Undefined class 'D'. (package:test/src/frontend/expect_async.dart, line
32, col 31)
[error] Undefined class 'E'. (package:test/src/frontend/expect_async.dart, line
32, col 36)
[error] Undefined class 'A'. (package:test/src/frontend/expect_async.dart, line
33, col 16)
[error] Undefined class 'B'. (package:test/src/frontend/expect_async.dart, line
33, col 21)
[error] Undefined class 'C'. (package:test/src/frontend/expect_async.dart, line
33, col 26)
[error] Undefined class 'D'. (package:test/src/frontend/expect_async.dart, line
33, col 31)
[error] Undefined class 'E'. (package:test/src/frontend/expect_async.dart, line
33, col 36)
[error] Undefined class 'F'. (package:test/src/frontend/expect_async.dart, line
33, col 41)
[error] The argument type 'List' can't be assigned to the parameter type
'FutureOr<List<T>>'. (package:test/src/util/stream_queue.dart, line 514, col 25)
[error] The argument type 'List' can't be assigned to the parameter type
'FutureOr<List<T>>'. (package:test/src/util/stream_queue.dart, line 519, col 25)

 
 main() {
   test("timeoutNoComplete", () {
     Completer completer = new Completer();
     Future timedOut = completer.future
         .timeout(const Duration(milliseconds: 5), onTimeout: () => 42);
     timedOut.then(expectAsync((v) {
       expect(v, 42);
     }));
   });
@@ skipping 172 matching lines @@
 
   test("timeoutType", () {
     Completer completer = new Completer<int>();
     Future timedOut = completer.future.timeout(const Duration(milliseconds: 5));
     expect(timedOut, new isInstanceOf<Future<int>>());
     expect(timedOut, isNot(new isInstanceOf<Future<String>>()));
     timedOut.catchError((_) {});
     completer.complete(499);
   });
 }