dart-sdk/tests/language_2/null2_test.dart
Ben Konyi 24e40a0f61 Migrated test block 139 to Dart 2.0.
Did not migrate null_bottom / null_is_bottom type tests. Modified
null_test to not run some mirrors related checks on platforms that don't
support mirrors.

Bug:
Change-Id: I7fce784f537cc298e2945a32073700083d9275f8
Reviewed-on: https://dart-review.googlesource.com/7848
Commit-Queue: Ben Konyi <bkonyi@google.com>
Reviewed-by: Phil Quitslund <pquitslund@google.com>
Reviewed-by: Leaf Petersen <leafp@google.com>
2017-09-23 00:06:38 +00:00

24 lines
755 B
Dart

// Copyright (c) 2014, 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.
// Second dart test program.
import "package:expect/expect.dart";
// Magic incantation to avoid the compiler recognizing the constant values
// at compile time. If the result is computed at compile time, the dynamic code
// will not be tested.
confuse(x) {
try {
if (new DateTime.now().millisecondsSinceEpoch == 42) x = 42;
throw [x];
} on dynamic catch (e) {
return e[0];
}
return 42;
}
main() {
Expect.equals("Null", null.runtimeType.toString());
Expect.equals("Null", confuse(null).runtimeType.toString());
}