Index: tests/language/inference_super_constructor_call_test.dart |
=================================================================== |
--- tests/language/inference_super_constructor_call_test.dart (revision 0) |
+++ tests/language/inference_super_constructor_call_test.dart (revision 0) |
@@ -0,0 +1,26 @@ |
+// Copyright (c) 2013, 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. |
+ |
+// Regression test for dart2js's inferrer that used to not propagate |
+// types given to generative constructors in super constructor calls. |
+ |
+import "package:expect/expect.dart"; |
+ |
+class A { |
+ final field; |
+ A.full(this.field); |
+} |
+ |
+class B extends A { |
+ // The following super call used to not be analyzed properly. |
+ B.full(field) : super.full(field); |
+} |
+ |
+main() { |
+ // Call [A.full] with an int to have the inferrer think [field] is |
+ // always an int. |
+ Expect.equals(84, new A.full(42).field + 42); |
+ Expect.throws(() => new B.full(null).field + 42, |
+ (e) => e is NoSuchMethodError); |
+} |