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8fd6d0aafd
Committed: https://code.google.com/p/dart/source/detail?r=19755 Reverted: http://code.google.com/p/dart/source/detail?r=19756 Review URL: https://codereview.chromium.org//12212016 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@20996 260f80e4-7a28-3924-810f-c04153c831b5
42 lines
995 B
Dart
42 lines
995 B
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// VMOptions=--enable_checked_mode
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// Tests the type checking when passing code into closure from inside a factory method
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import "package:expect/expect.dart";
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abstract class Foo<T> {
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factory Foo.from() = Bar<T>.from;
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}
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class Bar<T> implements Foo<T> {
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Bar() {}
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factory Bar.from() {
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var func = (T arg) {
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T foo = arg;
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bool isString = foo is String;
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print(arg);
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print(" String=$isString");
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};
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func("Hello World!"); // If T is not String, dynamic type checks should fail
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return new Bar<T>();
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}
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}
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main() {
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Foo<String> value1;
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value1 = new Foo<String>.from();
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bool gotError = false;
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try {
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Foo<int> value2 = new Foo<int>.from();
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} on TypeError catch (e) {
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gotError = true;
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}
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Expect.equals(true, gotError);
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}
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