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Issue 10910284: Stop making classes implicitly abstract (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 8 years, 3 months ago
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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file.
4 // Dart test program for testing Interfaces.
5
6 interface Ai {
7 int foo();
8 }
9
10 interface Bi extends Ai default InterfaceTest {
11 Bi();
12 }
13
14 interface Simple extends Ai { }
15
16 interface Aai { }
17
18 interface Abi { }
19
20 interface Bar { }
21
22 interface Foo extends Bar { }
23
24 interface Baz extends Bar, Foo { }
25
26 class InterfaceTest implements Ai, Aai, Abi, Baz, Bi {
27 var f;
28
29 InterfaceTest() {}
30 int foo() { return 1; }
31
32 // intentionally unimplemented methods
33 abstract beta();
34 abstract String beta1();
35 abstract String beta2(double d);
36 }
37
38 main() {
39 // instantiate an abstract class
40 var o = new Bi(); /// runtime error
41 Expect.equals(1, o.foo());
42 }
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