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1 // Copyright (c) 2014, 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 // VMOptions=--optimization_counter_threshold=10 --no-background_compilation | |
5 | |
6 import "package:expect/expect.dart"; | |
7 | |
8 main() { | |
9 bar(a) { | |
10 return a is String; | |
11 } | |
12 | |
13 var bar_tearOff = bar.call; | |
14 | |
15 for (var i = 0; i < 20; i++) { | |
16 Expect.isFalse(bar_tearOff(1)); | |
17 Expect.isTrue(bar_tearOff.call('foo')); | |
18 Expect.isFalse(bar_tearOff.call(1)); | |
19 Expect.isTrue(bar_tearOff('foo')); | |
20 } | |
21 | |
22 opt_arg([a = "a"]) => a is String; | |
23 var opt_arg_tearOff = opt_arg.call; | |
24 | |
25 for (var i = 0; i < 20; i++) { | |
26 Expect.isFalse(opt_arg_tearOff(1)); | |
27 Expect.isFalse(opt_arg_tearOff.call(1)); | |
28 Expect.isTrue(opt_arg_tearOff()); | |
29 Expect.isTrue(opt_arg_tearOff.call()); | |
30 Expect.isTrue(opt_arg_tearOff("b")); | |
31 Expect.isTrue(opt_arg_tearOff.call("b")); | |
32 } | |
33 | |
34 named_arg({x: 11, y: 22}) => "$x$y"; | |
35 var named_arg_tearOff = named_arg.call; | |
36 | |
37 for (var i = 0; i < 20; i++) { | |
38 Expect.equals("1122", named_arg_tearOff()); | |
39 Expect.equals("1122", named_arg_tearOff.call()); | |
40 Expect.equals("4455", named_arg_tearOff(y: 55, x: 44)); | |
41 Expect.equals("4455", named_arg_tearOff.call(y: 55, x: 44)); | |
42 Expect.equals("4455", named_arg_tearOff(x: 44, y: 55)); | |
43 Expect.equals("4455", named_arg_tearOff.call(x: 44, y: 55)); | |
44 } | |
45 | |
46 Expect.throws(() => bar_tearOff.call(), (e) => e is NoSuchMethodError); | |
47 Expect.throws( | |
48 () => opt_arg_tearOff.call(x: "p"), (e) => e is NoSuchMethodError); | |
49 Expect.throws( | |
50 () => named_arg_tearOff.call("p", "q"), (e) => e is NoSuchMethodError); | |
51 } | |
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