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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 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. | 3 // BSD-style license that can be found in the LICENSE file. |
4 // Dart test program for testing named parameters. | 4 // Dart test program for testing named parameters. |
5 | 5 |
6 import "package:expect/expect.dart"; | 6 import "package:expect/expect.dart"; |
7 | 7 |
8 class TypeTester<T> {} | 8 class TypeTester<T> {} |
9 | 9 |
10 // Expect compile-time error as no default values are allowed | 10 // Expect compile-time error as no default values are allowed |
11 // in closure type definitions. | 11 // in closure type definitions. |
12 typedef void Callback([String msg | 12 typedef void Callback([String msg |
13 = "" // //# 01: compile-time error | 13 = "" //# 01: compile-time error |
14 ]); | 14 ]); |
15 | 15 |
16 class NamedParametersAggregatedTests { | 16 class NamedParametersAggregatedTests { |
17 static int F31(int a, {int b: 20, int c: 30}) { | 17 static int F31(int a, {int b: 20, int c: 30}) { |
18 return 100 * (100 * a + b) + c; | 18 return 100 * (100 * a + b) + c; |
19 } | 19 } |
20 | 20 |
21 static int f_missing_comma(a | 21 static int f_missing_comma(a |
22 [b = 42] //# 02: compile-time error | 22 [b = 42] //# 02: compile-time error |
23 ) => | 23 ) => |
24 a; | 24 a; |
25 | 25 |
26 var _handler = null; | 26 var _handler = null; |
27 | 27 |
28 // Expect compile-time error as no default values | 28 // Expect compile-time error as no default values |
29 // are allowed in closure type. | 29 // are allowed in closure type. |
30 void InstallCallback( | 30 void InstallCallback( |
31 void cb({String msg | 31 void cb({String msg |
32 : null //# 03: compile-time error | 32 : null //# 03: compile-time error |
33 })) { | 33 })) { |
34 _handler = cb; | 34 _handler = cb; |
35 } | 35 } |
36 } | 36 } |
37 | 37 |
38 main() { | 38 main() { |
39 // Expect compile-time error due to missing comma in function definition. | 39 // Expect compile-time error due to missing comma in function definition. |
40 NamedParametersAggregatedTests.f_missing_comma(10 | 40 NamedParametersAggregatedTests.f_missing_comma(10 |
41 , 25 // //# 02: continued | 41 , 25 //# 02: continued |
42 ); | 42 ); |
43 | 43 |
44 // Expect compile-time erorr due to duplicate named argument. | 44 // Expect compile-time erorr due to duplicate named argument. |
45 NamedParametersAggregatedTests.F31(10, b: 25 | 45 NamedParametersAggregatedTests.F31(10, b: 25 |
46 , b:35 // //# 04: compile-time error | 46 , b:35 //# 04: compile-time error |
| 47 , b:35, b:45 //# 06: compile-time error |
47 ); | 48 ); |
48 | 49 |
49 // Expect compile-time error due to missing positional argument. | 50 // Expect compile-time error due to missing positional argument. |
50 Expect.throws(() => NamedParametersAggregatedTests.F31(b:25, c:35), (e) => e i
s NoSuchMethodError); // //# 05: static type warning | 51 Expect.throws(() => NamedParametersAggregatedTests.F31(b:25, c:35), (e) => e i
s NoSuchMethodError); //# 05: static type warning |
51 | 52 |
52 new TypeTester<Callback>(); | 53 new TypeTester<Callback>(); |
53 | 54 |
54 (new NamedParametersAggregatedTests()).InstallCallback(null); | 55 (new NamedParametersAggregatedTests()).InstallCallback(null); |
55 } | 56 } |
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