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1 // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2015, 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 | 4 |
5 // Simple test program for sync* generator functions. | 5 // Simple test program for sync* generator functions. |
6 | 6 |
7 // VMOptions=--optimization_counter_threshold=10 | 7 // VMOptions=--optimization_counter_threshold=10 |
8 | 8 |
9 import "package:expect/expect.dart"; | 9 import "package:expect/expect.dart"; |
10 | 10 |
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37 einsZwei() sync* { | 37 einsZwei() sync* { |
38 yield 1; | 38 yield 1; |
39 yield* [2, 3]; | 39 yield* [2, 3]; |
40 yield* []; | 40 yield* []; |
41 yield 5; | 41 yield 5; |
42 yield [6]; | 42 yield [6]; |
43 } | 43 } |
44 | 44 |
45 dreiVier() sync* { | 45 dreiVier() sync* { |
46 // Throws type error: yielded object is not an iterable. | 46 // Throws type error: yielded object is not an iterable. |
47 yield* 3; /// 01: static type warning | 47 yield* 3; //# 01: static type warning |
48 } | 48 } |
49 | 49 |
50 main() { | 50 main() { |
51 for (int i = 0; i < 10; i++) { | 51 for (int i = 0; i < 10; i++) { |
52 var sums = sum10(); | 52 var sums = sum10(); |
53 print(sums); | 53 print(sums); |
54 Expect.isTrue(sums is Iterable); | 54 Expect.isTrue(sums is Iterable); |
55 Expect.equals(10, sums.length); | 55 Expect.equals(10, sums.length); |
56 Expect.equals(1, sums.first); | 56 Expect.equals(1, sums.first); |
57 Expect.equals(55, sums.last); | 57 Expect.equals(55, sums.last); |
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73 Expect.isTrue(i.moveNext()); | 73 Expect.isTrue(i.moveNext()); |
74 Expect.equals(e, i.current); | 74 Expect.equals(e, i.current); |
75 }); | 75 }); |
76 | 76 |
77 print(sync); | 77 print(sync); |
78 Expect.equals("sync", sync.single); | 78 Expect.equals("sync", sync.single); |
79 | 79 |
80 print(einsZwei()); | 80 print(einsZwei()); |
81 Expect.equals("(1, 2, 3, 5, [6])", einsZwei().toString()); | 81 Expect.equals("(1, 2, 3, 5, [6])", einsZwei().toString()); |
82 | 82 |
83 Expect.throws(() => dreiVier().toString()); /// 01: continued | 83 Expect.throws(() => dreiVier().toString()); //# 01: continued |
84 } | 84 } |
85 } | 85 } |
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