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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 library unittest.io; | 5 library unittest.io; |
6 | 6 |
7 import 'dart:async'; | |
7 import 'dart:io'; | 8 import 'dart:io'; |
8 | 9 |
9 /// Whether "special" strings such as Unicode characters or color escapes are | 10 /// Whether "special" strings such as Unicode characters or color escapes are |
10 /// safe to use. | 11 /// safe to use. |
11 /// | 12 /// |
12 /// On Windows or when not printing to a terminal, only printable ASCII | 13 /// On Windows or when not printing to a terminal, only printable ASCII |
13 /// characters should be used. | 14 /// characters should be used. |
14 bool get canUseSpecialChars => | 15 bool get canUseSpecialChars => |
15 Platform.operatingSystem != 'windows' && | 16 Platform.operatingSystem != 'windows' && |
16 stdioType(stdout) == StdioType.TERMINAL; | 17 stdioType(stdout) == StdioType.TERMINAL; |
17 | 18 |
18 /// Gets a "special" string (ANSI escape or Unicode). | 19 /// Gets a "special" string (ANSI escape or Unicode). |
19 /// | 20 /// |
20 /// On Windows or when not printing to a terminal, returns something else since | 21 /// On Windows or when not printing to a terminal, returns something else since |
21 /// those aren't supported. | 22 /// those aren't supported. |
22 String getSpecial(String special, [String onWindows = '']) => | 23 String getSpecial(String special, [String onWindows = '']) => |
23 canUseSpecialChars ? special : onWindows; | 24 canUseSpecialChars ? special : onWindows; |
25 | |
26 /// Creates a temporary directory and passes its path to [fn]. | |
27 /// | |
28 /// Once the [Future] returned by [fn] completes, the temporary directory and | |
29 /// all its contents are deleted. [fn] can also return `null`, in which case | |
30 /// the temporary directory is deleted immediately afterwards. | |
31 /// | |
32 /// Returns a future that completes to the value that the future returned from | |
33 /// [fn] completes to. | |
34 Future withTempDir(Future fn(String path)) { | |
35 return new Future.sync(() { | |
36 var tempDir = Directory.systemTemp.createTempSync('unittest_'); | |
37 return new Future.sync(() => fn(tempDir.path)) | |
38 .whenComplete(() => tempDir.deleteSync(recursive: true)); | |
kevmoo
2015/02/12 22:31:15
If tests are being run on many isolates, do we wan
nweiz
2015/02/12 22:37:52
Evidence so far indicates that sync IO functions a
| |
39 }); | |
40 } | |
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