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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 | |
5 /** Tests for some of the utility helper functions used by the compiler. */ | |
6 library polymer.test.utils_test; | |
7 | |
8 import 'package:unittest/compact_vm_config.dart'; | |
9 import 'package:unittest/unittest.dart'; | |
10 import 'package:polymer/src/utils.dart'; | |
11 | |
12 main() { | |
13 useCompactVMConfiguration(); | |
14 | |
15 for (bool startUppercase in [false, true]) { | |
16 Matcher caseEquals(String str) { | |
17 if (startUppercase) str = str[0].toUpperCase() + str.substring(1); | |
18 return equals(str); | |
19 } | |
20 | |
21 camelCase(str) => toCamelCase(str, startUppercase: startUppercase); | |
22 | |
23 group('toCamelCase startUppercase=$startUppercase', () { | |
24 test('empty', () { | |
25 expect(camelCase(''), equals('')); | |
26 }); | |
27 | |
28 test('single token', () { | |
29 expect(camelCase('a'), caseEquals('a')); | |
30 expect(camelCase('ab'), caseEquals('ab')); | |
31 expect(camelCase('Ab'), caseEquals('Ab')); | |
32 expect(camelCase('AB'), caseEquals('AB')); | |
33 expect(camelCase('long_word'), caseEquals('long_word')); | |
34 }); | |
35 | |
36 test('dashes in the middle', () { | |
37 expect(camelCase('a-b'), caseEquals('aB')); | |
38 expect(camelCase('a-B'), caseEquals('aB')); | |
39 expect(camelCase('A-b'), caseEquals('AB')); | |
40 expect(camelCase('long-word'), caseEquals('longWord')); | |
41 }); | |
42 | |
43 test('leading/trailing dashes', () { | |
44 expect(camelCase('-hi'), caseEquals('Hi')); | |
45 expect(camelCase('hi-'), caseEquals('hi')); | |
46 expect(camelCase('hi-friend-'), caseEquals('hiFriend')); | |
47 }); | |
48 | |
49 test('consecutive dashes', () { | |
50 expect(camelCase('--hi-friend'), caseEquals('HiFriend')); | |
51 expect(camelCase('hi--friend'), caseEquals('hiFriend')); | |
52 expect(camelCase('hi-friend--'), caseEquals('hiFriend')); | |
53 }); | |
54 }); | |
55 } | |
56 | |
57 group('toHyphenedName', () { | |
58 test('empty', () { | |
59 expect(toHyphenedName(''), ''); | |
60 }); | |
61 | |
62 test('all lower case', () { | |
63 expect(toHyphenedName('a'), 'a'); | |
64 expect(toHyphenedName('a-b'), 'a-b'); | |
65 expect(toHyphenedName('aBc'), 'a-bc'); | |
66 expect(toHyphenedName('abC'), 'ab-c'); | |
67 expect(toHyphenedName('abc-d'), 'abc-d'); | |
68 expect(toHyphenedName('long_word'), 'long_word'); | |
69 }); | |
70 | |
71 test('capitalized letters in the middle/end', () { | |
72 expect(toHyphenedName('aB'), 'a-b'); | |
73 expect(toHyphenedName('longWord'), 'long-word'); | |
74 }); | |
75 | |
76 test('leading capital letters', () { | |
77 expect(toHyphenedName('Hi'), 'hi'); | |
78 expect(toHyphenedName('Hi-'), 'hi-'); | |
79 expect(toHyphenedName('HiFriend'), 'hi-friend'); | |
80 }); | |
81 | |
82 test('consecutive capital letters', () { | |
83 expect(toHyphenedName('aBC'), 'a-b-c'); | |
84 }); | |
85 }); | |
86 } | |
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