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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 library utf16_tests; | |
6 import 'package:expect/expect.dart'; | |
7 import 'package:utf/utf.dart'; | |
8 | |
9 const String testKoreanCharSubset = """ | |
10 가각갂갃간갅갆갇갈갉갊갋갌갍갎갏감갑값갓갔강갖갗갘같갚갛 | |
11 개객갞갟갠갡갢갣갤갥갦갧갨갩갪갫갬갭갮갯갰갱갲갳갴갵갶갷 | |
12 갸갹갺갻갼갽갾갿걀걁걂걃걄걅걆걇걈걉걊걋걌걍걎걏걐걑걒걓"""; | |
13 | |
14 const String testHanWater = "水"; | |
15 | |
16 const List<int> testKoreanCharSubsetUtf16beBom = const<int>[ | |
17 0xfe, 0xff, 0xac, 0x00, 0xac, 0x01, 0xac, 0x02, | |
18 0xac, 0x03, 0xac, 0x04, 0xac, 0x05, 0xac, 0x06, | |
19 0xac, 0x07, 0xac, 0x08, 0xac, 0x09, 0xac, 0x0a, | |
20 0xac, 0x0b, 0xac, 0x0c, 0xac, 0x0d, 0xac, 0x0e, | |
21 0xac, 0x0f, 0xac, 0x10, 0xac, 0x11, 0xac, 0x12, | |
22 0xac, 0x13, 0xac, 0x14, 0xac, 0x15, 0xac, 0x16, | |
23 0xac, 0x17, 0xac, 0x18, 0xac, 0x19, 0xac, 0x1a, | |
24 0xac, 0x1b, 0x00, 0x0a, 0xac, 0x1c, 0xac, 0x1d, | |
25 0xac, 0x1e, 0xac, 0x1f, 0xac, 0x20, 0xac, 0x21, | |
26 0xac, 0x22, 0xac, 0x23, 0xac, 0x24, 0xac, 0x25, | |
27 0xac, 0x26, 0xac, 0x27, 0xac, 0x28, 0xac, 0x29, | |
28 0xac, 0x2a, 0xac, 0x2b, 0xac, 0x2c, 0xac, 0x2d, | |
29 0xac, 0x2e, 0xac, 0x2f, 0xac, 0x30, 0xac, 0x31, | |
30 0xac, 0x32, 0xac, 0x33, 0xac, 0x34, 0xac, 0x35, | |
31 0xac, 0x36, 0xac, 0x37, 0x00, 0x0a, 0xac, 0x38, | |
32 0xac, 0x39, 0xac, 0x3a, 0xac, 0x3b, 0xac, 0x3c, | |
33 0xac, 0x3d, 0xac, 0x3e, 0xac, 0x3f, 0xac, 0x40, | |
34 0xac, 0x41, 0xac, 0x42, 0xac, 0x43, 0xac, 0x44, | |
35 0xac, 0x45, 0xac, 0x46, 0xac, 0x47, 0xac, 0x48, | |
36 0xac, 0x49, 0xac, 0x4a, 0xac, 0x4b, 0xac, 0x4c, | |
37 0xac, 0x4d, 0xac, 0x4e, 0xac, 0x4f, 0xac, 0x50, | |
38 0xac, 0x51, 0xac, 0x52, 0xac, 0x53]; | |
39 | |
40 const List<int> testKoreanCharSubsetUtf16le = const<int> [ | |
41 0x00, 0xac, 0x01, 0xac, 0x02, 0xac, 0x03, 0xac, | |
42 0x04, 0xac, 0x05, 0xac, 0x06, 0xac, 0x07, 0xac, | |
43 0x08, 0xac, 0x09, 0xac, 0x0a, 0xac, 0x0b, 0xac, | |
44 0x0c, 0xac, 0x0d, 0xac, 0x0e, 0xac, 0x0f, 0xac, | |
45 0x10, 0xac, 0x11, 0xac, 0x12, 0xac, 0x13, 0xac, | |
46 0x14, 0xac, 0x15, 0xac, 0x16, 0xac, 0x17, 0xac, | |
47 0x18, 0xac, 0x19, 0xac, 0x1a, 0xac, 0x1b, 0xac, | |
48 0x0a, 0x00, 0x1c, 0xac, 0x1d, 0xac, 0x1e, 0xac, | |
49 0x1f, 0xac, 0x20, 0xac, 0x21, 0xac, 0x22, 0xac, | |
50 0x23, 0xac, 0x24, 0xac, 0x25, 0xac, 0x26, 0xac, | |
51 0x27, 0xac, 0x28, 0xac, 0x29, 0xac, 0x2a, 0xac, | |
52 0x2b, 0xac, 0x2c, 0xac, 0x2d, 0xac, 0x2e, 0xac, | |
53 0x2f, 0xac, 0x30, 0xac, 0x31, 0xac, 0x32, 0xac, | |
54 0x33, 0xac, 0x34, 0xac, 0x35, 0xac, 0x36, 0xac, | |
55 0x37, 0xac, 0x0a, 0x00, 0x38, 0xac, 0x39, 0xac, | |
56 0x3a, 0xac, 0x3b, 0xac, 0x3c, 0xac, 0x3d, 0xac, | |
57 0x3e, 0xac, 0x3f, 0xac, 0x40, 0xac, 0x41, 0xac, | |
58 0x42, 0xac, 0x43, 0xac, 0x44, 0xac, 0x45, 0xac, | |
59 0x46, 0xac, 0x47, 0xac, 0x48, 0xac, 0x49, 0xac, | |
60 0x4a, 0xac, 0x4b, 0xac, 0x4c, 0xac, 0x4d, 0xac, | |
61 0x4e, 0xac, 0x4f, 0xac, 0x50, 0xac, 0x51, 0xac, | |
62 0x52, 0xac, 0x53, 0xac]; | |
63 | |
64 void main() { | |
65 testEncodeToUtf16(); | |
66 testUtf16BytesToString(); | |
67 testIterableMethods(); | |
68 } | |
69 | |
70 void testEncodeToUtf16() { | |
71 Expect.listEquals([], encodeUtf16be("")); // TODO(dcarlson) should we skip bom if empty? | |
72 Expect.listEquals(testKoreanCharSubsetUtf16beBom, | |
73 encodeUtf16(testKoreanCharSubset), | |
74 "encode UTF-16(BE by default) Korean"); | |
75 | |
76 Expect.listEquals(testKoreanCharSubsetUtf16le, | |
77 encodeUtf16le(testKoreanCharSubset), | |
78 "encode UTF-16LE Korean"); | |
79 } | |
80 | |
81 void testUtf16BytesToString() { | |
82 Expect.stringEquals("", decodeUtf16([])); | |
83 Expect.stringEquals(testHanWater, decodeUtf16([0x6C, 0x34]), | |
84 "Water variation 1"); | |
85 Expect.stringEquals(testHanWater, decodeUtf16([0xFE, 0xFF, 0x6C, 0x34]), | |
86 "Water variation 2"); | |
87 Expect.stringEquals(testHanWater, decodeUtf16([0xFF, 0xFE, 0x34, 0x6C]), | |
88 "Water variation 3"); | |
89 | |
90 Expect.stringEquals(testHanWater, decodeUtf16be([0x6C, 0x34]), | |
91 "Water variation 4"); | |
92 Expect.stringEquals(testHanWater, | |
93 decodeUtf16be([0xFE, 0xFF, 0x6C, 0x34]), | |
94 "Water variation 5"); | |
95 | |
96 Expect.stringEquals(testHanWater, decodeUtf16le([0x34, 0x6C]), | |
97 "Water variation 6"); | |
98 Expect.stringEquals(testHanWater, | |
99 decodeUtf16le([0xFF, 0xFE, 0x34, 0x6C]), | |
100 "Water variation 7"); | |
101 | |
102 Expect.stringEquals(testKoreanCharSubset, | |
103 decodeUtf16(testKoreanCharSubsetUtf16beBom), "UTF-16BE Korean"); | |
104 } | |
105 | |
106 void testIterableMethods() { | |
107 // empty input | |
108 Expect.isFalse(decodeUtf16AsIterable([]).iterator.moveNext()); | |
109 | |
110 IterableUtf16Decoder koreanDecoder = | |
111 decodeUtf16AsIterable(testKoreanCharSubsetUtf16beBom); | |
112 // get the first character | |
113 Expect.equals(testKoreanCharSubset.codeUnits[0], koreanDecoder.first); | |
114 // get the whole translation using the Iterable interface | |
115 Expect.stringEquals(testKoreanCharSubset, | |
116 new String.fromCharCodes(new List<int>.from(koreanDecoder))); | |
117 | |
118 // specify types | |
119 Expect.equals(44032, (new List<int> | |
120 .from(decodeUtf16beAsIterable(testKoreanCharSubsetUtf16beBom)))[0]); | |
121 Expect.equals(44032, (new List<int> | |
122 .from(decodeUtf16leAsIterable(testKoreanCharSubsetUtf16le)))[0]); | |
123 bool stripBom = false; | |
124 Expect.equals(UNICODE_BOM, (new List<int> | |
125 .from(decodeUtf16beAsIterable(testKoreanCharSubsetUtf16beBom, | |
126 0, null, stripBom)))[0]); | |
floitsch
2013/11/18 17:08:17
needed to change from named to positional argument
| |
127 } | |
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