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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 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 | 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 tag to allow the test to run on Dartium. | 5 // Library tag to allow the test to run on Dartium. |
6 library base64_test; | 6 library base64_test; |
7 | 7 |
8 import 'dart:math'; | 8 import 'dart:math'; |
9 import 'dart:async'; | |
9 | 10 |
10 import "package:crypto/crypto.dart"; | 11 import "package:crypto/crypto.dart"; |
11 import "package:test/test.dart"; | 12 import "package:test/test.dart"; |
12 | 13 |
13 void main() { | 14 void main() { |
14 test('encoder', _testEncoder); | 15 test('encoder', _testEncoder); |
15 test('decoder', _testDecoder); | 16 test('decoder', _testDecoder); |
16 test('decoder for malformed input', _testDecoderForMalformedInput); | 17 test('decoder for malformed input', _testDecoderForMalformedInput); |
17 test('encode decode lists', _testEncodeDecodeLists); | 18 test('encode decode lists', _testEncodeDecodeLists); |
18 test('url safe encode-decode', _testUrlSafeEncodeDecode); | 19 test('url safe encode-decode', _testUrlSafeEncodeDecode); |
20 test('streaming encoder', _testStreamingEncoder); | |
21 test('streaming decoder', _testStreamingDecoder); | |
22 test('streaming decoder for malformed input', _testStreamingDecoderForMalforme dInput); | |
23 test('streaming encoder for different decompositions of a list of bytes', | |
24 _testStreamingEncoderForDecompositions); | |
25 test('streaming decoder for different decompositions of a string', | |
26 _testStreamingDecoderForDecompositions); | |
27 test('url safe streaming encoder/decoder', _testUrlSafeStreaming); | |
19 test('performance', _testPerformance); | 28 test('performance', _testPerformance); |
29 | |
30 | |
20 } | 31 } |
21 | 32 |
22 // Data from http://tools.ietf.org/html/rfc4648. | 33 // Data from http://tools.ietf.org/html/rfc4648. |
23 const _INPUTS = | 34 const _INPUTS = |
24 const [ '', 'f', 'fo', 'foo', 'foob', 'fooba', 'foobar']; | 35 const [ '', 'f', 'fo', 'foo', 'foob', 'fooba', 'foobar']; |
25 const _RESULTS = | 36 const _RESULTS = |
26 const [ '', 'Zg==', 'Zm8=', 'Zm9v', 'Zm9vYg==', 'Zm9vYmE=', 'Zm9vYmFy']; | 37 const [ '', 'Zg==', 'Zm8=', 'Zm9v', 'Zm9vYg==', 'Zm9vYmE=', 'Zm9vYmFy']; |
38 var _STREAMING_ENCODER_INPUT = | |
39 [[102, 102], [111, 102], | |
40 [111, 111, 102, 111, 111, 98, 102, 111, | |
41 111, 98, 97, 102, 111, 111, 98, 97, 114]]; | |
42 | |
43 const _STREAMING_ENCODED = 'ZmZvZm9vZm9vYmZvb2JhZm9vYmFy'; | |
44 const _STREAMING_DECODER_INPUT = | |
45 const ['YmFz', 'ZTY', '0I', 'GRlY29kZXI=']; | |
46 const _STREAMING_DECODED = | |
47 const [98, 97, 115, 101, 54, 52, 32, 100, 101, 99, 111, 100, 101, 114]; | |
48 const _STREAMING_DECODER_INPUT_FOR_ZEROES = | |
49 const ['AAAA', 'AAA=', 'AA==', '']; | |
50 var _STREAMING_DECODED_ZEROES = [0, 0, 0, 0, 0, 0]; | |
51 | |
52 var _DECOMPOSITIONS_FOR_DECODING = [ | |
53 ["A", "", "BCD"], ["A", "BCD", "", ""], ["A", "B", "", "", "CD", ""], | |
54 ["", "A", "BC", "", "D"], ["", "AB", "C", "", "", "D"], ["AB", "CD", ""], | |
55 ["", "ABC", "", "D"], ["", "ABC", "D", ""], ["", "", "ABCD", ""], | |
56 ["A", "B", "C", "D"], ["", "A", "B", "C", "D", ""], | |
57 ["", "A", "B", "", "", "C", "", "D", ""]]; | |
58 | |
59 const _DECOMPOSITION_DECODED = const [0, 16, 131]; | |
60 | |
61 var _DECOMPOSITIONS_FOR_ENCODING = [ | |
62 [[196, 16], [], [158], [196]], | |
63 [[196, 16], [158, 196], [], []], | |
64 [[196], [], [16], [], [], [158], [], [196]], | |
65 [[196], [], [16], [158, 196], [], []], | |
66 [[], [196], [], [], [16, 158], [], [196]], | |
67 [[], [196], [16, 158, 196], []], | |
68 [[196, 16, 158], [], [], [196]], | |
69 [[196, 16, 158], [], [196], []], | |
70 [[196, 16, 158, 196], [], [], []]]; | |
71 | |
72 const _DECOMPOSITION_ENCODED = 'xBCexA=='; | |
27 | 73 |
28 // Test data with only zeroes. | 74 // Test data with only zeroes. |
29 var inputsWithZeroes = [[0, 0, 0], [0, 0], [0], []]; | 75 var inputsWithZeroes = [[0, 0, 0], [0, 0], [0], []]; |
30 const _RESULTS_WITH_ZEROS = const ['AAAA', 'AAA=', 'AA==', '']; | 76 const _RESULTS_WITH_ZEROS = const ['AAAA', 'AAA=', 'AA==', '']; |
31 | 77 |
32 const _LONG_LINE = | 78 const _LONG_LINE = |
33 "Man is distinguished, not only by his reason, but by this singular " | 79 "Man is distinguished, not only by his reason, but by this singular " |
34 "passion from other animals, which is a lust of the mind, that by a " | 80 "passion from other animals, which is a lust of the mind, that by a " |
35 "perseverance of delight in the continued and indefatigable generation " | 81 "perseverance of delight in the continued and indefatigable generation " |
36 "of knowledge, exceeds the short vehemence of any carnal pleasure."; | 82 "of knowledge, exceeds the short vehemence of any carnal pleasure."; |
(...skipping 17 matching lines...) Expand all Loading... | |
54 "BhbmltYWxzLCB3aGljaCBpcyBhIGx1c3Qgb2Yg" | 100 "BhbmltYWxzLCB3aGljaCBpcyBhIGx1c3Qgb2Yg" |
55 "dGhlIG1pbmQsIHRoYXQgYnkgYSBwZXJzZXZlcm" | 101 "dGhlIG1pbmQsIHRoYXQgYnkgYSBwZXJzZXZlcm" |
56 "FuY2Ugb2YgZGVsaWdodCBpbiB0aGUgY29udGlu" | 102 "FuY2Ugb2YgZGVsaWdodCBpbiB0aGUgY29udGlu" |
57 "dWVkIGFuZCBpbmRlZmF0aWdhYmxlIGdlbmVyYX" | 103 "dWVkIGFuZCBpbmRlZmF0aWdhYmxlIGdlbmVyYX" |
58 "Rpb24gb2Yga25vd2xlZGdlLCBleGNlZWRzIHRo" | 104 "Rpb24gb2Yga25vd2xlZGdlLCBleGNlZWRzIHRo" |
59 "ZSBzaG9ydCB2ZWhlbWVuY2Ugb2YgYW55IGNhcm" | 105 "ZSBzaG9ydCB2ZWhlbWVuY2Ugb2YgYW55IGNhcm" |
60 "5hbCBwbGVhc3VyZS4="; | 106 "5hbCBwbGVhc3VyZS4="; |
61 | 107 |
62 void _testEncoder() { | 108 void _testEncoder() { |
63 for (var i = 0; i < _INPUTS.length; i++) { | 109 for (var i = 0; i < _INPUTS.length; i++) { |
64 expect(CryptoUtils.bytesToBase64(_INPUTS[i].codeUnits), _RESULTS[i]); | 110 expect(BASE64.encode(_INPUTS[i].codeUnits), _RESULTS[i]); |
65 } | 111 } |
66 for (var i = 0; i < inputsWithZeroes.length; i++) { | 112 for (var i = 0; i < inputsWithZeroes.length; i++) { |
67 expect(CryptoUtils.bytesToBase64(inputsWithZeroes[i]), | 113 expect(BASE64.encode(inputsWithZeroes[i]), |
68 _RESULTS_WITH_ZEROS[i]); | 114 _RESULTS_WITH_ZEROS[i]); |
69 } | 115 } |
70 expect( | 116 expect( |
71 CryptoUtils.bytesToBase64(_LONG_LINE.codeUnits, addLineSeparator : true), | 117 BASE64.encode(_LONG_LINE.codeUnits, addLineSeparator : true), |
Lasse Reichstein Nielsen
2015/05/29 14:15:42
This may now fit on the previous line.
Alexander Ivanov
2015/06/03 09:14:58
Done.
| |
72 _LONG_LINE_RESULT); | 118 _LONG_LINE_RESULT); |
73 expect(CryptoUtils.bytesToBase64(_LONG_LINE.codeUnits), | 119 expect(BASE64.encode(_LONG_LINE.codeUnits), |
74 _LONG_LINE_RESULT_NO_BREAK); | 120 _LONG_LINE_RESULT_NO_BREAK); |
75 } | 121 } |
76 | 122 |
77 void _testDecoder() { | 123 void _testDecoder() { |
78 for (var i = 0; i < _RESULTS.length; i++) { | 124 for (var i = 0; i < _RESULTS.length; i++) { |
79 expect( | 125 expect( |
80 new String.fromCharCodes(CryptoUtils.base64StringToBytes(_RESULTS[i])), | 126 new String.fromCharCodes(BASE64.decode(_RESULTS[i])), |
81 _INPUTS[i]); | 127 _INPUTS[i]); |
82 } | 128 } |
129 | |
83 for (var i = 0; i < _RESULTS_WITH_ZEROS.length; i++) { | 130 for (var i = 0; i < _RESULTS_WITH_ZEROS.length; i++) { |
84 expect(CryptoUtils.base64StringToBytes(_RESULTS_WITH_ZEROS[i]), | 131 expect(BASE64.decode(_RESULTS_WITH_ZEROS[i]), |
85 inputsWithZeroes[i]); | 132 inputsWithZeroes[i]); |
86 } | 133 } |
87 var longLineDecoded = CryptoUtils.base64StringToBytes(_LONG_LINE_RESULT); | 134 |
135 var longLineDecoded = BASE64.decode(_LONG_LINE_RESULT); | |
88 expect(new String.fromCharCodes(longLineDecoded), _LONG_LINE); | 136 expect(new String.fromCharCodes(longLineDecoded), _LONG_LINE); |
89 var longLineResultNoBreak = | 137 |
90 CryptoUtils.base64StringToBytes(_LONG_LINE_RESULT); | 138 var longLineResultNoBreak = BASE64.decode(_LONG_LINE_RESULT); |
91 expect(new String.fromCharCodes(longLineResultNoBreak), _LONG_LINE); | 139 expect(new String.fromCharCodes(longLineResultNoBreak), _LONG_LINE); |
92 } | 140 } |
93 | 141 |
142 Future _testStreamingEncoder() async { | |
143 expect(await new Stream.fromIterable(_STREAMING_ENCODER_INPUT) | |
144 .transform(BASE64.encoder) | |
145 .join(), | |
146 _STREAMING_ENCODED); | |
147 } | |
148 | |
149 Future _testStreamingDecoder() async { | |
150 expect( | |
151 await new Stream.fromIterable(_STREAMING_DECODER_INPUT) | |
Lasse Reichstein Nielsen
2015/05/29 14:15:42
Indent "await" by four.
Alexander Ivanov
2015/06/03 09:14:58
Done.
| |
152 .transform(BASE64.decoder) | |
153 .expand((l) => l) | |
154 .toList(), | |
155 _STREAMING_DECODED); | |
Lasse Reichstein Nielsen
2015/05/29 14:15:42
Indent this line to match the await.
Ditto for exp
Alexander Ivanov
2015/06/03 09:14:58
Done.
| |
156 | |
157 expect( | |
158 await new Stream.fromIterable(_STREAMING_DECODER_INPUT_FOR_ZEROES) | |
159 .transform(BASE64.decoder) | |
160 .expand((l) => l) | |
161 .toList(), | |
162 _STREAMING_DECODED_ZEROES); | |
163 } | |
164 | |
165 Future _testStreamingDecoderForMalformedInput() async { | |
166 expect(() async { | |
167 await new Stream.fromIterable(['ABz']) | |
168 .transform(BASE64.decoder).toList(); | |
169 }(), throwsFormatException); | |
Lasse Reichstein Nielsen
2015/05/29 14:15:42
I think the value for the expect can be just:
ne
Alexander Ivanov
2015/06/03 09:14:58
oh, absolutely
| |
170 | |
171 expect(() async { | |
172 await new Stream.fromIterable(['AB', 'Lx', 'z', 'xx']) | |
173 .transform(BASE64.decoder).toList(); | |
174 }(), throwsFormatException); | |
175 } | |
176 | |
177 Future _testStreamingEncoderForDecompositions() async { | |
178 for(var decomposition in _DECOMPOSITIONS_FOR_ENCODING) { | |
179 expect( | |
180 await new Stream.fromIterable(decomposition) | |
181 .transform(BASE64.encoder) | |
182 .join(), | |
183 _DECOMPOSITION_ENCODED); | |
184 } | |
185 } | |
186 | |
187 Future _testStreamingDecoderForDecompositions() async { | |
188 for(var decomposition in _DECOMPOSITIONS_FOR_DECODING) { | |
189 expect( | |
190 await new Stream.fromIterable(decomposition) | |
191 .transform(BASE64.decoder) | |
192 .expand((x) => x) | |
193 .toList(), | |
194 _DECOMPOSITION_DECODED); | |
195 } | |
196 } | |
197 | |
94 void _testDecoderForMalformedInput() { | 198 void _testDecoderForMalformedInput() { |
95 expect(() { | 199 expect(() { |
96 CryptoUtils.base64StringToBytes('AB~'); | 200 BASE64.decode('AB~'); |
97 }, throwsFormatException); | 201 }, throwsFormatException); |
98 | 202 |
99 expect(() { | 203 expect(() { |
100 CryptoUtils.base64StringToBytes('A'); | 204 BASE64.decode('A'); |
101 }, throwsFormatException); | 205 }, throwsFormatException); |
102 } | 206 } |
103 | 207 |
208 Future _testUrlSafeStreaming() async { | |
209 String encUrlSafe = '-_A='; | |
210 List<List<int>> dec = [BASE64.decode('+/A=')]; | |
211 var streamed_result = await new Stream.fromIterable(dec) | |
Lasse Reichstein Nielsen
2015/05/29 14:15:42
streamedResult :)
Alexander Ivanov
2015/06/03 09:14:58
Done.
| |
212 .transform(new Base64Encoder(urlSafe: true)).join(); | |
213 | |
214 expect(streamed_result, encUrlSafe); | |
215 } | |
216 | |
104 void _testUrlSafeEncodeDecode() { | 217 void _testUrlSafeEncodeDecode() { |
105 List<int> decUrlSafe = CryptoUtils.base64StringToBytes('-_A='); | 218 List<int> decUrlSafe = BASE64.decode('-_A='); |
106 List<int> dec = CryptoUtils.base64StringToBytes('+/A='); | 219 List<int> dec = BASE64.decode('+/A='); |
107 expect(decUrlSafe, orderedEquals(dec)); | 220 expect(decUrlSafe, orderedEquals(dec)); |
108 expect(CryptoUtils.bytesToBase64(dec, urlSafe: true), '-_A='); | 221 expect(BASE64.encode(dec, urlSafe: true), '-_A='); |
109 expect(CryptoUtils.bytesToBase64(dec), '+/A='); | 222 expect(BASE64.encode(dec), '+/A='); |
110 } | 223 } |
111 | 224 |
112 void _testEncodeDecodeLists() { | 225 void _testEncodeDecodeLists() { |
113 for (int i = 0; i < 10; i++) { | 226 for (int i = 0; i < 10; i++) { |
114 for (int j = 0; j < 256 - i; j++) { | 227 for (int j = 0; j < 256 - i; j++) { |
115 List<int> x = new List<int>(i); | 228 List<int> x = new List<int>(i); |
116 for (int k = 0; k < i; k++) { | 229 for (int k = 0; k < i; k++) { |
117 x[k] = j; | 230 x[k] = j; |
118 } | 231 } |
119 var enc = CryptoUtils.bytesToBase64(x); | 232 var enc = BASE64.encode(x); |
120 var dec = CryptoUtils.base64StringToBytes(enc); | 233 var dec = BASE64.decode(enc); |
121 expect(dec, orderedEquals(x)); | 234 expect(dec, orderedEquals(x)); |
122 } | 235 } |
123 } | 236 } |
124 } | 237 } |
125 | 238 |
126 void _fillRandom(List<int> l) { | 239 void _fillRandom(List<int> l) { |
127 var random = new Random(0xBABE); | 240 var random = new Random(0xBABE); |
128 for (int j = 0; j < l.length; j++) { | 241 for (int j = 0; j < l.length; j++) { |
129 l[j] = random.nextInt(255); | 242 l[j] = random.nextInt(255); |
130 } | 243 } |
131 } | 244 } |
132 | 245 |
133 void _testPerformance() { | 246 void _testPerformance() { |
134 var l = new List<int>(1024); | 247 var l = new List<int>(1024); |
135 var iters = 5000; | 248 var iters = 5000; |
136 _fillRandom(l); | 249 _fillRandom(l); |
137 String enc; | 250 String enc; |
138 var w = new Stopwatch()..start(); | 251 var w = new Stopwatch()..start(); |
139 for( int i = 0; i < iters; ++i ) { | 252 for( int i = 0; i < iters; ++i ) { |
140 enc = CryptoUtils.bytesToBase64(l); | 253 enc = BASE64.encode(l); |
141 } | 254 } |
142 int ms = w.elapsedMilliseconds; | 255 int ms = w.elapsedMilliseconds; |
143 int perSec = (iters * l.length) * 1000 ~/ ms; | 256 int perSec = (iters * l.length) * 1000 ~/ ms; |
144 // print("Encode 1024 bytes for $iters times: $ms msec. $perSec b/s"); | 257 // print("Encode 1024 bytes for $iters times: $ms msec. $perSec b/s"); |
145 w..reset(); | 258 w..reset(); |
146 for( int i = 0; i < iters; ++i ) { | 259 for( int i = 0; i < iters; ++i ) { |
147 CryptoUtils.base64StringToBytes(enc); | 260 BASE64.decode(enc); |
148 } | 261 } |
149 ms = w.elapsedMilliseconds; | 262 ms = w.elapsedMilliseconds; |
150 perSec = (iters * l.length) * 1000 ~/ ms; | 263 perSec = (iters * l.length) * 1000 ~/ ms; |
151 // print('''Decode into ${l.length} bytes for $iters | 264 // ('''Decode into ${l.length} bytes for $iters |
152 // times: $ms msec. $perSec b/s'''); | 265 // times: $ms msec. $perSec b/s'''); |
153 } | 266 } |
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