1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
|
// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
var common = require('../common');
var assert = require('assert');
var Buffer = require('buffer').Buffer;
var SlowBuffer = require('buffer').SlowBuffer;
var smalloc = require('smalloc');
// counter to ensure unique value is always copied
var cntr = 0;
var b = Buffer(1024); // safe constructor
console.log('b.length == %d', b.length);
assert.strictEqual(1024, b.length);
b[0] = -1;
assert.strictEqual(b[0], 255);
for (var i = 0; i < 1024; i++) {
b[i] = i % 256;
}
for (var i = 0; i < 1024; i++) {
assert.strictEqual(i % 256, b[i]);
}
var c = new Buffer(512);
console.log('c.length == %d', c.length);
assert.strictEqual(512, c.length);
// First check Buffer#fill() works as expected.
assert.throws(function() {
Buffer(8).fill('a', -1);
});
assert.throws(function() {
Buffer(8).fill('a', 0, 9);
});
// Make sure this doesn't hang indefinitely.
Buffer(8).fill('');
var buf = new Buffer(64);
buf.fill(10);
for (var i = 0; i < buf.length; i++)
assert.equal(buf[i], 10);
buf.fill(11, 0, buf.length >> 1);
for (var i = 0; i < buf.length >> 1; i++)
assert.equal(buf[i], 11);
for (var i = (buf.length >> 1) + 1; i < buf.length; i++)
assert.equal(buf[i], 10);
buf.fill('h');
for (var i = 0; i < buf.length; i++)
assert.equal('h'.charCodeAt(0), buf[i]);
buf.fill(0);
for (var i = 0; i < buf.length; i++)
assert.equal(0, buf[i]);
buf.fill(null);
for (var i = 0; i < buf.length; i++)
assert.equal(0, buf[i]);
buf.fill(1, 16, 32);
for (var i = 0; i < 16; i++)
assert.equal(0, buf[i]);
for (; i < 32; i++)
assert.equal(1, buf[i]);
for (; i < buf.length; i++)
assert.equal(0, buf[i]);
var buf = new Buffer(10);
buf.fill('abc');
assert.equal(buf.toString(), 'abcabcabca');
buf.fill('է');
assert.equal(buf.toString(), 'էէէէէ');
// copy 512 bytes, from 0 to 512.
b.fill(++cntr);
c.fill(++cntr);
var copied = b.copy(c, 0, 0, 512);
console.log('copied %d bytes from b into c', copied);
assert.strictEqual(512, copied);
for (var i = 0; i < c.length; i++) {
assert.strictEqual(b[i], c[i]);
}
// copy c into b, without specifying sourceEnd
b.fill(++cntr);
c.fill(++cntr);
var copied = c.copy(b, 0, 0);
console.log('copied %d bytes from c into b w/o sourceEnd', copied);
assert.strictEqual(c.length, copied);
for (var i = 0; i < c.length; i++) {
assert.strictEqual(c[i], b[i]);
}
// copy c into b, without specifying sourceStart
b.fill(++cntr);
c.fill(++cntr);
var copied = c.copy(b, 0);
console.log('copied %d bytes from c into b w/o sourceStart', copied);
assert.strictEqual(c.length, copied);
for (var i = 0; i < c.length; i++) {
assert.strictEqual(c[i], b[i]);
}
// copy longer buffer b to shorter c without targetStart
b.fill(++cntr);
c.fill(++cntr);
var copied = b.copy(c);
console.log('copied %d bytes from b into c w/o targetStart', copied);
assert.strictEqual(c.length, copied);
for (var i = 0; i < c.length; i++) {
assert.strictEqual(b[i], c[i]);
}
// copy starting near end of b to c
b.fill(++cntr);
c.fill(++cntr);
var copied = b.copy(c, 0, b.length - Math.floor(c.length / 2));
console.log('copied %d bytes from end of b into beginning of c', copied);
assert.strictEqual(Math.floor(c.length / 2), copied);
for (var i = 0; i < Math.floor(c.length / 2); i++) {
assert.strictEqual(b[b.length - Math.floor(c.length / 2) + i], c[i]);
}
for (var i = Math.floor(c.length /2) + 1; i < c.length; i++) {
assert.strictEqual(c[c.length-1], c[i]);
}
// try to copy 513 bytes, and check we don't overrun c
b.fill(++cntr);
c.fill(++cntr);
var copied = b.copy(c, 0, 0, 513);
console.log('copied %d bytes from b trying to overrun c', copied);
assert.strictEqual(c.length, copied);
for (var i = 0; i < c.length; i++) {
assert.strictEqual(b[i], c[i]);
}
// copy 768 bytes from b into b
b.fill(++cntr);
b.fill(++cntr, 256);
var copied = b.copy(b, 0, 256, 1024);
console.log('copied %d bytes from b into b', copied);
assert.strictEqual(768, copied);
for (var i = 0; i < b.length; i++) {
assert.strictEqual(cntr, b[i]);
}
// copy string longer than buffer length (failure will segfault)
var bb = new Buffer(10);
bb.fill('hello crazy world');
var caught_error = null;
// try to copy from before the beginning of b
caught_error = null;
try {
var copied = b.copy(c, 0, 100, 10);
} catch (err) {
caught_error = err;
}
// copy throws at negative sourceStart
assert.throws(function() {
Buffer(5).copy(Buffer(5), 0, -1);
}, RangeError);
// check sourceEnd resets to targetEnd if former is greater than the latter
b.fill(++cntr);
c.fill(++cntr);
var copied = b.copy(c, 0, 0, 1025);
console.log('copied %d bytes from b into c', copied);
for (var i = 0; i < c.length; i++) {
assert.strictEqual(b[i], c[i]);
}
// throw with negative sourceEnd
console.log('test copy at negative sourceEnd');
assert.throws(function() {
b.copy(c, 0, 0, -1);
}, RangeError);
// when sourceStart is greater than sourceEnd, zero copied
assert.equal(b.copy(c, 0, 100, 10), 0);
// when targetStart > targetLength, zero copied
assert.equal(b.copy(c, 512, 0, 10), 0);
var caught_error;
// invalid encoding for Buffer.toString
caught_error = null;
try {
var copied = b.toString('invalid');
} catch (err) {
caught_error = err;
}
assert.strictEqual('Unknown encoding: invalid', caught_error.message);
// invalid encoding for Buffer.write
caught_error = null;
try {
var copied = b.write('test string', 0, 5, 'invalid');
} catch (err) {
caught_error = err;
}
assert.strictEqual('Unknown encoding: invalid', caught_error.message);
// try to create 0-length buffers
new Buffer('');
new Buffer('', 'ascii');
new Buffer('', 'binary');
new Buffer(0);
// try to write a 0-length string beyond the end of b
assert.throws(function() {
b.write('', 2048);
}, RangeError);
// throw when writing to negative offset
assert.throws(function() {
b.write('a', -1);
}, RangeError);
// throw when writing past bounds from the pool
assert.throws(function() {
b.write('a', 2048);
}, RangeError);
// throw when writing to negative offset
assert.throws(function() {
b.write('a', -1);
}, RangeError);
// try to copy 0 bytes worth of data into an empty buffer
b.copy(new Buffer(0), 0, 0, 0);
// try to copy 0 bytes past the end of the target buffer
b.copy(new Buffer(0), 1, 1, 1);
b.copy(new Buffer(1), 1, 1, 1);
// try to copy 0 bytes from past the end of the source buffer
b.copy(new Buffer(1), 0, 2048, 2048);
// try to toString() a 0-length slice of a buffer, both within and without the
// valid buffer range
assert.equal(new Buffer('abc').toString('ascii', 0, 0), '');
assert.equal(new Buffer('abc').toString('ascii', -100, -100), '');
assert.equal(new Buffer('abc').toString('ascii', 100, 100), '');
// try toString() with a object as a encoding
assert.equal(new Buffer('abc').toString({toString: function() {
return 'ascii';
}}), 'abc');
// testing for smart defaults and ability to pass string values as offset
var writeTest = new Buffer('abcdes');
writeTest.write('n', 'ascii');
writeTest.write('o', 'ascii', '1');
writeTest.write('d', '2', 'ascii');
writeTest.write('e', 3, 'ascii');
writeTest.write('j', 'ascii', 4);
assert.equal(writeTest.toString(), 'nodejs');
var asciiString = 'hello world';
var offset = 100;
for (var j = 0; j < 500; j++) {
for (var i = 0; i < asciiString.length; i++) {
b[i] = asciiString.charCodeAt(i);
}
var asciiSlice = b.toString('ascii', 0, asciiString.length);
assert.equal(asciiString, asciiSlice);
var written = b.write(asciiString, offset, 'ascii');
assert.equal(asciiString.length, written);
var asciiSlice = b.toString('ascii', offset, offset + asciiString.length);
assert.equal(asciiString, asciiSlice);
var sliceA = b.slice(offset, offset + asciiString.length);
var sliceB = b.slice(offset, offset + asciiString.length);
for (var i = 0; i < asciiString.length; i++) {
assert.equal(sliceA[i], sliceB[i]);
}
// TODO utf8 slice tests
}
for (var j = 0; j < 100; j++) {
var slice = b.slice(100, 150);
assert.equal(50, slice.length);
for (var i = 0; i < 50; i++) {
assert.equal(b[100 + i], slice[i]);
}
}
// make sure only top level parent propagates from allocPool
var b = new Buffer(5);
var c = b.slice(0, 4);
var d = c.slice(0, 2);
assert.equal(b.parent, c.parent);
assert.equal(b.parent, d.parent);
// also from a non-pooled instance
var b = new SlowBuffer(5);
var c = b.slice(0, 4);
var d = c.slice(0, 2);
assert.equal(b, c.parent);
assert.equal(b, d.parent);
// Bug regression test
var testValue = '\u00F6\u65E5\u672C\u8A9E'; // ö日本語
var buffer = new Buffer(32);
var size = buffer.write(testValue, 0, 'utf8');
console.log('bytes written to buffer: ' + size);
var slice = buffer.toString('utf8', 0, size);
assert.equal(slice, testValue);
// Test triple slice
var a = new Buffer(8);
for (var i = 0; i < 8; i++) a[i] = i;
var b = a.slice(4, 8);
assert.equal(4, b[0]);
assert.equal(5, b[1]);
assert.equal(6, b[2]);
assert.equal(7, b[3]);
var c = b.slice(2, 4);
assert.equal(6, c[0]);
assert.equal(7, c[1]);
var d = new Buffer([23, 42, 255]);
assert.equal(d.length, 3);
assert.equal(d[0], 23);
assert.equal(d[1], 42);
assert.equal(d[2], 255);
assert.deepEqual(d, new Buffer(d));
var e = new Buffer('über');
console.error('uber: \'%s\'', e.toString());
assert.deepEqual(e, new Buffer([195, 188, 98, 101, 114]));
var f = new Buffer('über', 'ascii');
console.error('f.length: %d (should be 4)', f.length);
assert.deepEqual(f, new Buffer([252, 98, 101, 114]));
['ucs2', 'ucs-2', 'utf16le', 'utf-16le'].forEach(function(encoding) {
var f = new Buffer('über', encoding);
console.error('f.length: %d (should be 8)', f.length);
assert.deepEqual(f, new Buffer([252, 0, 98, 0, 101, 0, 114, 0]));
var f = new Buffer('привет', encoding);
console.error('f.length: %d (should be 12)', f.length);
assert.deepEqual(f, new Buffer([63, 4, 64, 4, 56, 4, 50, 4, 53, 4, 66, 4]));
assert.equal(f.toString(encoding), 'привет');
var f = new Buffer([0, 0, 0, 0, 0]);
assert.equal(f.length, 5);
var size = f.write('あいうえお', encoding);
console.error('bytes written to buffer: %d (should be 4)', size);
assert.equal(size, 4);
assert.deepEqual(f, new Buffer([0x42, 0x30, 0x44, 0x30, 0x00]));
});
var f = new Buffer('\uD83D\uDC4D', 'utf-16le'); // THUMBS UP SIGN (U+1F44D)
assert.equal(f.length, 4);
assert.deepEqual(f, new Buffer('3DD84DDC', 'hex'));
var arrayIsh = {0: 0, 1: 1, 2: 2, 3: 3, length: 4};
var g = new Buffer(arrayIsh);
assert.deepEqual(g, new Buffer([0, 1, 2, 3]));
var strArrayIsh = {0: '0', 1: '1', 2: '2', 3: '3', length: 4};
g = new Buffer(strArrayIsh);
assert.deepEqual(g, new Buffer([0, 1, 2, 3]));
//
// Test toString('base64')
//
assert.equal('TWFu', (new Buffer('Man')).toString('base64'));
// test that regular and URL-safe base64 both work
var expected = [0xff, 0xff, 0xbe, 0xff, 0xef, 0xbf, 0xfb, 0xef, 0xff];
assert.deepEqual(Buffer('//++/++/++//', 'base64'), Buffer(expected));
assert.deepEqual(Buffer('__--_--_--__', 'base64'), Buffer(expected));
// big example
var quote = 'Man is distinguished, not only by his reason, but by this ' +
'singular passion from other animals, which is a lust ' +
'of the mind, that by a perseverance of delight in the continued ' +
'and indefatigable generation of knowledge, exceeds the short ' +
'vehemence of any carnal pleasure.';
var expected = 'TWFuIGlzIGRpc3Rpbmd1aXNoZWQsIG5vdCBvbmx5IGJ5IGhpcyByZWFzb24s' +
'IGJ1dCBieSB0aGlzIHNpbmd1bGFyIHBhc3Npb24gZnJvbSBvdGhlciBhbmltY' +
'WxzLCB3aGljaCBpcyBhIGx1c3Qgb2YgdGhlIG1pbmQsIHRoYXQgYnkgYSBwZX' +
'JzZXZlcmFuY2Ugb2YgZGVsaWdodCBpbiB0aGUgY29udGludWVkIGFuZCBpbmR' +
'lZmF0aWdhYmxlIGdlbmVyYXRpb24gb2Yga25vd2xlZGdlLCBleGNlZWRzIHRo' +
'ZSBzaG9ydCB2ZWhlbWVuY2Ugb2YgYW55IGNhcm5hbCBwbGVhc3VyZS4=';
assert.equal(expected, (new Buffer(quote)).toString('base64'));
b = new Buffer(1024);
var bytesWritten = b.write(expected, 0, 'base64');
assert.equal(quote.length, bytesWritten);
assert.equal(quote, b.toString('ascii', 0, quote.length));
// check that the base64 decoder ignores whitespace
var expectedWhite = expected.slice(0, 60) + ' \n' +
expected.slice(60, 120) + ' \n' +
expected.slice(120, 180) + ' \n' +
expected.slice(180, 240) + ' \n' +
expected.slice(240, 300) + '\n' +
expected.slice(300, 360) + '\n';
b = new Buffer(1024);
bytesWritten = b.write(expectedWhite, 0, 'base64');
assert.equal(quote.length, bytesWritten);
assert.equal(quote, b.toString('ascii', 0, quote.length));
// check that the base64 decoder on the constructor works
// even in the presence of whitespace.
b = new Buffer(expectedWhite, 'base64');
assert.equal(quote.length, b.length);
assert.equal(quote, b.toString('ascii', 0, quote.length));
// check that the base64 decoder ignores illegal chars
var expectedIllegal = expected.slice(0, 60) + ' \x80' +
expected.slice(60, 120) + ' \xff' +
expected.slice(120, 180) + ' \x00' +
expected.slice(180, 240) + ' \x98' +
expected.slice(240, 300) + '\x03' +
expected.slice(300, 360);
b = new Buffer(expectedIllegal, 'base64');
assert.equal(quote.length, b.length);
assert.equal(quote, b.toString('ascii', 0, quote.length));
assert.equal(new Buffer('', 'base64').toString(), '');
assert.equal(new Buffer('K', 'base64').toString(), '');
// multiple-of-4 with padding
assert.equal(new Buffer('Kg==', 'base64').toString(), '*');
assert.equal(new Buffer('Kio=', 'base64').toString(), '**');
assert.equal(new Buffer('Kioq', 'base64').toString(), '***');
assert.equal(new Buffer('KioqKg==', 'base64').toString(), '****');
assert.equal(new Buffer('KioqKio=', 'base64').toString(), '*****');
assert.equal(new Buffer('KioqKioq', 'base64').toString(), '******');
assert.equal(new Buffer('KioqKioqKg==', 'base64').toString(), '*******');
assert.equal(new Buffer('KioqKioqKio=', 'base64').toString(), '********');
assert.equal(new Buffer('KioqKioqKioq', 'base64').toString(), '*********');
assert.equal(new Buffer('KioqKioqKioqKg==', 'base64').toString(),
'**********');
assert.equal(new Buffer('KioqKioqKioqKio=', 'base64').toString(),
'***********');
assert.equal(new Buffer('KioqKioqKioqKioq', 'base64').toString(),
'************');
assert.equal(new Buffer('KioqKioqKioqKioqKg==', 'base64').toString(),
'*************');
assert.equal(new Buffer('KioqKioqKioqKioqKio=', 'base64').toString(),
'**************');
assert.equal(new Buffer('KioqKioqKioqKioqKioq', 'base64').toString(),
'***************');
assert.equal(new Buffer('KioqKioqKioqKioqKioqKg==', 'base64').toString(),
'****************');
assert.equal(new Buffer('KioqKioqKioqKioqKioqKio=', 'base64').toString(),
'*****************');
assert.equal(new Buffer('KioqKioqKioqKioqKioqKioq', 'base64').toString(),
'******************');
assert.equal(new Buffer('KioqKioqKioqKioqKioqKioqKg==', 'base64').toString(),
'*******************');
assert.equal(new Buffer('KioqKioqKioqKioqKioqKioqKio=', 'base64').toString(),
'********************');
// no padding, not a multiple of 4
assert.equal(new Buffer('Kg', 'base64').toString(), '*');
assert.equal(new Buffer('Kio', 'base64').toString(), '**');
assert.equal(new Buffer('KioqKg', 'base64').toString(), '****');
assert.equal(new Buffer('KioqKio', 'base64').toString(), '*****');
assert.equal(new Buffer('KioqKioqKg', 'base64').toString(), '*******');
assert.equal(new Buffer('KioqKioqKio', 'base64').toString(), '********');
assert.equal(new Buffer('KioqKioqKioqKg', 'base64').toString(), '**********');
assert.equal(new Buffer('KioqKioqKioqKio', 'base64').toString(), '***********');
assert.equal(new Buffer('KioqKioqKioqKioqKg', 'base64').toString(),
'*************');
assert.equal(new Buffer('KioqKioqKioqKioqKio', 'base64').toString(),
'**************');
assert.equal(new Buffer('KioqKioqKioqKioqKioqKg', 'base64').toString(),
'****************');
assert.equal(new Buffer('KioqKioqKioqKioqKioqKio', 'base64').toString(),
'*****************');
assert.equal(new Buffer('KioqKioqKioqKioqKioqKioqKg', 'base64').toString(),
'*******************');
assert.equal(new Buffer('KioqKioqKioqKioqKioqKioqKio', 'base64').toString(),
'********************');
// handle padding graciously, multiple-of-4 or not
assert.equal(new Buffer('72INjkR5fchcxk9+VgdGPFJDxUBFR5/rMFsghgxADiw==',
'base64').length, 32);
assert.equal(new Buffer('72INjkR5fchcxk9+VgdGPFJDxUBFR5/rMFsghgxADiw=',
'base64').length, 32);
assert.equal(new Buffer('72INjkR5fchcxk9+VgdGPFJDxUBFR5/rMFsghgxADiw',
'base64').length, 32);
assert.equal(new Buffer('w69jACy6BgZmaFvv96HG6MYksWytuZu3T1FvGnulPg==',
'base64').length, 31);
assert.equal(new Buffer('w69jACy6BgZmaFvv96HG6MYksWytuZu3T1FvGnulPg=',
'base64').length, 31);
assert.equal(new Buffer('w69jACy6BgZmaFvv96HG6MYksWytuZu3T1FvGnulPg',
'base64').length, 31);
// This string encodes single '.' character in UTF-16
var dot = new Buffer('//4uAA==', 'base64');
assert.equal(dot[0], 0xff);
assert.equal(dot[1], 0xfe);
assert.equal(dot[2], 0x2e);
assert.equal(dot[3], 0x00);
assert.equal(dot.toString('base64'), '//4uAA==');
// Writing base64 at a position > 0 should not mangle the result.
//
// https://github.com/joyent/node/issues/402
var segments = ['TWFkbmVzcz8h', 'IFRoaXM=', 'IGlz', 'IG5vZGUuanMh'];
var buf = new Buffer(64);
var pos = 0;
for (var i = 0; i < segments.length; ++i) {
pos += b.write(segments[i], pos, 'base64');
}
assert.equal(b.toString('binary', 0, pos), 'Madness?! This is node.js!');
// Creating buffers larger than pool size.
var l = Buffer.poolSize + 5;
var s = '';
for (i = 0; i < l; i++) {
s += 'h';
}
var b = new Buffer(s);
for (i = 0; i < l; i++) {
assert.equal('h'.charCodeAt(0), b[i]);
}
var sb = b.toString();
assert.equal(sb.length, s.length);
assert.equal(sb, s);
// Single argument slice
b = new Buffer('abcde');
assert.equal('bcde', b.slice(1).toString());
// byte length
assert.equal(14, Buffer.byteLength('Il était tué'));
assert.equal(14, Buffer.byteLength('Il était tué', 'utf8'));
['ucs2', 'ucs-2', 'utf16le', 'utf-16le'].forEach(function(encoding) {
assert.equal(24, Buffer.byteLength('Il était tué', encoding));
});
assert.equal(12, Buffer.byteLength('Il était tué', 'ascii'));
assert.equal(12, Buffer.byteLength('Il était tué', 'binary'));
// slice(0,0).length === 0
assert.equal(0, Buffer('hello').slice(0, 0).length);
// test hex toString
console.log('Create hex string from buffer');
var hexb = new Buffer(256);
for (var i = 0; i < 256; i++) {
hexb[i] = i;
}
var hexStr = hexb.toString('hex');
assert.equal(hexStr,
'000102030405060708090a0b0c0d0e0f' +
'101112131415161718191a1b1c1d1e1f' +
'202122232425262728292a2b2c2d2e2f' +
'303132333435363738393a3b3c3d3e3f' +
'404142434445464748494a4b4c4d4e4f' +
'505152535455565758595a5b5c5d5e5f' +
'606162636465666768696a6b6c6d6e6f' +
'707172737475767778797a7b7c7d7e7f' +
'808182838485868788898a8b8c8d8e8f' +
'909192939495969798999a9b9c9d9e9f' +
'a0a1a2a3a4a5a6a7a8a9aaabacadaeaf' +
'b0b1b2b3b4b5b6b7b8b9babbbcbdbebf' +
'c0c1c2c3c4c5c6c7c8c9cacbcccdcecf' +
'd0d1d2d3d4d5d6d7d8d9dadbdcdddedf' +
'e0e1e2e3e4e5e6e7e8e9eaebecedeeef' +
'f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff');
console.log('Create buffer from hex string');
var hexb2 = new Buffer(hexStr, 'hex');
for (var i = 0; i < 256; i++) {
assert.equal(hexb2[i], hexb[i]);
}
// test an invalid slice end.
console.log('Try to slice off the end of the buffer');
var b = new Buffer([1, 2, 3, 4, 5]);
var b2 = b.toString('hex', 1, 10000);
var b3 = b.toString('hex', 1, 5);
var b4 = b.toString('hex', 1);
assert.equal(b2, b3);
assert.equal(b2, b4);
function buildBuffer(data) {
if (Array.isArray(data)) {
var buffer = new Buffer(data.length);
data.forEach(function(v, k) {
buffer[k] = v;
});
return buffer;
}
return null;
}
var x = buildBuffer([0x81, 0xa3, 0x66, 0x6f, 0x6f, 0xa3, 0x62, 0x61, 0x72]);
console.log(x.inspect());
assert.equal('<Buffer 81 a3 66 6f 6f a3 62 61 72>', x.inspect());
var z = x.slice(4);
console.log(z.inspect());
console.log(z.length);
assert.equal(5, z.length);
assert.equal(0x6f, z[0]);
assert.equal(0xa3, z[1]);
assert.equal(0x62, z[2]);
assert.equal(0x61, z[3]);
assert.equal(0x72, z[4]);
var z = x.slice(0);
console.log(z.inspect());
console.log(z.length);
assert.equal(z.length, x.length);
var z = x.slice(0, 4);
console.log(z.inspect());
console.log(z.length);
assert.equal(4, z.length);
assert.equal(0x81, z[0]);
assert.equal(0xa3, z[1]);
var z = x.slice(0, 9);
console.log(z.inspect());
console.log(z.length);
assert.equal(9, z.length);
var z = x.slice(1, 4);
console.log(z.inspect());
console.log(z.length);
assert.equal(3, z.length);
assert.equal(0xa3, z[0]);
var z = x.slice(2, 4);
console.log(z.inspect());
console.log(z.length);
assert.equal(2, z.length);
assert.equal(0x66, z[0]);
assert.equal(0x6f, z[1]);
assert.equal(0, Buffer('hello').slice(0, 0).length);
['ucs2', 'ucs-2', 'utf16le', 'utf-16le'].forEach(function(encoding) {
var b = new Buffer(10);
b.write('あいうえお', encoding);
assert.equal(b.toString(encoding), 'あいうえお');
});
// Binary encoding should write only one byte per character.
var b = Buffer([0xde, 0xad, 0xbe, 0xef]);
var s = String.fromCharCode(0xffff);
b.write(s, 0, 'binary');
assert.equal(0xff, b[0]);
assert.equal(0xad, b[1]);
assert.equal(0xbe, b[2]);
assert.equal(0xef, b[3]);
s = String.fromCharCode(0xaaee);
b.write(s, 0, 'binary');
assert.equal(0xee, b[0]);
assert.equal(0xad, b[1]);
assert.equal(0xbe, b[2]);
assert.equal(0xef, b[3]);
// #1210 Test UTF-8 string includes null character
var buf = new Buffer('\0');
assert.equal(buf.length, 1);
buf = new Buffer('\0\0');
assert.equal(buf.length, 2);
buf = new Buffer(2);
var written = buf.write(''); // 0byte
assert.equal(written, 0);
written = buf.write('\0'); // 1byte (v8 adds null terminator)
assert.equal(written, 1);
written = buf.write('a\0'); // 1byte * 2
assert.equal(written, 2);
written = buf.write('あ'); // 3bytes
assert.equal(written, 0);
written = buf.write('\0あ'); // 1byte + 3bytes
assert.equal(written, 1);
written = buf.write('\0\0あ'); // 1byte * 2 + 3bytes
assert.equal(written, 2);
buf = new Buffer(10);
written = buf.write('あいう'); // 3bytes * 3 (v8 adds null terminator)
assert.equal(written, 9);
written = buf.write('あいう\0'); // 3bytes * 3 + 1byte
assert.equal(written, 10);
// #243 Test write() with maxLength
var buf = new Buffer(4);
buf.fill(0xFF);
var written = buf.write('abcd', 1, 2, 'utf8');
console.log(buf);
assert.equal(written, 2);
assert.equal(buf[0], 0xFF);
assert.equal(buf[1], 0x61);
assert.equal(buf[2], 0x62);
assert.equal(buf[3], 0xFF);
buf.fill(0xFF);
written = buf.write('abcd', 1, 4);
console.log(buf);
assert.equal(written, 3);
assert.equal(buf[0], 0xFF);
assert.equal(buf[1], 0x61);
assert.equal(buf[2], 0x62);
assert.equal(buf[3], 0x63);
buf.fill(0xFF);
written = buf.write('abcd', 'utf8', 1, 2); // legacy style
console.log(buf);
assert.equal(written, 2);
assert.equal(buf[0], 0xFF);
assert.equal(buf[1], 0x61);
assert.equal(buf[2], 0x62);
assert.equal(buf[3], 0xFF);
buf.fill(0xFF);
written = buf.write('abcdef', 1, 2, 'hex');
console.log(buf);
assert.equal(written, 2);
assert.equal(buf[0], 0xFF);
assert.equal(buf[1], 0xAB);
assert.equal(buf[2], 0xCD);
assert.equal(buf[3], 0xFF);
['ucs2', 'ucs-2', 'utf16le', 'utf-16le'].forEach(function(encoding) {
buf.fill(0xFF);
written = buf.write('abcd', 0, 2, encoding);
console.log(buf);
assert.equal(written, 2);
assert.equal(buf[0], 0x61);
assert.equal(buf[1], 0x00);
assert.equal(buf[2], 0xFF);
assert.equal(buf[3], 0xFF);
});
// test offset returns are correct
var b = new Buffer(16);
assert.equal(4, b.writeUInt32LE(0, 0));
assert.equal(6, b.writeUInt16LE(0, 4));
assert.equal(7, b.writeUInt8(0, 6));
assert.equal(8, b.writeInt8(0, 7));
assert.equal(16, b.writeDoubleLE(0, 8));
// test unmatched surrogates not producing invalid utf8 output
// ef bf bd = utf-8 representation of unicode replacement character
// see https://codereview.chromium.org/121173009/
buf = new Buffer('ab\ud800cd', 'utf8');
assert.equal(buf[0], 0x61);
assert.equal(buf[1], 0x62);
assert.equal(buf[2], 0xef);
assert.equal(buf[3], 0xbf);
assert.equal(buf[4], 0xbd);
assert.equal(buf[5], 0x63);
assert.equal(buf[6], 0x64);
// test for buffer overrun
buf = new Buffer([0, 0, 0, 0, 0]); // length: 5
var sub = buf.slice(0, 4); // length: 4
written = sub.write('12345', 'binary');
assert.equal(written, 4);
assert.equal(buf[4], 0);
// Check for fractional length args, junk length args, etc.
// https://github.com/joyent/node/issues/1758
Buffer(3.3).toString(); // throws bad argument error in commit 43cb4ec
assert.equal(Buffer(-1).length, 0);
assert.equal(Buffer(NaN).length, 0);
assert.equal(Buffer(3.3).length, 3);
assert.equal(Buffer({length: 3.3}).length, 3);
assert.equal(Buffer({length: 'BAM'}).length, 0);
// Make sure that strings are not coerced to numbers.
assert.equal(Buffer('99').length, 2);
assert.equal(Buffer('13.37').length, 5);
// Ensure that the length argument is respected.
'ascii utf8 hex base64 binary'.split(' ').forEach(function(enc) {
assert.equal(Buffer(1).write('aaaaaa', 0, 1, enc), 1);
});
// Regression test, guard against buffer overrun in the base64 decoder.
var a = Buffer(3);
var b = Buffer('xxx');
a.write('aaaaaaaa', 'base64');
assert.equal(b.toString(), 'xxx');
// issue GH-3416
Buffer(Buffer(0), 0, 0);
[ 'hex',
'utf8',
'utf-8',
'ascii',
'binary',
'base64',
'ucs2',
'ucs-2',
'utf16le',
'utf-16le' ].forEach(function(enc) {
assert.equal(Buffer.isEncoding(enc), true);
});
[ 'utf9',
'utf-7',
'Unicode-FTW',
'new gnu gun' ].forEach(function(enc) {
assert.equal(Buffer.isEncoding(enc), false);
});
// GH-5110
(function () {
var buffer = new Buffer('test'),
string = JSON.stringify(buffer);
assert.equal(string, '{"type":"Buffer","data":[116,101,115,116]}');
assert.deepEqual(buffer, JSON.parse(string, function(key, value) {
return value && value.type === 'Buffer'
? new Buffer(value.data)
: value;
}));
})();
// issue GH-7849
(function() {
var buf = new Buffer('test');
var json = JSON.stringify(buf);
var obj = JSON.parse(json);
var copy = new Buffer(obj);
assert(buf.equals(copy));
})();
// issue GH-4331
assert.throws(function() {
new Buffer(0xFFFFFFFF);
}, RangeError);
assert.throws(function() {
new Buffer(0xFFFFFFFFF);
}, RangeError);
// attempt to overflow buffers, similar to previous bug in array buffers
assert.throws(function() {
var buf = new Buffer(8);
buf.readFloatLE(0xffffffff);
}, RangeError);
assert.throws(function() {
var buf = new Buffer(8);
buf.writeFloatLE(0.0, 0xffffffff);
}, RangeError);
assert.throws(function() {
var buf = new Buffer(8);
buf.readFloatLE(0xffffffff);
}, RangeError);
assert.throws(function() {
var buf = new Buffer(8);
buf.writeFloatLE(0.0, 0xffffffff);
}, RangeError);
// ensure negative values can't get past offset
assert.throws(function() {
var buf = new Buffer(8);
buf.readFloatLE(-1);
}, RangeError);
assert.throws(function() {
var buf = new Buffer(8);
buf.writeFloatLE(0.0, -1);
}, RangeError);
assert.throws(function() {
var buf = new Buffer(8);
buf.readFloatLE(-1);
}, RangeError);
assert.throws(function() {
var buf = new Buffer(8);
buf.writeFloatLE(0.0, -1);
}, RangeError);
// offset checks
var buf = new Buffer(0);
assert.throws(function() { buf.readUInt8(0); }, RangeError);
assert.throws(function() { buf.readInt8(0); }, RangeError);
var buf = new Buffer([0xFF]);
assert.equal(buf.readUInt8(0), 255);
assert.equal(buf.readInt8(0), -1);
[16, 32].forEach(function(bits) {
var buf = new Buffer(bits / 8 - 1);
assert.throws(function() { buf['readUInt' + bits + 'BE'](0); },
RangeError,
'readUInt' + bits + 'BE');
assert.throws(function() { buf['readUInt' + bits + 'LE'](0); },
RangeError,
'readUInt' + bits + 'LE');
assert.throws(function() { buf['readInt' + bits + 'BE'](0); },
RangeError,
'readInt' + bits + 'BE()');
assert.throws(function() { buf['readInt' + bits + 'LE'](0); },
RangeError,
'readInt' + bits + 'LE()');
});
[16, 32].forEach(function(bits) {
var buf = new Buffer([0xFF, 0xFF, 0xFF, 0xFF]);
assert.equal(buf['readUInt' + bits + 'BE'](0),
(0xFFFFFFFF >>> (32 - bits)));
assert.equal(buf['readUInt' + bits + 'LE'](0),
(0xFFFFFFFF >>> (32 - bits)));
assert.equal(buf['readInt' + bits + 'BE'](0),
(0xFFFFFFFF >> (32 - bits)));
assert.equal(buf['readInt' + bits + 'LE'](0),
(0xFFFFFFFF >> (32 - bits)));
});
// test for common read(U)IntLE/BE
(function() {
var buf = new Buffer([0x01, 0x02, 0x03, 0x04, 0x05, 0x06]);
assert.equal(buf.readUIntLE(0, 1), 0x01);
assert.equal(buf.readUIntBE(0, 1), 0x01);
assert.equal(buf.readUIntLE(0, 3), 0x030201);
assert.equal(buf.readUIntBE(0, 3), 0x010203);
assert.equal(buf.readUIntLE(0, 5), 0x0504030201);
assert.equal(buf.readUIntBE(0, 5), 0x0102030405);
assert.equal(buf.readUIntLE(0, 6), 0x060504030201);
assert.equal(buf.readUIntBE(0, 6), 0x010203040506);
assert.equal(buf.readIntLE(0, 1), 0x01);
assert.equal(buf.readIntBE(0, 1), 0x01);
assert.equal(buf.readIntLE(0, 3), 0x030201);
assert.equal(buf.readIntBE(0, 3), 0x010203);
assert.equal(buf.readIntLE(0, 5), 0x0504030201);
assert.equal(buf.readIntBE(0, 5), 0x0102030405);
assert.equal(buf.readIntLE(0, 6), 0x060504030201);
assert.equal(buf.readIntBE(0, 6), 0x010203040506);
})();
// test for common write(U)IntLE/BE
(function() {
var buf = new Buffer(3);
buf.writeUIntLE(0x123456, 0, 3);
assert.deepEqual(buf.toJSON().data, [0x56, 0x34, 0x12]);
assert.equal(buf.readUIntLE(0, 3), 0x123456);
buf = new Buffer(3);
buf.writeUIntBE(0x123456, 0, 3);
assert.deepEqual(buf.toJSON().data, [0x12, 0x34, 0x56]);
assert.equal(buf.readUIntBE(0, 3), 0x123456);
buf = new Buffer(3);
buf.writeIntLE(0x123456, 0, 3);
assert.deepEqual(buf.toJSON().data, [0x56, 0x34, 0x12]);
assert.equal(buf.readIntLE(0, 3), 0x123456);
buf = new Buffer(3);
buf.writeIntBE(0x123456, 0, 3);
assert.deepEqual(buf.toJSON().data, [0x12, 0x34, 0x56]);
assert.equal(buf.readIntBE(0, 3), 0x123456);
buf = new Buffer(3);
buf.writeIntLE(-0x123456, 0, 3);
assert.deepEqual(buf.toJSON().data, [0xaa, 0xcb, 0xed]);
assert.equal(buf.readIntLE(0, 3), -0x123456);
buf = new Buffer(3);
buf.writeIntBE(-0x123456, 0, 3);
assert.deepEqual(buf.toJSON().data, [0xed, 0xcb, 0xaa]);
assert.equal(buf.readIntBE(0, 3), -0x123456);
buf = new Buffer(5);
buf.writeUIntLE(0x1234567890, 0, 5);
assert.deepEqual(buf.toJSON().data, [0x90, 0x78, 0x56, 0x34, 0x12]);
assert.equal(buf.readUIntLE(0, 5), 0x1234567890);
buf = new Buffer(5);
buf.writeUIntBE(0x1234567890, 0, 5);
assert.deepEqual(buf.toJSON().data, [0x12, 0x34, 0x56, 0x78, 0x90]);
assert.equal(buf.readUIntBE(0, 5), 0x1234567890);
buf = new Buffer(5);
buf.writeIntLE(0x1234567890, 0, 5);
assert.deepEqual(buf.toJSON().data, [0x90, 0x78, 0x56, 0x34, 0x12]);
assert.equal(buf.readIntLE(0, 5), 0x1234567890);
buf = new Buffer(5);
buf.writeIntBE(0x1234567890, 0, 5);
assert.deepEqual(buf.toJSON().data, [0x12, 0x34, 0x56, 0x78, 0x90]);
assert.equal(buf.readIntBE(0, 5), 0x1234567890);
buf = new Buffer(5);
buf.writeIntLE(-0x1234567890, 0, 5);
assert.deepEqual(buf.toJSON().data, [0x70, 0x87, 0xa9, 0xcb, 0xed]);
assert.equal(buf.readIntLE(0, 5), -0x1234567890);
buf = new Buffer(5);
buf.writeIntBE(-0x1234567890, 0, 5);
assert.deepEqual(buf.toJSON().data, [0xed, 0xcb, 0xa9, 0x87, 0x70]);
assert.equal(buf.readIntBE(0, 5), -0x1234567890);
})();
// test Buffer slice
(function() {
var buf = new Buffer('0123456789');
assert.equal(buf.slice(-10, 10), '0123456789');
assert.equal(buf.slice(-20, 10), '0123456789');
assert.equal(buf.slice(-20, -10), '');
assert.equal(buf.slice(0, -1), '012345678');
assert.equal(buf.slice(2, -2), '234567');
assert.equal(buf.slice(0, 65536), '0123456789');
assert.equal(buf.slice(65536, 0), '');
for (var i = 0, s = buf.toString(); i < buf.length; ++i) {
assert.equal(buf.slice(-i), s.slice(-i));
assert.equal(buf.slice(0, -i), s.slice(0, -i));
}
// try to slice a zero length Buffer
// see https://github.com/joyent/node/issues/5881
SlowBuffer(0).slice(0, 1);
// make sure a zero length slice doesn't set the .parent attribute
assert.equal(Buffer(5).slice(0,0).parent, undefined);
// and make sure a proper slice does have a parent
assert.ok(typeof Buffer(5).slice(0, 5).parent === 'object');
})();
// Make sure byteLength properly checks for base64 padding
assert.equal(Buffer.byteLength('aaa=', 'base64'), 2);
assert.equal(Buffer.byteLength('aaaa==', 'base64'), 3);
// Regression test for #5482: should throw but not assert in C++ land.
assert.throws(function() {
Buffer('', 'buffer');
}, TypeError);
// Regression test for #6111. Constructing a buffer from another buffer
// should a) work, and b) not corrupt the source buffer.
(function() {
var a = [0];
for (var i = 0; i < 7; ++i) a = a.concat(a);
a = a.map(function(_, i) { return i });
var b = Buffer(a);
var c = Buffer(b);
assert.equal(b.length, a.length);
assert.equal(c.length, a.length);
for (var i = 0, k = a.length; i < k; ++i) {
assert.equal(a[i], i);
assert.equal(b[i], i);
assert.equal(c[i], i);
}
})();
assert.throws(function () {
new Buffer(smalloc.kMaxLength + 1);
}, RangeError);
assert.throws(function () {
new SlowBuffer(smalloc.kMaxLength + 1);
}, RangeError);
// Test truncation after decode
var crypto = require('crypto');
var b1 = new Buffer('YW55=======', 'base64');
var b2 = new Buffer('YW55', 'base64');
assert.equal(
crypto.createHash('sha1').update(b1).digest('hex'),
crypto.createHash('sha1').update(b2).digest('hex')
);
// Test Compare
var b = new Buffer(1).fill('a');
var c = new Buffer(1).fill('c');
var d = new Buffer(2).fill('aa');
assert.equal(b.compare(c), -1);
assert.equal(c.compare(d), 1);
assert.equal(d.compare(b), 1);
assert.equal(b.compare(d), -1);
assert.equal(Buffer.compare(b, c), -1);
assert.equal(Buffer.compare(c, d), 1);
assert.equal(Buffer.compare(d, b), 1);
assert.equal(Buffer.compare(b, d), -1);
assert.throws(function() {
var b = new Buffer(1);
Buffer.compare(b, 'abc');
});
assert.throws(function() {
var b = new Buffer(1);
Buffer.compare('abc', b);
});
assert.throws(function() {
var b = new Buffer(1);
b.compare('abc');
});
// Test Equals
var b = new Buffer(5).fill('abcdf');
var c = new Buffer(5).fill('abcdf');
var d = new Buffer(5).fill('abcde');
var e = new Buffer(6).fill('abcdef');
assert.ok(b.equals(c));
assert.ok(!c.equals(d));
assert.ok(!d.equals(e));
assert.throws(function() {
var b = new Buffer(1);
b.equals('abc');
});
|