-
-
Notifications
You must be signed in to change notification settings - Fork 343
/
test.js
287 lines (267 loc) · 4.65 KB
/
test.js
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
import path from 'path';
import fs from 'fs';
import stream from 'stream';
import test from 'ava';
import readChunk from 'read-chunk';
import pify from 'pify';
import fileType from '.';
const check = (ext, name) => {
const file = path.join(__dirname, 'fixture', `${(name || 'fixture')}.${ext}`);
return fileType(readChunk.sync(file, 0, 4 + 4096)) || {};
};
const types = [
'jpg',
'png',
'gif',
'webp',
'flif',
'cr2',
'tif',
'bmp',
'jxr',
'psd',
'zip',
'tar',
'rar',
'gz',
'bz2',
'7z',
'dmg',
'mp4',
'mid',
'mkv',
'webm',
'mov',
'avi',
'wmv',
'mpg',
'mp2',
'mp3',
'm4a',
'oga',
'ogg',
'ogv',
'opus',
'flac',
'wav',
'spx',
'amr',
'pdf',
'epub',
'exe',
'swf',
'rtf',
'wasm',
'woff',
'woff2',
'eot',
'ttf',
'otf',
'ico',
'flv',
'ps',
'xz',
'sqlite',
'nes',
'crx',
'xpi',
'cab',
'deb',
'ar',
'rpm',
'Z',
'lz',
'msi',
'mxf',
'mts',
'blend',
'bpg',
'docx',
'pptx',
'xlsx',
'3gp',
'jp2',
'jpm',
'jpx',
'mj2',
'aif',
'qcp',
'odt',
'ods',
'odp',
'xml',
'mobi',
'heic',
'cur',
'ktx',
'ape',
'wv',
'wmv',
'wma',
'dcm',
'ics',
'glb',
'pcap',
'dsf',
'lnk',
'alias',
'voc'
];
// Define an entry here only if the fixture has a different
// name than `fixture` or if you want multiple fixtures
const names = {
'3gp': [
'fixture',
'fixture2'
],
woff2: [
'fixture',
'fixture-otto'
],
woff: [
'fixture',
'fixture-otto'
],
eot: [
'fixture',
'fixture-0x20001'
],
mov: [
'fixture',
'fixture-mjpeg',
'fixture-moov'
],
mp2: [
'fixture',
'fixture-mpa',
'fixture-faac-adts'
],
mp3: [
'fixture',
'fixture-offset1-id3',
'fixture-offset1',
'fixture-mp2l3',
'fixture-ffe3'
],
mp4: [
'fixture-imovie',
'fixture-isom',
'fixture-isomv2',
'fixture-mp4v2',
'fixture-m4v',
'fixture-dash',
'fixture-aac-adts'
],
tif: [
'fixture-big-endian',
'fixture-little-endian'
],
gz: [
'fixture.tar'
],
xz: [
'fixture.tar'
],
lz: [
'fixture.tar'
],
Z: [
'fixture.tar'
],
mkv: [
'fixture',
'fixture2'
],
mpg: [
'fixture',
'fixture2'
],
heic: [
'fixture-mif1',
'fixture-msf1',
'fixture-heic'
],
ape: [
'fixture-monkeysaudio'
],
mpc: [
'fixture-sv7',
'fixture-sv8'
],
pcap: [
'fixture-big-endian',
'fixture-little-endian'
],
tar: [
'fixture',
'fixture-v7'
]
};
const testFile = (t, type, name) => {
const {ext, mime} = check(type, name);
t.is(ext, type);
t.is(typeof mime, 'string');
};
const testFileFromStream = async (t, ext, name) => {
const file = path.join(__dirname, 'fixture', `${(name || 'fixture')}.${ext}`);
const readableStream = await fileType.stream(fs.createReadStream(file));
t.deepEqual(readableStream.fileType, fileType(readChunk.sync(file, 0, fileType.minimumBytes)));
};
const testStream = async (t, ext, name) => {
const file = path.join(__dirname, 'fixture', `${(name || 'fixture')}.${ext}`);
const readableStream = await fileType.stream(fs.createReadStream(file));
const fileStream = fs.createReadStream(file);
const loadEntireFile = async readable => {
const buffer = [];
readable.on('data', chunk => {
buffer.push(Buffer.from(chunk));
});
if (stream.finished) {
const finished = pify(stream.finished);
await finished(readable);
} else {
await new Promise(resolve => readable.on('end', resolve));
}
return Buffer.concat(buffer);
};
const [bufferA, bufferB] = await Promise.all([loadEntireFile(readableStream), loadEntireFile(fileStream)]);
t.true(bufferA.equals(bufferB));
};
let i = 0;
for (const type of types) {
if (Object.prototype.hasOwnProperty.call(names, type)) {
for (const name of names[type]) {
test(`${type} ${i++}`, testFile, type, name);
test(`.stream() method - same fileType - ${type} ${i++}`, testFileFromStream, type, name);
test(`.stream() method - identical streams - ${type} ${i++}`, testStream, type, name);
}
} else {
test(`${type} ${i++}`, testFile, type);
test(`.stream() method - same fileType - ${type} ${i++}`, testFileFromStream, type);
test(`.stream() method - identical streams - ${type} ${i++}`, testStream, type);
}
}
test('.stream() method - empty stream', async t => {
const emptyStream = fs.createReadStream('/dev/null');
await t.throwsAsync(
fileType.stream(emptyStream),
/Expected the `input` argument to be of type `Uint8Array` /
);
});
test('fileType.minimumBytes', t => {
t.true(fileType.minimumBytes > 4000);
});
test('validate the input argument type', t => {
t.throws(() => {
fileType('x');
}, /Expected the `input` argument to be of type `Uint8Array`/);
t.notThrows(() => {
fileType(Buffer.from('x'));
});
t.notThrows(() => {
fileType(new Uint8Array());
});
t.notThrows(() => {
fileType(new ArrayBuffer());
});
});