/
multi-param.test.js
270 lines (239 loc) · 8.74 KB
/
multi-param.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
'use strict'
/* eslint-env mocha */
const assert = require('assert')
const path = require('path')
const crypto = require('crypto')
const os = require('os')
const fs = require('../..')
const SIZE = 1000
describe('fs.read()', () => {
let TEST_FILE
let TEST_DATA
let TEST_FD
beforeEach(() => {
TEST_FILE = path.join(os.tmpdir(), 'fs-extra', 'read-test-file')
TEST_DATA = crypto.randomBytes(SIZE)
fs.writeFileSync(TEST_FILE, TEST_DATA)
TEST_FD = fs.openSync(TEST_FILE, 'r')
})
afterEach(() => {
return fs.close(TEST_FD)
.then(() => fs.remove(TEST_FILE))
})
describe('with promises', () => {
it('returns an object', () => {
return fs.read(TEST_FD, Buffer.alloc(SIZE), 0, SIZE, 0)
.then(results => {
const bytesRead = results.bytesRead
const buffer = results.buffer
assert.strictEqual(bytesRead, SIZE, 'bytesRead is correct')
assert(buffer.equals(TEST_DATA), 'data is correct')
})
})
it('returns an object when position is not set', () => {
return fs.read(TEST_FD, Buffer.alloc(SIZE), 0, SIZE)
.then(results => {
const bytesRead = results.bytesRead
const buffer = results.buffer
assert.strictEqual(bytesRead, SIZE, 'bytesRead is correct')
assert(buffer.equals(TEST_DATA), 'data is correct')
})
})
})
describe('with callbacks', () => {
it('works', done => {
fs.read(TEST_FD, Buffer.alloc(SIZE), 0, SIZE, 0, (err, bytesRead, buffer) => {
assert.ifError(err)
assert.strictEqual(bytesRead, SIZE, 'bytesRead is correct')
assert(buffer.equals(TEST_DATA), 'data is correct')
done()
})
})
it('works when position is null', done => {
fs.read(TEST_FD, Buffer.alloc(SIZE), 0, SIZE, null, (err, bytesRead, buffer) => {
assert.ifError(err)
assert.strictEqual(bytesRead, SIZE, 'bytesRead is correct')
assert(buffer.equals(TEST_DATA), 'data is correct')
done()
})
})
})
})
describe('fs.write()', () => {
let TEST_FILE
let TEST_DATA
let TEST_FD
beforeEach(() => {
TEST_FILE = path.join(os.tmpdir(), 'fs-extra', 'write-test-file')
TEST_DATA = crypto.randomBytes(SIZE)
fs.ensureDirSync(path.dirname(TEST_FILE))
TEST_FD = fs.openSync(TEST_FILE, 'w')
})
afterEach(() => {
return fs.close(TEST_FD)
.then(() => fs.remove(TEST_FILE))
})
describe('with promises', () => {
it('returns an object', () => {
return fs.write(TEST_FD, TEST_DATA, 0, SIZE, 0)
.then(results => {
const bytesWritten = results.bytesWritten
const buffer = results.buffer
assert.strictEqual(bytesWritten, SIZE, 'bytesWritten is correct')
assert(buffer.equals(TEST_DATA), 'data is correct')
})
})
it('returns an object when minimal arguments are passed', () => {
return fs.write(TEST_FD, TEST_DATA)
.then(results => {
const bytesWritten = results.bytesWritten
const buffer = results.buffer
assert.strictEqual(bytesWritten, SIZE, 'bytesWritten is correct')
assert(buffer.equals(TEST_DATA), 'data is correct')
})
})
it('returns an object when writing a string', () => {
const message = 'Hello World!'
return fs.write(TEST_FD, message)
.then(results => {
const bytesWritten = results.bytesWritten
const buffer = results.buffer
assert.strictEqual(bytesWritten, message.length, 'bytesWritten is correct')
assert.strictEqual(buffer, message, 'data is correct')
})
})
})
describe('with callbacks', () => {
it('works', done => {
fs.write(TEST_FD, TEST_DATA, 0, SIZE, 0, (err, bytesWritten, buffer) => {
assert.ifError(err)
assert.strictEqual(bytesWritten, SIZE, 'bytesWritten is correct')
assert(buffer.equals(TEST_DATA), 'data is correct')
done()
})
})
it('works when minimal arguments are passed', done => {
fs.write(TEST_FD, TEST_DATA, (err, bytesWritten, buffer) => {
assert.ifError(err)
assert.strictEqual(bytesWritten, SIZE, 'bytesWritten is correct')
assert(buffer.equals(TEST_DATA), 'data is correct')
done()
})
})
it('works when writing a string', done => {
const message = 'Hello World!'
return fs.write(TEST_FD, message, (err, bytesWritten, buffer) => {
assert.ifError(err)
assert.strictEqual(bytesWritten, message.length, 'bytesWritten is correct')
assert.strictEqual(buffer, message, 'data is correct')
done()
})
})
})
})
describe('fs.readv()', () => {
let TEST_FILE
let TEST_DATA
let TEST_FD
beforeEach(() => {
TEST_FILE = path.join(os.tmpdir(), 'fs-extra', 'readv-test-file')
TEST_DATA = crypto.randomBytes(SIZE)
fs.writeFileSync(TEST_FILE, TEST_DATA)
TEST_FD = fs.openSync(TEST_FILE, 'r')
})
afterEach(() => {
return fs.close(TEST_FD)
.then(() => fs.remove(TEST_FILE))
})
describe('with promises', () => {
it('returns an object', () => {
const bufferArray = [Buffer.alloc(SIZE / 2), Buffer.alloc(SIZE / 2)]
return fs.readv(TEST_FD, bufferArray, 0)
.then(({ bytesRead, buffers }) => {
assert.strictEqual(bytesRead, SIZE, 'bytesRead is correct')
assert.deepStrictEqual(buffers, bufferArray, 'returned data matches mutated input param')
assert.deepStrictEqual(Buffer.concat(buffers), TEST_DATA, 'data is correct')
})
})
it('returns an object when minimal arguments are passed', () => {
const bufferArray = [Buffer.alloc(SIZE / 2), Buffer.alloc(SIZE / 2)]
return fs.readv(TEST_FD, bufferArray)
.then(({ bytesRead, buffers }) => {
assert.strictEqual(bytesRead, SIZE, 'bytesRead is correct')
assert.deepStrictEqual(buffers, bufferArray, 'returned data matches mutated input param')
assert.deepStrictEqual(Buffer.concat(buffers), TEST_DATA, 'data is correct')
})
})
})
describe('with callbacks', () => {
it('works', done => {
const bufferArray = [Buffer.alloc(SIZE / 2), Buffer.alloc(SIZE / 2)]
fs.readv(TEST_FD, bufferArray, 0, (err, bytesRead, buffers) => {
assert.ifError(err)
assert.strictEqual(bytesRead, SIZE, 'bytesRead is correct')
assert.deepStrictEqual(buffers, bufferArray, 'returned data matches mutated input param')
assert.deepStrictEqual(Buffer.concat(buffers), TEST_DATA, 'data is correct')
done()
})
})
it('works when minimal arguments are passed', done => {
const bufferArray = [Buffer.alloc(SIZE / 2), Buffer.alloc(SIZE / 2)]
fs.readv(TEST_FD, bufferArray, (err, bytesRead, buffers) => {
assert.ifError(err)
assert.strictEqual(bytesRead, SIZE, 'bytesRead is correct')
assert.deepStrictEqual(buffers, bufferArray, 'returned data matches mutated input param')
assert.deepStrictEqual(Buffer.concat(buffers), TEST_DATA, 'data is correct')
done()
})
})
})
})
describe('fs.writev()', () => {
let TEST_FILE
let TEST_DATA
let TEST_FD
beforeEach(() => {
TEST_FILE = path.join(os.tmpdir(), 'fs-extra', 'writev-test-file')
TEST_DATA = [crypto.randomBytes(SIZE / 2), crypto.randomBytes(SIZE / 2)]
fs.ensureDirSync(path.dirname(TEST_FILE))
TEST_FD = fs.openSync(TEST_FILE, 'w')
})
afterEach(() => {
return fs.close(TEST_FD)
.then(() => fs.remove(TEST_FILE))
})
describe('with promises', () => {
it('returns an object', () => {
return fs.writev(TEST_FD, TEST_DATA, 0)
.then(({ bytesWritten, buffers }) => {
assert.strictEqual(bytesWritten, SIZE, 'bytesWritten is correct')
assert.deepStrictEqual(buffers, TEST_DATA, 'data is correct')
})
})
it('returns an object when minimal arguments are passed', () => {
return fs.writev(TEST_FD, TEST_DATA)
.then(({ bytesWritten, buffers }) => {
assert.strictEqual(bytesWritten, SIZE, 'bytesWritten is correct')
assert.deepStrictEqual(buffers, TEST_DATA, 'data is correct')
})
})
})
describe('with callbacks', () => {
it('works', done => {
fs.writev(TEST_FD, TEST_DATA, 0, (err, bytesWritten, buffers) => {
assert.ifError(err)
assert.strictEqual(bytesWritten, SIZE, 'bytesWritten is correct')
assert.deepStrictEqual(buffers, TEST_DATA, 'data is correct')
done()
})
})
it('works when minimal arguments are passed', done => {
fs.writev(TEST_FD, TEST_DATA, (err, bytesWritten, buffers) => {
assert.ifError(err)
assert.strictEqual(bytesWritten, SIZE, 'bytesWritten is correct')
assert.deepStrictEqual(buffers, TEST_DATA, 'data is correct')
done()
})
})
})
})