This repository has been archived by the owner on Sep 22, 2021. It is now read-only.
/
test.js
240 lines (187 loc) · 4.53 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
var test = require('tape');
var context = require('audio-context')();
var Writable = require('./writable');
var Readable = require('./readable');
var Writer = require('./write');
var Reader = require('./read');
var AudioBuffer = require('audio-buffer');
var util = require('audio-buffer-utils');
var Generator = require('audio-generator');
var Generate = require('audio-generator/index.js')
var Speaker = require('audio-speaker');
var assert = require('assert');
var Sink = require('./sink');
var Source = require('./source');
var pull = require('pull-stream');
//TODO: make node tests
test('Writer', function (t) {
let frame = 1024;
let write = Writer(context.destination, {
samplesPerFrame: 1024
});
let generate = Generate(t => Math.sin(440 * t * Math.PI * 2));
let isStopped = 0;
setTimeout(() => {
isStopped = 1;
}, 500);
function gen (err) {
if (err) throw err;
if (isStopped) {
write(null);
t.end()
return;
}
let buf = generate(util.create(frame));
write(buf, gen);
}
gen();
});
test('Reader', function (t) {
let oscNode = context.createOscillator();
oscNode.type = 'sawtooth';
oscNode.frequency.value = 440;
oscNode.start();
let read = Reader(oscNode);
let count = 0;
read(function getData(err, buff) {
assert.notEqual(buff.getChannelData(0)[1], 0);
if (++count >= 5) {
read(null);
}
else {
read(getData);
}
});
setTimeout(() => {
assert.equal(count, 5);
t.end();
}, 200);
});
test('Write AudioBuffer', function (t) {
var stream = Writable(context.destination);
// stream.connect(context.destination);
var buf = new AudioBuffer(1024*8);
util.noise(buf);
stream.write(buf);
setTimeout(function () {
stream.end();
t.end();
}, 300);
});
test('Write Float32Array', function (t) {
var stream = Writable(context.destination);
var buf = new AudioBuffer(1024*8);
util.noise(buf);
stream.write(buf.getChannelData(0));
setTimeout(function () {
stream.end();
t.end();
}, 300);
});
test('Write Array', function (t) {
var stream = Writable(context.destination, {channels: 1});
var a = Array(1024).fill(0).map(function () {return Math.random()});
stream.write(a);
setTimeout(function () {
stream.end();
t.end();
}, 300);
});
test('Write ArrayBuffer', function (t) {
var stream = Writable(context.destination);
var buf = new AudioBuffer(1024*8);
util.noise(buf);
stream.write(buf.getChannelData(0).buffer);
setTimeout(function () {
stream.end();
t.end();
}, 300);
});
test('Write Buffer', function (t) {
var stream = Writable(context.destination);
var buf = new AudioBuffer(1024*8);
util.noise(buf);
buf = new Buffer(buf.getChannelData(0).buffer);
stream.write(buf);
setTimeout(function () {
stream.end();
t.end();
}, 300);
});
test('Writable stream', function (t) {
Generator(function (time) {
return Math.sin(Math.PI * 2 * 440 * time);
}, {duration: 0.5})
.pipe(Writable(context.destination))
.on('end', t.end)
});
test('Chain of sound processing', function (t) {
var panner = context.createStereoPanner();
panner.pan.value = -1;
var stream = Writable(panner);
Generator(function (time) {
return Math.sin(Math.PI * 2 * 220 * time);
}, {duration: 1})
.pipe(stream)
.on('end', t.end)
// stream.connect();
panner.connect(context.destination);
});
test('Delayed connection/start');
test('Readable stream', function (t) {
let oscNode = context.createOscillator();
oscNode.type = 'sawtooth';
oscNode.frequency.value = 440;
oscNode.start();
let count = 0;
let stream = Readable(oscNode).on('data', x => {
assert.notEqual(x.getChannelData(0)[1], 0);
if (++count >= 5) stream.end();
});
setTimeout(() => {
assert.equal(count, 5);
t.end();
}, 200);
});
test('Pull stream sink', function (t) {
let generate = Generate(Math.random);
let source = pull.infinite(generate);
let sink = Sink(context.destination);
pull(
source,
// pull.take(10),
sink
);
setTimeout(() => {
sink.abort();
t.end();
}, 200);
});
test('Pull stream source', function (t) {
let oscNode = context.createOscillator();
oscNode.type = 'sawtooth';
oscNode.frequency.value = 440;
oscNode.start();
let count = 0;
let stream = Source(oscNode);
pull(
stream,
pull.map(buf => {
assert.notEqual(buf.getChannelData(0)[1], 0);
if (++count >= 5) stream.abort();
return buf;
}),
pull.drain()
);
setTimeout(() => {
assert.equal(count, 5);
t.end();
}, 200);
});
// test('Readable stream processing', function () {
// let AppAudio = require('app-audio');
// let appAudio = AppAudio({
// source: 'sine',
// }).on('ready', () => {
// })
// });