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
|
'use strict';
if (self.importScripts) {
self.importScripts('/resources/testharness.js');
self.importScripts('../resources/test-utils.js');
self.importScripts('../resources/rs-test-templates.js');
}
// Run the readable stream test templates against readable streams created directly using the constructor
const theError = { name: 'boo!' };
const chunks = ['a', 'b'];
templatedRSEmpty('ReadableStream (empty)', () => {
return new ReadableStream();
});
templatedRSEmptyReader('ReadableStream (empty) reader', () => {
return streamAndDefaultReader(new ReadableStream());
});
templatedRSClosed('ReadableStream (closed via call in start)', () => {
return new ReadableStream({
start(c) {
c.close();
}
});
});
templatedRSClosedReader('ReadableStream reader (closed before getting reader)', () => {
let controller;
const stream = new ReadableStream({
start(c) {
controller = c;
}
});
controller.close();
const result = streamAndDefaultReader(stream);
return result;
});
templatedRSClosedReader('ReadableStream reader (closed after getting reader)', () => {
let controller;
const stream = new ReadableStream({
start(c) {
controller = c;
}
});
const result = streamAndDefaultReader(stream);
controller.close();
return result;
});
templatedRSClosed('ReadableStream (closed via cancel)', () => {
const stream = new ReadableStream();
stream.cancel();
return stream;
});
templatedRSClosedReader('ReadableStream reader (closed via cancel after getting reader)', () => {
const stream = new ReadableStream();
const result = streamAndDefaultReader(stream);
result.reader.cancel();
return result;
});
templatedRSErrored('ReadableStream (errored via call in start)', () => {
return new ReadableStream({
start(c) {
c.error(theError);
}
});
}, theError);
templatedRSErroredSyncOnly('ReadableStream (errored via call in start)', () => {
return new ReadableStream({
start(c) {
c.error(theError);
}
});
}, theError);
templatedRSErrored('ReadableStream (errored via returning a rejected promise in start)', () => {
return new ReadableStream({
start() {
return Promise.reject(theError);
}
});
}, theError);
templatedRSErroredReader('ReadableStream (errored via returning a rejected promise in start) reader', () => {
return streamAndDefaultReader(new ReadableStream({
start() {
return Promise.reject(theError);
}
}));
}, theError);
templatedRSErroredReader('ReadableStream reader (errored before getting reader)', () => {
let controller;
const stream = new ReadableStream({
start(c) {
controller = c;
}
});
controller.error(theError);
return streamAndDefaultReader(stream);
}, theError);
templatedRSErroredReader('ReadableStream reader (errored after getting reader)', () => {
let controller;
const result = streamAndDefaultReader(new ReadableStream({
start(c) {
controller = c;
}
}));
controller.error(theError);
return result;
}, theError);
templatedRSTwoChunksOpenReader('ReadableStream (two chunks enqueued, still open) reader', () => {
return streamAndDefaultReader(new ReadableStream({
start(c) {
c.enqueue(chunks[0]);
c.enqueue(chunks[1]);
}
}));
}, chunks);
templatedRSTwoChunksClosedReader('ReadableStream (two chunks enqueued, then closed) reader', () => {
let doClose;
const stream = new ReadableStream({
start(c) {
c.enqueue(chunks[0]);
c.enqueue(chunks[1]);
doClose = c.close.bind(c);
}
});
const result = streamAndDefaultReader(stream);
doClose();
return result;
}, chunks);
function streamAndDefaultReader(stream) {
return { stream, reader: stream.getReader() };
}
done();
|
