-
Notifications
You must be signed in to change notification settings - Fork 1.2k
/
Copy pathnode-tests.js
302 lines (285 loc) · 8.08 KB
/
node-tests.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
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
"use strict";
var Papa = require("../papaparse.js");
var fs = require('fs');
var assert = require('assert');
var longSampleRawCsv = fs.readFileSync(__dirname + '/long-sample.csv', 'utf8');
var utf8BomSampleRawCsv = fs.readFileSync(__dirname + '/utf-8-bom-sample.csv', 'utf8');
function assertLongSampleParsedCorrectly(parsedCsv) {
assert.equal(8, parsedCsv.data.length);
assert.deepEqual(parsedCsv.data[0], [
'Grant',
'Dyer',
'2013-11-23T02:30:31-08:00',
'2014-05-31T01:06:56-07:00',
'Magna Ut Associates',
'ljenkins'
]);
assert.deepEqual(parsedCsv.data[7], [
'Talon',
'Salinas',
'2015-01-31T09:19:02-08:00',
'2014-12-17T04:59:18-08:00',
'Aliquam Iaculis Incorporate',
]);
assert.deepEqual(parsedCsv.meta, {
"delimiter": ",",
"linebreak": "\n",
"aborted": false,
"truncated": false,
renamedHeaders: null,
"cursor": 1209
});
assert.equal(parsedCsv.errors.length, 0);
}
describe('PapaParse', function() {
it('synchronously parsed CSV should be correctly parsed', function() {
assertLongSampleParsedCorrectly(Papa.parse(longSampleRawCsv));
});
it('Pause and resume works (Regression Test for Bug #636)', function(done) {
this.timeout(30000);
var mod200Rows = [
["Etiam a dolor vitae est vestibulum","84","DEF"],
["Etiam a dolor vitae est vestibulum","84","DEF"],
["Lorem ipsum dolor sit","42","ABC"],
["Etiam a dolor vitae est vestibulum","84","DEF"],
["Etiam a dolor vitae est vestibulum","84"],
["Lorem ipsum dolor sit","42","ABC"],
["Etiam a dolor vitae est vestibulum","84","DEF"],
["Etiam a dolor vitae est vestibulum","84","DEF"],
["Lorem ipsum dolor sit","42","ABC"],
["Lorem ipsum dolor sit","42"]
];
var stepped = 0;
var dataRows = [];
Papa.parse(fs.createReadStream(__dirname + '/verylong-sample.csv'), {
step: function(results, parser) {
stepped++;
if (results)
{
parser.pause();
parser.resume();
if (results.data && stepped % 200 === 0) {
dataRows.push(results.data);
}
}
},
complete: function() {
assert.strictEqual(2001, stepped);
assert.deepEqual(mod200Rows, dataRows);
done();
}
});
});
it('asynchronously parsed CSV should be correctly parsed', function(done) {
Papa.parse(longSampleRawCsv, {
complete: function(parsedCsv) {
assertLongSampleParsedCorrectly(parsedCsv);
done();
},
});
});
it('asynchronously parsed streaming CSV should be correctly parsed', function(done) {
Papa.parse(fs.createReadStream(__dirname + '/long-sample.csv', 'utf8'), {
complete: function(parsedCsv) {
assertLongSampleParsedCorrectly(parsedCsv);
done();
},
});
});
it('reports the correct row number on FieldMismatch errors', function(done) {
Papa.parse(fs.createReadStream(__dirname + '/verylong-sample.csv'), {
header: true,
fastMode: true,
complete: function(parsedCsv) {
assert.deepEqual(parsedCsv.errors, [
{
"type": "FieldMismatch",
"code": "TooFewFields",
"message": "Too few fields: expected 3 fields but parsed 2",
"row": 498
},
{
"type": "FieldMismatch",
"code": "TooFewFields",
"message": "Too few fields: expected 3 fields but parsed 2",
"row": 998
},
{
"type": "FieldMismatch",
"code": "TooFewFields",
"message": "Too few fields: expected 3 fields but parsed 2",
"row": 1498
},
{
"type": "FieldMismatch",
"code": "TooFewFields",
"message": "Too few fields: expected 3 fields but parsed 2",
"row": 1998
}
]);
assert.strictEqual(2000, parsedCsv.data.length);
done();
},
});
});
it('piped streaming CSV should be correctly parsed', function(done) {
var data = [];
var readStream = fs.createReadStream(__dirname + '/long-sample.csv', 'utf8');
var csvStream = readStream.pipe(Papa.parse(Papa.NODE_STREAM_INPUT));
csvStream.on('data', function(item) {
data.push(item);
});
csvStream.on('end', function() {
assert.deepEqual(data[0], [
'Grant',
'Dyer',
'2013-11-23T02:30:31-08:00',
'2014-05-31T01:06:56-07:00',
'Magna Ut Associates',
'ljenkins'
]);
assert.deepEqual(data[7], [
'Talon',
'Salinas',
'2015-01-31T09:19:02-08:00',
'2014-12-17T04:59:18-08:00',
'Aliquam Iaculis Incorporate',
]);
done();
});
});
it('piped streaming CSV should be correctly parsed when header is true', function(done) {
var data = [];
var readStream = fs.createReadStream(__dirname + '/sample-header.csv', 'utf8');
var csvStream = readStream.pipe(Papa.parse(Papa.NODE_STREAM_INPUT, {header: true}));
csvStream.on('data', function(item) {
data.push(item);
});
csvStream.on('end', function() {
assert.deepEqual(data[0], { title: 'test title 01', name: 'test name 01' });
assert.deepEqual(data[1], { title: '', name: 'test name 02' });
done();
});
});
it('should support pausing and resuming on same tick when streaming', function(done) {
var rows = [];
Papa.parse(fs.createReadStream(__dirname + '/long-sample.csv', 'utf8'), {
chunk: function(results, parser) {
rows = rows.concat(results.data);
parser.pause();
parser.resume();
},
error: function(err) {
done(new Error(err));
},
complete: function() {
assert.deepEqual(rows[0], [
'Grant',
'Dyer',
'2013-11-23T02:30:31-08:00',
'2014-05-31T01:06:56-07:00',
'Magna Ut Associates',
'ljenkins'
]);
assert.deepEqual(rows[7], [
'Talon',
'Salinas',
'2015-01-31T09:19:02-08:00',
'2014-12-17T04:59:18-08:00',
'Aliquam Iaculis Incorporate',
]);
done();
}
});
});
it('should support pausing and resuming asynchronously when streaming', function(done) {
var rows = [];
Papa.parse(fs.createReadStream(__dirname + '/long-sample.csv', 'utf8'), {
chunk: function(results, parser) {
rows = rows.concat(results.data);
parser.pause();
setTimeout(function() {
parser.resume();
}, 200);
},
error: function(err) {
done(new Error(err));
},
complete: function() {
assert.deepEqual(rows[0], [
'Grant',
'Dyer',
'2013-11-23T02:30:31-08:00',
'2014-05-31T01:06:56-07:00',
'Magna Ut Associates',
'ljenkins'
]);
assert.deepEqual(rows[7], [
'Talon',
'Salinas',
'2015-01-31T09:19:02-08:00',
'2014-12-17T04:59:18-08:00',
'Aliquam Iaculis Incorporate',
]);
done();
}
});
});
it('handles errors in beforeFirstChunk', function(done) {
var expectedError = new Error('test');
Papa.parse(fs.createReadStream(__dirname + '/long-sample.csv', 'utf8'), {
beforeFirstChunk: function() {
throw expectedError;
},
error: function(err) {
assert.deepEqual(err, expectedError);
done();
}
});
});
it('handles errors in chunk', function(done) {
var expectedError = new Error('test');
Papa.parse(fs.createReadStream(__dirname + '/long-sample.csv', 'utf8'), {
chunk: function() {
throw expectedError;
},
error: function(err) {
assert.deepEqual(err, expectedError);
done();
}
});
});
it('handles errors in step', function(done) {
var expectedError = new Error('test');
Papa.parse(fs.createReadStream(__dirname + '/long-sample.csv', 'utf8'), {
step: function() {
throw expectedError;
},
error: function(err) {
assert.deepEqual(err, expectedError);
done();
}
});
});
it('handles utf-8 BOM encoded files', function(done) {
Papa.parse(utf8BomSampleRawCsv, {
header: true,
complete: function(parsedCsv) {
assert.deepEqual(parsedCsv.data[0], { A: 'X', B: 'Y', C: 'Z' });
done();
}
});
});
});