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
|
// Flags: --expose-internals
'use strict';
require('../common');
const assert = require('assert');
const { E, SystemError, codes } = require('internal/errors');
assert.throws(
() => { new SystemError(); },
{
name: 'TypeError',
message: 'Cannot read property \'match\' of undefined'
}
);
E('ERR_TEST', 'custom message', SystemError);
const { ERR_TEST } = codes;
{
const ctx = {
code: 'ETEST',
message: 'code message',
syscall: 'syscall_test',
path: '/str',
dest: '/str2'
};
assert.throws(
() => { throw new ERR_TEST(ctx); },
{
code: 'ERR_TEST',
name: 'SystemError',
message: 'custom message: syscall_test returned ETEST (code message)' +
' /str => /str2',
info: ctx
}
);
}
{
const ctx = {
code: 'ETEST',
message: 'code message',
syscall: 'syscall_test',
path: Buffer.from('/buf'),
dest: '/str2'
};
assert.throws(
() => { throw new ERR_TEST(ctx); },
{
code: 'ERR_TEST',
name: 'SystemError',
message: 'custom message: syscall_test returned ETEST (code message)' +
' /buf => /str2',
info: ctx
}
);
}
{
const ctx = {
code: 'ETEST',
message: 'code message',
syscall: 'syscall_test',
path: Buffer.from('/buf'),
dest: Buffer.from('/buf2')
};
assert.throws(
() => { throw new ERR_TEST(ctx); },
{
code: 'ERR_TEST',
name: 'SystemError',
message: 'custom message: syscall_test returned ETEST (code message)' +
' /buf => /buf2',
info: ctx
}
);
}
{
const ctx = {
code: 'ERR',
errno: 123,
message: 'something happened',
syscall: 'syscall_test',
path: Buffer.from('a'),
dest: Buffer.from('b')
};
const err = new ERR_TEST(ctx);
assert.strictEqual(err.info, ctx);
assert.strictEqual(err.code, 'ERR_TEST');
err.code = 'test';
assert.strictEqual(err.code, 'test');
// Test legacy properties. These shouldn't be used anymore
// but let us make sure they still work
assert.strictEqual(err.errno, 123);
assert.strictEqual(err.syscall, 'syscall_test');
assert.strictEqual(err.path, 'a');
assert.strictEqual(err.dest, 'b');
// Make sure it's mutable
err.code = 'test';
err.errno = 321;
err.syscall = 'test';
err.path = 'path';
err.dest = 'path';
assert.strictEqual(err.errno, 321);
assert.strictEqual(err.syscall, 'test');
assert.strictEqual(err.path, 'path');
assert.strictEqual(err.dest, 'path');
}
{
const ctx = {
code: 'ERR_TEST',
message: 'Error occurred',
syscall: 'syscall_test'
};
assert.throws(
() => {
const err = new ERR_TEST(ctx);
err.name = 'Foobar';
throw err;
},
{
code: 'ERR_TEST',
name: 'Foobar',
message: 'custom message: syscall_test returned ERR_TEST ' +
'(Error occurred)',
info: ctx
}
);
}
|
