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'use strict';
const common = require('../common');
const fs = require('fs');
const assert = require('assert');
const fixtures = require('../common/fixtures');
const filepath = fixtures.path('x.txt');
const fd = fs.openSync(filepath, 'r');
const expected = 'xyz\n';
// Error must be thrown with string
assert.throws(
() => fs.read(fd, expected.length, 0, 'utf-8', common.mustNotCall()),
{
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError',
message: 'The "buffer" argument must be one of type Buffer, TypedArray, ' +
'or DataView. Received type number'
}
);
[true, null, undefined, () => {}, {}].forEach((value) => {
assert.throws(() => {
fs.read(value,
Buffer.allocUnsafe(expected.length),
0,
expected.length,
0,
common.mustNotCall());
}, {
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError',
message: 'The "fd" argument must be of type number. ' +
`Received type ${typeof value}`
});
});
assert.throws(() => {
fs.read(fd,
Buffer.allocUnsafe(expected.length),
-1,
expected.length,
0,
common.mustNotCall());
}, {
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: 'The value of "offset" is out of range. It must be >= 0 && <= 4. ' +
'Received -1'
});
assert.throws(() => {
fs.read(fd,
Buffer.allocUnsafe(expected.length),
0,
-1,
0,
common.mustNotCall());
}, {
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: 'The value of "length" is out of range. ' +
'It must be >= 0 && <= 4. Received -1'
});
assert.throws(
() => fs.readSync(fd, expected.length, 0, 'utf-8'),
{
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError',
message: 'The "buffer" argument must be one of type Buffer, TypedArray, ' +
'or DataView. Received type number'
}
);
[true, null, undefined, () => {}, {}].forEach((value) => {
assert.throws(() => {
fs.readSync(value,
Buffer.allocUnsafe(expected.length),
0,
expected.length,
0);
}, {
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError',
message: 'The "fd" argument must be of type number. ' +
`Received type ${typeof value}`
});
});
assert.throws(() => {
fs.readSync(fd,
Buffer.allocUnsafe(expected.length),
-1,
expected.length,
0);
}, {
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: 'The value of "offset" is out of range. ' +
'It must be >= 0 && <= 4. Received -1'
});
assert.throws(() => {
fs.readSync(fd,
Buffer.allocUnsafe(expected.length),
0,
-1,
0);
}, {
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: 'The value of "length" is out of range. ' +
'It must be >= 0 && <= 4. Received -1'
});
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