2016-08-23 14:16:45 -07:00
|
|
|
'use strict';
|
|
|
|
|
2019-12-25 18:02:16 +01:00
|
|
|
require('../common');
|
2016-08-23 14:16:45 -07:00
|
|
|
const assert = require('assert');
|
|
|
|
|
|
|
|
const b = Buffer.alloc(1, 'a');
|
|
|
|
const c = Buffer.alloc(1, 'c');
|
|
|
|
const d = Buffer.alloc(2, 'aa');
|
2016-12-10 22:28:37 +01:00
|
|
|
const e = new Uint8Array([ 0x61, 0x61 ]); // ASCII 'aa', same as d
|
2016-08-23 14:16:45 -07:00
|
|
|
|
|
|
|
assert.strictEqual(b.compare(c), -1);
|
|
|
|
assert.strictEqual(c.compare(d), 1);
|
|
|
|
assert.strictEqual(d.compare(b), 1);
|
2016-12-10 22:28:37 +01:00
|
|
|
assert.strictEqual(d.compare(e), 0);
|
2016-08-23 14:16:45 -07:00
|
|
|
assert.strictEqual(b.compare(d), -1);
|
|
|
|
assert.strictEqual(b.compare(b), 0);
|
|
|
|
|
|
|
|
assert.strictEqual(Buffer.compare(b, c), -1);
|
|
|
|
assert.strictEqual(Buffer.compare(c, d), 1);
|
|
|
|
assert.strictEqual(Buffer.compare(d, b), 1);
|
|
|
|
assert.strictEqual(Buffer.compare(b, d), -1);
|
|
|
|
assert.strictEqual(Buffer.compare(c, c), 0);
|
2016-12-10 22:28:37 +01:00
|
|
|
assert.strictEqual(Buffer.compare(e, e), 0);
|
|
|
|
assert.strictEqual(Buffer.compare(d, e), 0);
|
|
|
|
assert.strictEqual(Buffer.compare(d, b), 1);
|
2016-08-23 14:16:45 -07:00
|
|
|
|
|
|
|
assert.strictEqual(Buffer.compare(Buffer.alloc(0), Buffer.alloc(0)), 0);
|
|
|
|
assert.strictEqual(Buffer.compare(Buffer.alloc(0), Buffer.alloc(1)), -1);
|
|
|
|
assert.strictEqual(Buffer.compare(Buffer.alloc(1), Buffer.alloc(0)), 1);
|
|
|
|
|
2018-03-19 13:33:46 +01:00
|
|
|
assert.throws(() => Buffer.compare(Buffer.alloc(1), 'abc'), {
|
2017-07-25 10:37:08 -07:00
|
|
|
code: 'ERR_INVALID_ARG_TYPE',
|
2019-09-23 08:17:25 +02:00
|
|
|
message: 'The "buf2" argument must be an instance of Buffer or Uint8Array. ' +
|
|
|
|
"Received type string ('abc')"
|
2018-03-19 13:33:46 +01:00
|
|
|
});
|
|
|
|
assert.throws(() => Buffer.compare('abc', Buffer.alloc(1)), {
|
|
|
|
code: 'ERR_INVALID_ARG_TYPE',
|
2019-09-23 08:17:25 +02:00
|
|
|
message: 'The "buf1" argument must be an instance of Buffer or Uint8Array. ' +
|
|
|
|
"Received type string ('abc')"
|
2018-03-19 13:33:46 +01:00
|
|
|
});
|
2017-06-28 23:58:39 -04:00
|
|
|
|
2019-12-25 18:02:16 +01:00
|
|
|
assert.throws(() => Buffer.alloc(1).compare('abc'), {
|
2017-07-25 10:37:08 -07:00
|
|
|
code: 'ERR_INVALID_ARG_TYPE',
|
2019-12-25 18:02:16 +01:00
|
|
|
name: 'TypeError',
|
2019-09-23 08:17:25 +02:00
|
|
|
message: 'The "target" argument must be an instance of ' +
|
|
|
|
"Buffer or Uint8Array. Received type string ('abc')"
|
2017-12-06 13:40:46 +05:30
|
|
|
});
|