UNPKG

doevisualizations

Version:

Data Visualization Library based on RequireJS and D3.js (v4+)

25 lines (21 loc) • 958 B
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
var isBuffer = require('../') var test = require('tape') test('is-buffer', function (t) { t.equal(isBuffer(Buffer.alloc(4)), true, 'new Buffer(4)') t.equal(isBuffer(Buffer.allocUnsafeSlow(100)), true, 'SlowBuffer(100)') t.equal(isBuffer(undefined), false, 'undefined') t.equal(isBuffer(null), false, 'null') t.equal(isBuffer(''), false, 'empty string') t.equal(isBuffer(true), false, 'true') t.equal(isBuffer(false), false, 'false') t.equal(isBuffer(0), false, '0') t.equal(isBuffer(1), false, '1') t.equal(isBuffer(1.0), false, '1.0') t.equal(isBuffer('string'), false, 'string') t.equal(isBuffer({}), false, '{}') t.equal(isBuffer([]), false, '[]') t.equal(isBuffer(function foo () {}), false, 'function foo () {}') t.equal(isBuffer({ isBuffer: null }), false, '{ isBuffer: null }') t.equal(isBuffer({ isBuffer: function () { throw new Error() } }), false, '{ isBuffer: function () { throw new Error() } }') t.end() })