Bones/node_modules/is-buffer/test/basic.js
SOUTHERNCO\x2mjbyrn 7efe7605b8 Template Upload
2017-05-17 13:45:25 -04:00

26 lines
982 B
JavaScript

var buffer = require('buffer')
var isBuffer = require('../')
var test = require('tape')
test('is-buffer', function (t) {
t.equal(isBuffer(new Buffer(4)), true, 'new Buffer(4)')
t.equal(isBuffer(buffer.SlowBuffer(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()
})