smartdrive/node_modules/inherits/test.js
2016-06-18 00:24:31 +02:00

26 lines
510 B
JavaScript

var inherits = require('./inherits.js')
var assert = require('assert')
function test(c) {
assert(c.constructor === Child)
assert(c.constructor.super_ === Parent)
assert(Object.getPrototypeOf(c) === Child.prototype)
assert(Object.getPrototypeOf(Object.getPrototypeOf(c)) === Parent.prototype)
assert(c instanceof Child)
assert(c instanceof Parent)
}
function Child() {
Parent.call(this)
test(this)
}
function Parent() {}
inherits(Child, Parent)
var c = new Child
test(c)
console.log('ok')