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'use strict'
/* eslint-env mocha */
/* eslint no-proto: 0 */
var assert = require('assert')
var setPrototypeOf = require('..')
describe('setProtoOf(obj, proto)', function () {
it('should merge objects', function () {
var obj = { a: 1, b: 2 }
var proto = { b: 3, c: 4 }
var mergeObj = setPrototypeOf(obj, proto)
if (Object.getPrototypeOf) {
assert.strictEqual(Object.getPrototypeOf(obj), proto)
} else if ({ __proto__: [] } instanceof Array) {
assert.strictEqual(obj.__proto__, proto)
} else {
assert.strictEqual(obj.a, 1)
assert.strictEqual(obj.b, 2)
assert.strictEqual(obj.c, 4)
}
assert.strictEqual(mergeObj, obj)
})
})
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