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