import * as registerSuite from 'intern!object';
import * as assert from 'intern/chai!assert';
import Symbol from '@dojo/shim/Symbol';
import { from as arrayFrom } from '@dojo/shim/array';

import IdentityRegistry from '../../src/IdentityRegistry';

class Value {}

const idSymbol = Symbol('id');
// Store the expected string due to <https://github.com/dojo/core/issues/170>.
const idSymbolString = idSymbol.toString();

registerSuite({
	name: 'IdentityRegistry',

	'#get': {
		'string id was not registered'() {
			const registry = new IdentityRegistry<Value>();
			assert.throws(
				() => registry.get('id'),
				Error,
				'Could not find a value for identity \'id\''
			);
		},

		'symbol id was not registered'() {
			const registry = new IdentityRegistry<Value>();
			assert.throws(
				() => registry.get(idSymbol),
				Error,

			assert.throws(() => {
				registry.register(Symbol('id2'), value);
			}, Error, 'The value has already been registered with a different identity (id1)');

				() => {
					registry.register(Symbol('id2'), value);
				},