/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
import {asapScheduler, Observable, throwError} from 'rxjs';

import {asyncTest} from '../test-util';

describe('Observable.throw', () => {
  let log: any[];
  const constructorZone1: Zone = Zone.current.fork({name: 'Constructor Zone1'});
  const subscriptionZone: Zone = Zone.current.fork({name: 'Subscription Zone'});
  let observable1: Observable<any>;

  beforeEach(() => {
    log = [];
  });

  it('throw func callback should run in the correct zone', () => {
    let error = new Error('test');
    observable1 = constructorZone1.run(() => {
      return throwError(error);
    });

    subscriptionZone.run(() => {
      observable1.subscribe(
        (result: any) => {
          fail('should not call next');
        },
        (error: any) => {
          log.push(error);
          expect(Zone.current.name).toEqual(subscriptionZone.name);
        },
        () => {
          fail('should not call complete');
        },
      );
    });

    expect(log).toEqual([error]);
  });

  it(
    'throw func callback should run in the correct zone with scheduler',
    asyncTest((done: any) => {
      const constructorZone1: Zone = Zone.current.fork({name: 'Constructor Zone1'});
      const subscriptionZone: Zone = Zone.current.fork({name: 'Subscription Zone'});
      let error = new Error('test');
      observable1 = constructorZone1.run(() => {
        return throwError(error, asapScheduler);
      });

      subscriptionZone.run(() => {
        observable1.subscribe(
          (result: any) => {
            fail('should not call next');
          },
          (error: any) => {
            log.push(error);
            expect(Zone.current.name).toEqual(subscriptionZone.name);
            expect(log).toEqual([error]);
            done();
          },
          () => {
            fail('should not call complete');
          },
        );
      });

      expect(log).toEqual([]);
    }, Zone.root),
  );
});
