// File imported from https://bitbucket.org/arrowecommerce/arrow-app-checkout

import { DecimalPipe } from '@angular/common';
import { TestBed, async } from '@angular/core/testing';
import { ConfigService } from '@arrow/bom/config';
import { CartHandoverService, Utils } from '@arrow/bom/core';
import { of } from 'rxjs';
import { CurrencyConverterPipe } from './currency-converter.pipe';

describe('CurrencyConverterPipe', () => {
  let pipe: CurrencyConverterPipe;

  const configServiceSpyObj = jasmine.createSpyObj('ConfigService', ['getTarget']) as jasmine.SpyObj<ConfigService>;
  // configServiceSpyObj.getTarget.and.returnValue('myarrow');

  const utilsSpyObj = jasmine.createSpyObj('Utils', ['getCurrencySymbol'])  as jasmine.SpyObj<Utils>;  

  beforeEach(async(() => {
    TestBed.configureTestingModule({
      providers: [
            CurrencyConverterPipe,
            { provide: CartHandoverService, useValue: {} },
            { provide: ConfigService, useValue: configServiceSpyObj },
            { provide: Utils, useValue: utilsSpyObj },
            DecimalPipe
        ]
    }).compileComponents();

    pipe = TestBed.inject(CurrencyConverterPipe);
  }));

  it('create an instance', () => {
    expect(pipe).toBeTruthy();
  });

  describe('transform', () => {
    it('should convert 1 for currency AUD', () => {      
      utilsSpyObj.getCurrencySymbol.and.returnValue('AUD');
      
      pipe.transform(1, '1.2-4').subscribe((result) => {
          expect(result).toEqual('AUD1.00');
      });
    });

    // it('should convert 1 for currency AUD to 1.3195676040874926', () => {
    //   expect(pipe.transform(1, 'AUD')).toBe(of(1.3195676040874926));
    // });

    // it('should convert 1 for currency BRL to 3.130478337089907', () => {
    //   expect(pipe.transform(1, 'BRL')).toBe(of(3.130478337089907));
    // });

    // it('should convert 10 for currency BRL to 31.30478337089907', () => {
    //   expect(pipe.transform(10, 'BRL')).toBe(of(3.130478337089907 * 10));
    // });

    // it('should convert 10 for currency USD to 10', () => {
    //   expect(pipe.transform(10, 'USD')).toBe(of(10));
    // });

    // it('should convert 10 for currency BRL to 31.30478337089907 with multiple call', () => {
    //   expect(pipe.transform(1, 'AUD')).toBe(of(1.3195676040874926));
    //   expect(pipe.transform(10, 'BRL')).toBe(of(3.130478337089907 * 10));
    // });
  });
});