import { expect } from 'chai';
import { Container } from 'typedi';

import { OptionsMetadata } from './';

describe('Options Metadata', () => {
  const optionsMetadata = Container.get(OptionsMetadata);
  describe('App Options', () => {
    it('should contain default values if config files are not present', () => {
      expect(optionsMetadata.appOptions.bcrypt).to.be.false;
      expect(optionsMetadata.appOptions.templates).to.haveOwnProperty('cache');
      expect(optionsMetadata.appOptions.views).to.haveOwnProperty('path');
      expect(optionsMetadata.appOptions.port).to.equal(3000);
      expect(optionsMetadata.appOptions.args.length).to.equal(0);
      expect(Object.keys(optionsMetadata.appOptions.kwargs).length).to.equal(0);
      expect(optionsMetadata.appOptions.domain).to.equal('example.com');
      expect(optionsMetadata.appOptions.extension).to.equal('js');
      expect(optionsMetadata.appOptions.slack).to.be.false;
    });
  });

  describe('View Options', () => {
    it('should contain default values if config files are not present', () => {
      expect(optionsMetadata.templateOptions.enabled).to.be.true;
      expect(optionsMetadata.templateOptions.engine).to.equal('nunjucks');
      expect(optionsMetadata.templateOptions.cache).to.be.true;
      expect(optionsMetadata.templateOptions.watch).to.be.true;
      expect(optionsMetadata.templateOptions.staticDir).to.equal('static');
      expect(optionsMetadata.templateOptions.templateDir).to.equal('./templates');
    });
  });

  describe('Keyword Arguments', () => {
    describe('set', () => {
      it('should create new keyword argument without errors', () => {
        expect(optionsMetadata.set('hello', 'world')).to.haveOwnProperty('hello');
      });

      it('should successfully persist provided kwarg', () => {
        expect(optionsMetadata.get('hello')).to.equal('world');
      });
    });

    describe('remove', () => {
      it('should successfully set value to undefined if key exists', () => {
        expect((optionsMetadata.remove('hello') as any).hello).to.equal(undefined);
      });
    });

    describe('get', () => {
      it('should return undefined if requested kwarg does not exist', () => {
        expect(optionsMetadata.get('hello')).to.equal(undefined);
      });
    });
  });
});