huridocs/uwazi

import React from 'react';
import { shallow } from 'enzyme';
import { fromJS as Immutable } from 'immutable';
import { DocumentLanguage, mapStateToProps } from '../DocumentLanguage';

describe('DocumentLanguage', () => {
  let component;
  let props;

  beforeEach(() => {
    props = {
      doc: Immutable({
        type: 'entity',
        icon: { _id: 'icon', type: 'Icons' },
        title: 'doc title',
        template: 'templateId',
        creationDate: 123,
        snippets: [],
      }),
    };
  });

  const render = () => {
    component = shallow(<DocumentLanguage {...props} />);
  };

  it('should not show a language if doc is not a document-type entity is not present', () => {
    render();
    expect(component.getElements()[0]).toBe(null);
  });

  describe('When file matches current locale', () => {
    it('should not show a language', () => {
      props.locale = 'es';
      props.doc = props.doc.set('file', Immutable({ language: 'spa' }));

      render();

      expect(component.getElements()[0]).toBe(null);
    });
  });

  describe('When file does not match current locale', () => {
    it('should include language tag ISO639-1 if file language is a supported language', () => {
      props.locale = 'es';
      props.doc = props.doc.set('file', Immutable({ language: 'eng' }));

      render();

      expect(component.find('.item-type__documentLanguage').length).toBe(1);
      expect(component.find('.item-type__documentLanguage').text()).toBe('en');

      props.locale = 'es';
      props.doc = props.doc.set('file', Immutable({ language: 'por' }));

      render();

      expect(component.find('.item-type__documentLanguage').length).toBe(1);
      expect(component.find('.item-type__documentLanguage').text()).toBe('pt');
    });

    it('should include language tag in FRANC detection if file language is not supported language', () => {
      props.locale = 'es';
      props.doc = props.doc.set('file', Immutable({ language: 'not' }));

      render();

      expect(component.find('.item-type__documentLanguage').length).toBe(1);
      expect(component.find('.item-type__documentLanguage').text()).toBe('not');
    });

    it('should render OTHER if file language is undetected', () => {
      props.locale = 'es';
      props.doc = props.doc.set('file', Immutable({ language: 'other' }));

      render();

      expect(component.find('.item-type__documentLanguage').length).toBe(1);
      expect(component.find('.item-type__documentLanguage').text()).toBe('Other');
    });
  });

  describe('mapStateToProps', () => {
    let locale;

    beforeEach(() => {
      locale = 'lc';
    });

    it('should include locale', () => {
      expect(mapStateToProps({ locale })).toEqual({ locale });
    });
  });
});