shlinkio / shlink-web-client

import L from 'leaflet';

import marker2x from 'leaflet/dist/images/marker-icon-2x.png';

import marker from 'leaflet/dist/images/marker-icon.png';

import markerShadow from 'leaflet/dist/images/marker-shadow.png';

import { determineOrderDir, fixLeafletIcons, rangeOf } from '../../src/utils/utils';

describe('utils', () => {

  describe('determineOrderDir', () => {

    it('returns ASC when current order field and selected field are different', () => {

      expect(determineOrderDir('foo', 'bar')).toEqual('ASC');

      expect(determineOrderDir('bar', 'foo')).toEqual('ASC');

    });

    it('returns ASC when no current order dir is provided', () => {

      expect(determineOrderDir('foo', 'foo')).toEqual('ASC');

      expect(determineOrderDir('bar', 'bar')).toEqual('ASC');

    });

    it('returns DESC when current order field and selected field are equal and current order dir is ASC', () => {

      expect(determineOrderDir('foo', 'foo', 'ASC')).toEqual('DESC');

      expect(determineOrderDir('bar', 'bar', 'ASC')).toEqual('DESC');

    });

    it('returns undefined when current order field and selected field are equal and current order dir is DESC', () => {

      expect(determineOrderDir('foo', 'foo', 'DESC')).toBeUndefined();

      expect(determineOrderDir('bar', 'bar', 'DESC')).toBeUndefined();

    });

  });

  describe('fixLeafletIcons', () => {

    it('updates icons used by leaflet', () => {

      fixLeafletIcons();

      const { iconRetinaUrl, iconUrl, shadowUrl } = L.Icon.Default.prototype.options;

      expect(iconRetinaUrl).toEqual(marker2x);

      expect(iconUrl).toEqual(marker);

      expect(shadowUrl).toEqual(markerShadow);

    });

  });

  describe('rangeOf', () => {

    const func = (i) => `result_${i}`;

    const size = 5;

    it('builds a range of specified size invike provided function', () => {

      expect(rangeOf(size, func)).toEqual([

        'result_1',

        'result_2',

        'result_3',

        'result_4',

        'result_5',

      ]);

    });

    it('builds a range starting at provided pos', () => {

      const startAt = 3;

      expect(rangeOf(size, func, startAt)).toEqual([

        'result_3',

        'result_4',

        'result_5',

      ]);

    });

  });

});