unveil/lib/__tests__/getDirections.js

A React-based Reactive Presentation Framework

'use strict';

jest.dontMock('../getDirections');

var getDirections = require('../getDirections').default;
var fixture = require('../components/__tests__/fixtures/RoutesMap').default;

describe('GetDirections', function () {
  describe('directions', function () {
    var t = function t(name, state, level, direction, result) {
      return it(name, function () {
        var directions = getDirections(state, fixture());
        expect(directions[level][direction]).toEqual(result);
      });
    };

    var n = function n(name, state, level, result) {
      return t(name, state, level, 'next', result);
    };
    var p = function p(name, state, level, result) {
      return t(name, state, level, 'previous', result);
    };

    n('gets directions for 1st level with successor', [1], 0, [2]);
    p('gets directions for 1st level with predecessor', [1], 0, [0]);
    n('gets directions for 1st level without successor', [3, 0], 0, false);
    p('gets directions for 1st level without predecessor', [0, 0], 0, false);

    n('gets directions for 2nd level with successor', [3, 0], 1, [3, 1]);
    p('gets directions for 2nd level with predecessor', [3, 1], 1, [3, 0]);
    n('gets directions for 2nd level without successor', [2, 1], 1, false);
    p('gets directions for 2nd level without predecessor', [2, 0], 1, false);
  });
});
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