@salesforce/design-system-react/lib/components/tabs/__tests__/tabs.browser-test.js

Salesforce Lightning Design System for React

"use strict";

var _react = _interopRequireDefault(require("react"));

var _propTypes = _interopRequireDefault(require("prop-types"));

var _testUtils = _interopRequireDefault(require("react-dom/test-utils"));

var _chai = _interopRequireWildcard(require("chai"));

var _chaiEnzyme = _interopRequireDefault(require("chai-enzyme"));

var _classnames = _interopRequireDefault(require("classnames"));

var _tabs = _interopRequireDefault(require("../../tabs"));

var _panel = _interopRequireDefault(require("../../tabs/panel"));

var _enzymeHelpers = require("../../../tests/enzyme-helpers");

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }

function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }

function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

/* Set Chai to use chaiEnzyme for enzyme compatible assertions:
 * https://github.com/producthunt/chai-enzyme
 */
_chai.default.use((0, _chaiEnzyme.default)());

var Simulate = _testUtils.default.Simulate;
var COMPONENT_CSS_CLASSES = {
  wrapper: 'slds-tabs_default_wrapper',
  base: 'slds-tabs_default',
  nav: 'slds-tabs_default__nav',
  item: 'slds-tabs_default__item',
  link: 'slds-tabs_default__link',
  content: 'slds-tabs_default__content',
  testClass: 'this-is-a-css-class-name'
};
/* A re-usable demo component fixture outside of `describe` sections
 * can accept props within each test and be unmounted after each tests.
 * This wrapping component will be similar to your wrapping component
 * you will create in the React Storybook for manual testing.
 */

var TabsDemoComponent =
/*#__PURE__*/
function (_React$Component) {
  _inherits(TabsDemoComponent, _React$Component);

  function TabsDemoComponent() {
    _classCallCheck(this, TabsDemoComponent);

    return _possibleConstructorReturn(this, _getPrototypeOf(TabsDemoComponent).apply(this, arguments));
  }

  _createClass(TabsDemoComponent, [{
    key: "render",
    // ### Prop Types
    value: function render() {
      var _this$props = this.props,
          className = _this$props.className,
          id = _this$props.id,
          attributes = _objectWithoutProperties(_this$props, ["className", "id"]); // Delete all known props, so they don't get added to DOM


      delete attributes.selectedIndex;
      delete attributes.onSelect;
      delete attributes.children;
      delete attributes.id;
      return _react.default.createElement("div", {
        className: (0, _classnames.default)('slds-m-top_large', "".concat(COMPONENT_CSS_CLASSES.wrapper))
      }, _react.default.createElement(_tabs.default, _extends({
        className: (0, _classnames.default)(className),
        id: id
      }, attributes), _react.default.createElement(_panel.default, {
        label: "Tab A"
      }, _react.default.createElement("p", null, "This is tab A")), _react.default.createElement(_panel.default, {
        label: "Tab B",
        disabled: true
      }, _react.default.createElement("p", null, "This is tab B."), _react.default.createElement("p", null, "It is disabled.")), _react.default.createElement(_panel.default, {
        label: "Tab C"
      }, _react.default.createElement("p", null, "This is tab C")), _react.default.createElement(_panel.default, {
        label: "Always No"
      }, _react.default.createElement("p", null, "This one can not be selected from the tabs list because this example provides a custom ", _react.default.createElement("code", null, "onSelct"), " function that retuns false when it is run, preventing the component\u2019s built-in handler from running, and thus the tab is never selected."), _react.default.createElement("p", null, "Note that you ", _react.default.createElement("em", null, "can"), " still see the panel if you hide the other tabs, because the tab/panel are not ", _react.default.createElement("em", null, "disabled"), "."), _react.default.createElement("p", null, "In other words, this should not be taken as an example of how to be sneaky about disabling tab selection, but rather that you can", ' ', _react.default.createElement("strong", null, "do stuff"), " when a tab is selected by sending it a custom ", _react.default.createElement("code", null, "onSelect"), " function."))));
    }
  }]);

  return TabsDemoComponent;
}(_react.default.Component);

_defineProperty(TabsDemoComponent, "displayName", 'TabsDemoComponent');

_defineProperty(TabsDemoComponent, "propTypes", {
  /**
   * Class names to be added to the container element and is passed along to its children.
   */
  className: _propTypes.default.oneOfType([_propTypes.default.array, _propTypes.default.object, _propTypes.default.string]),

  /**
   * HTML `id` attribute of primary element that has `.slds-tabs_default` on it. Optional: If one is not supplied, a `shortid` will be created.
   */
  id: _propTypes.default.string,

  /**
   * Function that triggers when a tab is selected.
   */
  onSelect: _propTypes.default.func
});

describe('Tabs', function () {
  // BASIC STRUCTURE
  describe('Default structure and CSS', function () {
    var id = 'this-is-an-id-for-testing';
    before((0, _enzymeHelpers.mountComponent)(_react.default.createElement(TabsDemoComponent, {
      className: "".concat(COMPONENT_CSS_CLASSES.testClass),
      id: id,
      bar: "baz"
    })));
    after(_enzymeHelpers.unmountComponent);
    it('Has a main wrapper with the proper class name.', function () {
      var myTabsWrapper = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.wrapper));
      (0, _chai.expect)(myTabsWrapper.hasClass(COMPONENT_CSS_CLASSES.wrapper)).to.be.true;
    });
    it('Has exactly one (1) tabs component, and has with the proper class name.', function () {
      var myTabs = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.base));
      (0, _chai.expect)(myTabs.hasClass(COMPONENT_CSS_CLASSES.base)).to.be.true;
      (0, _chai.expect)(myTabs).to.have.length(1);
    });
    it('Has the custom id (this-is-an-id-for-testing) we supplied.', function () {
      var myTabs = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.base));
      (0, _chai.expect)(myTabs).attr('id').to.equal(id);
    });
    it('Has exactly one (1) nav component, and has with the proper class name.', function () {
      var myTabsNav = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.nav));
      (0, _chai.expect)(myTabsNav.hasClass(COMPONENT_CSS_CLASSES.nav)).to.be.true;
      (0, _chai.expect)(myTabsNav).to.have.length(1);
    });
    it("Nav component builds proper ID (".concat(id, "-tabs__nav) because it inherits Tabs id property and appends \"-slds-tabs__nav\" to it."), function () {
      var myTabsNav = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.nav));
      (0, _chai.expect)(myTabsNav).attr('id').to.equal("".concat(id, "-slds-tabs__nav"));
    });
    it("Has exactly four (4) <Tab /> components, each with the proper class name (".concat(COMPONENT_CSS_CLASSES.item, ")."), function () {
      var myTabsListItems = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.item));
      this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.item)).forEach(function (node) {
        (0, _chai.expect)(node.hasClass(COMPONENT_CSS_CLASSES.item)).to.equal(true);
      });
      (0, _chai.expect)(myTabsListItems).to.have.length(4);
    });
    it('Has only one (1) tab with ".slds-disabled" class on it.', function () {
      var myTabsListItem = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.item, ".slds-disabled"));
      (0, _chai.expect)(myTabsListItem).to.have.length(1);
    });
    it('Tab components have proper ID attributes because they inherit the Tabs "id" property and append "-slds-tabs_tab-<index>" to it.', function () {
      this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.item)).forEach(function (node, index) {
        (0, _chai.expect)(node).to.have.attr('id', "".concat(id, "-slds-tabs_tab-").concat(index));
      });
    });
    it('TabPanel components have proper ID attributes because they inherit the Tabs "id" property and append "-slds-tabs_panel-<index>" to it.', function () {
      this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.panel)).forEach(function (node, index) {
        (0, _chai.expect)(node).to.have.attr('id', "".concat(id, "-slds-tabs_panel-").concat(index));
      });
    });
    it('Has the proper disabled class on the second tab.', function () {
      var myTabsListItem = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.item, ".slds-disabled"));
      (0, _chai.expect)(myTabsListItem.hasClass('slds-disabled')).to.equal(true);
    });
    it('Has the same number of tabs as panels.', function () {
      var myTabsListItems = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.item));
      var myTabsPanels = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.content));
      (0, _chai.expect)(myTabsListItems).to.have.length(4);
      (0, _chai.expect)(myTabsPanels).to.have.length(4);
    });
  });
  describe('Assistive technology', function () {
    /* Detect if presence of accessibility features such as ARIA
     * roles and screen reader text is present in the DOM.
     */
    var id = 'this-is-an-id-for-testing';
    before((0, _enzymeHelpers.mountComponent)(_react.default.createElement(TabsDemoComponent, {
      className: "".concat(COMPONENT_CSS_CLASSES.testClass),
      id: id
    })));
    after(_enzymeHelpers.unmountComponent);
    it('Tab components have proper "aria-controls" attribute because they inherit Tabs ID property and append "-slds-tabs_panel-<index>" to it.', function () {
      this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.item)).forEach(function (node, index) {
        (0, _chai.expect)(node).to.have.attr('aria-controls', "".concat(id, "-slds-tabs_panel-").concat(index));
      });
    });
    it('TabPanel components have proper "aria-labelledby" attribute because they inherit Tabs ID property and append "-slds-tabs_tab-<index>" to it.', function () {
      this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.panel)).forEach(function (node, index) {
        (0, _chai.expect)(node).to.have.attr('aria-labelledby', "".concat(id, "-slds-tabs_tab-").concat(index));
      });
    });
    it('Has the aria-disabled attribute on the second tab.', function () {
      var myTabsListItem = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.item, ".slds-disabled"));
      (0, _chai.expect)(myTabsListItem).to.have.attr('aria-disabled').equal('true');
    });
    it('Has a tabindex of -1 on the second tab.', function () {
      var myTabsListItem = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.item, ".slds-disabled"));
      (0, _chai.expect)(myTabsListItem).to.have.attr('tabindex').equal('-1');
    });
  });
  describe('Interactions click', function () {
    var id = 'this-is-an-id-for-testing--click';
    before((0, _enzymeHelpers.mountComponent)(_react.default.createElement(TabsDemoComponent, {
      id: id
    })));
    after(_enzymeHelpers.unmountComponent);
    it('New panel renders when a tab is clicked ', function () {
      var myTabsListItems = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.item));
      var myFirstPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-0"));
      var myThirdPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-2"));
      (0, _chai.expect)(myFirstPanel.hasClass('slds-show')).to.equal(true);
      (0, _chai.expect)(myFirstPanel.hasClass('slds-hide')).to.equal(false);
      (0, _chai.expect)(myThirdPanel.hasClass('slds-show')).to.equal(false);
      (0, _chai.expect)(myThirdPanel.hasClass('slds-hide')).to.equal(true);
      myTabsListItems.at(2).simulate('click');
      myFirstPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-0"));
      myThirdPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-2"));
      (0, _chai.expect)(myFirstPanel.hasClass('slds-show')).to.equal(false);
      (0, _chai.expect)(myFirstPanel.hasClass('slds-hide')).to.equal(true);
      (0, _chai.expect)(myThirdPanel.hasClass('slds-show')).to.equal(true);
      (0, _chai.expect)(myThirdPanel.hasClass('slds-hide')).to.equal(false);
    });
  });
  describe('Interactions disabled', function () {
    var id = 'this-is-an-id-for-testing--disabled';
    before((0, _enzymeHelpers.mountComponent)(_react.default.createElement(TabsDemoComponent, {
      id: id
    })));
    after(_enzymeHelpers.unmountComponent);
    it('Disabled tab does not reveal new content ', function () {
      var myTabsListItems = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.item));
      var myFirstPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-0"));
      var mySecondPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-1"));
      (0, _chai.expect)(myFirstPanel.hasClass('slds-show')).to.equal(true);
      (0, _chai.expect)(myFirstPanel.hasClass('slds-hide')).to.equal(false);
      (0, _chai.expect)(mySecondPanel.hasClass('slds-show')).to.equal(false);
      (0, _chai.expect)(mySecondPanel.hasClass('slds-hide')).to.equal(true);
      myTabsListItems.at(1).simulate('click');
      (0, _chai.expect)(myFirstPanel.hasClass('slds-show')).to.equal(true);
      (0, _chai.expect)(myFirstPanel.hasClass('slds-hide')).to.equal(false);
      (0, _chai.expect)(mySecondPanel.hasClass('slds-show')).to.equal(false);
      (0, _chai.expect)(mySecondPanel.hasClass('slds-hide')).to.equal(true);
    });
  });
  describe('Interactions tabby', function () {
    var id = 'this-is-an-id-for-testing--tabby';
    before((0, _enzymeHelpers.mountComponent)(_react.default.createElement(TabsDemoComponent, {
      id: id
    })));
    after(_enzymeHelpers.unmountComponent);
    it('Can be tabbed into', function () {
      var myTabsListItems = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.item));
      var myFirstPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-0"));
      var myThirdPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-2"));
      (0, _chai.expect)(myFirstPanel.hasClass('slds-show')).to.equal(true);
      (0, _chai.expect)(myFirstPanel.hasClass('slds-hide')).to.equal(false);
      (0, _chai.expect)(myThirdPanel.hasClass('slds-show')).to.equal(false);
      (0, _chai.expect)(myThirdPanel.hasClass('slds-hide')).to.equal(true);
      myTabsListItems.at(0).simulate('keyDown', {
        key: 'Tab',
        keyCode: 9,
        which: 9
      });
      myTabsListItems.at(0).simulate('keyDown', {
        key: 'Right',
        keyCode: 39,
        which: 39
      });
      myFirstPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-0"));
      myThirdPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-2"));
      (0, _chai.expect)(myFirstPanel.hasClass('slds-show')).to.equal(false);
      (0, _chai.expect)(myFirstPanel.hasClass('slds-hide')).to.equal(true);
      (0, _chai.expect)(myThirdPanel.hasClass('slds-show')).to.equal(true);
      (0, _chai.expect)(myThirdPanel.hasClass('slds-hide')).to.equal(false);
    });
  });
  describe('Interactions tabby disabled', function () {
    var id = 'this-is-an-id-for-testing--tabby-disabled';
    before((0, _enzymeHelpers.mountComponent)(_react.default.createElement(TabsDemoComponent, {
      id: id
    })));
    after(_enzymeHelpers.unmountComponent);
    it('Disabled tab can NOT be tabbed into', function () {
      var myTabsListItems = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.item));
      var myFirstPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-0"));
      var mySecondPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-1"));
      (0, _chai.expect)(myFirstPanel.hasClass('slds-show')).to.equal(true);
      (0, _chai.expect)(myFirstPanel.hasClass('slds-hide')).to.equal(false);
      (0, _chai.expect)(mySecondPanel.hasClass('slds-show')).to.equal(false);
      (0, _chai.expect)(mySecondPanel.hasClass('slds-hide')).to.equal(true);
      myTabsListItems.at(0).simulate('keyDown', {
        key: 'Tab',
        keyCode: 9,
        which: 9
      });
      myTabsListItems.at(0).simulate('keyDown', {
        key: 'Right',
        keyCode: 39,
        which: 39
      });
      myFirstPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-0"));
      mySecondPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-1"));
      (0, _chai.expect)(myFirstPanel.hasClass('slds-show')).to.equal(false);
      (0, _chai.expect)(myFirstPanel.hasClass('slds-hide')).to.equal(true);
      (0, _chai.expect)(mySecondPanel.hasClass('slds-show')).to.equal(false);
      (0, _chai.expect)(mySecondPanel.hasClass('slds-hide')).to.equal(true);
    });
  });
  describe('Interactions intercept tab selection', function () {
    var id = 'this-is-an-id-for-testing--tab-intercept';

    function interceptTabSelect() {
      return false;
    }

    before((0, _enzymeHelpers.mountComponent)(_react.default.createElement(TabsDemoComponent, {
      id: id,
      onSelect: interceptTabSelect
    })));
    after(_enzymeHelpers.unmountComponent);
    it('Maintains the same tab selection when onSelect function returns false', function () {
      var myTabsListItems = this.wrapper.find(".".concat(COMPONENT_CSS_CLASSES.item));
      var myFirstPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-0"));
      var mySecondPanel = this.wrapper.find("div#".concat(id, "-slds-tabs_panel-1"));
      (0, _chai.expect)(myFirstPanel.hasClass('slds-show')).to.equal(true);
      (0, _chai.expect)(myFirstPanel.hasClass('slds-hide')).to.equal(false);
      (0, _chai.expect)(mySecondPanel.hasClass('slds-show')).to.equal(false);
      (0, _chai.expect)(mySecondPanel.hasClass('slds-hide')).to.equal(true);
      myTabsListItems.at(1).simulate('click');
      (0, _chai.expect)(myFirstPanel.hasClass('slds-show')).to.equal(true);
      (0, _chai.expect)(myFirstPanel.hasClass('slds-hide')).to.equal(false);
      (0, _chai.expect)(mySecondPanel.hasClass('slds-show')).to.equal(false);
      (0, _chai.expect)(mySecondPanel.hasClass('slds-hide')).to.equal(true);
    });
  });
});