@enact/ui
Version:
A collection of simplified unstyled cross-platform UI components for Enact
154 lines (153 loc) • 7.18 kB
JavaScript
;
require("@testing-library/jest-dom");
var _react = require("@testing-library/react");
var _VirtualList = _interopRequireDefault(require("../VirtualList"));
var _jsxRuntime = require("react/jsx-runtime");
var _excluded = ["index"],
_excluded2 = ["index"];
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == typeof i ? i : String(i); }
function _toPrimitive(t, r) { if ("object" != typeof t || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != typeof i) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
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; }
describe('VirtualList with native scrollMode', function () {
var clientSize, dataSize, items, itemSize, renderItem;
beforeEach(function () {
clientSize = {
clientWidth: 1280,
clientHeight: 720
};
dataSize = 100;
items = [];
itemSize = 30;
renderItem = function renderItem(_ref) {
var index = _ref.index,
rest = _objectWithoutProperties(_ref, _excluded);
// eslint-disable-line enact/display-name
return /*#__PURE__*/(0, _jsxRuntime.jsx)("div", _objectSpread(_objectSpread({}, rest), {}, {
id: 'item' + index,
children: items[index].name
}));
};
for (var i = 0; i < dataSize; i++) {
items.push({
name: 'Account ' + i
});
}
});
afterEach(function () {
clientSize = null;
dataSize = null;
items = null;
itemSize = null;
renderItem = null;
});
test('should render a list of \'items\'', function () {
(0, _react.render)( /*#__PURE__*/(0, _jsxRuntime.jsx)(_VirtualList["default"], {
clientSize: clientSize,
dataSize: dataSize,
itemRenderer: renderItem,
itemSize: itemSize,
scrollMode: "native"
}));
var expected = 'Account 0';
var actual = _react.screen.getByRole('list').children.item(0).textContent;
expect(actual).toBe(expected);
});
test('should render overhang items when clientSize is not given', function () {
(0, _react.render)( /*#__PURE__*/(0, _jsxRuntime.jsx)(_VirtualList["default"], {
dataSize: dataSize,
itemRenderer: renderItem,
itemSize: itemSize,
scrollMode: "native"
}));
var expected = 3;
var actual = _react.screen.getByRole('list').children.length;
expect(actual).toBe(expected);
});
test('should render (clientHeight / itemHeight + overhang) items', function () {
(0, _react.render)( /*#__PURE__*/(0, _jsxRuntime.jsx)(_VirtualList["default"], {
clientSize: clientSize,
dataSize: dataSize,
itemRenderer: renderItem,
itemSize: itemSize,
scrollMode: "native"
}));
var expected = 27; // 720 / 30 + 3
var actual = _react.screen.getByRole('list').children.length;
expect(actual).toBe(expected);
});
test('should re-render clientHeight / itemHeight + overhang) items after changing client size', function () {
var _render = (0, _react.render)( /*#__PURE__*/(0, _jsxRuntime.jsx)(_VirtualList["default"], {
clientSize: clientSize,
dataSize: dataSize,
itemRenderer: renderItem,
itemSize: itemSize,
scrollMode: "native"
})),
rerender = _render.rerender;
var newClientSize = {
clientWidth: 1280,
clientHeight: 360
};
rerender( /*#__PURE__*/(0, _jsxRuntime.jsx)(_VirtualList["default"], {
clientSize: newClientSize,
dataSize: dataSize,
itemRenderer: renderItem,
itemSize: itemSize,
scrollMode: "native"
}));
var expected = 15; // 360 / 30 + 3
var actual = _react.screen.getByRole('list').children.length;
expect(actual).toBe(expected);
});
describe('Adding an item', function () {
test('should render an added item named \'Password 0\' as the first item', function (done) {
var itemArray = [{
name: 'A'
}, {
name: 'B'
}, {
name: 'C'
}];
var renderItemArray = function renderItemArray(_ref2) {
var index = _ref2.index,
rest = _objectWithoutProperties(_ref2, _excluded2);
return /*#__PURE__*/(0, _jsxRuntime.jsx)("div", _objectSpread(_objectSpread({}, rest), {}, {
id: 'item' + index,
children: itemArray[index].name
}));
};
var _render2 = (0, _react.render)( /*#__PURE__*/(0, _jsxRuntime.jsx)(_VirtualList["default"], {
clientSize: clientSize,
dataSize: itemArray.length,
itemRenderer: renderItemArray,
itemSize: itemSize,
scrollMode: "native"
})),
rerender = _render2.rerender;
itemArray.unshift({
name: 'Password 0'
});
rerender( /*#__PURE__*/(0, _jsxRuntime.jsx)(_VirtualList["default"], {
clientSize: clientSize,
dataSize: itemArray.length,
itemRenderer: renderItemArray,
itemSize: itemSize,
scrollMode: "native"
}));
jest.useFakeTimers();
(0, _react.act)(function () {
return jest.advanceTimersByTime(0);
});
var expected = itemArray[0].name;
var actual = _react.screen.getByRole('list').children.item(0).textContent;
expect(actual).toBe(expected);
done();
jest.useRealTimers();
});
});
});