devextreme/cjs/__internal/scheduler/utils/loader/utils.test.js

JavaScript/TypeScript Component Suite for Responsive Web Development

/**
 * DevExtreme (cjs/__internal/scheduler/utils/loader/utils.test.js)
 * Version: 25.2.7
 * Build date: Tue May 05 2026
 *
 * Copyright (c) 2012 - 2026 Developer Express Inc. ALL RIGHTS RESERVED
 * Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
 */

"use strict";
var _globals = require("@jest/globals");
var _m_data_source = require("../../../data/data_source/m_data_source");
var _m_custom_store = _interopRequireDefault(require("../../../data/m_custom_store"));
var _utils = require("./utils");

function _interopRequireDefault(e) {
    return e && e.__esModule ? e : {
        default: e
    }
}(0, _globals.describe)("utils", () => {
    (0, _globals.describe)("normalizeDataSource", () => {
        (0, _globals.it)("JSON declaration should be wrapped to DataSource object", () => {
            const filterValue = ["id", "=", "emp1"];
            const dataSource = (0, _utils.normalizeDataSource)({
                filter: filterValue,
                store: new _m_custom_store.default({
                    load: () => {}
                })
            });
            (0, _globals.expect)(dataSource instanceof _m_data_source.DataSource).toBe(true);
            (0, _globals.expect)(null === dataSource || void 0 === dataSource ? void 0 : dataSource.filter()).toBe(filterValue)
        });
        (0, _globals.it)("Array data should be wrapped to DataSource object", () => {
            const dataSource = (0, _utils.normalizeDataSource)([{
                id: 0
            }, {
                id: 1
            }]);
            (0, _globals.expect)(dataSource instanceof _m_data_source.DataSource).toBe(true);
            (0, _globals.expect)(null === dataSource || void 0 === dataSource ? void 0 : dataSource.filter()).toBe(void 0)
        });
        (0, _globals.it)("DataSource object shouldn't wrapped", () => {
            const originalDataSource = new _m_data_source.DataSource({
                store: new _m_custom_store.default({
                    load: () => {}
                })
            });
            const dataSource = (0, _utils.normalizeDataSource)(originalDataSource);
            (0, _globals.expect)(dataSource).toBe(originalDataSource);
            (0, _globals.expect)(null === dataSource || void 0 === dataSource ? void 0 : dataSource.filter()).toBe(void 0)
        })
    });
    (0, _globals.describe)("loadResource", () => {
        (0, _globals.it)("should return empty array", async () => {
            (0, _globals.expect)(await (0, _utils.loadResource)(void 0)).toEqual([])
        });
        (0, _globals.it)("should return loaded array", async () => {
            let loadCount = 0;
            const dataSource = new _m_data_source.DataSource({
                store: new _m_custom_store.default({
                    load: () => {
                        loadCount += 1;
                        return [1, 2]
                    }
                })
            });
            await dataSource.load();
            (0, _globals.expect)(loadCount).toEqual(1);
            (0, _globals.expect)(await (0, _utils.loadResource)(dataSource)).toEqual([1, 2])
        });
        (0, _globals.it)("should load and return array", async () => {
            let loadCount = 0;
            const dataSource = new _m_data_source.DataSource({
                store: new _m_custom_store.default({
                    load: () => {
                        loadCount += 1;
                        return [1, 2]
                    }
                })
            });
            (0, _globals.expect)(await (0, _utils.loadResource)(dataSource)).toEqual([1, 2]);
            (0, _globals.expect)(await (0, _utils.loadResource)(dataSource)).toEqual([1, 2]);
            (0, _globals.expect)(loadCount).toEqual(1)
        })
    })
});