devextreme/esm/__internal/common/core/animation/m_position.test.js

JavaScript/TypeScript Component Suite for Responsive Web Development

/**
 * DevExtreme (esm/__internal/common/core/animation/m_position.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/
 */
import {
    describe,
    expect,
    it
} from "@jest/globals";
import $ from "../../../../core/renderer";
import positionUtils from "./m_position";
describe("position (setup)", () => {
    describe("when called with an element that does not exist in the DOM", () => {
        it("should return undefined without throwing for a selector that matches nothing", () => {
            const result = positionUtils.setup("#non-existent-element-that-was-unmounted");
            expect(result).toBeUndefined()
        });
        it("should return undefined without throwing for an empty jQuery object", () => {
            const $emptyElement = $([]);
            const result = positionUtils.setup($emptyElement);
            expect(result).toBeUndefined()
        })
    });
    describe("when called with an existing element as a getter (no options)", () => {
        it("should return the offset of the element", () => {
            const el = document.createElement("div");
            document.body.appendChild(el);
            const result = positionUtils.setup(el);
            expect(result).toBeDefined();
            document.body.removeChild(el)
        })
    })
});