@splidejs/splide/src/js/components/Controller/test/getEnd.test.ts

Splide is a lightweight, flexible and accessible slider/carousel. No dependencies, no Lighthouse errors.

import { init } from '../../../test';


describe( 'Controller#getEnd()', () => {
  test( 'can return the end index.', () => {
    const splide1 = init( { perPage: 3 }, { length: 4 } );
    expect( splide1.Components.Controller.getEnd() ).toBe( 1 );

    const splide2 = init( { perPage: 3 }, { length: 5 } );
    expect( splide2.Components.Controller.getEnd() ).toBe( 2 );

    const splide3 = init( { perPage: 3 }, { length: 6 } );
    expect( splide3.Components.Controller.getEnd() ).toBe( 3 );
  } );

  test( 'should return length - 1 if the focus option is available.', () => {
    const splide = init( { focus: 'center', perPage: 3 }, { length: 4 } );
    expect( splide.Components.Controller.getEnd() ).toBe( splide.length - 1 );
  } );

  test( 'should return length - 1 if the perMove option is available in the loop mode.', () => {
    const splide = init( { type: 'loop', perMove: 3 }, { length: 4 } );
    expect( splide.Components.Controller.getEnd() ).toBe( splide.length - 1 );
  } );

  test( 'should return length - 1 if the perPage option is 1.', () => {
    const splide = init();
    expect( splide.Components.Controller.getEnd() ).toBe( splide.length - 1 );
  } );
} );