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import { toggleClass } from './toggleClass';

describe( 'toggleClass', () => {
  beforeEach( () => {
    document.body.innerHTML = '<div id="container"></div>';
  } );

test( 'can add a class to the element.', () => {
    const container = document.getElementById( 'container' );
    toggleClass( container, 'active', true );
    expect( container.classList.contains( 'active' ) ).toBe( true );
  } );

test( 'can add classes to the element.', () => {
    const container = document.getElementById( 'container' );

toggleClass( container, [ 'active', 'visible' ], true );

expect( container.classList.contains( 'active' ) ).toBe( true );
    expect( container.classList.contains( 'visible' ) ).toBe( true );
  } );

test( 'can remove a class from the element.', () => {
    const container = document.getElementById( 'container' );
    container.classList.add( 'active' );
    expect( container.classList.contains( 'active' ) ).toBe( true );

toggleClass( container, 'active', false );
    expect( container.classList.contains( 'active' ) ).toBe( false );
  } );

test( 'can remove classes from the element.', () => {
    const container = document.getElementById( 'container' );
    container.classList.add( 'active' );
    container.classList.add( 'visible' );

expect( container.classList.contains( 'active' ) ).toBe( true );
    expect( container.classList.contains( 'visible' ) ).toBe( true );

toggleClass( container, [ 'active', 'visible' ], false );

expect( container.classList.contains( 'active' ) ).toBe( false );
    expect( container.classList.contains( 'visible' ) ).toBe( false );
  } );
} );