import './index.js';

describe('Component vnInputFile', () => {
    let $scope;
    let $attrs;
    let $timeout;
    let $element;
    let controller;

    beforeEach(ngModule('vnCore'));

    beforeEach(angular.mock.inject(($componentController, $rootScope) => {
        $scope = $rootScope.$new();
        $attrs = {field: '$ctrl.dms.file'};
        $element = angular.element('<vn-input-file label="File" field="$ctrl.dms.file"><input type="file"><div class="infix"><div class="rightIcons"></div></vn-input-file>');
        controller = $componentController('vnInputFile', {$element, $scope, $attrs, $timeout, $transclude: () => {}});
        controller.input = $element[0].querySelector('input');
        controller.validate = () => {};
    }));

    describe('files() setter', () => {
        it(`should set a value, and then add the class 'not-empty'`, () => {
            controller.files = [{name: 'MyFile'}];

            let classes = controller.element.classList.toString();

            expect(classes).toContain('not-empty');
        });

        it(`should set an empty value, and then remove the class 'not-empty'`, () => {
            controller.files = null;

            let classes = controller.element.classList.toString();

            expect(classes).not.toContain('not-empty');
        });
    });
});