Added scroll_helper tests
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3 changed files with 42 additions and 23 deletions
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@ -54,7 +54,7 @@ import RefSelectDropdown from './ref_select_dropdown';
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import GfmAutoComplete from './gfm_auto_complete';
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import ShortcutsBlob from './shortcuts_blob';
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import initSettingsPanels from './settings_panels';
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import { setScrollWidth } from './helpers/scroll_helper';
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import ScrollHelper from './helpers/scroll_helper';
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(function() {
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var Dispatcher;
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@ -77,7 +77,7 @@ import { setScrollWidth } from './helpers/scroll_helper';
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return false;
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}
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setScrollWidth();
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ScrollHelper.setScrollWidth();
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path = page.split(':');
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shortcut_handler = null;
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@ -1,4 +1,7 @@
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function getScrollWidth() {
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import $ from 'jquery';
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const ScrollHelper = {
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getScrollWidth() {
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const $rulerContainer = $('<div>').css({
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visibility: 'hidden',
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width: 100,
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@ -17,13 +20,11 @@ function getScrollWidth() {
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$rulerContainer.remove();
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return 100 - scrollWidth;
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}
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},
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function setScrollWidth() {
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$('body').attr('data-scroll-width', getScrollWidth());
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}
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export {
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getScrollWidth,
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setScrollWidth,
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setScrollWidth() {
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$('body').attr('data-scroll-width', ScrollHelper.getScrollWidth());
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},
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};
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export default ScrollHelper;
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18
spec/javascripts/helpers/scroll_helper_spec.js
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18
spec/javascripts/helpers/scroll_helper_spec.js
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@ -0,0 +1,18 @@
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import $ from 'jquery';
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import ScrollHelper from '~/helpers/scroll_helper';
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describe('ScrollHelper', () => {
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describe('setScrollWidth', () => {
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it('calls getScrollWidth and sets data-scroll-width', () => {
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const width = 10;
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spyOn($.fn, 'attr');
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spyOn(ScrollHelper, 'getScrollWidth').and.returnValue(width);
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ScrollHelper.setScrollWidth();
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expect(ScrollHelper.getScrollWidth).toHaveBeenCalled();
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expect($.fn.attr).toHaveBeenCalledWith('data-scroll-width', width);
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});
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});
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});
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