diff options
-rw-r--r-- | build/build-plugins.js | 2 | ||||
-rw-r--r-- | js/index.esm.js | 2 | ||||
-rw-r--r-- | js/index.umd.js | 2 | ||||
-rw-r--r-- | js/src/scrollspy/scrollspy.js (renamed from js/src/scrollspy.js) | 12 | ||||
-rw-r--r-- | js/src/scrollspy/scrollspy.spec.js | 669 | ||||
-rw-r--r-- | js/tests/unit/scrollspy.js | 743 |
6 files changed, 678 insertions, 752 deletions
diff --git a/build/build-plugins.js b/build/build-plugins.js index d048157253..febe575c94 100644 --- a/build/build-plugins.js +++ b/build/build-plugins.js @@ -39,7 +39,7 @@ const bsPlugins = { Dropdown: path.resolve(__dirname, '../js/src/dropdown/dropdown.js'), Modal: path.resolve(__dirname, '../js/src/modal/modal.js'), Popover: path.resolve(__dirname, '../js/src/popover/popover.js'), - ScrollSpy: path.resolve(__dirname, '../js/src/scrollspy.js'), + ScrollSpy: path.resolve(__dirname, '../js/src/scrollspy/scrollspy.js'), Tab: path.resolve(__dirname, '../js/src/tab.js'), Toast: path.resolve(__dirname, '../js/src/toast/toast.js'), Tooltip: path.resolve(__dirname, '../js/src/tooltip/tooltip.js') diff --git a/js/index.esm.js b/js/index.esm.js index 82fd33fbbd..e8c9ab6391 100644 --- a/js/index.esm.js +++ b/js/index.esm.js @@ -12,7 +12,7 @@ import Collapse from './src/collapse/collapse' import Dropdown from './src/dropdown/dropdown' import Modal from './src/modal/modal' import Popover from './src/popover/popover' -import ScrollSpy from './src/scrollspy' +import ScrollSpy from './src/scrollspy/scrollspy' import Tab from './src/tab' import Toast from './src/toast/toast' import Tooltip from './src/tooltip/tooltip' diff --git a/js/index.umd.js b/js/index.umd.js index 812a300441..207b952ca5 100644 --- a/js/index.umd.js +++ b/js/index.umd.js @@ -12,7 +12,7 @@ import Collapse from './src/collapse/collapse' import Dropdown from './src/dropdown/dropdown' import Modal from './src/modal/modal' import Popover from './src/popover/popover' -import ScrollSpy from './src/scrollspy' +import ScrollSpy from './src/scrollspy/scrollspy' import Tab from './src/tab' import Toast from './src/toast/toast' import Tooltip from './src/tooltip/tooltip' diff --git a/js/src/scrollspy.js b/js/src/scrollspy/scrollspy.js index bcaab8b675..68c51f7d7b 100644 --- a/js/src/scrollspy.js +++ b/js/src/scrollspy/scrollspy.js @@ -11,11 +11,11 @@ import { getUID, makeArray, typeCheckConfig -} from './util/index' -import Data from './dom/data' -import EventHandler from './dom/event-handler' -import Manipulator from './dom/manipulator' -import SelectorEngine from './dom/selector-engine' +} from '../util/index' +import Data from '../dom/data' +import EventHandler from '../dom/event-handler' +import Manipulator from '../dom/manipulator' +import SelectorEngine from '../dom/selector-engine' /** * ------------------------------------------------------------------------ @@ -341,7 +341,7 @@ EventHandler.on(window, Event.LOAD_DATA_API, () => { * jQuery * ------------------------------------------------------------------------ */ - +/* istanbul ignore if */ if (typeof $ !== 'undefined') { const JQUERY_NO_CONFLICT = $.fn[NAME] $.fn[NAME] = ScrollSpy._jQueryInterface diff --git a/js/src/scrollspy/scrollspy.spec.js b/js/src/scrollspy/scrollspy.spec.js new file mode 100644 index 0000000000..52b20ba09f --- /dev/null +++ b/js/src/scrollspy/scrollspy.spec.js @@ -0,0 +1,669 @@ +import ScrollSpy from './scrollspy' +import Manipulator from '../dom/manipulator' +import EventHandler from '../dom/event-handler' + +/** Test helpers */ +import { getFixture, clearFixture, createEvent, jQueryMock } from '../../tests/helpers/fixture' + +describe('ScrollSpy', () => { + let fixtureEl + + const testElementIsActiveAfterScroll = ({ elementSelector, targetSelector, contentEl, scrollSpy, spy, cb }) => { + const element = fixtureEl.querySelector(elementSelector) + const target = fixtureEl.querySelector(targetSelector) + + // add top padding to fix Chrome on Android failures + const paddingTop = 5 + const scrollHeight = Math.ceil(contentEl.scrollTop + Manipulator.position(target).top) + paddingTop + + function listener() { + expect(element.classList.contains('active')).toEqual(true) + contentEl.removeEventListener('scroll', listener) + expect(scrollSpy._process).toHaveBeenCalled() + spy.calls.reset() + cb() + } + + contentEl.addEventListener('scroll', listener) + contentEl.scrollTop = scrollHeight + } + + beforeAll(() => { + fixtureEl = getFixture() + }) + + afterEach(() => { + fixtureEl.style.display = 'none' + clearFixture() + }) + + describe('VERSION', () => { + it('should return plugin version', () => { + expect(ScrollSpy.VERSION).toEqual(jasmine.any(String)) + }) + }) + + describe('Default', () => { + it('should return plugin default config', () => { + expect(ScrollSpy.Default).toEqual(jasmine.any(Object)) + }) + }) + + describe('constructor', () => { + it('should generate an id when there is not one', () => { + fixtureEl.innerHTML = [ + '<nav></nav>', + '<div class="content"></div>' + ].join('') + + const navEl = fixtureEl.querySelector('nav') + const scrollSpy = new ScrollSpy(fixtureEl.querySelector('.content'), { + target: navEl + }) + + expect(scrollSpy).toBeDefined() + expect(navEl.getAttribute('id')).not.toEqual(null) + }) + + it('should not process element without target', () => { + fixtureEl.innerHTML = [ + '<nav id="navigation" class="navbar">', + ' <ul class="navbar-nav">', + ' <li class="nav-item active"><a class="nav-link" id="one-link" href="#">One</a></li>', + ' <li class="nav-item"><a class="nav-link" id="two-link" href="#two">Two</a></li>', + ' <li class="nav-item"><a class="nav-link" id="three-link" href="#three">Three</a></li>', + ' </ul>', + '</nav>', + '<div id="content" style="height: 200px; overflow-y: auto;">', + ' <div id="two" style="height: 300px;"></div>', + ' <div id="three" style="height: 10px;"></div>', + '</div>' + ].join('') + + fixtureEl.style.display = 'block' + const scrollSpy = new ScrollSpy(fixtureEl.querySelector('#content'), { + target: '#navigation' + }) + + expect(scrollSpy._targets.length).toEqual(2) + }) + + it('should only switch "active" class on current target', done => { + fixtureEl.innerHTML = [ + '<div id="root" class="active" style="display: block">', + ' <div class="topbar">', + ' <div class="topbar-inner">', + ' <div class="container" id="ss-target">', + ' <ul class="nav">', + ' <li class="nav-item"><a href="#masthead">Overview</a></li>', + ' <li class="nav-item"><a href="#detail">Detail</a></li>', + ' </ul>', + ' </div>', + ' </div>', + ' </div>', + ' <div id="scrollspy-example" style="height: 100px; overflow: auto;">', + ' <div style="height: 200px;">', + ' <h4 id="masthead">Overview</h4>', + ' <p style="height: 200px;"></p>', + ' </div>', + ' <div style="height: 200px;">', + ' <h4 id="detail">Detail</h4>', + ' <p style="height: 200px;"></p>', + ' </div>', + ' </div>', + '</div>' + ].join('') + + fixtureEl.style.display = 'block' + const scrollSpyEl = fixtureEl.querySelector('#scrollspy-example') + const rootEl = fixtureEl.querySelector('#root') + const scrollSpy = new ScrollSpy(scrollSpyEl, { + target: 'ss-target' + }) + + spyOn(scrollSpy, '_process').and.callThrough() + + scrollSpyEl.addEventListener('scroll', () => { + expect(rootEl.classList.contains('active')).toEqual(true) + expect(scrollSpy._process).toHaveBeenCalled() + done() + }) + + scrollSpyEl.scrollTop = 350 + }) + + it('should only switch "active" class on current target specified w element', done => { + fixtureEl.innerHTML = [ + '<div id="root" class="active" style="display: block">', + ' <div class="topbar">', + ' <div class="topbar-inner">', + ' <div class="container" id="ss-target">', + ' <ul class="nav">', + ' <li class="nav-item"><a href="#masthead">Overview</a></li>', + ' <li class="nav-item"><a href="#detail">Detail</a></li>', + ' </ul>', + ' </div>', + ' </div>', + ' </div>', + ' <div id="scrollspy-example" style="height: 100px; overflow: auto;">', + ' <div style="height: 200px;">', + ' <h4 id="masthead">Overview</h4>', + ' <p style="height: 200px;"></p>', + ' </div>', + ' <div style="height: 200px;">', + ' <h4 id="detail">Detail</h4>', + ' <p style="height: 200px;"></p>', + ' </div>', + ' </div>', + '</div>' + ].join('') + + const scrollSpyEl = fixtureEl.querySelector('#scrollspy-example') + const rootEl = fixtureEl.querySelector('#root') + const scrollSpy = new ScrollSpy(scrollSpyEl, { + target: fixtureEl.querySelector('#ss-target') + }) + + spyOn(scrollSpy, '_process').and.callThrough() + + scrollSpyEl.addEventListener('scroll', () => { + expect(rootEl.classList.contains('active')).toEqual(true) + expect(scrollSpy._process).toHaveBeenCalled() + done() + }) + + fixtureEl.style.display = 'block' + scrollSpyEl.scrollTop = 350 + }) + + it('should correctly select middle navigation option when large offset is used', done => { + fixtureEl.innerHTML = [ + '<div id="header" style="height: 500px;"></div>', + '<nav id="navigation" class="navbar">', + ' <ul class="navbar-nav">', + ' <li class="nav-item active"><a class="nav-link" id="one-link" href="#one">One</a></li>', + ' <li class="nav-item"><a class="nav-link" id="two-link" href="#two">Two</a></li>', + ' <li class="nav-item"><a class="nav-link" id="three-link" href="#three">Three</a></li>', + ' </ul>', + '</nav>', + '<div id="content" style="height: 200px; overflow-y: auto;">', + ' <div id="one" style="height: 500px;"></div>', + ' <div id="two" style="height: 300px;"></div>', + ' <div id="three" style="height: 10px;"></div>', + '</div>' + ].join('') + + fixtureEl.style.display = 'block' + const contentEl = fixtureEl.querySelector('#content') + const scrollSpy = new ScrollSpy(contentEl, { + target: '#navigation', + offset: Manipulator.position(contentEl).top + }) + + spyOn(scrollSpy, '_process').and.callThrough() + + contentEl.addEventListener('scroll', () => { + expect(fixtureEl.querySelector('#one-link').classList.contains('active')).toEqual(false) + expect(fixtureEl.querySelector('#two-link').classList.contains('active')).toEqual(true) + expect(fixtureEl.querySelector('#three-link').classList.contains('active')).toEqual(false) + expect(scrollSpy._process).toHaveBeenCalled() + done() + }) + + contentEl.scrollTop = 550 + }) + + it('should add the active class to the correct element', done => { + fixtureEl.innerHTML = [ + '<nav class="navbar">', + ' <ul class="nav">', + ' <li class="nav-item"><a class="nav-link" id="a-1" href="#div-1">div 1</a></li>', + ' <li class="nav-item"><a class="nav-link" id="a-2" href="#div-2">div 2</a></li>', + ' </ul>', + '</nav>', + '<div class="content" style="overflow: auto; height: 50px">', + ' <div id="div-1" style="height: 100px; padding: 0; margin: 0">div 1</div>', + ' <div id="div-2" style="height: 200px; padding: 0; margin: 0">div 2</div>', + '</div>' + ].join('') + + fixtureEl.style.display = 'block' + const contentEl = fixtureEl.querySelector('.content') + const scrollSpy = new ScrollSpy(contentEl, { + offset: 0, + target: '.navbar' + }) + const spy = spyOn(scrollSpy, '_process').and.callThrough() + + testElementIsActiveAfterScroll({ + elementSelector: '#a-1', + targetSelector: '#div-1', + contentEl, + scrollSpy, + spy, + cb: () => { + testElementIsActiveAfterScroll({ + elementSelector: '#a-2', + targetSelector: '#div-2', + contentEl, + scrollSpy, + spy, + cb: () => done() + }) + } + }) + }) + + it('should add the active class to the correct element (nav markup)', done => { + fixtureEl.innerHTML = [ + '<nav class="navbar">', + ' <nav class="nav">', + ' <a class="nav-link" id="a-1" href="#div-1">div 1</a>', + ' <a class="nav-link" id="a-2" href="#div-2">div 2</a>', + ' </nav>', + '</nav>', + '<div class="content" style="overflow: auto; height: 50px">', + ' <div id="div-1" style="height: 100px; padding: 0; margin: 0">div 1</div>', + ' <div id="div-2" style="height: 200px; padding: 0; margin: 0">div 2</div>', + '</div>' + ].join('') + + fixtureEl.style.display = 'block' + const contentEl = fixtureEl.querySelector('.content') + const scrollSpy = new ScrollSpy(contentEl, { + offset: 0, + target: '.navbar' + }) + const spy = spyOn(scrollSpy, '_process').and.callThrough() + + testElementIsActiveAfterScroll({ + elementSelector: '#a-1', + targetSelector: '#div-1', + contentEl, + scrollSpy, + spy, + cb: () => { + testElementIsActiveAfterScroll({ + elementSelector: '#a-2', + targetSelector: '#div-2', + contentEl, + scrollSpy, + spy, + cb: () => done() + }) + } + }) + }) + + it('should add the active class to the correct element (list-group markup)', done => { + fixtureEl.innerHTML = [ + '<nav class="navbar">', + ' <div class="list-group">', + ' <a class="list-group-item" id="a-1" href="#div-1">div 1</a>', + ' <a class="list-group-item" id="a-2" href="#div-2">div 2</a>', + ' </div>', + '</nav>', + '<div class="content" style="overflow: auto; height: 50px">', + ' <div id="div-1" style="height: 100px; padding: 0; margin: 0">div 1</div>', + ' <div id="div-2" style="height: 200px; padding: 0; margin: 0">div 2</div>', + '</div>' + ].join('') + + fixtureEl.style.display = 'block' + const contentEl = fixtureEl.querySelector('.content') + const scrollSpy = new ScrollSpy(contentEl, { + offset: 0, + target: '.navbar' + }) + const spy = spyOn(scrollSpy, '_process').and.callThrough() + + testElementIsActiveAfterScroll({ + elementSelector: '#a-1', + targetSelector: '#div-1', + contentEl, + scrollSpy, + spy, + cb: () => { + testElementIsActiveAfterScroll({ + elementSelector: '#a-2', + targetSelector: '#div-2', + contentEl, + scrollSpy, + spy, + cb: () => done() + }) + } + }) + }) + + it('should clear selection if above the first section', done => { + fixtureEl.innerHTML = [ + '<div id="header" style="height: 500px;"></div>', + '<nav id="navigation" class="navbar">', + ' <ul class="navbar-nav">', + ' <li class="nav-item"><a id="one-link" class="nav-link active" href="#one">One</a></li>', + ' <li class="nav-item"><a id="two-link" class="nav-link" href="#two">Two</a></li>', + ' <li class="nav-item"><a id="three-link" class="nav-link" href="#three">Three</a></li>', + ' </ul>', + '</nav>', + '<div id="content" style="height: 200px; overflow-y: auto;">', + ' <div id="spacer" style="height: 100px;"></div>', + ' <div id="one" style="height: 100px;"></div>', + ' <div id="two" style="height: 100px;"></div>', + ' <div id="three" style="height: 100px;"></div>', + ' <div id="spacer" style="height: 100px;"></div>', + '</div>' + ].join('') + + fixtureEl.style.display = 'block' + + const contentEl = fixtureEl.querySelector('#content') + const scrollSpy = new ScrollSpy(contentEl, { + target: '#navigation', + offset: Manipulator.position(contentEl).top + }) + const spy = spyOn(scrollSpy, '_process').and.callThrough() + + let firstTime = true + + contentEl.addEventListener('scroll', () => { + const active = fixtureEl.querySelector('.active') + + expect(spy).toHaveBeenCalled() + spy.calls.reset() + if (firstTime) { + expect(fixtureEl.querySelectorAll('.active').length).toEqual(1) + expect(active.getAttribute('id')).toEqual('two-link') + firstTime = false + contentEl.scrollTop = 0 + } else { + expect(active).toBeNull() + done() + } + }) + + contentEl.scrollTop = 201 + }) + + it('should not clear selection if above the first section and first section is at the top', done => { + fixtureEl.innerHTML = [ + '<div id="header" style="height: 500px;"></div>', + '<nav id="navigation" class="navbar">', + ' <ul class="navbar-nav">', + ' <li class="nav-item"><a id="one-link" class="nav-link active" href="#one">One</a></li>', + ' <li class="nav-item"><a id="two-link" class="nav-link" href="#two">Two</a></li>', + ' <li class="nav-item"><a id="three-link" class="nav-link" href="#three">Three</a></li>', + ' </ul>', + '</nav>', + '<div id="content" style="height: 200px; overflow-y: auto;">', + ' <div id="one" style="height: 100px;"></div>', + ' <div id="two" style="height: 100px;"></div>', + ' <div id="three" style="height: 100px;"></div>', + ' <div id="spacer" style="height: 100px;"></div>', + '</div>' + ].join('') + + fixtureEl.style.display = 'block' + + const negativeHeight = -10 + const startOfSectionTwo = 101 + const contentEl = fixtureEl.querySelector('#content') + const scrollSpy = new ScrollSpy(contentEl, { + target: '#navigation', + offset: contentEl.offsetTop + }) + const spy = spyOn(scrollSpy, '_process').and.callThrough() + + let firstTime = true + + contentEl.addEventListener('scroll', () => { + const active = fixtureEl.querySelector('.active') + + expect(spy).toHaveBeenCalled() + spy.calls.reset() + if (firstTime) { + expect(fixtureEl.querySelectorAll('.active').length).toEqual(1) + expect(active.getAttribute('id')).toEqual('two-link') + firstTime = false + contentEl.scrollTop = negativeHeight + } else { + expect(fixtureEl.querySelectorAll('.active').length).toEqual(1) + expect(active.getAttribute('id')).toEqual('one-link') + done() + } + }) + + contentEl.scrollTop = startOfSectionTwo + }) + + it('should correctly select navigation element on backward scrolling when each target section height is 100%', done => { + fixtureEl.innerHTML = [ + '<nav class="navbar">', + ' <ul class="nav">', + ' <li class="nav-item"><a id="li-100-1" class="nav-link" href="#div-100-1">div 1</a></li>', + ' <li class="nav-item"><a id="li-100-2" class="nav-link" href="#div-100-2">div 2</a></li>', + ' <li class="nav-item"><a id="li-100-3" class="nav-link" href="#div-100-3">div 3</a></li>', + ' <li class="nav-item"><a id="li-100-4" class="nav-link" href="#div-100-4">div 4</a></li>', + ' <li class="nav-item"><a id="li-100-5" class="nav-link" href="#div-100-5">div 5</a></li>', + ' </ul>', + '</nav>', + '<div class="content" style="position: relative; overflow: auto; height: 100px">', + ' <div id="div-100-1" style="position: relative; height: 100%; padding: 0; margin: 0">div 1</div>', + ' <div id="div-100-2" style="position: relative; height: 100%; padding: 0; margin: 0">div 2</div>', + ' <div id="div-100-3" style="position: relative; height: 100%; padding: 0; margin: 0">div 3</div>', + ' <div id="div-100-4" style="position: relative; height: 100%; padding: 0; margin: 0">div 4</div>', + ' <div id="div-100-5" style="position: relative; height: 100%; padding: 0; margin: 0">div 5</div>', + '</div>' + ].join('') + + fixtureEl.style.display = 'block' + + const contentEl = fixtureEl.querySelector('.content') + const scrollSpy = new ScrollSpy(contentEl, { + offset: 0, + target: '.navbar' + }) + const spy = spyOn(scrollSpy, '_process').and.callThrough() + + testElementIsActiveAfterScroll({ + elementSelector: '#li-100-5', + targetSelector: '#div-100-5', + scrollSpy, + spy, + contentEl, + cb() { + contentEl.scrollTop = 0 + testElementIsActiveAfterScroll({ + elementSelector: '#li-100-4', + targetSelector: '#div-100-4', + scrollSpy, + spy, + contentEl, + cb() { + contentEl.scrollTop = 0 + testElementIsActiveAfterScroll({ + elementSelector: '#li-100-3', + targetSelector: '#div-100-3', + scrollSpy, + spy, + contentEl, + cb() { + contentEl.scrollTop = 0 + testElementIsActiveAfterScroll({ + elementSelector: '#li-100-2', + targetSelector: '#div-100-2', + scrollSpy, + spy, + contentEl, + cb() { + contentEl.scrollTop = 0 + testElementIsActiveAfterScroll({ + elementSelector: '#li-100-1', + targetSelector: '#div-100-1', + scrollSpy, + spy, + contentEl, + cb: done + }) + } + }) + } + }) + } + }) + } + }) + }) + + it('should allow passed in option offset method: offset', () => { + fixtureEl.innerHTML = [ + '<nav class="navbar">', + ' <ul class="nav">', + ' <li class="nav-item"><a id="li-jsm-1" class="nav-link" href="#div-jsm-1">div 1</a></li>', + ' <li class="nav-item"><a id="li-jsm-2" class="nav-link" href="#div-jsm-2">div 2</a></li>', + ' <li class="nav-item"><a id="li-jsm-3" class="nav-link" href="#div-jsm-3">div 3</a></li>', + ' </ul>', + '</nav>', + '<div class="content" style="position: relative; overflow: auto; height: 100px">', + ' <div id="div-jsm-1" style="position: relative; height: 200px; padding: 0; margin: 0">div 1</div>', + ' <div id="div-jsm-2" style="position: relative; height: 150px; padding: 0; margin: 0">div 2</div>', + ' <div id="div-jsm-3" style="position: relative; height: 250px; padding: 0; margin: 0">div 3</div>', + '</div>' + ].join('') + + fixtureEl.style.display = 'block' + + const contentEl = fixtureEl.querySelector('.content') + const targetEl = fixtureEl.querySelector('#div-jsm-2') + const scrollSpy = new ScrollSpy(contentEl, { + target: '.navbar', + offset: 0, + method: 'offset' + }) + + expect(scrollSpy._offsets[1]).toEqual(Manipulator.offset(targetEl).top) + expect(scrollSpy._offsets[1]).not.toEqual(Manipulator.position(targetEl).top) + }) + + it('should allow passed in option offset method: position', () => { + fixtureEl.innerHTML = [ + '<nav class="navbar">', + ' <ul class="nav">', + ' <li class="nav-item"><a id="li-jsm-1" class="nav-link" href="#div-jsm-1">div 1</a></li>', + ' <li class="nav-item"><a id="li-jsm-2" class="nav-link" href="#div-jsm-2">div 2</a></li>', + ' <li class="nav-item"><a id="li-jsm-3" class="nav-link" href="#div-jsm-3">div 3</a></li>', + ' </ul>', + '</nav>', + '<div class="content" style="position: relative; overflow: auto; height: 100px">', + ' <div id="div-jsm-1" style="position: relative; height: 200px; padding: 0; margin: 0">div 1</div>', + ' <div id="div-jsm-2" style="position: relative; height: 150px; padding: 0; margin: 0">div 2</div>', + ' <div id="div-jsm-3" style="position: relative; height: 250px; padding: 0; margin: 0">div 3</div>', + '</div>' + ].join('') + + fixtureEl.style.display = 'block' + + const contentEl = fixtureEl.querySelector('.content') + const targetEl = fixtureEl.querySelector('#div-jsm-2') + const scrollSpy = new ScrollSpy(contentEl, { + target: '.navbar', + offset: 0, + method: 'position' + }) + + expect(scrollSpy._offsets[1]).not.toEqual(Manipulator.offset(targetEl).top) + expect(scrollSpy._offsets[1]).toEqual(Manipulator.position(targetEl).top) + }) + }) + + describe('dispose', () => { + it('should dispose a scrollspy', () => { + spyOn(EventHandler, 'off') + + const scrollSpy = new ScrollSpy(fixtureEl) + + scrollSpy.dispose() + expect(EventHandler.off).toHaveBeenCalledWith(fixtureEl, '.bs.scrollspy') + }) + }) + + describe('_jQueryInterface', () => { + it('should create a scrollspy', () => { + fixtureEl.innerHTML = '<div></div>' + + const div = fixtureEl.querySelector('div') + + jQueryMock.fn.scrollspy = ScrollSpy._jQueryInterface + jQueryMock.elements = [div] + + jQueryMock.fn.scrollspy.call(jQueryMock) + + expect(ScrollSpy._getInstance(div)).toBeDefined() + }) + + it('should not re create a scrollspy', () => { + fixtureEl.innerHTML = '<div></div>' + + const div = fixtureEl.querySelector('div') + const scrollSpy = new ScrollSpy(div) + + jQueryMock.fn.scrollspy = ScrollSpy._jQueryInterface + jQueryMock.elements = [div] + + jQueryMock.fn.scrollspy.call(jQueryMock) + + expect(ScrollSpy._getInstance(div)).toEqual(scrollSpy) + }) + + it('should call a scrollspy method', () => { + fixtureEl.innerHTML = '<div></div>' + + const div = fixtureEl.querySelector('div') + const scrollSpy = new ScrollSpy(div) + + spyOn(scrollSpy, 'refresh') + + jQueryMock.fn.scrollspy = ScrollSpy._jQueryInterface + jQueryMock.elements = [div] + + jQueryMock.fn.scrollspy.call(jQueryMock, 'refresh') + + expect(ScrollSpy._getInstance(div)).toEqual(scrollSpy) + expect(scrollSpy.refresh).toHaveBeenCalled() + }) + + it('should throw error on undefined method', () => { + fixtureEl.innerHTML = '<div></div>' + + const div = fixtureEl.querySelector('div') + const action = 'undefinedMethod' + + jQueryMock.fn.scrollspy = ScrollSpy._jQueryInterface + jQueryMock.elements = [div] + + try { + jQueryMock.fn.scrollspy.call(jQueryMock, action) + } catch (error) { + expect(error.message).toEqual(`No method named "${action}"`) + } + }) + }) + + describe('_getInstance', () => { + it('should return null if there is no instance', () => { + expect(ScrollSpy._getInstance(fixtureEl)).toEqual(null) + }) + }) + + describe('event handler', () => { + it('should create scrollspy on window load event', () => { + fixtureEl.innerHTML = '<div data-spy="scroll"></div>' + + const scrollSpyEl = fixtureEl.querySelector('div') + + window.dispatchEvent(createEvent('load')) + + expect(ScrollSpy._getInstance(scrollSpyEl)).not.toBeNull() + }) + }) +}) diff --git a/js/tests/unit/scrollspy.js b/js/tests/unit/scrollspy.js deleted file mode 100644 index d191150f19..0000000000 --- a/js/tests/unit/scrollspy.js +++ /dev/null @@ -1,743 +0,0 @@ -$(function () { - 'use strict' - - var ScrollSpy = typeof window.bootstrap === 'undefined' ? window.ScrollSpy : window.bootstrap.ScrollSpy - - QUnit.module('scrollspy plugin') - - QUnit.test('should be defined on jquery object', function (assert) { - assert.expect(1) - assert.ok($(document.body).scrollspy, 'scrollspy method is defined') - }) - - QUnit.module('scrollspy', { - beforeEach: function () { - // Run all tests in noConflict mode -- it's the only way to ensure that the plugin works in noConflict mode - $.fn.bootstrapScrollspy = $.fn.scrollspy.noConflict() - }, - afterEach: function () { - $.fn.scrollspy = $.fn.bootstrapScrollspy - delete $.fn.bootstrapScrollspy - $('#qunit-fixture').html('') - } - }) - - QUnit.test('should provide no conflict', function (assert) { - assert.expect(1) - assert.strictEqual(typeof $.fn.scrollspy, 'undefined', 'scrollspy was set back to undefined (org value)') - }) - - QUnit.test('should throw explicit error on undefined method', function (assert) { - assert.expect(1) - var $el = $('<div/>').appendTo('#qunit-fixture') - $el.bootstrapScrollspy() - try { - $el.bootstrapScrollspy('noMethod') - } catch (error) { - assert.strictEqual(error.message, 'No method named "noMethod"') - } - }) - - QUnit.test('should return jquery collection containing the element', function (assert) { - assert.expect(2) - var $el = $('<div/>').appendTo('#qunit-fixture') - var $scrollspy = $el.bootstrapScrollspy() - assert.ok($scrollspy instanceof $, 'returns jquery collection') - assert.strictEqual($scrollspy[0], $el[0], 'collection contains element') - }) - - QUnit.test('should only switch "active" class on current target', function (assert) { - assert.expect(1) - var done = assert.async() - - var sectionHTML = '<div id="root" class="active">' + - '<div class="topbar">' + - '<div class="topbar-inner">' + - '<div class="container" id="ss-target">' + - '<ul class="nav">' + - '<li class="nav-item"><a href="#masthead">Overview</a></li>' + - '<li class="nav-item"><a href="#detail">Detail</a></li>' + - '</ul>' + - '</div>' + - '</div>' + - '</div>' + - '<div id="scrollspy-example" style="height: 100px; overflow: auto;">' + - '<div style="height: 200px;">' + - '<h4 id="masthead">Overview</h4>' + - '<p style="height: 200px">' + - 'Ad leggings keytar, brunch id art party dolor labore.' + - '</p>' + - '</div>' + - '<div style="height: 200px;">' + - '<h4 id="detail">Detail</h4>' + - '<p style="height: 200px">' + - 'Veniam marfa mustache skateboard, adipisicing fugiat velit pitchfork beard.' + - '</p>' + - '</div>' + - '</div>' + - '</div>' - var $section = $(sectionHTML).appendTo('#qunit-fixture') - - var $scrollspy = $section - .show() - .find('#scrollspy-example') - .bootstrapScrollspy({ - target: 'ss-target' - }) - - $scrollspy.one('scroll', function () { - assert.ok($section.hasClass('active'), '"active" class still on root node') - done() - }) - - $scrollspy.scrollTop(350) - }) - - QUnit.test('should only switch "active" class on current target specified w element', function (assert) { - assert.expect(1) - var done = assert.async() - - var sectionHTML = '<div id="root" class="active">' + - '<div class="topbar">' + - '<div class="topbar-inner">' + - '<div class="container" id="ss-target">' + - '<ul class="nav">' + - '<li class="nav-item"><a href="#masthead">Overview</a></li>' + - '<li class="nav-item"><a href="#detail">Detail</a></li>' + - '</ul>' + - '</div>' + - '</div>' + - '</div>' + - '<div id="scrollspy-example" style="height: 100px; overflow: auto;">' + - '<div style="height: 200px;">' + - '<h4 id="masthead">Overview</h4>' + - '<p style="height: 200px">' + - 'Ad leggings keytar, brunch id art party dolor labore.' + - '</p>' + - '</div>' + - '<div style="height: 200px;">' + - '<h4 id="detail">Detail</h4>' + - '<p style="height: 200px">' + - 'Veniam marfa mustache skateboard, adipisicing fugiat velit pitchfork beard.' + - '</p>' + - '</div>' + - '</div>' + - '</div>' - var $section = $(sectionHTML).appendTo('#qunit-fixture') - - var $scrollspy = $section - .show() - .find('#scrollspy-example') - .bootstrapScrollspy({ - target: document.getElementById('ss-target') - }) - - $scrollspy.one('scroll', function () { - assert.ok($section.hasClass('active'), '"active" class still on root node') - done() - }) - - $scrollspy.scrollTop(350) - }) - - QUnit.test('should correctly select middle navigation option when large offset is used', function (assert) { - assert.expect(3) - var done = assert.async() - - var sectionHTML = '<div id="header" style="height: 500px;"></div>' + - '<nav id="navigation" class="navbar">' + - '<ul class="navbar-nav">' + - '<li class="nav-item active"><a class="nav-link" id="one-link" href="#one">One</a></li>' + - '<li class="nav-item"><a class="nav-link" id="two-link" href="#two">Two</a></li>' + - '<li class="nav-item"><a class="nav-link" id="three-link" href="#three">Three</a></li>' + - '</ul>' + - '</nav>' + - '<div id="content" style="height: 200px; overflow-y: auto;">' + - '<div id="one" style="height: 500px;"></div>' + - '<div id="two" style="height: 300px;"></div>' + - '<div id="three" style="height: 10px;"></div>' + - '</div>' - var $section = $(sectionHTML).appendTo('#qunit-fixture') - var $scrollspy = $section - .show() - .filter('#content') - - $scrollspy.bootstrapScrollspy({ - target: '#navigation', - offset: $scrollspy.position().top - }) - - $scrollspy.one('scroll', function () { - assert.ok(!$section.find('#one-link').hasClass('active'), '"active" class removed from first section') - assert.ok($section.find('#two-link').hasClass('active'), '"active" class on middle section') - assert.ok(!$section.find('#three-link').hasClass('active'), '"active" class not on last section') - done() - }) - - $scrollspy.scrollTop(550) - }) - - QUnit.test('should add the active class to the correct element', function (assert) { - assert.expect(2) - var navbarHtml = - '<nav class="navbar">' + - '<ul class="nav">' + - '<li class="nav-item"><a class="nav-link" id="a-1" href="#div-1">div 1</a></li>' + - '<li class="nav-item"><a class="nav-link" id="a-2" href="#div-2">div 2</a></li>' + - '</ul>' + - '</nav>' - var contentHtml = - '<div class="content" style="overflow: auto; height: 50px">' + - '<div id="div-1" style="height: 100px; padding: 0; margin: 0">div 1</div>' + - '<div id="div-2" style="height: 200px; padding: 0; margin: 0">div 2</div>' + - '</div>' - - $(navbarHtml).appendTo('#qunit-fixture') - var $content = $(contentHtml) - .appendTo('#qunit-fixture') - .bootstrapScrollspy({ - offset: 0, - target: '.navbar' - }) - - var done = assert.async() - var testElementIsActiveAfterScroll = function (element, target) { - var deferred = $.Deferred() - // add top padding to fix Chrome on Android failures - var paddingTop = 5 - var scrollHeight = Math.ceil($content.scrollTop() + $(target).position().top) + paddingTop - $content.one('scroll', function () { - assert.ok($(element).hasClass('active'), 'target:' + target + ', element' + element) - deferred.resolve() - }) - $content.scrollTop(scrollHeight) - return deferred.promise() - } - - $.when(testElementIsActiveAfterScroll('#a-1', '#div-1')) - .then(function () { - return testElementIsActiveAfterScroll('#a-2', '#div-2') - }) - .then(function () { - done() - }) - }) - - QUnit.test('should add the active class to the correct element (nav markup)', function (assert) { - assert.expect(2) - var navbarHtml = - '<nav class="navbar">' + - '<nav class="nav">' + - '<a class="nav-link" id="a-1" href="#div-1">div 1</a>' + - '<a class="nav-link" id="a-2" href="#div-2">div 2</a>' + - '</nav>' + - '</nav>' - var contentHtml = - '<div class="content" style="overflow: auto; height: 50px">' + - '<div id="div-1" style="height: 100px; padding: 0; margin: 0">div 1</div>' + - '<div id="div-2" style="height: 200px; padding: 0; margin: 0">div 2</div>' + - '</div>' - - $(navbarHtml).appendTo('#qunit-fixture') - var $content = $(contentHtml) - .appendTo('#qunit-fixture') - .bootstrapScrollspy({ - offset: 0, - target: '.navbar' - }) - - var done = assert.async() - var testElementIsActiveAfterScroll = function (element, target) { - var deferred = $.Deferred() - // add top padding to fix Chrome on Android failures - var paddingTop = 5 - var scrollHeight = Math.ceil($content.scrollTop() + $(target).position().top) + paddingTop - $content.one('scroll', function () { - assert.ok($(element).hasClass('active'), 'target:' + target + ', element' + element) - deferred.resolve() - }) - $content.scrollTop(scrollHeight) - return deferred.promise() - } - - $.when(testElementIsActiveAfterScroll('#a-1', '#div-1')) - .then(function () { - return testElementIsActiveAfterScroll('#a-2', '#div-2') - }) - .then(function () { - done() - }) - }) - - QUnit.test('should add the active class to the correct element (list-group markup)', function (assert) { - assert.expect(2) - var navbarHtml = - '<nav class="navbar">' + - '<div class="list-group">' + - '<a class="list-group-item" id="a-1" href="#div-1">div 1</a>' + - '<a class="list-group-item" id="a-2" href="#div-2">div 2</a>' + - '</div>' + - '</nav>' - var contentHtml = - '<div class="content" style="overflow: auto; height: 50px">' + - '<div id="div-1" style="height: 100px; padding: 0; margin: 0">div 1</div>' + - '<div id="div-2" style="height: 200px; padding: 0; margin: 0">div 2</div>' + - '</div>' - - $(navbarHtml).appendTo('#qunit-fixture') - var $content = $(contentHtml) - .appendTo('#qunit-fixture') - .bootstrapScrollspy({ - offset: 0, - target: '.navbar' - }) - - var done = assert.async() - var testElementIsActiveAfterScroll = function (element, target) { - var deferred = $.Deferred() - // add top padding to fix Chrome on Android failures - var paddingTop = 5 - var scrollHeight = Math.ceil($content.scrollTop() + $(target).position().top) + paddingTop - $content.one('scroll', function () { - assert.ok($(element).hasClass('active'), 'target:' + target + ', element' + element) - deferred.resolve() - }) - $content.scrollTop(scrollHeight) - return deferred.promise() - } - - $.when(testElementIsActiveAfterScroll('#a-1', '#div-1')) - .then(function () { - return testElementIsActiveAfterScroll('#a-2', '#div-2') - }) - .then(function () { - done() - }) - }) - - QUnit.test('should add the active class correctly when there are nested elements at 0 scroll offset', function (assert) { - assert.expect(6) - var times = 0 - var done = assert.async() - var navbarHtml = '<nav id="navigation" class="navbar">' + - '<ul class="nav">' + - '<li class="nav-item"><a id="a-1" class="nav-link" href="#div-1">div 1</a>' + - '<ul class="nav">' + - '<li class="nav-item"><a id="a-2" class="nav-link" href="#div-2">div 2</a></li>' + - '</ul>' + - '</li>' + - '</ul>' + - '</nav>' - - var contentHtml = '<div class="content" style="position: absolute; top: 0px; overflow: auto; height: 50px">' + - '<div id="div-1" style="padding: 0; margin: 0">' + - '<div id="div-2" style="height: 200px; padding: 0; margin: 0">div 2</div>' + - '</div>' + - '</div>' - - $(navbarHtml).appendTo('#qunit-fixture') - - var $content = $(contentHtml) - .appendTo('#qunit-fixture') - .bootstrapScrollspy({ - offset: 0, - target: '#navigation' - }) - - function testActiveElements() { - if (++times > 3) { - return done() - } - - $content.one('scroll', function () { - assert.ok($('#a-1').hasClass('active'), 'nav item for outer element has "active" class') - assert.ok($('#a-2').hasClass('active'), 'nav item for inner element has "active" class') - testActiveElements() - }) - - $content.scrollTop($content.scrollTop() + 10) - } - - testActiveElements() - }) - - QUnit.test('should add the active class correctly when there are nested elements (nav markup)', function (assert) { - assert.expect(6) - var times = 0 - var done = assert.async() - var navbarHtml = '<nav id="navigation" class="navbar">' + - '<nav class="nav">' + - '<a id="a-1" class="nav-link" href="#div-1">div 1</a>' + - '<nav class="nav">' + - '<a id="a-2" class="nav-link" href="#div-2">div 2</a>' + - '</nav>' + - '</nav>' + - '</nav>' - - var contentHtml = '<div class="content" style="position: absolute; top: 0px; overflow: auto; height: 50px">' + - '<div id="div-1" style="padding: 0; margin: 0">' + - '<div id="div-2" style="height: 200px; padding: 0; margin: 0">div 2</div>' + - '</div>' + - '</div>' - - $(navbarHtml).appendTo('#qunit-fixture') - - var $content = $(contentHtml) - .appendTo('#qunit-fixture') - .bootstrapScrollspy({ - offset: 0, - target: '#navigation' - }) - - function testActiveElements() { - if (++times > 3) { - return done() - } - - $content.one('scroll', function () { - assert.ok($('#a-1').hasClass('active'), 'nav item for outer element has "active" class') - assert.ok($('#a-2').hasClass('active'), 'nav item for inner element has "active" class') - testActiveElements() - }) - - $content.scrollTop($content.scrollTop() + 10) - } - - testActiveElements() - }) - - QUnit.test('should add the active class correctly when there are nested elements (nav nav-item markup)', function (assert) { - assert.expect(6) - var times = 0 - var done = assert.async() - var navbarHtml = '<nav id="navigation" class="navbar">' + - '<ul class="nav">' + - '<li class="nav-item"><a id="a-1" class="nav-link" href="#div-1">div 1</a></li>' + - '<ul class="nav">' + - '<li class="nav-item"><a id="a-2" class="nav-link" href="#div-2">div 2</a></li>' + - '</ul>' + - '</ul>' + - '</nav>' - - var contentHtml = '<div class="content" style="position: absolute; top: 0px; overflow: auto; height: 50px">' + - '<div id="div-1" style="padding: 0; margin: 0">' + - '<div id="div-2" style="height: 200px; padding: 0; margin: 0">div 2</div>' + - '</div>' + - '</div>' - - $(navbarHtml).appendTo('#qunit-fixture') - - var $content = $(contentHtml) - .appendTo('#qunit-fixture') - .bootstrapScrollspy({ - offset: 0, - target: '#navigation' - }) - - function testActiveElements() { - if (++times > 3) { - return done() - } - - $content.one('scroll', function () { - assert.ok($('#a-1').hasClass('active'), 'nav item for outer element has "active" class') - assert.ok($('#a-2').hasClass('active'), 'nav item for inner element has "active" class') - testActiveElements() - }) - - $content.scrollTop($content.scrollTop() + 10) - } - - testActiveElements() - }) - - QUnit.test('should add the active class correctly when there are nested elements (list-group markup)', function (assert) { - assert.expect(6) - var times = 0 - var done = assert.async() - var navbarHtml = '<nav id="navigation" class="navbar">' + - '<div class="list-group">' + - '<a id="a-1" class="list-group-item" href="#div-1">div 1</a>' + - '<div class="list-group">' + - '<a id="a-2" class="list-group-item" href="#div-2">div 2</a>' + - '</div>' + - '</div>' + - '</nav>' - - var contentHtml = '<div class="content" style="position: absolute; top: 0px; overflow: auto; height: 50px">' + - '<div id="div-1" style="padding: 0; margin: 0">' + - '<div id="div-2" style="height: 200px; padding: 0; margin: 0">div 2</div>' + - '</div>' + - '</div>' - - $(navbarHtml).appendTo('#qunit-fixture') - - var $content = $(contentHtml) - .appendTo('#qunit-fixture') - .bootstrapScrollspy({ - offset: 0, - target: '#navigation' - }) - - function testActiveElements() { - if (++times > 3) { - return done() - } - - $content.one('scroll', function () { - assert.ok($('#a-1').hasClass('active'), 'nav item for outer element has "active" class') - assert.ok($('#a-2').hasClass('active'), 'nav item for inner element has "active" class') - testActiveElements() - }) - - $content.scrollTop($content.scrollTop() + 10) - } - - testActiveElements() - }) - - QUnit.test('should clear selection if above the first section', function (assert) { - assert.expect(3) - var done = assert.async() - - var sectionHTML = '<div id="header" style="height: 500px;"></div>' + - '<nav id="navigation" class="navbar">' + - '<ul class="navbar-nav">' + - '<li class="nav-item"><a id="one-link" class="nav-link active" href="#one">One</a></li>' + - '<li class="nav-item"><a id="two-link" class="nav-link" href="#two">Two</a></li>' + - '<li class="nav-item"><a id="three-link" class="nav-link" href="#three">Three</a></li>' + - '</ul>' + - '</nav>' - $(sectionHTML).appendTo('#qunit-fixture') - - var scrollspyHTML = '<div id="content" style="height: 200px; overflow-y: auto;">' + - '<div id="spacer" style="height: 100px;"/>' + - '<div id="one" style="height: 100px;"/>' + - '<div id="two" style="height: 100px;"/>' + - '<div id="three" style="height: 100px;"/>' + - '<div id="spacer" style="height: 100px;"/>' + - '</div>' - var $scrollspy = $(scrollspyHTML).appendTo('#qunit-fixture') - - $scrollspy - .bootstrapScrollspy({ - target: '#navigation', - offset: $scrollspy.position().top - }) - .one('scroll', function () { - assert.strictEqual($('.active').length, 1, '"active" class on only one element present') - assert.strictEqual($('.active').is('#two-link'), true, '"active" class on second section') - $scrollspy - .one('scroll', function () { - assert.strictEqual($('.active').length, 0, 'selection cleared') - done() - }) - .scrollTop(0) - }) - .scrollTop(201) - }) - - QUnit.test('should NOT clear selection if above the first section and first section is at the top', function (assert) { - assert.expect(4) - var done = assert.async() - - var sectionHTML = '<div id="header" style="height: 500px;"></div>' + - '<nav id="navigation" class="navbar">' + - '<ul class="navbar-nav">' + - '<li class="nav-item"><a id="one-link" class="nav-link active" href="#one">One</a></li>' + - '<li class="nav-item"><a id="two-link" class="nav-link" href="#two">Two</a></li>' + - '<li class="nav-item"><a id="three-link" class="nav-link" href="#three">Three</a></li>' + - '</ul>' + - '</nav>' - $(sectionHTML).appendTo('#qunit-fixture') - - var negativeHeight = -10 - var startOfSectionTwo = 101 - - var scrollspyHTML = '<div id="content" style="height: 200px; overflow-y: auto;">' + - '<div id="one" style="height: 100px;"/>' + - '<div id="two" style="height: 100px;"/>' + - '<div id="three" style="height: 100px;"/>' + - '<div id="spacer" style="height: 100px;"/>' + - '</div>' - var $scrollspy = $(scrollspyHTML).appendTo('#qunit-fixture') - - $scrollspy - .bootstrapScrollspy({ - target: '#navigation', - offset: $scrollspy[0].offsetTop - }) - .one('scroll', function () { - assert.strictEqual($('.active').length, 1, '"active" class on only one element present') - assert.strictEqual($('.active').is('#two-link'), true, '"active" class on second section') - $scrollspy - .one('scroll', function () { - assert.strictEqual($('.active').length, 1, '"active" class on only one element present') - assert.strictEqual($('.active').is('#one-link'), true, '"active" class on first section') - done() - }) - .scrollTop(negativeHeight) - }) - .scrollTop(startOfSectionTwo) - }) - - QUnit.test('should correctly select navigation element on backward scrolling when each target section height is 100%', function (assert) { - assert.expect(5) - var navbarHtml = - '<nav class="navbar">' + - '<ul class="nav">' + - '<li class="nav-item"><a id="li-100-1" class="nav-link" href="#div-100-1">div 1</a></li>' + - '<li class="nav-item"><a id="li-100-2" class="nav-link" href="#div-100-2">div 2</a></li>' + - '<li class="nav-item"><a id="li-100-3" class="nav-link" href="#div-100-3">div 3</a></li>' + - '<li class="nav-item"><a id="li-100-4" class="nav-link" href="#div-100-4">div 4</a></li>' + - '<li class="nav-item"><a id="li-100-5" class="nav-link" href="#div-100-5">div 5</a></li>' + - '</ul>' + - '</nav>' - var contentHtml = - '<div class="content" style="position: relative; overflow: auto; height: 100px">' + - '<div id="div-100-1" style="position: relative; height: 100%; padding: 0; margin: 0">div 1</div>' + - '<div id="div-100-2" style="position: relative; height: 100%; padding: 0; margin: 0">div 2</div>' + - '<div id="div-100-3" style="position: relative; height: 100%; padding: 0; margin: 0">div 3</div>' + - '<div id="div-100-4" style="position: relative; height: 100%; padding: 0; margin: 0">div 4</div>' + - '<div id="div-100-5" style="position: relative; height: 100%; padding: 0; margin: 0">div 5</div>' + - '</div>' - - $(navbarHtml).appendTo('#qunit-fixture') - var $content = $(contentHtml) - .appendTo('#qunit-fixture') - .bootstrapScrollspy({ - offset: 0, - target: '.navbar' - }) - - var testElementIsActiveAfterScroll = function (element, target) { - var deferred = $.Deferred() - // add top padding to fix Chrome on Android failures - var paddingTop = 5 - var scrollHeight = Math.ceil($content.scrollTop() + $(target).position().top) + paddingTop - $content.one('scroll', function () { - assert.ok($(element).hasClass('active'), 'target:' + target + ', element: ' + element) - deferred.resolve() - }) - $content.scrollTop(scrollHeight) - return deferred.promise() - } - - var done = assert.async() - $.when(testElementIsActiveAfterScroll('#li-100-5', '#div-100-5')) - .then(function () { - return testElementIsActiveAfterScroll('#li-100-4', '#div-100-4') - }) - .then(function () { - return testElementIsActiveAfterScroll('#li-100-3', '#div-100-3') - }) - .then(function () { - return testElementIsActiveAfterScroll('#li-100-2', '#div-100-2') - }) - .then(function () { - return testElementIsActiveAfterScroll('#li-100-1', '#div-100-1') - }) - .then(function () { - done() - }) - }) - - QUnit.test('should allow passed in option offset method: offset', function (assert) { - assert.expect(4) - - var testOffsetMethod = function (type) { - var $navbar = $( - '<nav class="navbar"' + (type === 'data' ? ' id="navbar-offset-method-menu"' : '') + '>' + - '<ul class="nav">' + - '<li class="nav-item"><a id="li-' + type + 'm-1" class="nav-link" href="#div-' + type + 'm-1">div 1</a></li>' + - '<li class="nav-item"><a id="li-' + type + 'm-2" class="nav-link" href="#div-' + type + 'm-2">div 2</a></li>' + - '<li class="nav-item"><a id="li-' + type + 'm-3" class="nav-link" href="#div-' + type + 'm-3">div 3</a></li>' + - '</ul>' + - '</nav>' - ) - var $content = $( - '<div class="content"' + (type === 'data' ? ' data-spy="scroll" data-target="#navbar-offset-method-menu" data-offset="0" data-method="offset"' : '') + ' style="position: relative; overflow: auto; height: 100px">' + - '<div id="div-' + type + 'm-1" style="position: relative; height: 200px; padding: 0; margin: 0">div 1</div>' + - '<div id="div-' + type + 'm-2" style="position: relative; height: 150px; padding: 0; margin: 0">div 2</div>' + - '<div id="div-' + type + 'm-3" style="position: relative; height: 250px; padding: 0; margin: 0">div 3</div>' + - '</div>' - ) - - $navbar.appendTo('#qunit-fixture') - $content.appendTo('#qunit-fixture') - - if (type === 'js') { - $content.bootstrapScrollspy({ - target: '.navbar', - offset: 0, - method: 'offset' - }) - } else if (type === 'data') { - window.dispatchEvent(new Event('load')) - } - - var $target = $('#div-' + type + 'm-2') - var scrollspy = ScrollSpy._getInstance($content[0]) - - assert.ok(scrollspy._offsets[1] === $target.offset().top, 'offset method with ' + type + ' option') - assert.ok(scrollspy._offsets[1] !== $target.position().top, 'position method with ' + type + ' option') - $navbar.remove() - $content.remove() - } - - testOffsetMethod('js') - testOffsetMethod('data') - }) - - QUnit.test('should allow passed in option offset method: position', function (assert) { - assert.expect(4) - - var testOffsetMethod = function (type) { - var $navbar = $( - '<nav class="navbar"' + (type === 'data' ? ' id="navbar-offset-method-menu"' : '') + '>' + - '<ul class="nav">' + - '<li class="nav-item"><a class="nav-link" id="li-' + type + 'm-1" href="#div-' + type + 'm-1">div 1</a></li>' + - '<li class="nav-item"><a class="nav-link" id="li-' + type + 'm-2" href="#div-' + type + 'm-2">div 2</a></li>' + - '<li class="nav-item"><a class="nav-link" id="li-' + type + 'm-3" href="#div-' + type + 'm-3">div 3</a></li>' + - '</ul>' + - '</nav>' - ) - var $content = $( - '<div class="content"' + (type === 'data' ? ' data-spy="scroll" data-target="#navbar-offset-method-menu" data-offset="0" data-method="position"' : '') + ' style="position: relative; overflow: auto; height: 100px">' + - '<div id="div-' + type + 'm-1" style="position: relative; height: 200px; padding: 0; margin: 0">div 1</div>' + - '<div id="div-' + type + 'm-2" style="position: relative; height: 150px; padding: 0; margin: 0">div 2</div>' + - '<div id="div-' + type + 'm-3" style="position: relative; height: 250px; padding: 0; margin: 0">div 3</div>' + - '</div>' - ) - - $navbar.appendTo('#qunit-fixture') - $content.appendTo('#qunit-fixture') - - if (type === 'js') { - $content.bootstrapScrollspy({ - target: '.navbar', - offset: 0, - method: 'position' - }) - } else if (type === 'data') { - window.dispatchEvent(new Event('load')) - } - - var $target = $('#div-' + type + 'm-2') - var scrollspy = ScrollSpy._getInstance($content[0]) - - assert.ok(scrollspy._offsets[1] !== $target.offset().top, 'offset method with ' + type + ' option') - assert.ok(scrollspy._offsets[1] === $target.position().top, 'position method with ' + type + ' option') - $navbar.remove() - $content.remove() - } - - testOffsetMethod('js') - testOffsetMethod('data') - }) - - QUnit.test('should return the version', function (assert) { - assert.expect(1) - assert.strictEqual(typeof ScrollSpy.VERSION, 'string') - }) -}) |