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Diffstat (limited to 'spec/javascripts/vue_shared/components/diff_viewer/viewers/image_diff_viewer_spec.js')
-rw-r--r-- | spec/javascripts/vue_shared/components/diff_viewer/viewers/image_diff_viewer_spec.js | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/spec/javascripts/vue_shared/components/diff_viewer/viewers/image_diff_viewer_spec.js b/spec/javascripts/vue_shared/components/diff_viewer/viewers/image_diff_viewer_spec.js new file mode 100644 index 00000000000..b878286ae3f --- /dev/null +++ b/spec/javascripts/vue_shared/components/diff_viewer/viewers/image_diff_viewer_spec.js @@ -0,0 +1,185 @@ +import Vue from 'vue'; +import imageDiffViewer from '~/vue_shared/components/diff_viewer/viewers/image_diff_viewer.vue'; +import mountComponent from 'spec/helpers/vue_mount_component_helper'; +import { GREEN_BOX_IMAGE_URL, RED_BOX_IMAGE_URL } from 'spec/test_constants'; + +describe('ImageDiffViewer', () => { + let vm; + + function createComponent(props) { + const ImageDiffViewer = Vue.extend(imageDiffViewer); + vm = mountComponent(ImageDiffViewer, props); + } + + const triggerEvent = (eventName, el = vm.$el, clientX = 0) => { + const event = document.createEvent('MouseEvents'); + event.initMouseEvent( + eventName, + true, + true, + window, + 1, + clientX, + 0, + clientX, + 0, + false, + false, + false, + false, + 0, + null, + ); + + el.dispatchEvent(event); + }; + + const dragSlider = (sliderElement, dragPixel = 20) => { + triggerEvent('mousedown', sliderElement); + triggerEvent('mousemove', document.body, dragPixel); + triggerEvent('mouseup', document.body); + }; + + afterEach(() => { + vm.$destroy(); + }); + + it('renders image diff for replaced', done => { + createComponent({ + diffMode: 'replaced', + newPath: GREEN_BOX_IMAGE_URL, + oldPath: RED_BOX_IMAGE_URL, + }); + + setTimeout(() => { + expect(vm.$el.querySelector('.added .image_file img').getAttribute('src')).toBe( + GREEN_BOX_IMAGE_URL, + ); + expect(vm.$el.querySelector('.deleted .image_file img').getAttribute('src')).toBe( + RED_BOX_IMAGE_URL, + ); + + expect(vm.$el.querySelector('.view-modes-menu li.active').textContent.trim()).toBe('2-up'); + expect(vm.$el.querySelector('.view-modes-menu li:nth-child(2)').textContent.trim()).toBe( + 'Swipe', + ); + expect(vm.$el.querySelector('.view-modes-menu li:nth-child(3)').textContent.trim()).toBe( + 'Onion skin', + ); + + done(); + }); + }); + + it('renders image diff for new', done => { + createComponent({ + diffMode: 'new', + newPath: GREEN_BOX_IMAGE_URL, + oldPath: '', + }); + + setTimeout(() => { + expect(vm.$el.querySelector('.added .image_file img').getAttribute('src')).toBe( + GREEN_BOX_IMAGE_URL, + ); + + done(); + }); + }); + + it('renders image diff for deleted', done => { + createComponent({ + diffMode: 'deleted', + newPath: '', + oldPath: RED_BOX_IMAGE_URL, + }); + + setTimeout(() => { + expect(vm.$el.querySelector('.deleted .image_file img').getAttribute('src')).toBe( + RED_BOX_IMAGE_URL, + ); + + done(); + }); + }); + + describe('swipeMode', () => { + beforeEach(done => { + createComponent({ + diffMode: 'replaced', + newPath: GREEN_BOX_IMAGE_URL, + oldPath: RED_BOX_IMAGE_URL, + }); + + setTimeout(() => { + done(); + }); + }); + + it('switches to Swipe Mode', done => { + vm.$el.querySelector('.view-modes-menu li:nth-child(2)').click(); + + vm.$nextTick(() => { + expect(vm.$el.querySelector('.view-modes-menu li.active').textContent.trim()).toBe('Swipe'); + done(); + }); + }); + + it('drag handler is working', done => { + vm.$el.querySelector('.view-modes-menu li:nth-child(2)').click(); + + vm.$nextTick(() => { + expect(vm.$el.querySelector('.swipe-bar').style.left).toBe('1px'); + expect(vm.$el.querySelector('.top-handle')).not.toBeNull(); + + dragSlider(vm.$el.querySelector('.swipe-bar'), 40); + + vm.$nextTick(() => { + expect(vm.$el.querySelector('.swipe-bar').style.left).toBe('-20px'); + done(); + }); + }); + }); + }); + + describe('onionSkin', () => { + beforeEach(done => { + createComponent({ + diffMode: 'replaced', + newPath: GREEN_BOX_IMAGE_URL, + oldPath: RED_BOX_IMAGE_URL, + }); + + setTimeout(() => { + done(); + }); + }); + + it('switches to Onion Skin Mode', done => { + vm.$el.querySelector('.view-modes-menu li:nth-child(3)').click(); + + vm.$nextTick(() => { + expect(vm.$el.querySelector('.view-modes-menu li.active').textContent.trim()).toBe( + 'Onion skin', + ); + done(); + }); + }); + + it('has working drag handler', done => { + vm.$el.querySelector('.view-modes-menu li:nth-child(3)').click(); + + vm.$nextTick(() => { + expect(vm.$el.querySelector('.dragger').style.left).toBe('100px'); + + dragSlider(vm.$el.querySelector('.dragger')); + + vm.$nextTick(() => { + expect(vm.$el.querySelector('.dragger').style.left).toBe('20px'); + expect(vm.$el.querySelector('.added.frame').style.opacity).toBe('0.2'); + done(); + }); + }); + }); + }); +}); |