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import Vue from 'vue';
import mountComponent from 'spec/helpers/vue_mount_component_helper';
import { GREEN_BOX_IMAGE_URL, RED_BOX_IMAGE_URL } from 'spec/test_constants';
import imageDiffViewer from '~/vue_shared/components/diff_viewer/viewers/image_diff_viewer.vue';
describe('ImageDiffViewer', () => {
const requiredProps = {
diffMode: 'replaced',
newPath: GREEN_BOX_IMAGE_URL,
oldPath: RED_BOX_IMAGE_URL,
};
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(requiredProps);
setTimeout(() => {
expect(vm.$el.querySelector('.added img').getAttribute('src')).toBe(GREEN_BOX_IMAGE_URL);
expect(vm.$el.querySelector('.deleted 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.$el.querySelector('.view-modes-menu li:nth-child(3)').textContent.trim()).toBe(
'Onion skin',
);
done();
});
});
it('renders image diff for new', done => {
createComponent(
Object.assign({}, requiredProps, {
diffMode: 'new',
oldPath: '',
}),
);
setTimeout(() => {
expect(vm.$el.querySelector('.added img').getAttribute('src')).toBe(GREEN_BOX_IMAGE_URL);
done();
});
});
it('renders image diff for deleted', done => {
createComponent(
Object.assign({}, requiredProps, {
diffMode: 'deleted',
newPath: '',
}),
);
setTimeout(() => {
expect(vm.$el.querySelector('.deleted img').getAttribute('src')).toBe(RED_BOX_IMAGE_URL);
done();
});
});
it('renders image diff for renamed', done => {
vm = new Vue({
components: {
imageDiffViewer,
},
template: `
<image-diff-viewer diff-mode="renamed" new-path="${GREEN_BOX_IMAGE_URL}" old-path="">
<span slot="image-overlay" class="overlay">test</span>
</image-diff-viewer>
`,
}).$mount();
setTimeout(() => {
expect(vm.$el.querySelector('img').getAttribute('src')).toBe(GREEN_BOX_IMAGE_URL);
expect(vm.$el.querySelector('.overlay')).not.toBe(null);
done();
});
});
describe('swipeMode', () => {
beforeEach(done => {
createComponent(requiredProps);
setTimeout(() => {
done();
});
});
it('switches to Swipe Mode', done => {
vm.$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();
});
});
});
describe('onionSkin', () => {
beforeEach(done => {
createComponent(requiredProps);
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.$nextTick(() => {
dragSlider(vm.$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();
});
});
});
});
});
|