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import Vue, { nextTick } from 'vue';
import fixture from 'test_fixtures/blob/notebook/basic.json';
import CodeComponent from '~/notebook/cells/code.vue';
const Component = Vue.extend(CodeComponent);
describe('Code component', () => {
let vm;
let json;
beforeEach(() => {
// Clone fixture as it could be modified by tests
json = JSON.parse(JSON.stringify(fixture));
});
const setupComponent = (cell) => {
const comp = new Component({
propsData: {
cell,
},
});
comp.$mount();
return comp;
};
describe('without output', () => {
beforeEach(() => {
vm = setupComponent(json.cells[0]);
return nextTick();
});
it('does not render output prompt', () => {
expect(vm.$el.querySelectorAll('.prompt').length).toBe(1);
});
});
describe('with output', () => {
beforeEach(() => {
vm = setupComponent(json.cells[2]);
return nextTick();
});
it('does not render output prompt', () => {
expect(vm.$el.querySelectorAll('.prompt').length).toBe(2);
});
it('renders output cell', () => {
expect(vm.$el.querySelector('.output')).toBeDefined();
});
});
describe('with string for output', () => {
// NBFormat Version 4.1 allows outputs.text to be a string
beforeEach(async () => {
const cell = json.cells[2];
cell.outputs[0].text = cell.outputs[0].text.join('');
vm = setupComponent(cell);
await nextTick();
});
it('does not render output prompt', () => {
expect(vm.$el.querySelectorAll('.prompt').length).toBe(2);
});
it('renders output cell', () => {
expect(vm.$el.querySelector('.output')).toBeDefined();
});
});
describe('with string for cell.source', () => {
beforeEach(async () => {
const cell = json.cells[0];
cell.source = cell.source.join('');
vm = setupComponent(cell);
await nextTick();
});
it('renders the same input as when cell.source is an array', () => {
const expected = "console.log('test')";
expect(vm.$el.querySelector('.input').innerText).toContain(expected);
});
});
});
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