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import fileUpload from '~/lib/utils/file_upload';
describe('File upload', () => {
beforeEach(() => {
setFixtures(`
<form>
<button class="js-button" type="button">Click me!</button>
<input type="text" class="js-input" />
<span class="js-filename"></span>
</form>
`);
});
describe('when there is a matching button and input', () => {
beforeEach(() => {
fileUpload('.js-button', '.js-input');
});
it('clicks file input after clicking button', () => {
const btn = document.querySelector('.js-button');
const input = document.querySelector('.js-input');
spyOn(input, 'click');
btn.click();
expect(input.click).toHaveBeenCalled();
});
it('updates file name text', () => {
const input = document.querySelector('.js-input');
input.value = 'path/to/file/index.js';
input.dispatchEvent(new CustomEvent('change'));
expect(document.querySelector('.js-filename').textContent).toEqual('index.js');
});
});
it('fails gracefully when there is no matching button', () => {
const input = document.querySelector('.js-input');
const btn = document.querySelector('.js-button');
fileUpload('.js-not-button', '.js-input');
spyOn(input, 'click');
btn.click();
expect(input.click).not.toHaveBeenCalled();
});
it('fails gracefully when there is no matching input', () => {
const input = document.querySelector('.js-input');
const btn = document.querySelector('.js-button');
fileUpload('.js-button', '.js-not-input');
spyOn(input, 'click');
btn.click();
expect(input.click).not.toHaveBeenCalled();
});
});
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