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import $ from 'jquery';
import setupToggleButtons from '~/toggle_buttons';
import getSetTimeoutPromise from './helpers/set_timeout_promise_helper';
function generateMarkup(isChecked = true) {
return `
<button type="button" class="${isChecked ? 'is-checked' : ''} js-project-feature-toggle">
<input type="hidden" class="js-project-feature-toggle-input" value="${isChecked}" />
</button>
`;
}
function setupFixture(isChecked, clickCallback) {
const wrapper = document.createElement('div');
wrapper.innerHTML = generateMarkup(isChecked);
setupToggleButtons(wrapper, clickCallback);
return wrapper;
}
describe('ToggleButtons', () => {
describe('when input value is true', () => {
it('should initialize as checked', () => {
const wrapper = setupFixture(true);
expect(
wrapper.querySelector('.js-project-feature-toggle').classList.contains('is-checked'),
).toEqual(true);
expect(wrapper.querySelector('.js-project-feature-toggle-input').value).toEqual('true');
});
it('should toggle to unchecked when clicked', done => {
const wrapper = setupFixture(true);
const toggleButton = wrapper.querySelector('.js-project-feature-toggle');
toggleButton.click();
getSetTimeoutPromise()
.then(() => {
expect(toggleButton.classList.contains('is-checked')).toEqual(false);
expect(wrapper.querySelector('.js-project-feature-toggle-input').value).toEqual('false');
})
.then(done)
.catch(done.fail);
});
});
describe('when input value is false', () => {
it('should initialize as unchecked', () => {
const wrapper = setupFixture(false);
expect(
wrapper.querySelector('.js-project-feature-toggle').classList.contains('is-checked'),
).toEqual(false);
expect(wrapper.querySelector('.js-project-feature-toggle-input').value).toEqual('false');
});
it('should toggle to checked when clicked', done => {
const wrapper = setupFixture(false);
const toggleButton = wrapper.querySelector('.js-project-feature-toggle');
toggleButton.click();
getSetTimeoutPromise()
.then(() => {
expect(toggleButton.classList.contains('is-checked')).toEqual(true);
expect(wrapper.querySelector('.js-project-feature-toggle-input').value).toEqual('true');
})
.then(done)
.catch(done.fail);
});
});
it('should emit `trigger-change` event', done => {
const changeSpy = jasmine.createSpy('changeEventHandler');
const wrapper = setupFixture(false);
const toggleButton = wrapper.querySelector('.js-project-feature-toggle');
const input = wrapper.querySelector('.js-project-feature-toggle-input');
$(input).on('trigger-change', changeSpy);
toggleButton.click();
getSetTimeoutPromise()
.then(() => {
expect(changeSpy).toHaveBeenCalled();
})
.then(done)
.catch(done.fail);
});
describe('clickCallback', () => {
it('should show loading indicator while waiting', done => {
const isChecked = true;
const clickCallback = (newValue, toggleButton) => {
const input = toggleButton.querySelector('.js-project-feature-toggle-input');
expect(newValue).toEqual(false);
// Check for the loading state
expect(toggleButton.classList.contains('is-checked')).toEqual(false);
expect(toggleButton.classList.contains('is-loading')).toEqual(true);
expect(toggleButton.disabled).toEqual(true);
expect(input.value).toEqual('true');
// After the callback finishes, check that the loading state is gone
getSetTimeoutPromise()
.then(() => {
expect(toggleButton.classList.contains('is-checked')).toEqual(false);
expect(toggleButton.classList.contains('is-loading')).toEqual(false);
expect(toggleButton.disabled).toEqual(false);
expect(input.value).toEqual('false');
})
.then(done)
.catch(done.fail);
};
const wrapper = setupFixture(isChecked, clickCallback);
const toggleButton = wrapper.querySelector('.js-project-feature-toggle');
toggleButton.click();
});
});
});
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