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import Vue from 'vue';
import failedToMergeComponent from '~/vue_merge_request_widget/components/states/mr_widget_failed_to_merge.vue';
import eventHub from '~/vue_merge_request_widget/event_hub';
import mountComponent from 'spec/helpers/vue_mount_component_helper';
describe('MRWidgetFailedToMerge', () => {
const dummyIntervalId = 1337;
let Component;
let mr;
let vm;
beforeEach(() => {
Component = Vue.extend(failedToMergeComponent);
spyOn(eventHub, '$emit');
spyOn(window, 'setInterval').and.returnValue(dummyIntervalId);
spyOn(window, 'clearInterval').and.stub();
mr = {
mergeError: 'Merge error happened',
};
vm = mountComponent(Component, {
mr,
});
});
afterEach(() => {
vm.$destroy();
});
it('sets interval to refresh', () => {
expect(window.setInterval).toHaveBeenCalledWith(vm.updateTimer, 1000);
expect(vm.intervalId).toBe(dummyIntervalId);
});
it('clears interval when destroying ', () => {
vm.$destroy();
expect(window.clearInterval).toHaveBeenCalledWith(dummyIntervalId);
});
describe('computed', () => {
describe('timerText', () => {
it('should return correct timer text', () => {
expect(vm.timerText).toEqual('Refreshing in 10 seconds to show the updated status...');
vm.timer = 1;
expect(vm.timerText).toEqual('Refreshing in a second to show the updated status...');
});
});
describe('mergeError', () => {
it('removes forced line breaks', done => {
mr.mergeError = 'contains<br />line breaks<br />';
Vue.nextTick()
.then(() => {
expect(vm.mergeError).toBe('contains line breaks');
})
.then(done)
.catch(done.fail);
});
});
});
describe('created', () => {
it('should disable polling', () => {
expect(eventHub.$emit).toHaveBeenCalledWith('DisablePolling');
});
});
describe('methods', () => {
describe('refresh', () => {
it('should emit event to request component refresh', () => {
expect(vm.isRefreshing).toEqual(false);
vm.refresh();
expect(vm.isRefreshing).toEqual(true);
expect(eventHub.$emit).toHaveBeenCalledWith('MRWidgetUpdateRequested');
expect(eventHub.$emit).toHaveBeenCalledWith('EnablePolling');
});
});
describe('updateTimer', () => {
it('should update timer and emit event when timer end', () => {
spyOn(vm, 'refresh');
expect(vm.timer).toEqual(10);
for (let i = 0; i < 10; i += 1) {
expect(vm.timer).toEqual(10 - i);
vm.updateTimer();
}
expect(vm.refresh).toHaveBeenCalled();
});
});
});
describe('while it is refreshing', () => {
it('renders Refresing now', done => {
vm.isRefreshing = true;
Vue.nextTick(() => {
expect(vm.$el.querySelector('.js-refresh-label').textContent.trim()).toEqual(
'Refreshing now',
);
done();
});
});
});
describe('while it is not regresing', () => {
it('renders warning icon and disabled merge button', () => {
expect(vm.$el.querySelector('.js-ci-status-icon-warning')).not.toBeNull();
expect(vm.$el.querySelector('.js-disabled-merge-button').getAttribute('disabled')).toEqual(
'disabled',
);
});
it('renders given error', () => {
expect(vm.$el.querySelector('.has-error-message').textContent.trim()).toEqual(
'Merge error happened.',
);
});
it('renders refresh button', () => {
expect(vm.$el.querySelector('.js-refresh-button').textContent.trim()).toEqual('Refresh now');
});
it('renders remaining time', () => {
expect(vm.$el.querySelector('.has-custom-error').textContent.trim()).toEqual(
'Refreshing in 10 seconds to show the updated status...',
);
});
});
it('should just generic merge failed message if merge_error is not available', done => {
vm.mr.mergeError = null;
Vue.nextTick(() => {
expect(vm.$el.innerText).toContain('Merge failed.');
expect(vm.$el.innerText).not.toContain('Merge error happened.');
done();
});
});
it('should show refresh label when refresh requested', done => {
vm.refresh();
Vue.nextTick(() => {
expect(vm.$el.innerText).not.toContain('Merge failed. Refreshing');
expect(vm.$el.innerText).toContain('Refreshing now');
done();
});
});
});
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