debian-mirror-gitlab/spec/frontend/monitoring/components/variables/dropdown_field_spec.js
2020-10-24 23:57:45 +05:30

65 lines
1.7 KiB
JavaScript

import { shallowMount } from '@vue/test-utils';
import { GlDeprecatedDropdown, GlDeprecatedDropdownItem } from '@gitlab/ui';
import DropdownField from '~/monitoring/components/variables/dropdown_field.vue';
describe('Custom variable component', () => {
let wrapper;
const defaultProps = {
name: 'env',
label: 'Select environment',
value: 'Production',
options: {
values: [{ text: 'Production', value: 'prod' }, { text: 'Canary', value: 'canary' }],
},
};
const createShallowWrapper = props => {
wrapper = shallowMount(DropdownField, {
propsData: {
...defaultProps,
...props,
},
});
};
const findDropdown = () => wrapper.find(GlDeprecatedDropdown);
const findDropdownItems = () => wrapper.findAll(GlDeprecatedDropdownItem);
it('renders dropdown element when all necessary props are passed', () => {
createShallowWrapper();
expect(findDropdown().exists()).toBe(true);
});
it('renders dropdown element with a text', () => {
createShallowWrapper();
expect(findDropdown().attributes('text')).toBe(defaultProps.value);
});
it('renders all the dropdown items', () => {
createShallowWrapper();
expect(findDropdownItems()).toHaveLength(defaultProps.options.values.length);
});
it('renders dropdown when values are missing', () => {
createShallowWrapper({ options: {} });
expect(findDropdown().exists()).toBe(true);
});
it('changing dropdown items triggers update', () => {
createShallowWrapper();
jest.spyOn(wrapper.vm, '$emit');
findDropdownItems()
.at(1)
.vm.$emit('click');
return wrapper.vm.$nextTick(() => {
expect(wrapper.vm.$emit).toHaveBeenCalledWith('input', 'canary');
});
});
});