96 lines
2.8 KiB
JavaScript
96 lines
2.8 KiB
JavaScript
import Vue from 'vue';
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import mountComponent from 'helpers/vue_mount_component_helper';
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import dropdownValueCollapsedComponent from '~/vue_shared/components/sidebar/labels_select/dropdown_value_collapsed.vue';
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import { mockLabels } from './mock_data';
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const createComponent = (labels = mockLabels) => {
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const Component = Vue.extend(dropdownValueCollapsedComponent);
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return mountComponent(Component, {
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labels,
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});
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};
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describe('DropdownValueCollapsedComponent', () => {
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let vm;
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beforeEach(() => {
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vm = createComponent();
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});
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afterEach(() => {
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vm.$destroy();
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});
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describe('computed', () => {
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describe('labelsList', () => {
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it('returns default text when `labels` prop is empty array', () => {
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const vmEmptyLabels = createComponent([]);
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expect(vmEmptyLabels.labelsList).toBe('Labels');
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vmEmptyLabels.$destroy();
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});
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it('returns labels names separated by coma when `labels` prop has more than one item', () => {
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const labels = mockLabels.concat(mockLabels);
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const vmMoreLabels = createComponent(labels);
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const expectedText = labels.map((label) => label.title).join(', ');
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expect(vmMoreLabels.labelsList).toBe(expectedText);
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vmMoreLabels.$destroy();
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});
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it('returns labels names separated by coma with remaining labels count and `and more` phrase when `labels` prop has more than five items', () => {
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const mockMoreLabels = Object.assign([], mockLabels);
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for (let i = 0; i < 6; i += 1) {
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mockMoreLabels.unshift(mockLabels[0]);
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}
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const vmMoreLabels = createComponent(mockMoreLabels);
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const expectedText = `${mockMoreLabels
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.slice(0, 5)
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.map((label) => label.title)
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.join(', ')}, and ${mockMoreLabels.length - 5} more`;
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expect(vmMoreLabels.labelsList).toBe(expectedText);
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vmMoreLabels.$destroy();
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});
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it('returns first label name when `labels` prop has only one item present', () => {
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const text = mockLabels.map((label) => label.title).join(', ');
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expect(vm.labelsList).toBe(text);
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});
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});
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});
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describe('methods', () => {
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describe('handleClick', () => {
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it('emits onValueClick event on component', () => {
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jest.spyOn(vm, '$emit').mockImplementation(() => {});
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vm.handleClick();
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expect(vm.$emit).toHaveBeenCalledWith('onValueClick');
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});
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});
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});
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describe('template', () => {
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it('renders component container element with tooltip`', () => {
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expect(vm.$el.title).toBe(vm.labelsList);
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});
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it('renders tags icon element', () => {
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expect(vm.$el.querySelector('[data-testid="labels-icon"]')).not.toBeNull();
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});
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it('renders labels count', () => {
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expect(vm.$el.querySelector('span').innerText.trim()).toBe(`${vm.labels.length}`);
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});
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});
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});
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