90 lines
2.8 KiB
JavaScript
90 lines
2.8 KiB
JavaScript
import bp from '~/breakpoints';
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import { isMobile, getTopFrequentItems, updateExistingFrequentItem } from '~/frequent_items/utils';
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import { HOUR_IN_MS, FREQUENT_ITEMS } from '~/frequent_items/constants';
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import { mockProject, unsortedFrequentItems, sortedFrequentItems } from './mock_data';
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describe('Frequent Items utils spec', () => {
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describe('isMobile', () => {
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it('returns true when the screen is small ', () => {
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spyOn(bp, 'getBreakpointSize').and.returnValue('sm');
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expect(isMobile()).toBe(true);
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});
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it('returns true when the screen is extra-small ', () => {
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spyOn(bp, 'getBreakpointSize').and.returnValue('xs');
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expect(isMobile()).toBe(true);
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});
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it('returns false when the screen is larger than small ', () => {
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spyOn(bp, 'getBreakpointSize').and.returnValue('md');
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expect(isMobile()).toBe(false);
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});
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});
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describe('getTopFrequentItems', () => {
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it('returns empty array if no items provided', () => {
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const result = getTopFrequentItems();
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expect(result.length).toBe(0);
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});
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it('returns correct amount of items for mobile', () => {
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spyOn(bp, 'getBreakpointSize').and.returnValue('sm');
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const result = getTopFrequentItems(unsortedFrequentItems);
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expect(result.length).toBe(FREQUENT_ITEMS.LIST_COUNT_MOBILE);
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});
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it('returns correct amount of items for desktop', () => {
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spyOn(bp, 'getBreakpointSize').and.returnValue('lg');
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const result = getTopFrequentItems(unsortedFrequentItems);
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expect(result.length).toBe(FREQUENT_ITEMS.LIST_COUNT_DESKTOP);
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});
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it('sorts frequent items in order of frequency and lastAccessedOn', () => {
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spyOn(bp, 'getBreakpointSize').and.returnValue('lg');
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const result = getTopFrequentItems(unsortedFrequentItems);
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const expectedResult = sortedFrequentItems.slice(0, FREQUENT_ITEMS.LIST_COUNT_DESKTOP);
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expect(result).toEqual(expectedResult);
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});
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});
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describe('updateExistingFrequentItem', () => {
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let mockedProject;
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beforeEach(() => {
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mockedProject = {
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...mockProject,
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frequency: 1,
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lastAccessedOn: 1497979281815,
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};
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});
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it('updates item if accessed over an hour ago', () => {
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const newTimestamp = Date.now() + HOUR_IN_MS + 1;
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const newItem = {
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...mockedProject,
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lastAccessedOn: newTimestamp,
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};
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const result = updateExistingFrequentItem(mockedProject, newItem);
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expect(result.frequency).toBe(mockedProject.frequency + 1);
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});
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it('does not update item if accessed within the hour', () => {
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const newItem = {
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...mockedProject,
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lastAccessedOn: mockedProject.lastAccessedOn + HOUR_IN_MS,
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};
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const result = updateExistingFrequentItem(mockedProject, newItem);
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expect(result.frequency).toBe(mockedProject.frequency);
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});
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});
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});
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