83 lines
2.3 KiB
TypeScript
83 lines
2.3 KiB
TypeScript
import {test, expect, vi} from 'vitest'
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import {getHistory, removeProjectFromHistory, saveProjectToHistory} from './projectHistory'
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test('return an empty history when none was saved', () => {
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Storage.prototype.getItem = vi.fn(() => null)
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const h = getHistory()
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expect(h).toStrictEqual([])
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})
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test('return a saved history', () => {
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const saved = [{id: 1}, {id: 2}]
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Storage.prototype.getItem = vi.fn(() => JSON.stringify(saved))
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const h = getHistory()
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expect(h).toStrictEqual(saved)
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})
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test('store project in history', () => {
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let saved = {}
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Storage.prototype.getItem = vi.fn(() => null)
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Storage.prototype.setItem = vi.fn((key, projects) => {
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saved = projects
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})
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saveProjectToHistory({id: 1})
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expect(saved).toBe('[{"id":1}]')
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})
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test('store only the last 5 projects in history', () => {
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let saved: string | null = null
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Storage.prototype.getItem = vi.fn(() => saved)
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Storage.prototype.setItem = vi.fn((key: string, projects: string) => {
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saved = projects
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})
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saveProjectToHistory({id: 1})
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saveProjectToHistory({id: 2})
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saveProjectToHistory({id: 3})
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saveProjectToHistory({id: 4})
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saveProjectToHistory({id: 5})
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saveProjectToHistory({id: 6})
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expect(saved).toBe('[{"id":6},{"id":5},{"id":4},{"id":3},{"id":2}]')
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})
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test('don\'t store the same project twice', () => {
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let saved: string | null = null
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Storage.prototype.getItem = vi.fn(() => saved)
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Storage.prototype.setItem = vi.fn((key: string, projects: string) => {
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saved = projects
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})
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saveProjectToHistory({id: 1})
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saveProjectToHistory({id: 1})
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expect(saved).toBe('[{"id":1}]')
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})
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test('move a project to the beginning when storing it multiple times', () => {
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let saved: string | null = null
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Storage.prototype.getItem = vi.fn(() => saved)
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Storage.prototype.setItem = vi.fn((key: string, projects: string) => {
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saved = projects
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})
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saveProjectToHistory({id: 1})
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saveProjectToHistory({id: 2})
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saveProjectToHistory({id: 1})
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expect(saved).toBe('[{"id":1},{"id":2}]')
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})
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test('remove project from history', () => {
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let saved: string | null = '[{"id": 1}]'
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Storage.prototype.getItem = vi.fn(() => null)
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Storage.prototype.setItem = vi.fn((key: string, projects: string) => {
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saved = projects
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})
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Storage.prototype.removeItem = vi.fn((key: string) => {
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saved = null
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})
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removeProjectFromHistory({id: 1})
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expect(saved).toBeNull()
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})
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