414 lines
15 KiB
JavaScript
414 lines
15 KiB
JavaScript
import { cloneDeep } from 'lodash'
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import { setActivePinia, createPinia } from 'pinia'
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import {
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VERSION,
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COMMAND_TRIM_FLAGS,
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COMMAND_TRIM_FLAGS_AND_RESET,
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_moveItemInArray,
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_getRecentData,
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_getAllFlags,
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_mergeFlags,
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_mergePrefs,
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_resetFlags,
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defaultState,
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newUserFlags,
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useServerSideStorageStore,
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} from 'src/stores/serverSideStorage.js'
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describe('The serverSideStorage module', () => {
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beforeEach(() => {
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setActivePinia(createPinia())
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})
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describe('mutations', () => {
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describe('setServerSideStorage', () => {
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const user = {
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created_at: new Date('1999-02-09'),
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storage: {}
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}
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it('should initialize storage if none present', () => {
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const store = useServerSideStorageStore()
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store.setServerSideStorage(store, user)
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expect(store.cache._version).to.eql(VERSION)
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expect(store.cache._timestamp).to.be.a('number')
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expect(store.cache.flagStorage).to.eql(defaultState.flagStorage)
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expect(store.cache.prefsStorage).to.eql(defaultState.prefsStorage)
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})
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it('should initialize storage with proper flags for new users if none present', () => {
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const store = useServerSideStorageStore()
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store.setServerSideStorage({ ...user, created_at: new Date() })
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expect(store.cache._version).to.eql(VERSION)
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expect(store.cache._timestamp).to.be.a('number')
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expect(store.cache.flagStorage).to.eql(newUserFlags)
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expect(store.cache.prefsStorage).to.eql(defaultState.prefsStorage)
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})
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it('should merge flags even if remote timestamp is older', () => {
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const store = useServerSideStorageStore()
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store.cache = {
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_timestamp: Date.now(),
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_version: VERSION,
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...cloneDeep(defaultState)
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}
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store.setServerSideStorage(
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{
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...user,
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storage: {
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_timestamp: 123,
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_version: VERSION,
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flagStorage: {
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...defaultState.flagStorage,
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updateCounter: 1
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},
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prefsStorage: {
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...defaultState.prefsStorage
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}
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}
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}
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)
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expect(store.cache.flagStorage).to.eql({
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...defaultState.flagStorage,
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updateCounter: 1
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})
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})
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it('should reset local timestamp to remote if contents are the same', () => {
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const store = useServerSideStorageStore()
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store.cache = null
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store.setServerSideStorage(
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{
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...user,
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storage: {
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_timestamp: 123,
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_version: VERSION,
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flagStorage: {
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...defaultState.flagStorage,
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updateCounter: 999
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}
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}
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}
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)
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expect(store.cache._timestamp).to.eql(123)
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expect(store.flagStorage.updateCounter).to.eql(999)
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expect(store.cache.flagStorage.updateCounter).to.eql(999)
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})
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it('should remote version if local missing', () => {
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const store = useServerSideStorageStore()
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store.setServerSideStorage(store, user)
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expect(store.cache._version).to.eql(VERSION)
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expect(store.cache._timestamp).to.be.a('number')
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expect(store.cache.flagStorage).to.eql(defaultState.flagStorage)
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})
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})
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describe('setPreference', () => {
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it('should set preference and update journal log accordingly', () => {
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const store = useServerSideStorageStore()
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store.setPreference({ path: 'simple.testing', value: 1 })
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expect(store.prefsStorage.simple.testing).to.eql(1)
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expect(store.prefsStorage._journal.length).to.eql(1)
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expect(store.prefsStorage._journal[0]).to.eql({
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path: 'simple.testing',
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operation: 'set',
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args: [1],
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// should have A timestamp, we don't really care what it is
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timestamp: store.prefsStorage._journal[0].timestamp
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})
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})
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it('should keep journal to a minimum', () => {
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const store = useServerSideStorageStore()
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store.setPreference({ path: 'simple.testing', value: 1 })
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store.setPreference({ path: 'simple.testing', value: 2 })
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store.addCollectionPreference({ path: 'collections.testing', value: 2 })
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store.removeCollectionPreference({ path: 'collections.testing', value: 2 })
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store.updateCache({ username: 'test' })
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expect(store.prefsStorage.simple.testing).to.eql(2)
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expect(store.prefsStorage.collections.testing).to.eql([])
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expect(store.prefsStorage._journal.length).to.eql(2)
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expect(store.prefsStorage._journal[0]).to.eql({
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path: 'simple.testing',
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operation: 'set',
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args: [2],
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// should have A timestamp, we don't really care what it is
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timestamp: store.prefsStorage._journal[0].timestamp
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})
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expect(store.prefsStorage._journal[1]).to.eql({
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path: 'collections.testing',
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operation: 'removeFromCollection',
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args: [2],
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// should have A timestamp, we don't really care what it is
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timestamp: store.prefsStorage._journal[1].timestamp
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})
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})
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it('should remove duplicate entries from journal', () => {
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const store = useServerSideStorageStore()
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store.setPreference({ path: 'simple.testing', value: 1 })
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store.setPreference({ path: 'simple.testing', value: 1 })
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store.addCollectionPreference({ path: 'collections.testing', value: 2 })
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store.addCollectionPreference({ path: 'collections.testing', value: 2 })
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store.updateCache({ username: 'test' })
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expect(store.prefsStorage.simple.testing).to.eql(1)
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expect(store.prefsStorage.collections.testing).to.eql([2])
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expect(store.prefsStorage._journal.length).to.eql(2)
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})
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it('should remove depth = 3 set/unset entries from journal', () => {
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const store = useServerSideStorageStore()
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store.setPreference({ path: 'simple.object.foo', value: 1 })
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store.unsetPreference({ path: 'simple.object.foo' })
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store.updateCache(store, { username: 'test' })
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expect(store.prefsStorage.simple.object).to.not.have.property('foo')
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expect(store.prefsStorage._journal.length).to.eql(1)
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})
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it('should not allow unsetting depth <= 2', () => {
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const store = useServerSideStorageStore()
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store.setPreference({ path: 'simple.object.foo', value: 1 })
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expect(() => store.unsetPreference({ path: 'simple' })).to.throw()
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expect(() => store.unsetPreference({ path: 'simple.object' })).to.throw()
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})
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it('should not allow (un)setting depth > 3', () => {
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const store = useServerSideStorageStore()
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store.setPreference({ path: 'simple.object', value: {} })
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expect(() => store.setPreference({ path: 'simple.object.lv3', value: 1 })).to.not.throw()
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expect(() => store.setPreference({ path: 'simple.object.lv3.lv4', value: 1})).to.throw()
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expect(() => store.unsetPreference({ path: 'simple.object.lv3', value: 1 })).to.not.throw()
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expect(() => store.unsetPreference({ path: 'simple.object.lv3.lv4', value: 1})).to.throw()
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})
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})
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})
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describe('helper functions', () => {
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describe('_moveItemInArray', () => {
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it('should move item according to movement value', () => {
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expect(_moveItemInArray([1, 2, 3, 4], 4, -1)).to.eql([1, 2, 4, 3])
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expect(_moveItemInArray([1, 2, 3, 4], 1, 2)).to.eql([2, 3, 1, 4])
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})
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it('should clamp movement to within array', () => {
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expect(_moveItemInArray([1, 2, 3, 4], 4, -10)).to.eql([4, 1, 2, 3])
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expect(_moveItemInArray([1, 2, 3, 4], 3, 99)).to.eql([1, 2, 4, 3])
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})
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})
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describe('_getRecentData', () => {
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it('should handle nulls correctly', () => {
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expect(_getRecentData(null, null, true)).to.eql({ recent: null, stale: null, needUpload: true })
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})
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it('doesn\'t choke on invalid data', () => {
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expect(_getRecentData({ a: 1 }, { b: 2 }, true)).to.eql({ recent: null, stale: null, needUpload: true })
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})
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it('should prefer the valid non-null correctly, needUpload works properly', () => {
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const nonNull = { _version: VERSION, _timestamp: 1 }
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expect(_getRecentData(nonNull, null, true)).to.eql({ recent: nonNull, stale: null, needUpload: true })
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expect(_getRecentData(null, nonNull, true)).to.eql({ recent: nonNull, stale: null, needUpload: false })
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})
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it('should prefer the one with higher timestamp', () => {
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const a = { _version: VERSION, _timestamp: 1 }
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const b = { _version: VERSION, _timestamp: 2 }
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expect(_getRecentData(a, b, true)).to.eql({ recent: b, stale: a, needUpload: false })
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expect(_getRecentData(b, a, true)).to.eql({ recent: b, stale: a, needUpload: false })
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})
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it('case where both are same', () => {
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const a = { _version: VERSION, _timestamp: 3 }
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const b = { _version: VERSION, _timestamp: 3 }
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expect(_getRecentData(a, b, true)).to.eql({ recent: b, stale: a, needUpload: false })
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expect(_getRecentData(b, a, true)).to.eql({ recent: b, stale: a, needUpload: false })
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})
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})
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describe('_getAllFlags', () => {
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it('should handle nulls properly', () => {
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expect(_getAllFlags(null, null)).to.eql([])
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})
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it('should output list of keys if passed single object', () => {
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expect(_getAllFlags({ flagStorage: { a: 1, b: 1, c: 1 } }, null)).to.eql(['a', 'b', 'c'])
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})
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it('should union keys of both objects', () => {
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expect(_getAllFlags({ flagStorage: { a: 1, b: 1, c: 1 } }, { flagStorage: { c: 1, d: 1 } })).to.eql(['a', 'b', 'c', 'd'])
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})
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})
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describe('_mergeFlags', () => {
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it('should handle merge two flag sets correctly picking higher numbers', () => {
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expect(
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_mergeFlags(
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{ flagStorage: { a: 0, b: 3 } },
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{ flagStorage: { b: 1, c: 4, d: 9 } },
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['a', 'b', 'c', 'd'])
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).to.eql({ a: 0, b: 3, c: 4, d: 9 })
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})
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})
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describe('_mergePrefs', () => {
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it('should prefer recent and apply journal to it', () => {
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expect(
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_mergePrefs(
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// RECENT
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{
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simple: { a: 1, b: 0, c: true },
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_journal: [
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{ path: 'simple.b', operation: 'set', args: [0], timestamp: 2 },
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{ path: 'simple.c', operation: 'set', args: [true], timestamp: 4 }
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]
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},
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// STALE
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{
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simple: { a: 1, b: 1, c: false },
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_journal: [
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{ path: 'simple.a', operation: 'set', args: [1], timestamp: 1 },
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{ path: 'simple.b', operation: 'set', args: [1], timestamp: 3 }
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]
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}
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)
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).to.eql({
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simple: { a: 1, b: 1, c: true },
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_journal: [
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{ path: 'simple.a', operation: 'set', args: [1], timestamp: 1 },
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{ path: 'simple.b', operation: 'set', args: [1], timestamp: 3 },
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{ path: 'simple.c', operation: 'set', args: [true], timestamp: 4 }
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]
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})
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})
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it('should allow setting falsy values', () => {
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expect(
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_mergePrefs(
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// RECENT
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{
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simple: { a: 1, b: 0, c: false },
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_journal: [
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{ path: 'simple.b', operation: 'set', args: [0], timestamp: 2 },
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{ path: 'simple.c', operation: 'set', args: [false], timestamp: 4 }
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]
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},
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// STALE
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{
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simple: { a: 0, b: 0, c: true },
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_journal: [
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{ path: 'simple.a', operation: 'set', args: [0], timestamp: 1 },
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{ path: 'simple.b', operation: 'set', args: [0], timestamp: 3 }
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]
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}
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)
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).to.eql({
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simple: { a: 0, b: 0, c: false },
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_journal: [
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{ path: 'simple.a', operation: 'set', args: [0], timestamp: 1 },
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{ path: 'simple.b', operation: 'set', args: [0], timestamp: 3 },
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{ path: 'simple.c', operation: 'set', args: [false], timestamp: 4 }
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]
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})
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})
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it('should work with strings', () => {
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expect(
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_mergePrefs(
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// RECENT
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{
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simple: { a: 'foo' },
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_journal: [
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{ path: 'simple.a', operation: 'set', args: ['foo'], timestamp: 2 }
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]
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},
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// STALE
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{
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simple: { a: 'bar' },
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_journal: [
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{ path: 'simple.a', operation: 'set', args: ['bar'], timestamp: 4 }
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]
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}
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)
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).to.eql({
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simple: { a: 'bar' },
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_journal: [
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{ path: 'simple.a', operation: 'set', args: ['bar'], timestamp: 4 }
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]
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})
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})
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it('should work with objects', () => {
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expect(
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_mergePrefs(
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// RECENT
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{
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simple: { lv2: { lv3: 'foo' } },
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_journal: [
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{ path: 'simple.lv2.lv3', operation: 'set', args: ['foo'], timestamp: 2 }
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]
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},
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// STALE
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{
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simple: { lv2: { lv3: 'bar' } },
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_journal: [
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{ path: 'simple.lv2.lv3', operation: 'set', args: ['bar'], timestamp: 4 }
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]
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}
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)
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).to.eql({
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simple: { lv2: { lv3: 'bar' } },
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_journal: [
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{ path: 'simple.lv2.lv3', operation: 'set', args: ['bar'], timestamp: 4 }
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]
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})
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})
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it('should work with unset', () => {
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expect(
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_mergePrefs(
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// RECENT
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{
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simple: { lv2: { lv3: 'foo' } },
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_journal: [
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{ path: 'simple.lv2.lv3', operation: 'set', args: ['foo'], timestamp: 2 }
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]
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},
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// STALE
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{
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simple: { lv2: {} },
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_journal: [
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{ path: 'simple.lv2.lv3', operation: 'unset', args: [], timestamp: 4 }
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]
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}
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)
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).to.eql({
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simple: { lv2: {} },
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_journal: [
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{ path: 'simple.lv2.lv3', operation: 'unset', args: [], timestamp: 4 }
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]
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})
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})
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})
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describe('_resetFlags', () => {
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it('should reset all known flags to 0 when reset flag is set to > 0 and < 9000', () => {
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const totalFlags = { a: 0, b: 3, reset: 1 }
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expect(_resetFlags(totalFlags)).to.eql({ a: 0, b: 0, reset: 0 })
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})
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it('should trim all flags to known when reset is set to 1000', () => {
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const totalFlags = { a: 0, b: 3, c: 33, reset: COMMAND_TRIM_FLAGS }
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expect(_resetFlags(totalFlags, { a: 0, b: 0, reset: 0 })).to.eql({ a: 0, b: 3, reset: 0 })
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})
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it('should trim all flags to known and reset when reset is set to 1001', () => {
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const totalFlags = { a: 0, b: 3, c: 33, reset: COMMAND_TRIM_FLAGS_AND_RESET }
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expect(_resetFlags(totalFlags, { a: 0, b: 0, reset: 0 })).to.eql({ a: 0, b: 0, reset: 0 })
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})
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})
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})
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})
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