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f6ce603e45
* feat(GUI): add convenience localstorage class We add a class `Storage` and accompanying helper methods that makes localStorage usage easier. Change-Type: patch Changelog-Entry: Add a convenience Storage class on top of localStorage.
98 lines
2.8 KiB
JavaScript
98 lines
2.8 KiB
JavaScript
/*
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* Copyright 2018 resin.io
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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'use strict'
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const _ = require('lodash')
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const m = require('mochainon')
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const Storage = require('../../../lib/gui/app/models/storage')
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describe('Browser: storage', function () {
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beforeEach(function () {
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this.testStorage = new Storage('test')
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this.superObject = {
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fieldA: 1,
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fieldB: 2
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}
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this.testStorage.setAll(this.superObject)
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})
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afterEach(function () {
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this.testStorage.clearAll()
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})
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describe('.getAll()', function () {
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it('should return the super-object', function () {
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m.chai.expect(this.testStorage.getAll()).to.deep.equal(this.superObject)
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})
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})
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describe('.setAll()', function () {
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it('should set the super-object', function () {
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const superObject = { fieldC: 3, fieldD: 4 }
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this.testStorage.setAll(superObject)
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m.chai.expect(this.testStorage.getAll()).to.deep.equal(superObject)
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})
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})
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describe('.clearAll()', function () {
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it('should remove the super-object', function () {
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this.testStorage.clearAll()
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m.chai.expect(this.testStorage.getAll()).to.deep.equal({})
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})
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})
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describe('.get()', function () {
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it('should retrieve the value', function () {
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m.chai.expect(this.testStorage.get('fieldA')).to.equal(1)
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})
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})
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describe('.modify()', function () {
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it('should change the value', function () {
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this.testStorage.modify('fieldA', (fieldA) => {
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return fieldA + 1
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})
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m.chai.expect(this.testStorage.get('fieldA')).to.equal(2)
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})
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it('should return a value', function () {
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const value = this.testStorage.modify('fieldA', (fieldA) => {
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return fieldA + 1
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})
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m.chai.expect(value).to.equal(2)
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})
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it('should use the fallback default value if field doesn\'t exist', function () {
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const FALLBACK = 1.5
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m.chai.expect(this.testStorage.modify('fieldC', _.ceil, FALLBACK)).to.equal(2)
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})
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it('should be undefined if no fallback default value is given', function () {
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m.chai.expect(this.testStorage.modify('fieldC', _.identity)).to.be.undefined
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})
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})
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describe('.set()', function () {
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it('should set a value', function () {
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this.testStorage.set('fieldC', 3)
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m.chai.expect(this.testStorage.get('fieldC')).to.equal(3)
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})
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})
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})
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