mirror of https://github.com/moparisthebest/mail
271 lines
11 KiB
JavaScript
271 lines
11 KiB
JavaScript
define(function(require) {
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'use strict';
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var DeviceStorageDAO = require('js/dao/devicestorage-dao'),
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cfg = require('js/app-config').config,
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UpdateHandler = require('js/util/update/update-handler'),
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expect = chai.expect;
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describe('UpdateHandler', function() {
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var updateHandler, appConfigStorageStub, userStorageStub, origDbVersion;
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chai.Assertion.includeStack = true;
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beforeEach(function() {
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origDbVersion = cfg.dbVersion;
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appConfigStorageStub = sinon.createStubInstance(DeviceStorageDAO);
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userStorageStub = sinon.createStubInstance(DeviceStorageDAO);
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updateHandler = new UpdateHandler(appConfigStorageStub, userStorageStub);
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});
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afterEach(function() {
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cfg.dbVersion = origDbVersion;
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});
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describe('#constructor', function() {
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it('should create instance', function() {
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expect(updateHandler).to.exist;
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expect(updateHandler._appConfigStorage).to.equal(appConfigStorageStub);
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expect(updateHandler._userStorage).to.equal(userStorageStub);
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// the update handler must contain as many db update sripts as there are database versions
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expect(updateHandler._updateScripts.length).to.equal(cfg.dbVersion);
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});
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});
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describe('#update', function() {
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var versionDbType = 'dbVersion';
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it('should not update when up to date', function(done) {
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cfg.dbVersion = 10; // app requires database version 10
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appConfigStorageStub.listItems.withArgs(versionDbType).yieldsAsync(null, ['10']); // database version is 10
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updateHandler.update(function(error) {
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expect(error).to.not.exist;
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expect(appConfigStorageStub.listItems.calledOnce).to.be.true;
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done();
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});
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});
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describe('dummy updates for v2 to v4', function() {
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var updateCounter;
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beforeEach(function() {
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updateCounter = 0;
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appConfigStorageStub.listItems.withArgs(versionDbType).yieldsAsync(null, ['2']); // database version is 0
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});
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afterEach(function() {
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expect(appConfigStorageStub.listItems.calledOnce).to.be.true;
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});
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it('should work', function(done) {
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cfg.dbVersion = 4; // app requires database version 4
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// a simple dummy update to executed that only increments the update counter
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function dummyUpdate(options, callback) {
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updateCounter++;
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callback();
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}
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// inject the dummy updates instead of live ones
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updateHandler._updateScripts = [dummyUpdate, dummyUpdate, dummyUpdate, dummyUpdate];
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// execute test
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updateHandler.update(function(error) {
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expect(error).to.not.exist;
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expect(updateCounter).to.equal(2);
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done();
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});
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});
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it('should fail while updating to v3', function(done) {
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cfg.dbVersion = 4; // app requires database version 4
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function dummyUpdate(options, callback) {
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updateCounter++;
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callback();
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}
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function failingUpdate(options, callback) {
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callback({});
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}
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// inject the dummy updates instead of live ones
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updateHandler._updateScripts = [dummyUpdate, dummyUpdate, failingUpdate, dummyUpdate];
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// execute test
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updateHandler.update(function(error) {
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expect(error).to.exist;
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expect(updateCounter).to.equal(0);
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done();
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});
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});
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});
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describe('v0 -> v1', function() {
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var emailDbType = 'email_';
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beforeEach(function() {
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cfg.dbVersion = 1; // app requires database version 1
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appConfigStorageStub.listItems.withArgs(versionDbType).yieldsAsync(); // database version is 0
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});
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afterEach(function() {
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// database version is only queried for version checking prior to the update script
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// so no need to check this in case-specific tests
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expect(appConfigStorageStub.listItems.calledOnce).to.be.true;
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});
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it('should work', function(done) {
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userStorageStub.removeList.withArgs(emailDbType).yieldsAsync();
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appConfigStorageStub.storeList.withArgs([1], versionDbType).yieldsAsync();
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updateHandler.update(function(error) {
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expect(error).to.not.exist;
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expect(userStorageStub.removeList.calledOnce).to.be.true;
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expect(appConfigStorageStub.storeList.calledOnce).to.be.true;
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done();
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});
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});
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it('should fail when persisting database version fails', function(done) {
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userStorageStub.removeList.yieldsAsync();
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appConfigStorageStub.storeList.yieldsAsync({});
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updateHandler.update(function(error) {
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expect(error).to.exist;
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expect(userStorageStub.removeList.calledOnce).to.be.true;
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expect(appConfigStorageStub.storeList.calledOnce).to.be.true;
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done();
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});
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});
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it('should fail when wiping emails from database fails', function(done) {
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userStorageStub.removeList.yieldsAsync({});
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updateHandler.update(function(error) {
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expect(error).to.exist;
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expect(userStorageStub.removeList.calledOnce).to.be.true;
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expect(appConfigStorageStub.storeList.called).to.be.false;
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done();
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});
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});
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});
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describe('v1 -> v2', function() {
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var emailDbType = 'email_';
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beforeEach(function() {
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cfg.dbVersion = 2; // app requires database version 2
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appConfigStorageStub.listItems.withArgs(versionDbType).yieldsAsync(null, [1]); // database version is 0
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});
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afterEach(function() {
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// database version is only queried for version checking prior to the update script
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// so no need to check this in case-specific tests
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expect(appConfigStorageStub.listItems.calledOnce).to.be.true;
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});
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it('should work', function(done) {
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userStorageStub.removeList.withArgs(emailDbType).yieldsAsync();
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appConfigStorageStub.storeList.withArgs([2], versionDbType).yieldsAsync();
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updateHandler.update(function(error) {
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expect(error).to.not.exist;
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expect(userStorageStub.removeList.calledOnce).to.be.true;
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expect(appConfigStorageStub.storeList.calledOnce).to.be.true;
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done();
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});
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});
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it('should fail when persisting database version fails', function(done) {
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userStorageStub.removeList.yieldsAsync();
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appConfigStorageStub.storeList.yieldsAsync({});
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updateHandler.update(function(error) {
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expect(error).to.exist;
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expect(userStorageStub.removeList.calledOnce).to.be.true;
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expect(appConfigStorageStub.storeList.calledOnce).to.be.true;
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done();
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});
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});
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it('should fail when wiping emails from database fails', function(done) {
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userStorageStub.removeList.yieldsAsync({});
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updateHandler.update(function(error) {
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expect(error).to.exist;
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expect(userStorageStub.removeList.calledOnce).to.be.true;
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expect(appConfigStorageStub.storeList.called).to.be.false;
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done();
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});
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});
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});
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describe('v2 -> v3', function() {
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var emailDbType = 'email_';
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beforeEach(function() {
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cfg.dbVersion = 3; // app requires database version 2
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appConfigStorageStub.listItems.withArgs(versionDbType).yieldsAsync(null, [2]); // database version is 0
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});
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afterEach(function() {
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// database version is only queried for version checking prior to the update script
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// so no need to check this in case-specific tests
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expect(appConfigStorageStub.listItems.calledOnce).to.be.true;
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});
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it('should work', function(done) {
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userStorageStub.removeList.withArgs(emailDbType).yieldsAsync();
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appConfigStorageStub.storeList.withArgs([3], versionDbType).yieldsAsync();
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updateHandler.update(function(error) {
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expect(error).to.not.exist;
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expect(userStorageStub.removeList.calledOnce).to.be.true;
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expect(appConfigStorageStub.storeList.calledOnce).to.be.true;
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done();
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});
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});
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it('should fail when persisting database version fails', function(done) {
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userStorageStub.removeList.yieldsAsync();
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appConfigStorageStub.storeList.yieldsAsync({});
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updateHandler.update(function(error) {
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expect(error).to.exist;
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expect(userStorageStub.removeList.calledOnce).to.be.true;
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expect(appConfigStorageStub.storeList.calledOnce).to.be.true;
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done();
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});
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});
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it('should fail when wiping emails from database fails', function(done) {
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userStorageStub.removeList.yieldsAsync({});
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updateHandler.update(function(error) {
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expect(error).to.exist;
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expect(userStorageStub.removeList.calledOnce).to.be.true;
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expect(appConfigStorageStub.storeList.called).to.be.false;
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done();
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});
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});
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});
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});
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});
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}); |