mirror of
https://github.com/advplyr/audiobookshelf.git
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504 lines
22 KiB
JavaScript
504 lines
22 KiB
JavaScript
const { expect } = require('chai')
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const sinon = require('sinon')
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const { Sequelize } = require('sequelize')
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const fs = require('../../../server/libs/fsExtra')
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const Logger = require('../../../server/Logger')
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const MigrationManager = require('../../../server/managers/MigrationManager')
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const path = require('path')
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const { Umzug, memoryStorage } = require('../../../server/libs/umzug')
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describe('MigrationManager', () => {
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let sequelizeStub
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let umzugStub
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let migrationManager
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let loggerInfoStub
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let loggerErrorStub
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let fsCopyStub
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let fsMoveStub
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let fsRemoveStub
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let fsEnsureDirStub
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let processExitStub
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let configPath = '/path/to/config'
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const serverVersion = '1.2.0'
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beforeEach(() => {
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sequelizeStub = sinon.createStubInstance(Sequelize)
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umzugStub = {
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migrations: sinon.stub(),
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executed: sinon.stub(),
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up: sinon.stub(),
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down: sinon.stub()
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}
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sequelizeStub.getQueryInterface.returns({})
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migrationManager = new MigrationManager(sequelizeStub, configPath)
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migrationManager.fetchVersionsFromDatabase = sinon.stub().resolves()
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migrationManager.copyMigrationsToConfigDir = sinon.stub().resolves()
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migrationManager.updateMaxVersion = sinon.stub().resolves()
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migrationManager.initUmzug = sinon.stub()
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migrationManager.umzug = umzugStub
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loggerInfoStub = sinon.stub(Logger, 'info')
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loggerErrorStub = sinon.stub(Logger, 'error')
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fsCopyStub = sinon.stub(fs, 'copy').resolves()
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fsMoveStub = sinon.stub(fs, 'move').resolves()
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fsRemoveStub = sinon.stub(fs, 'remove').resolves()
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fsEnsureDirStub = sinon.stub(fs, 'ensureDir').resolves()
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fsPathExistsStub = sinon.stub(fs, 'pathExists').resolves(true)
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processExitStub = sinon.stub(process, 'exit')
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})
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afterEach(() => {
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sinon.restore()
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})
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describe('init', () => {
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it('should initialize the MigrationManager', async () => {
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// arrange
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migrationManager.databaseVersion = '1.1.0'
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migrationManager.maxVersion = '1.1.0'
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migrationManager.umzug = null
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migrationManager.configPath = __dirname
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// Act
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await migrationManager.init(serverVersion)
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// Assert
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expect(migrationManager.serverVersion).to.equal(serverVersion)
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expect(migrationManager.sequelize).to.equal(sequelizeStub)
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expect(migrationManager.migrationsDir).to.equal(path.join(__dirname, 'migrations'))
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expect(migrationManager.copyMigrationsToConfigDir.calledOnce).to.be.true
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expect(migrationManager.updateMaxVersion.calledOnce).to.be.true
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expect(migrationManager.initialized).to.be.true
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})
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it('should throw error if serverVersion is not provided', async () => {
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// Act
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try {
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const result = await migrationManager.init()
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expect.fail('Expected init to throw an error, but it did not.')
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} catch (error) {
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expect(error.message).to.equal('Invalid server version: undefined. Expected a version tag like v1.2.3.')
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}
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})
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})
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describe('runMigrations', () => {
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it('should run up migrations successfully', async () => {
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// Arrange
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migrationManager.databaseVersion = '1.1.0'
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migrationManager.maxVersion = '1.1.0'
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migrationManager.serverVersion = '1.2.0'
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migrationManager.initialized = true
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umzugStub.migrations.resolves([{ name: 'v1.1.0-migration.js' }, { name: 'v1.1.1-migration.js' }, { name: 'v1.2.0-migration.js' }])
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umzugStub.executed.resolves([{ name: 'v1.1.0-migration.js' }])
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// Act
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await migrationManager.runMigrations()
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// Assert
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expect(migrationManager.initUmzug.calledOnce).to.be.true
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expect(umzugStub.up.calledOnce).to.be.true
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expect(umzugStub.up.calledWith({ migrations: ['v1.1.1-migration.js', 'v1.2.0-migration.js'], rerun: 'ALLOW' })).to.be.true
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expect(fsCopyStub.calledOnce).to.be.true
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expect(fsCopyStub.calledWith(path.join(configPath, 'absdatabase.sqlite'), path.join(configPath, 'absdatabase.backup.sqlite'))).to.be.true
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expect(fsRemoveStub.calledOnce).to.be.true
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expect(fsRemoveStub.calledWith(path.join(configPath, 'absdatabase.backup.sqlite'))).to.be.true
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expect(loggerInfoStub.calledWith(sinon.match('Migrations successfully applied'))).to.be.true
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})
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it('should run down migrations successfully', async () => {
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// Arrange
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migrationManager.databaseVersion = '1.2.0'
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migrationManager.maxVersion = '1.2.0'
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migrationManager.serverVersion = '1.1.0'
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migrationManager.initialized = true
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umzugStub.migrations.resolves([{ name: 'v1.1.0-migration.js' }, { name: 'v1.1.1-migration.js' }, { name: 'v1.2.0-migration.js' }])
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umzugStub.executed.resolves([{ name: 'v1.1.0-migration.js' }, { name: 'v1.1.1-migration.js' }, { name: 'v1.2.0-migration.js' }])
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// Act
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await migrationManager.runMigrations()
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// Assert
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expect(migrationManager.initUmzug.calledOnce).to.be.true
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expect(umzugStub.down.calledOnce).to.be.true
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expect(umzugStub.down.calledWith({ migrations: ['v1.2.0-migration.js', 'v1.1.1-migration.js'], rerun: 'ALLOW' })).to.be.true
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expect(fsCopyStub.calledOnce).to.be.true
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expect(fsCopyStub.calledWith(path.join(configPath, 'absdatabase.sqlite'), path.join(configPath, 'absdatabase.backup.sqlite'))).to.be.true
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expect(fsRemoveStub.calledOnce).to.be.true
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expect(fsRemoveStub.calledWith(path.join(configPath, 'absdatabase.backup.sqlite'))).to.be.true
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expect(loggerInfoStub.calledWith(sinon.match('Migrations successfully applied'))).to.be.true
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})
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it('should log that no migrations are needed if serverVersion equals databaseVersion', async () => {
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// Arrange
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migrationManager.serverVersion = '1.2.0'
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migrationManager.databaseVersion = '1.2.0'
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migrationManager.maxVersion = '1.2.0'
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migrationManager.initialized = true
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// Act
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await migrationManager.runMigrations()
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// Assert
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expect(umzugStub.up.called).to.be.false
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expect(loggerInfoStub.calledWith(sinon.match('Database is already up to date.'))).to.be.true
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})
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it('should handle migration failure and restore the original database', async () => {
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// Arrange
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migrationManager.serverVersion = '1.2.0'
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migrationManager.databaseVersion = '1.1.0'
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migrationManager.maxVersion = '1.1.0'
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migrationManager.initialized = true
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umzugStub.migrations.resolves([{ name: 'v1.2.0-migration.js' }])
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umzugStub.executed.resolves([{ name: 'v1.1.0-migration.js' }])
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umzugStub.up.rejects(new Error('Migration failed'))
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const originalDbPath = path.join(configPath, 'absdatabase.sqlite')
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const backupDbPath = path.join(configPath, 'absdatabase.backup.sqlite')
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// Act
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await migrationManager.runMigrations()
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// Assert
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expect(migrationManager.initUmzug.calledOnce).to.be.true
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expect(umzugStub.up.calledOnce).to.be.true
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expect(loggerErrorStub.calledWith(sinon.match('Migration failed'))).to.be.true
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expect(fsMoveStub.calledWith(originalDbPath, sinon.match('absdatabase.failed.sqlite'), { overwrite: true })).to.be.true
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expect(fsMoveStub.calledWith(backupDbPath, originalDbPath, { overwrite: true })).to.be.true
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expect(loggerInfoStub.calledWith(sinon.match('Restored the original database'))).to.be.true
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expect(processExitStub.calledOnce).to.be.true
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})
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})
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describe('fetchVersionsFromDatabase', () => {
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it('should fetch versions from the migrationsMeta table', async () => {
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// Arrange
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const sequelize = new Sequelize({ dialect: 'sqlite', storage: ':memory:', logging: false })
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// Create a migrationsMeta table and populate it with version and maxVersion
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await sequelize.query('CREATE TABLE migrationsMeta (key VARCHAR(255), value VARCHAR(255))')
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await sequelize.query("INSERT INTO migrationsMeta (key, value) VALUES ('version', '1.1.0'), ('maxVersion', '1.1.0')")
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const migrationManager = new MigrationManager(sequelize, configPath)
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migrationManager.checkOrCreateMigrationsMetaTable = sinon.stub().resolves()
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// Act
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await migrationManager.fetchVersionsFromDatabase()
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// Assert
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expect(migrationManager.maxVersion).to.equal('1.1.0')
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expect(migrationManager.databaseVersion).to.equal('1.1.0')
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})
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it('should create the migrationsMeta table if it does not exist and fetch versions from it', async () => {
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// Arrange
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const sequelize = new Sequelize({ dialect: 'sqlite', storage: ':memory:', logging: false })
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const migrationManager = new MigrationManager(sequelize, configPath)
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migrationManager.serverVersion = serverVersion
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// Act
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await migrationManager.fetchVersionsFromDatabase()
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// Assert
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const tableDescription = await sequelize.getQueryInterface().describeTable('migrationsMeta')
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expect(tableDescription).to.deep.equal({
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key: { type: 'VARCHAR(255)', allowNull: false, defaultValue: undefined, primaryKey: false, unique: false },
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value: { type: 'VARCHAR(255)', allowNull: false, defaultValue: undefined, primaryKey: false, unique: false }
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})
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expect(migrationManager.maxVersion).to.equal('0.0.0')
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expect(migrationManager.databaseVersion).to.equal(serverVersion)
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})
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it('should throw an error if the database query fails', async () => {
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// Arrange
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const sequelizeStub = sinon.createStubInstance(Sequelize)
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sequelizeStub.query.rejects(new Error('Database query failed'))
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const migrationManager = new MigrationManager(sequelizeStub, configPath)
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migrationManager.checkOrCreateMigrationsMetaTable = sinon.stub().resolves()
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// Act
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try {
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await migrationManager.fetchVersionsFromDatabase()
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expect.fail('Expected fetchVersionsFromDatabase to throw an error, but it did not.')
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} catch (error) {
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// Assert
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expect(error.message).to.equal('Database query failed')
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}
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})
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})
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describe('updateMaxVersion', () => {
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it('should update the maxVersion in the database', async () => {
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// Arrange
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const sequelize = new Sequelize({ dialect: 'sqlite', storage: ':memory:', logging: false })
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// Create a migrationsMeta table and populate it with version and maxVersion
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await sequelize.query('CREATE TABLE migrationsMeta (key VARCHAR(255), value VARCHAR(255))')
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await sequelize.query("INSERT INTO migrationsMeta (key, value) VALUES ('version', '1.1.0'), ('maxVersion', '1.1.0')")
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const migrationManager = new MigrationManager(sequelize, configPath)
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migrationManager.serverVersion = '1.2.0'
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// Act
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await migrationManager.updateMaxVersion()
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// Assert
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const [{ maxVersion }] = await sequelize.query("SELECT value AS maxVersion FROM migrationsMeta WHERE key = 'maxVersion'", {
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type: Sequelize.QueryTypes.SELECT
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})
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expect(maxVersion).to.equal('1.2.0')
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})
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})
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describe('extractVersionFromTag', () => {
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it('should return null if tag is not provided', () => {
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// Arrange
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const migrationManager = new MigrationManager(sequelizeStub, configPath)
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// Act
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const result = migrationManager.extractVersionFromTag()
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// Assert
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expect(result).to.be.null
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})
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it('should return null if tag does not match the version format', () => {
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// Arrange
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const migrationManager = new MigrationManager(sequelizeStub, configPath)
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const tag = 'invalid-tag'
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// Act
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const result = migrationManager.extractVersionFromTag(tag)
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// Assert
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expect(result).to.be.null
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})
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it('should extract the version from the tag', () => {
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// Arrange
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const migrationManager = new MigrationManager(sequelizeStub, configPath)
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const tag = 'v1.2.3'
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// Act
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const result = migrationManager.extractVersionFromTag(tag)
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// Assert
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expect(result).to.equal('1.2.3')
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})
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})
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describe('copyMigrationsToConfigDir', () => {
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it('should copy migrations to the config directory', async () => {
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// Arrange
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const migrationManager = new MigrationManager(sequelizeStub, configPath)
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migrationManager.migrationsDir = path.join(configPath, 'migrations')
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const migrationsSourceDir = path.join(__dirname, '..', '..', '..', 'server', 'migrations')
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const targetDir = migrationManager.migrationsDir
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const files = ['migration1.js', 'migration2.js', 'readme.md']
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const readdirStub = sinon.stub(fs, 'readdir').resolves(files)
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// Act
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await migrationManager.copyMigrationsToConfigDir()
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// Assert
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expect(fsEnsureDirStub.calledOnce).to.be.true
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expect(fsEnsureDirStub.calledWith(targetDir)).to.be.true
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expect(readdirStub.calledOnce).to.be.true
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expect(readdirStub.calledWith(migrationsSourceDir)).to.be.true
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expect(fsCopyStub.calledTwice).to.be.true
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expect(fsCopyStub.calledWith(path.join(migrationsSourceDir, 'migration1.js'), path.join(targetDir, 'migration1.js'))).to.be.true
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expect(fsCopyStub.calledWith(path.join(migrationsSourceDir, 'migration2.js'), path.join(targetDir, 'migration2.js'))).to.be.true
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})
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it('should throw an error if copying the migrations fails', async () => {
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// Arrange
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const migrationManager = new MigrationManager(sequelizeStub, configPath)
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migrationManager.migrationsDir = path.join(configPath, 'migrations')
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const migrationsSourceDir = path.join(__dirname, '..', '..', '..', 'server', 'migrations')
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const targetDir = migrationManager.migrationsDir
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const files = ['migration1.js', 'migration2.js', 'readme.md']
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const readdirStub = sinon.stub(fs, 'readdir').resolves(files)
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fsCopyStub.restore()
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fsCopyStub = sinon.stub(fs, 'copy').rejects()
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// Act
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try {
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// Act
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await migrationManager.copyMigrationsToConfigDir()
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expect.fail('Expected copyMigrationsToConfigDir to throw an error, but it did not.')
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} catch (error) {}
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// Assert
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expect(fsEnsureDirStub.calledOnce).to.be.true
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expect(fsEnsureDirStub.calledWith(targetDir)).to.be.true
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expect(readdirStub.calledOnce).to.be.true
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expect(readdirStub.calledWith(migrationsSourceDir)).to.be.true
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expect(fsCopyStub.calledTwice).to.be.true
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expect(fsCopyStub.calledWith(path.join(migrationsSourceDir, 'migration1.js'), path.join(targetDir, 'migration1.js'))).to.be.true
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expect(fsCopyStub.calledWith(path.join(migrationsSourceDir, 'migration2.js'), path.join(targetDir, 'migration2.js'))).to.be.true
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})
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})
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describe('findMigrationsToRun', () => {
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it('should return migrations to run when direction is "up"', () => {
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// Arrange
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const migrations = [{ name: 'v1.0.0-migration.js' }, { name: 'v1.1.0-migration.js' }, { name: 'v1.2.0-migration.js' }, { name: 'v1.3.0-migration.js' }]
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const executedMigrations = ['v1.0.0-migration.js']
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migrationManager.databaseVersion = '1.0.0'
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migrationManager.serverVersion = '1.2.0'
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const direction = 'up'
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// Act
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const result = migrationManager.findMigrationsToRun(migrations, executedMigrations, direction)
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// Assert
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expect(result).to.deep.equal(['v1.1.0-migration.js', 'v1.2.0-migration.js'])
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})
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it('should return migrations to run when direction is "down"', () => {
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// Arrange
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const migrations = [{ name: 'v1.0.0-migration.js' }, { name: 'v1.1.0-migration.js' }, { name: 'v1.2.0-migration.js' }, { name: 'v1.3.0-migration.js' }]
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const executedMigrations = ['v1.2.0-migration.js', 'v1.3.0-migration.js']
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migrationManager.databaseVersion = '1.3.0'
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migrationManager.serverVersion = '1.2.0'
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const direction = 'down'
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// Act
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const result = migrationManager.findMigrationsToRun(migrations, executedMigrations, direction)
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// Assert
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expect(result).to.deep.equal(['v1.3.0-migration.js'])
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})
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it('should return empty array when no migrations to run up', () => {
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// Arrange
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const migrations = [{ name: 'v1.0.0-migration.js' }, { name: 'v1.1.0-migration.js' }, { name: 'v1.2.0-migration.js' }, { name: 'v1.3.0-migration.js' }]
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const executedMigrations = ['v1.0.0-migration.js', 'v1.1.0-migration.js', 'v1.2.0-migration.js', 'v1.3.0-migration.js']
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migrationManager.databaseVersion = '1.3.0'
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migrationManager.serverVersion = '1.4.0'
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const direction = 'up'
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// Act
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const result = migrationManager.findMigrationsToRun(migrations, executedMigrations, direction)
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// Assert
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expect(result).to.deep.equal([])
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})
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it('should return empty array when no migrations to run down', () => {
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// Arrange
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const migrations = [{ name: 'v1.0.0-migration.js' }, { name: 'v1.1.0-migration.js' }, { name: 'v1.2.0-migration.js' }, { name: 'v1.3.0-migration.js' }]
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const executedMigrations = []
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migrationManager.databaseVersion = '1.4.0'
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migrationManager.serverVersion = '1.3.0'
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const direction = 'down'
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// Act
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const result = migrationManager.findMigrationsToRun(migrations, executedMigrations, direction)
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// Assert
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expect(result).to.deep.equal([])
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})
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it('should return down migrations to run when direction is "down" and up migration was not executed', () => {
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// Arrange
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const migrations = [{ name: 'v1.0.0-migration.js' }, { name: 'v1.1.0-migration.js' }, { name: 'v1.2.0-migration.js' }, { name: 'v1.3.0-migration.js' }]
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const executedMigrations = []
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migrationManager.databaseVersion = '1.3.0'
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migrationManager.serverVersion = '1.0.0'
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const direction = 'down'
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|
|
// Act
|
|
const result = migrationManager.findMigrationsToRun(migrations, executedMigrations, direction)
|
|
|
|
// Assert
|
|
expect(result).to.deep.equal(['v1.3.0-migration.js', 'v1.2.0-migration.js', 'v1.1.0-migration.js'])
|
|
})
|
|
|
|
it('should return empty array when direction is "down" and server version is higher than database version', () => {
|
|
// Arrange
|
|
const migrations = [{ name: 'v1.0.0-migration.js' }, { name: 'v1.1.0-migration.js' }, { name: 'v1.2.0-migration.js' }, { name: 'v1.3.0-migration.js' }]
|
|
const executedMigrations = ['v1.0.0-migration.js', 'v1.1.0-migration.js', 'v1.2.0-migration.js', 'v1.3.0-migration.js']
|
|
migrationManager.databaseVersion = '1.0.0'
|
|
migrationManager.serverVersion = '1.3.0'
|
|
const direction = 'down'
|
|
|
|
// Act
|
|
const result = migrationManager.findMigrationsToRun(migrations, executedMigrations, direction)
|
|
|
|
// Assert
|
|
expect(result).to.deep.equal([])
|
|
})
|
|
|
|
it('should return empty array when direction is "up" and server version is lower than database version', () => {
|
|
// Arrange
|
|
const migrations = [{ name: 'v1.0.0-migration.js' }, { name: 'v1.1.0-migration.js' }, { name: 'v1.2.0-migration.js' }, { name: 'v1.3.0-migration.js' }]
|
|
const executedMigrations = ['v1.0.0-migration.js', 'v1.1.0-migration.js', 'v1.2.0-migration.js', 'v1.3.0-migration.js']
|
|
migrationManager.databaseVersion = '1.3.0'
|
|
migrationManager.serverVersion = '1.0.0'
|
|
const direction = 'up'
|
|
|
|
// Act
|
|
const result = migrationManager.findMigrationsToRun(migrations, executedMigrations, direction)
|
|
|
|
// Assert
|
|
expect(result).to.deep.equal([])
|
|
})
|
|
|
|
it('should return up migrations to run when server version is between migrations', () => {
|
|
// Arrange
|
|
const migrations = [{ name: 'v1.0.0-migration.js' }, { name: 'v1.1.0-migration.js' }, { name: 'v1.2.0-migration.js' }, { name: 'v1.3.0-migration.js' }]
|
|
const executedMigrations = ['v1.0.0-migration.js', 'v1.1.0-migration.js']
|
|
migrationManager.databaseVersion = '1.1.0'
|
|
migrationManager.serverVersion = '1.2.3'
|
|
const direction = 'up'
|
|
|
|
// Act
|
|
const result = migrationManager.findMigrationsToRun(migrations, executedMigrations, direction)
|
|
|
|
// Assert
|
|
expect(result).to.deep.equal(['v1.2.0-migration.js'])
|
|
})
|
|
|
|
it('should return down migrations to run when server version is between migrations', () => {
|
|
// Arrange
|
|
const migrations = [{ name: 'v1.0.0-migration.js' }, { name: 'v1.1.0-migration.js' }, { name: 'v1.2.0-migration.js' }, { name: 'v1.3.0-migration.js' }]
|
|
const executedMigrations = ['v1.0.0-migration.js', 'v1.1.0-migration.js', 'v1.2.0-migration.js']
|
|
migrationManager.databaseVersion = '1.2.0'
|
|
migrationManager.serverVersion = '1.1.3'
|
|
const direction = 'down'
|
|
|
|
// Act
|
|
const result = migrationManager.findMigrationsToRun(migrations, executedMigrations, direction)
|
|
|
|
// Assert
|
|
expect(result).to.deep.equal(['v1.2.0-migration.js'])
|
|
})
|
|
})
|
|
|
|
describe('initUmzug', () => {
|
|
it('should initialize the umzug instance with migrations in the proper order', async () => {
|
|
// Arrange
|
|
const readdirStub = sinon.stub(fs, 'readdir').resolves(['v1.0.0-migration.js', 'v1.10.0-migration.js', 'v1.2.0-migration.js', 'v1.1.0-migration.js'])
|
|
const readFileSyncStub = sinon.stub(fs, 'readFileSync').returns('module.exports = { up: () => {}, down: () => {} }')
|
|
const umzugStorage = memoryStorage()
|
|
migrationManager = new MigrationManager(sequelizeStub, configPath)
|
|
migrationManager.migrationsDir = path.join(configPath, 'migrations')
|
|
const resolvedMigrationNames = ['v1.0.0-migration.js', 'v1.1.0-migration.js', 'v1.2.0-migration.js', 'v1.10.0-migration.js']
|
|
const resolvedMigrationPaths = resolvedMigrationNames.map((name) => path.resolve(path.join(migrationManager.migrationsDir, name)))
|
|
|
|
// Act
|
|
await migrationManager.initUmzug(umzugStorage)
|
|
|
|
// Assert
|
|
expect(readdirStub.calledOnce).to.be.true
|
|
expect(migrationManager.umzug).to.be.an.instanceOf(Umzug)
|
|
const migrations = await migrationManager.umzug.migrations()
|
|
expect(migrations.map((m) => m.name)).to.deep.equal(resolvedMigrationNames)
|
|
expect(migrations.map((m) => m.path)).to.deep.equal(resolvedMigrationPaths)
|
|
})
|
|
})
|
|
})
|