migrator.spec.js
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var config = require("./config/config")
, Sequelize = require("../index")
, sequelize = new Sequelize(config.database, config.username, config.password, { logging: false })
, Helpers = new (require("./config/helpers"))(sequelize)
, Migrator = require("../lib/migrator")
, _ = Sequelize.Utils._
describe('Migrator', function() {
var migrator = null
, SequelizeMeta = null
var setup = function(_options) {
Helpers.async(function(done) {
var options = Sequelize.Utils._.extend({
path: __dirname + '/assets/migrations',
logging: false
}, _options || {})
migrator = new Migrator(sequelize, options)
migrator
.findOrCreateSequelizeMetaModel({ force: true })
.success(function(_SequelizeMeta) {
SequelizeMeta = _SequelizeMeta
done()
})
.error(function(err) { console.log(err) })
})
}
var reset = function() {
migrator = null
Helpers.dropAllTables()
}
beforeEach(reset)
afterEach(reset)
describe('getUndoneMigrations', function() {
it("returns no files if timestamps are after the files timestamp", function() {
setup({ from: 20120101010101 })
Helpers.async(function(done) {
migrator.getUndoneMigrations(function(err, migrations) {
expect(err).toBeNull()
expect(migrations.length).toEqual(0)
done()
})
})
})
it("returns only files between from and to", function() {
setup({ from: 19700101000000, to: 20111117063700 })
Helpers.async(function(done) {
migrator.getUndoneMigrations(function(err, migrations) {
expect(err).toBeNull()
expect(migrations.length).toEqual(1)
expect(_.last(migrations).filename).toEqual('20111117063700-createPerson.js')
done()
})
})
})
it("returns also the file which is exactly options.from or options.to", function() {
setup({ from: 20111117063700, to: 20111123060700 })
Helpers.async(function(done) {
migrator.getUndoneMigrations(function(err, migrations) {
expect(err).toBeNull()
expect(migrations.length).toEqual(2)
expect(migrations[0].filename).toEqual('20111117063700-createPerson.js')
expect(migrations[1].filename).toEqual('20111123060700-addBirthdateToPerson.js')
done()
})
})
})
it("returns all files to options.to if no options.from is defined", function() {
setup({ to: 20111123060700 })
Helpers.async(function(done) {
migrator.getUndoneMigrations(function(err, migrations) {
expect(err).toBeNull()
expect(migrations.length).toEqual(2)
done()
})
})
})
it("returns all files from last migration id stored in database", function() {
setup()
Helpers.async(function(done) {
SequelizeMeta.create({ from: null, to: '20111117063700' }).success(function() {
migrator.getUndoneMigrations(function(err, migrations) {
expect(err).toBeNull()
expect(migrations.length).toEqual(7)
expect(migrations[0].filename).toEqual('20111123060700-addBirthdateToPerson.js')
done()
})
})
})
})
})
describe('migrations', function() {
beforeEach(function() {
setup({ from: 20111117063700, to: 20111117063700 })
Helpers.async(function(done) {
migrator.migrate().success(done).error(function(err) { console.log(err) })
})
})
describe('executions', function() {
it("executes migration #20111117063700 and correctly creates the table", function() {
Helpers.async(function(done) {
sequelize.getQueryInterface().showAllTables().success(function(tableNames) {
tableNames = tableNames.filter(function(e){ return e != 'SequelizeMeta' })
expect(tableNames.length).toEqual(1)
expect(tableNames[0]).toEqual('Person')
done()
})
})
})
it("executes migration #20111117063700 correctly up (createTable) and downwards (dropTable)", function() {
Helpers.async(function(done) {
sequelize.getQueryInterface().showAllTables().success(function(tableNames) {
tableNames = tableNames.filter(function(e){ return e != 'SequelizeMeta' })
expect(tableNames.length).toEqual(1)
done()
})
})
Helpers.async(function(done) {
migrator.migrate({ method: 'down' }).success(function() {
sequelize.getQueryInterface().showAllTables().success(function(tableNames) {
tableNames = tableNames.filter(function(e){ return e != 'SequelizeMeta' })
expect(tableNames.length).toEqual(0)
done()
}).error(function(err){ console.log(err); done() })
}).error(function(err){ console.log(err); done() })
})
})
it("executes the empty migration #20111130161100", function() {
Helpers.async(function(done) {
setup({ from: 20111130161100, to: 20111130161100})
done()
})
Helpers.async(function(done) {
migrator.migrate().success(done).error(function(err) { console.log(err) })
// this migration isn't actually testing anything but
// should not timeout
})
})
})
describe('renameTable', function() {
it("executes migration #20111205064000 and renames a table", function() {
Helpers.async(function(done) {
sequelize.getQueryInterface().showAllTables().success(function(tableNames) {
tableNames = tableNames.filter(function(e){ return e != 'SequelizeMeta' })
expect(tableNames.length).toEqual(1)
expect(tableNames[0]).toEqual('Person')
done()
})
})
setup({from: 20111205064000, to: 20111205064000})
Helpers.async(function(done) {
migrator.migrate().success(done).error(function(err) { console.log(err) })
})
Helpers.async(function(done) {
sequelize.getQueryInterface().showAllTables().success(function(tableNames) {
tableNames = tableNames.filter(function(e){ return e != 'SequelizeMeta' })
expect(tableNames.length).toEqual(1)
expect(tableNames[0]).toEqual('User')
done()
})
})
})
})
describe('addColumn', function() {
it('adds a column to the user table', function() {
setup({from: 20111205064000, to: 20111205162700})
Helpers.async(function(done) {
migrator.migrate().success(done).error(function(err) { console.log(err) })
})
Helpers.async(function(done) {
sequelize.getQueryInterface().describeTable('User').success(function(data) {
var signature = data.filter(function(hash){ return hash.Field == 'signature' })[0]
, isAdmin = data.filter(function(hash){ return hash.Field == 'isAdmin' })[0]
, shopId = data.filter(function(hash){ return hash.Field == 'shopId' })[0]
expect(signature.Field).toEqual('signature')
expect(signature.Null).toEqual('NO')
expect(isAdmin.Field).toEqual('isAdmin')
expect(isAdmin.Null).toEqual('NO')
expect(isAdmin.Default).toEqual('0')
expect(shopId.Field).toEqual('shopId')
expect(shopId.Null).toEqual('YES')
done()
}).error(function(err) {
console.log(err)
})
})
})
})
describe('removeColumn', function() {
it('removes the shopId column from user', function() {
setup({from: 20111205064000, to: 20111206061400})
Helpers.async(function(done) {
migrator.migrate().success(done).error(function(err) { console.log(err) })
})
Helpers.async(function(done) {
sequelize.getQueryInterface().describeTable('User').success(function(data) {
var signature = data.filter(function(hash){ return hash.Field == 'signature' })[0]
, isAdmin = data.filter(function(hash){ return hash.Field == 'isAdmin' })[0]
, shopId = data.filter(function(hash){ return hash.Field == 'shopId' })[0]
expect(signature.Field).toEqual('signature')
expect(signature.Null).toEqual('NO')
expect(isAdmin.Field).toEqual('isAdmin')
expect(isAdmin.Null).toEqual('NO')
expect(isAdmin.Default).toEqual('0')
expect(shopId).toBeFalsy()
done()
}).error(function(err) {
console.log(err)
})
})
})
})
describe('changeColumn', function() {
it('changes the signature column from user to default "signature" + notNull', function() {
setup({from: 20111205064000, to: 20111206063000})
Helpers.async(function(done) {
migrator.migrate().success(done).error(function(err) { console.log(err) })
})
Helpers.async(function(done) {
sequelize.getQueryInterface().describeTable('User').success(function(data) {
var signature = data.filter(function(hash){ return hash.Field == 'signature' })[0]
expect(signature.Field).toEqual('signature')
expect(signature.Type).toEqual('varchar(255)')
expect(signature.Null).toEqual('NO')
expect(signature.Default).toEqual('Signature')
done()
}).error(function(err) {
console.log(err)
})
})
})
})
})
describe('renameColumn', function() {
it("renames the signature column from user to sig", function() {
setup({from: 20111117063700, to: 20111206163300})
Helpers.async(function(done) {
migrator.migrate().success(done).error(function(err) { console.log(err) })
})
Helpers.async(function(done) {
sequelize.getQueryInterface().describeTable('User').success(function(data) {
var signature = data.filter(function(hash){ return hash.Field == 'signature' })[0]
, sig = data.filter(function(hash){ return hash.Field == 'sig' })[0]
expect(signature).toBeFalsy()
expect(sig).toBeTruthy()
done()
}).error(function(err) {
console.log(err)
})
})
})
})
})