changeColumn.test.js
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'use strict';
const chai = require('chai');
const expect = chai.expect;
const Support = require(__dirname + '/../support');
const DataTypes = require(__dirname + '/../../../lib/data-types');
const dialect = Support.getTestDialect();
let count = 0;
function log() {
// sqlite fires a lot more querys than the other dbs. this is just a simple hack, since i'm lazy
if (dialect !== 'sqlite' || count === 0) {
count++;
}
};
describe(Support.getTestDialectTeaser('QueryInterface'), () => {
beforeEach(function() {
this.sequelize.options.quoteIdenifiers = true;
this.queryInterface = this.sequelize.getQueryInterface();
});
afterEach(function() {
return this.sequelize.dropAllSchemas();
});
describe('changeColumn', () => {
it('should support schemas', function() {
return this.sequelize.createSchema('archive').bind(this).then(function() {
return this.queryInterface.createTable({
tableName: 'users',
schema: 'archive'
}, {
id: {
type: DataTypes.INTEGER,
primaryKey: true,
autoIncrement: true
},
currency: DataTypes.INTEGER
}).bind(this).then(function() {
return this.queryInterface.changeColumn({
tableName: 'users',
schema: 'archive'
}, 'currency', {
type: DataTypes.FLOAT
});
}).then(function() {
return this.queryInterface.describeTable({
tableName: 'users',
schema: 'archive'
});
}).then(table => {
if (dialect === 'postgres' || dialect === 'postgres-native') {
expect(table.currency.type).to.equal('DOUBLE PRECISION');
} else {
expect(table.currency.type).to.equal('FLOAT');
}
});
});
});
it('should change columns', function() {
return this.queryInterface.createTable({
tableName: 'users'
}, {
id: {
type: DataTypes.INTEGER,
primaryKey: true,
autoIncrement: true
},
currency: DataTypes.INTEGER
}).bind(this).then(function() {
return this.queryInterface.changeColumn('users', 'currency', {
type: DataTypes.FLOAT,
allowNull: true
});
}).then(function() {
return this.queryInterface.describeTable({
tableName: 'users'
});
}).then(table => {
if (dialect === 'postgres' || dialect === 'postgres-native') {
expect(table.currency.type).to.equal('DOUBLE PRECISION');
} else {
expect(table.currency.type).to.equal('FLOAT');
}
});
});
// MSSQL doesn't support using a modified column in a check constraint.
// https://docs.microsoft.com/en-us/sql/t-sql/statements/alter-table-transact-sql
if (dialect !== 'mssql') {
it('should work with enums', function() {
return this.queryInterface.createTable({
tableName: 'users'
}, {
firstName: DataTypes.STRING
}).bind(this).then(function() {
return this.queryInterface.changeColumn('users', 'firstName', {
type: DataTypes.ENUM(['value1', 'value2', 'value3'])
});
});
});
it('should work with enums with schemas', function() {
return this.sequelize.createSchema('archive').bind(this).then(function() {
return this.queryInterface.createTable({
tableName: 'users',
schema: 'archive'
}, {
firstName: DataTypes.STRING
});
}).bind(this).then(function() {
return this.queryInterface.changeColumn({
tableName: 'users',
schema: 'archive'
}, 'firstName', {
type: DataTypes.ENUM(['value1', 'value2', 'value3'])
});
});
});
}
//SQlite navitely doesnt support ALTER Foreign key
if (dialect !== 'sqlite') {
describe('should support foreign keys', () => {
beforeEach(function() {
return this.queryInterface.createTable('users', {
id: {
type: DataTypes.INTEGER,
primaryKey: true,
autoIncrement: true
},
level_id: {
type: DataTypes.INTEGER,
allowNull: false
}
})
.bind(this).then(function() {
return this.queryInterface.createTable('level', {
id: {
type: DataTypes.INTEGER,
primaryKey: true,
autoIncrement: true
}
});
});
});
it('able to change column to foreign key', function() {
return this.queryInterface.changeColumn('users', 'level_id', {
type: DataTypes.INTEGER,
references: {
model: 'level',
key: 'id'
},
onUpdate: 'cascade',
onDelete: 'cascade'
}, {logging: log}).then(() => {
expect(count).to.be.equal(1);
count = 0;
});
});
});
}
});
});