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@mysql/xdevapi

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MySQL Connector/Node.js - A Node.js driver for MySQL using the X Protocol and X DevAPI.

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/* * Copyright (c) 2020, 2021, Oracle and/or its affiliates. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License, version 2.0, as * published by the Free Software Foundation. * * This program is also distributed with certain software (including * but not limited to OpenSSL) that is licensed under separate terms, * as designated in a particular file or component or in included license * documentation. The authors of MySQL hereby grant you an * additional permission to link the program and your derivative works * with the separately licensed software that they have included with * MySQL. * * Without limiting anything contained in the foregoing, this file, * which is part of MySQL Connector/Node.js, is also subject to the * Universal FOSS Exception, version 1.0, a copy of which can be found at * http://oss.oracle.com/licenses/universal-foss-exception. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * See the GNU General Public License, version 2.0, for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ 'use strict'; /* eslint-env node, mocha */ const config = require('../../../config'); const expect = require('chai').expect; const fixtures = require('../../../fixtures'); const mysqlx = require('../../../..'); const path = require('path'); describe('session reset behavior', () => { const baseConfig = { schema: undefined }; context('when using standalone sessions', () => { it('new connections are assigned new ids', () => { const resetConfig = Object.assign({}, config, baseConfig); let firstConnectionId, secondConnectionId; return mysqlx.getSession(resetConfig) .then(session => { return session.sql('SELECT CONNECTION_ID()') .execute() .then(res => { firstConnectionId = res.fetchOne()[0]; return session.close(); }); }) .then(() => { return mysqlx.getSession(resetConfig); }) .then(session => { return session.sql('SELECT CONNECTION_ID()') .execute() .then(res => { secondConnectionId = res.fetchOne()[0]; return session.close(); }); }) .then(() => { return expect(firstConnectionId).to.not.equal(secondConnectionId); }); }); }); context('when using a connection pool', () => { let client; beforeEach('create pool', () => { const resetConfig = Object.assign({}, config, baseConfig); client = mysqlx.getClient(resetConfig, { pooling: { maxSize: 1 } }); }); afterEach('destroy pool', () => { return client.close(); }); it('idle connections are not assigned a new id', () => { let firstConnectionId, secondConnectionId; return client.getSession() .then(session => { return session.sql('SELECT CONNECTION_ID()') .execute() .then(res => { firstConnectionId = res.fetchOne()[0]; return session.close(); }); }) .then(() => { return client.getSession(); }) .then(session => { return session.sql('SELECT CONNECTION_ID()') .execute() .then(res => { secondConnectionId = res.fetchOne()[0]; return session.close(); }); }) .then(() => { return expect(firstConnectionId).to.equal(secondConnectionId); }); }); }); context('when debug mode is enabled', () => { context('with a standalone connection', () => { it('logs the expectation pipeline opening', () => { const script = path.join(__dirname, '..', '..', '..', 'fixtures', 'scripts', 'connection', 'reset.js'); return fixtures.collectLogs('protocol:outbound:Mysqlx.Expect.Open', script) .then(proc => { expect(proc.logs).to.be.an('array').and.have.lengthOf(1); expect(proc.logs[0]).to.have.keys('op', 'cond'); expect(proc.logs[0].op).to.equal('EXPECT_CTX_COPY_PREV'); expect(proc.logs[0].cond).to.be.an('array').and.have.lengthOf(1); expect(proc.logs[0].cond[0]).to.have.keys('condition_key', 'condition_value', 'op'); expect(proc.logs[0].cond[0].condition_key).to.equal('EXPECT_FIELD_EXIST'); expect(proc.logs[0].cond[0].condition_value).to.have.keys('type', 'data'); expect(Buffer.from(proc.logs[0].cond[0].condition_value.data).toString()).to.equal('6.1'); // keep_open expect(proc.logs[0].cond[0].op).to.equal('EXPECT_OP_SET'); }); }); it('logs the expectation pipeline closing', () => { const script = path.join(__dirname, '..', '..', '..', 'fixtures', 'scripts', 'connection', 'reset.js'); return fixtures.collectLogs('protocol:outbound:Mysqlx.Expect.Close', script) .then(proc => { expect(proc.logs).to.be.an('array').and.have.lengthOf(1); }); }); it('logs the session reset negotiation', () => { const script = path.join(__dirname, '..', '..', '..', 'fixtures', 'scripts', 'connection', 'reset.js'); return fixtures.collectLogs('protocol:outbound:Mysqlx.Session.Reset', script) .then(proc => { expect(proc.logs).to.be.an('array').and.have.lengthOf(1); expect(proc.logs[0]).to.have.keys('keep_open'); return expect(proc.logs[0].keep_open).to.be.true; }); }); }); context('with a connection pool', () => { it('logs the expectation pipeline opening', () => { const script = path.join(__dirname, '..', '..', '..', 'fixtures', 'scripts', 'connection', 'pool-reset.js'); return fixtures.collectLogs('protocol:outbound:Mysqlx.Expect.Open', script) .then(proc => { expect(proc.logs).to.be.an('array').and.have.lengthOf(1); expect(proc.logs[0]).to.have.keys('op', 'cond'); expect(proc.logs[0].op).to.equal('EXPECT_CTX_COPY_PREV'); expect(proc.logs[0].cond).to.be.an('array').and.have.lengthOf(1); expect(proc.logs[0].cond[0]).to.have.keys('condition_key', 'condition_value', 'op'); expect(proc.logs[0].cond[0].condition_key).to.equal('EXPECT_FIELD_EXIST'); expect(proc.logs[0].cond[0].condition_value).to.have.keys('type', 'data'); expect(Buffer.from(proc.logs[0].cond[0].condition_value.data).toString()).to.equal('6.1'); // keep_open expect(proc.logs[0].cond[0].op).to.equal('EXPECT_OP_SET'); }); }); it('logs the expectation pipeline closing', () => { const script = path.join(__dirname, '..', '..', '..', 'fixtures', 'scripts', 'connection', 'pool-reset.js'); return fixtures.collectLogs('protocol:outbound:Mysqlx.Expect.Close', script) .then(proc => { expect(proc.logs).to.be.an('array').and.have.lengthOf(1); }); }); it('logs the session reset negotiation', () => { const script = path.join(__dirname, '..', '..', '..', 'fixtures', 'scripts', 'connection', 'pool-reset.js'); return fixtures.collectLogs('protocol:outbound:Mysqlx.Session.Reset', script) .then(proc => { expect(proc.logs).to.be.an('array').and.have.lengthOf(1); expect(proc.logs[0]).to.have.keys('keep_open'); return expect(proc.logs[0].keep_open).to.be.true; }); }); }); }); });