142 lines
4.5 KiB
JavaScript
142 lines
4.5 KiB
JavaScript
/* Copyright (c) 2023, Oracle and/or its affiliates. */
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/******************************************************************************
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*
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* This software is dual-licensed to you under the Universal Permissive License
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* (UPL) 1.0 as shown at https: *oss.oracle.com/licenses/upl and Apache License
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* 2.0 as shown at http: *www.apache.org/licenses/LICENSE-2.0. You may choose
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* either license.
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*
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* If you elect to accept the software under the Apache License, Version 2.0,
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* the following applies:
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https: *www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* NAME
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* 278. poolExpansion.js
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*
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* DESCRIPTION
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* Testing pool expansion feature of pool.
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*
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******************************************************************************/
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'use strict';
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const oracledb = require('oracledb');
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const assert = require('assert');
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const dbConfig = require('./dbconfig.js');
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const testUtil = require('../test/testsUtil.js');
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describe('278. Pool expansion', function() {
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function sleep(ms) {
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return new Promise((resolve) => {
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setTimeout(resolve, ms);
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});
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}
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it('278.1 pool expansion when new connection created and within pool max limit', async function() {
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if (!oracledb.thin || dbConfig.test.drcp) this.skip();
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// thick driver is creating total connections exceeding poolMax
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const pool = await oracledb.createPool({
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...dbConfig,
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poolMin: 0,
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poolMax: 2,
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poolIncrement: 4,
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homogeneous: true
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});
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const conn = await pool.getConnection();
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assert.strictEqual(pool.connectionsInUse, 1);
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await testUtil.checkAndWait(100, 50, () => pool.connectionsOpen === 2);
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// total connections created won't exceed pool max limit.
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assert.strictEqual(pool.connectionsOpen, 2);
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assert.strictEqual(pool.connectionsInUse, 1);
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await conn.close();
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await pool.close(0);
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});
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it('278.2 pool expansion not done on creating minimum connection', async function() {
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if (dbConfig.test.drcp) this.skip();
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const pool = await oracledb.createPool({
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...dbConfig,
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poolMin: 2,
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poolMax: 10,
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poolIncrement: 4,
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homogeneous: true
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});
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await testUtil.checkAndWait(100, 50, () => pool.connectionsOpen === 2);
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assert.strictEqual(pool.connectionsOpen, 2);
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assert.strictEqual(pool.connectionsInUse, 0);
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await testUtil.checkAndWait(100, 50, () => pool.connectionsOpen === 2);
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await sleep(1000);
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assert.strictEqual(pool.connectionsOpen, 2);
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assert.strictEqual(pool.connectionsInUse, 0);
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await pool.close(0);
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});
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it('278.3 no pool expansion while acquiring connection already present in pool', async function() {
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if (dbConfig.test.drcp) this.skip();
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const pool = await oracledb.createPool({
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...dbConfig,
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poolMin: 2,
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poolMax: 10,
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poolIncrement: 3,
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homogeneous: true
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});
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const conn = await pool.getConnection();
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assert.strictEqual(pool.connectionsInUse, 1);
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await testUtil.checkAndWait(100, 50, () => pool.connectionsOpen === 2);
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await sleep(1000);
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assert.strictEqual(pool.connectionsOpen, 2);
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assert.strictEqual(pool.connectionsInUse, 1);
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await conn.close();
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await pool.close(0);
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});
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it('278.4 pool connection count not crossing pool max limit on parallel execution', async function() {
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if (dbConfig.test.drcp) this.skip();
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const pool = await oracledb.createPool({
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...dbConfig,
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poolMin: 2,
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poolMax: 10,
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poolIncrement: 2,
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homogeneous: true
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});
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let conn1, conn2, conn3;
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const routine1 = async function() {
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conn1 = await pool.getConnection();
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};
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const routine3 = async function() {
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conn3 = await pool.getConnection();
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};
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const routine2 = async function() {
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conn2 = await pool.getConnection();
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};
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await Promise.all([routine1(), routine2(), routine3()]);
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assert.strictEqual(pool.connectionsInUse, 3);
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await testUtil.checkAndWait(100, 50, () => pool.connectionsOpen === 4);
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await conn1.close();
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await conn3.close();
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await conn2.close();
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await pool.close(0);
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});
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});
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