node-oracledb/test/poolDrain.js

256 lines
7.4 KiB
JavaScript

/* Copyright (c) 2018, 2023, Oracle and/or its affiliates. */
/******************************************************************************
*
* This software is dual-licensed to you under the Universal Permissive License
* (UPL) 1.0 as shown at https://oss.oracle.com/licenses/upl and Apache License
* 2.0 as shown at https://www.apache.org/licenses/LICENSE-2.0. You may choose
* either license.
*
* If you elect to accept the software under the Apache License, Version 2.0,
* the following applies:
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* NAME
* 170. poolDrain.js
*
* DESCRIPTION
* The poolDrain feature:
* `pool.close()` should iterate open connections and close them.
*
*****************************************************************************/
'use strict';
const oracledb = require('oracledb');
const assert = require('assert');
const dbConfig = require('./dbconfig.js');
describe('170. poolDrain.js', () => {
before(function() {
if (process.versions.modules < 57) this.skip();
});
const settings = {
...dbConfig,
poolMin: 1,
poolMax: 5,
poolIncrement: 1
};
it('170.1 close pool with force flag, and prevent new connection', async () => {
const pool = await oracledb.createPool(settings);
await pool.getConnection();
const drainTime = 5;
const p = pool.close(drainTime);
await assert.rejects(
async () => await pool.getConnection(),
/NJS-064:/
);
await p;
}); // 170.1
it('170.2 close pool without force flag (will give out an error ), and prevent new connections', async () => {
const pool = await oracledb.createPool(settings);
await pool.getConnection();
await assert.rejects(
async () => await pool.close(),
/NJS-104:/
);
await pool.close(0);
}); // 170.2
it('170.3 pool.status OPEN and DRAINING', async () => {
const pool = await oracledb.createPool(settings);
await pool.getConnection();
assert.strictEqual(pool.status, oracledb.POOL_STATUS_OPEN);
const drainTime = 2;
const p = pool.close(drainTime);
assert.strictEqual(pool.status, oracledb.POOL_STATUS_DRAINING);
await p;
}); // 170.3
it('170.4 pool.status CLOSED', async () => {
const pool = await oracledb.createPool(settings);
await pool.getConnection();
assert.strictEqual(pool.status, oracledb.POOL_STATUS_OPEN);
const drainTime = 2;
await pool.close(drainTime);
assert.strictEqual(pool.status, oracledb.POOL_STATUS_CLOSED);
}); // 170.4
it('170.5 basic case - iterate open connections and close them', async () => {
const pool = await oracledb.createPool(settings);
await pool.getConnection();
const conn = await pool.getConnection();
await pool.getConnection();
assert.strictEqual(pool.connectionsInUse, 3);
const drainTime = 2;
await pool.close(drainTime);
await assert.rejects(
async () => await conn.execute('select (7+8) from dual'),
/NJS-003:/
);
}); // 170.5
it('170.6 pool is closed after drainTime', async () => {
const pool = await oracledb.createPool(settings);
await pool.getConnection();
await pool.getConnection();
await pool.getConnection();
assert.strictEqual(pool.connectionsInUse, 3);
const drainTime = 2;
await pool.close(drainTime);
await assert.rejects(
async () => await pool.close(),
/NJS-065:/
);
}); // 170.6
it('170.7 closes pool if no connection', async () => {
const pool = await oracledb.createPool(settings);
const drainTime = 2;
await pool.close(drainTime);
}); // 170.7
it('170.8 works with poolAlias', async () => {
const cred = {
...dbConfig,
poolAlias: 'nodb_pool_alias'
};
const pool = await oracledb.createPool(cred);
const drainTime = 2;
await pool.close(drainTime);
}); // 170.8
it('170.9 works with and without poolAlias', async () => {
const cred = {
...dbConfig,
poolAlias: 'nodb_pool_alias'
};
const pool_1 = await oracledb.createPool(cred);
const pool_2 = await oracledb.createPool(settings);
const drainTime = 2;
await Promise.all([
pool_1.close(drainTime),
pool_2.close(drainTime)
]);
}); // 170.9
it('170.10 Negative - try to modify read-only property pool.status', async () => {
const pool = await oracledb.createPool(settings);
assert.strictEqual(pool.status, oracledb.POOL_STATUS_OPEN);
const random_num = 789;
assert.throws(
() => pool.status = random_num,
/Cannot set property status of #<Pool> which has only a getter/
);
await pool.close();
}); // 170.10
it('170.11 drainTime = 0', async () => {
const pool = await oracledb.createPool(settings);
await pool.getConnection();
await pool.getConnection();
await pool.getConnection();
assert.strictEqual(pool.connectionsInUse, 3);
const drainTime = 0;
await pool.close(drainTime);
});
it('170.12 drainTime = -3', async () => {
const pool = await oracledb.createPool(settings);
await pool.getConnection();
await pool.getConnection();
await pool.getConnection();
assert.strictEqual(pool.connectionsInUse, 3);
const drainTime = -3;
await assert.rejects(
async () => await pool.close(drainTime),
/NJS-005:/
);
await pool.close(0);
});
it('170.13 drainTime = NaN', async () => {
const pool = await oracledb.createPool(settings);
await pool.getConnection();
await pool.getConnection();
await pool.getConnection();
assert.strictEqual(pool.connectionsInUse, 3);
const drainTime = NaN;
await assert.rejects(
async () => await pool.close(drainTime),
/NJS-005:/
);
await pool.close(0);
});
it('170.14 draining a pool will not block the other pool', async () => {
const pool_1 = await oracledb.createPool(settings);
const pool_2 = await oracledb.createPool(settings);
await pool_1.getConnection();
await pool_1.getConnection();
await pool_1.getConnection();
await pool_2.getConnection();
const conn = await pool_2.getConnection();
const drainTime = 3;
const p = pool_1.close(drainTime);
const result = await conn.execute('select (3+5) from dual');
assert.strictEqual(result.rows[0][0], 8);
await pool_2.close(1);
await p;
});
it('170.15 draining a pool will not block another aliased pool', async () => {
const pool_1 = await oracledb.createPool(settings);
const cred = {
...dbConfig,
poolAlias: 'nodb_pool_15'
};
const pool_2 = await oracledb.createPool(cred);
await pool_1.getConnection();
await pool_1.getConnection();
await pool_1.getConnection();
await pool_2.getConnection();
const conn = await pool_2.getConnection();
const drainTime = 3;
const p = pool_1.close(drainTime);
const result = await conn.execute('select (3+5) from dual');
assert.strictEqual(result.rows[0][0], 8);
await pool_2.close(1);
await p;
});
});