node-oracledb/test/poolDrain.js

327 lines
8.8 KiB
JavaScript

/* Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. */
/******************************************************************************
*
* You may not use the identified files except in compliance with the Apache
* License, Version 2.0 (the "License.")
*
* You may obtain a copy of the License at
* http://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.
*
* The node-oracledb test suite uses 'mocha', 'should' and 'async'.
* See LICENSE.md for relevant licenses.
*
* NAME
* 170. poolDrain.js
*
* DESCRIPTION
* The poolDrain feature:
* `pool.close()` should iterate open connections and close them.
*
*****************************************************************************/
'use strict';
const oracledb = require('oracledb');
const should = require('should');
const dbconfig = require('./dbconfig.js');
function sleep(ms) {
return new Promise(resolve => setTimeout(resolve, ms));
}
describe('170. poolDrain.js', () => {
before(function() {
if (process.versions.modules < 57) this.skip();
});
const settings = {
user: dbconfig.user,
password: dbconfig.password,
connectString: dbconfig.connectString,
poolMin: 1,
poolMax: 5,
poolIncrement: 1
};
it('170.1 close pool with force flag, and prevent new connection', async () => {
try {
let pool = await oracledb.createPool(settings);
await pool.getConnection();
let drainTime = 5;
pool.close(drainTime);
await pool.getConnection();
} catch(err) {
should.exist(err);
should.strictEqual(
err.message,
"NJS-064: connection pool is closing"
);
} finally {
await sleep(6000);
}
}); // 170.1
it('170.2 close pool without force flag (will give out an error ), and prevent new connections', async () => {
let pool;
try {
pool = await oracledb.createPool(settings);
await pool.getConnection();
await pool.close();
} catch(err) {
should.exist(err);
(err.message).should.startWith('ORA-24422:');
} finally {
await pool.close(0);
}
}); // 170.2
it('170.3 pool.status OPEN and DRAINING', async () => {
try {
let pool = await oracledb.createPool(settings);
await pool.getConnection();
should.strictEqual(pool.status, oracledb.POOL_STATUS_OPEN);
let drainTime = 2;
pool.close(drainTime);
should.strictEqual(pool.status, oracledb.POOL_STATUS_DRAINING);
} catch(err) {
should.not.exist(err);
} finally {
await sleep(3000);
}
}); // 170.3
it('170.4 pool.status CLOSED', async () => {
try {
let pool = await oracledb.createPool(settings);
await pool.getConnection();
should.strictEqual(pool.status, oracledb.POOL_STATUS_OPEN);
let drainTime = 2;
await pool.close(drainTime);
should.strictEqual(pool.status, oracledb.POOL_STATUS_CLOSED);
} catch(err) {
should.not.exist(err);
}
}); // 170.4
it.skip('170.5 basic case - iterate open connections and close them', async () => {
try {
let pool = await oracledb.createPool(settings);
await pool.getConnection();
let conn = await pool.getConnection();
await pool.getConnection();
should.strictEqual(pool.connectionsInUse, 3);
let drainTime = 2;
await pool.close(drainTime);
conn.execute('select (7+8) from dual');
} catch(err) {
should.exist(err);
console.log(err.message);
}
}); // 170.5
it.skip('170.6 pool is closed after drainTime', async () => {
try {
let pool = await oracledb.createPool(settings);
await pool.getConnection();
await pool.getConnection();
await pool.getConnection();
should.strictEqual(pool.connectionsInUse, 3);
let drainTime = 2;
await pool.close(drainTime);
pool.close();
} catch(err) {
should.exist(err);
console.log(err.message);
}
}); // 170.6
it('170.7 closes pool if no connection', async () => {
try {
let pool = await oracledb.createPool(settings);
let drainTime = 2;
await pool.close(drainTime);
} catch(err) {
should.not.exist(err);
}
}); // 170.7
it('170.8 works with poolAlias', async () => {
try {
let cred = {
user: dbconfig.user,
password: dbconfig.password,
connectString: dbconfig.connectString,
poolAlias: 'nodb_pool_alias'
};
let pool = await oracledb.createPool(cred);
let drainTime = 2;
await pool.close(drainTime);
} catch(err) {
should.not.exist(err);
}
}); // 170.8
it('170.9 works with and without poolAlias', async () => {
try {
let cred = {
user: dbconfig.user,
password: dbconfig.password,
connectString: dbconfig.connectString,
poolAlias: 'nodb_pool_alias'
};
let pool_1 = await oracledb.createPool(cred);
let pool_2 = await oracledb.createPool(settings);
let drainTime = 2;
pool_1.close(drainTime);
pool_2.close(drainTime);
} catch(err) {
should.not.exist(err);
} finally {
await sleep(3000);
}
}); // 170.9
it('170.10 Negative - try to modify read-only property pool.status', async () => {
try {
let pool = await oracledb.createPool(settings);
should.strictEqual(pool.status, oracledb.POOL_STATUS_OPEN);
let random_num = 789;
should.throws(
() => {
pool.status = random_num;
},
'Cannot set property status of #<Pool> which has only a getter'
);
await pool.close();
} catch(err) {
should.not.exist(err);
}
}); // 170.10
it('170.11 drainTime = 0', async () => {
try {
let pool = await oracledb.createPool(settings);
await pool.getConnection();
await pool.getConnection();
await pool.getConnection();
should.strictEqual(pool.connectionsInUse, 3);
let drainTime = 0;
await pool.close(drainTime);
} catch(err) {
should.not.exist(err);
}
});
it('170.12 drainTime = -3', async () => {
let pool;
try {
pool = await oracledb.createPool(settings);
await pool.getConnection();
await pool.getConnection();
await pool.getConnection();
should.strictEqual(pool.connectionsInUse, 3);
let drainTime = -3;
await pool.close(drainTime);
} catch(err) {
should.exist(err);
should.strictEqual(err.message, "NJS-005: invalid value for parameter 1");
} finally {
await pool.close(0);
}
});
it('170.13 drainTime = NaN', async () => {
let pool;
try {
pool = await oracledb.createPool(settings);
await pool.getConnection();
await pool.getConnection();
await pool.getConnection();
should.strictEqual(pool.connectionsInUse, 3);
let drainTime = NaN;
await pool.close(drainTime);
} catch(err) {
should.exist(err);
should.strictEqual(err.message, "NJS-005: invalid value for parameter 1");
} finally {
await pool.close(0);
}
});
it('170.14 draining a pool will not block the other pool', async () => {
try {
let pool_1 = await oracledb.createPool(settings);
let pool_2 = await oracledb.createPool(settings);
await pool_1.getConnection();
await pool_1.getConnection();
await pool_1.getConnection();
await pool_2.getConnection();
let conn = await pool_2.getConnection();
let drainTime = 3;
pool_1.close(drainTime);
let result = await conn.execute('select (3+5) from dual');
should.strictEqual(result.rows[0][0], 8);
pool_2.close(1);
} catch(err) {
should.not.exist(err);
} finally {
await sleep(4000);
}
});
it('170.15 draining a pool will not block another aliased pool', async () => {
try {
let pool_1 = await oracledb.createPool(settings);
let cred = {
user: dbconfig.user,
password: dbconfig.password,
connectString: dbconfig.connectString,
poolAlias: 'nodb_pool_15'
};
let pool_2 = await oracledb.createPool(cred);
await pool_1.getConnection();
await pool_1.getConnection();
await pool_1.getConnection();
await pool_2.getConnection();
let conn = await pool_2.getConnection();
let drainTime = 3;
pool_1.close(drainTime);
let result = await conn.execute('select (3+5) from dual');
should.strictEqual(result.rows[0][0], 8);
pool_2.close(1);
} catch(err) {
should.not.exist(err);
} finally {
await sleep(4000);
}
});
});