310 lines
9.6 KiB
JavaScript
310 lines
9.6 KiB
JavaScript
/* Copyright (c) 2017, 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 https://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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* 89. fetchBlobAsBuffer3.js
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*
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* DESCRIPTION
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* Testing Oracle data type support - BLOB.
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* To fetch BLOB columns as buffer
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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 random = require('./random.js');
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const assist = require('./dataTypeAssist.js');
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describe('89. fetchBlobAsBuffer3.js', function() {
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let connection = null;
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let insertID = 1; // assume id for insert into db starts from 1
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const proc_create_table2 = "BEGIN \n" +
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" DECLARE \n" +
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" e_table_missing EXCEPTION; \n" +
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" PRAGMA EXCEPTION_INIT(e_table_missing, -00942); \n" +
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" BEGIN \n" +
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" EXECUTE IMMEDIATE('DROP TABLE nodb_blob2 PURGE'); \n" +
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" EXCEPTION \n" +
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" WHEN e_table_missing \n" +
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" THEN NULL; \n" +
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" END; \n" +
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" EXECUTE IMMEDIATE (' \n" +
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" CREATE TABLE nodb_blob2 ( \n" +
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" ID NUMBER, \n" +
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" B1 BLOB, \n" +
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" B2 BLOB \n" +
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" ) \n" +
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" '); \n" +
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"END; ";
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const drop_table2 = "DROP TABLE nodb_blob2 PURGE";
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const defaultStmtCache = oracledb.stmtCacheSize;
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before('get one connection', async function() {
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oracledb.stmtCacheSize = 0;
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connection = await oracledb.getConnection(dbConfig);
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}); // before
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after('release connection', async function() {
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oracledb.stmtCacheSize = defaultStmtCache;
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await connection.close();
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}); // after
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const insertIntoBlobTable2 = async function(id, content1, content2) {
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const result = await connection.execute(
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"INSERT INTO nodb_blob2 VALUES (:ID, :B1, :B2)",
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[ id, content1, content2 ]
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);
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assert.strictEqual(result.rowsAffected, 1);
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};
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describe('89.1 fetch multiple BLOBs', function() {
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before('create Table and populate', async function() {
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await connection.execute(proc_create_table2);
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}); // before
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after('drop table', async function() {
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await connection.execute(drop_table2);
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}); // after
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beforeEach('set oracledb.fetchAsBuffer', function() {
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oracledb.fetchAsBuffer = [ oracledb.BLOB ];
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}); // beforeEach
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afterEach('clear the By type specification', function() {
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oracledb.fetchAsBuffer = [];
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}); // afterEach
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it('89.1.1 fetch multiple BLOB columns as Buffer', async function() {
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const id = insertID++;
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const specialStr_1 = '89.1.1_1';
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const contentLength_1 = 26;
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const strBuf_1 = random.getRandomString(contentLength_1, specialStr_1);
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const content_1 = Buffer.from(strBuf_1, "utf-8");
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const specialStr_2 = '89.1.1_2';
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const contentLength_2 = 100;
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const strBuf_2 = random.getRandomString(contentLength_2, specialStr_2);
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const content_2 = Buffer.from(strBuf_2, "utf-8");
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await insertIntoBlobTable2(id, content_1, content_2);
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const result = await connection.execute(
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"SELECT ID, B1, B2 from nodb_blob2"
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);
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assert.deepStrictEqual(result.rows[0][1], content_1);
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assert.deepStrictEqual(result.rows[0][2], content_2);
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}); // 89.1.1
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it('89.1.2 fetch two BLOB columns, one as string, another streamed', async function() {
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const id = insertID++;
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const specialStr_1 = '89.1.2_1';
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const contentLength_1 = 30;
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const strBuf_1 = random.getRandomString(contentLength_1, specialStr_1);
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const content_1 = Buffer.from(strBuf_1, "utf-8");
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const specialStr_2 = '89.1.2_2';
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const contentLength_2 = 50;
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const strBuf_2 = random.getRandomString(contentLength_2, specialStr_2);
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const content_2 = Buffer.from(strBuf_2, "utf-8");
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await insertIntoBlobTable2(id, content_1, content_2);
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let result = await connection.execute(
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"SELECT ID, B1 from nodb_blob2 where ID = :id",
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{ id: id }
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);
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assert.deepStrictEqual(result.rows[0][1], content_1);
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oracledb.fetchAsBuffer = [];
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result = await connection.execute(
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"SELECT B2 from nodb_blob2 where ID = :id",
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{ id: id }
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);
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assert.notStrictEqual(result.rows.length, 0);
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const clobData = (await result.rows[0][0].getData()).toString();
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const specialStrLen_2 = specialStr_2.length;
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const resultLen_2 = clobData.length;
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assert.strictEqual(clobData.length, contentLength_2);
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assert.strictEqual(clobData.substring(0, specialStrLen_2), specialStr_2);
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assert.strictEqual(clobData.substring(resultLen_2 - specialStrLen_2, resultLen_2), specialStr_2);
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}); // 89.1.2
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}); // 89.1
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describe('89.2 types support for fetchAsBuffer property', function() {
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afterEach('clear the by-type specification', function() {
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oracledb.fetchAsBuffer = [];
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});
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it('89.2.1 String not supported in fetchAsBuffer', function() {
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assert.throws(
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function() {
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oracledb.fetchAsBuffer = [ oracledb.STRING ];
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},
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/NJS-021: invalid type for conversion specified/
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);
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}); // 89.2.1
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it('89.2.2 CLOB not supported in fetchAsBuffer', function() {
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assert.throws(
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function() {
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oracledb.fetchAsBuffer = [ oracledb.CLOB ];
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},
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/NJS-021: invalid type for conversion specified/
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);
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}); // 89.2.2
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it('89.2.3 Number not supported in fetchAsBuffer', function() {
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assert.throws(
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function() {
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oracledb.fetchAsBuffer = [ oracledb.NUMBER ];
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},
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/NJS-021: invalid type for conversion specified/
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);
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}); // 89.2.3
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it('89.2.4 Date not supported in fetchAsBuffer', function() {
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assert.throws(
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function() {
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oracledb.fetchAsBuffer = [ oracledb.DATE ];
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},
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/NJS-021: invalid type for conversion specified/
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);
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}); // 89.2.4
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it('89.2.5 Cursor not supported in fetchAsBuffer', function() {
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assert.throws(
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function() {
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oracledb.fetchAsBuffer = [ oracledb.CURSOR ];
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},
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/NJS-021: invalid type for conversion specified/
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);
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}); // 89.2.5
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it('89.2.6 Buffer not supported in fetchAsBuffer', function() {
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assert.throws(
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function() {
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oracledb.fetchAsBuffer = [ oracledb.BUFFER ];
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},
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/NJS-021: invalid type for conversion specified/
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);
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}); // 89.2.6
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it('89.2.7 BLOB supported in fetchAsBuffer', function() {
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assert.doesNotThrow(
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function() {
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oracledb.fetchAsBuffer = [ oracledb.BLOB ];
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}
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);
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assert.strictEqual(oracledb.fetchAsBuffer.length, 1);
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assert.strictEqual(oracledb.fetchAsBuffer[0], oracledb.BLOB);
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}); // 89.2.7
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it('89.2.8 negative null value for fetchAsBuffer', function() {
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assert.throws(
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function() {
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oracledb.fetchAsBuffer = null;
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},
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/NJS-004:/
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);
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}); // 89.2.8
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it('89.2.9 negative undefined value for fetchAsBuffer', function() {
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assert.throws(
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function() {
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oracledb.fetchAsBuffer = undefined;
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},
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/NJS-004:/
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);
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}); // 89.2.9
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it('89.2.10 negative numeric value for fetchAsBuffer', function() {
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assert.throws(
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function() {
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oracledb.fetchAsBuffer = 89210;
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},
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/NJS-004:/
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);
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}); // 89.2.10
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it('89.2.11 negative emtpy string value for fetchAsBuffer', function() {
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assert.throws(
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function() {
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oracledb.fetchAsBuffer = ' ';
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},
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/NJS-004:/
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);
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}); // 89.2.11
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it('89.2.12 negative arbitary string value for fetchAsBuffer', function() {
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assert.throws(
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function() {
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oracledb.fetchAsBuffer = "89.2.12";
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},
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/NJS-004:/
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);
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}); // 89.2.12
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it('89.2.13 negative date value for fetchAsBuffer', function() {
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assert.throws(
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function() {
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const dt = new Date ();
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oracledb.fetchAsBuffer = dt;
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},
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/NJS-004:/
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);
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}); // 89.2.13
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it('89.2.14 negative arbitary buffer value for fetchAsBuffer', function() {
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assert.throws(
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function() {
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const buf = assist.createBuffer(10) ;
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oracledb.fetchAsBuffer = buf;
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},
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/NJS-004:/
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);
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}); // 89.2.14
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}); // 89.2
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});
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