467 lines
16 KiB
JavaScript
467 lines
16 KiB
JavaScript
/* Copyright (c) 2017, 2024, 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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* 81. clobDMLBindAsString.js
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*
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* DESCRIPTION
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* Testing CLOB binding as String with DML.
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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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describe('81. clobDMLBindAsString.js', function() {
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let connection;
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let insertID = 1; // assume id for insert into db starts from 1
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const proc_clob_1 = "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_dml_clob_1 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_dml_clob_1 ( \n" +
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" id NUMBER, \n" +
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" clob CLOB \n" +
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" ) \n" +
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" '); \n" +
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"END; ";
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const sql2DropTable1 = "DROP TABLE nodb_dml_clob_1 PURGE";
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before(async function() {
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connection = await oracledb.getConnection(dbConfig);
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}); // before
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after(async function() {
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await connection.close();
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}); // after
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const executeSQL = async function(sql) {
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await connection.execute(sql);
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};
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const insertIntoClobTable1 = async function(id, content) {
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let result = null;
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if (content == "EMPTY_CLOB") {
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result = await connection.execute(
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"INSERT INTO nodb_dml_clob_1 VALUES (:ID, EMPTY_CLOB())",
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[ id ]);
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assert.strictEqual(result.rowsAffected, 1);
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} else {
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result = await connection.execute(
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"INSERT INTO nodb_dml_clob_1 VALUES (:ID, :C)",
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{
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ID: { val: id },
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C: { val: content, dir: oracledb.BIND_IN, type: oracledb.STRING }
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});
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assert.strictEqual(result.rowsAffected, 1);
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}
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};
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const updateClobTable1 = async function(id, content) {
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let result = null;
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if (content == "EMPTY_CLOB") {
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result = await connection.execute(
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"UPDATE nodb_dml_clob_1 set clob = EMPTY_CLOB() where id = :ID",
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{ ID: id });
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assert.strictEqual(result.rowsAffected, 1);
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} else {
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result = await connection.execute(
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"UPDATE nodb_dml_clob_1 set clob = :C where id = :ID",
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{ ID: id, C: content });
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assert.strictEqual(result.rowsAffected, 1);
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}
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};
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// compare the inserted clob with orginal content
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const verifyClobValueWithString = async function(selectSql, originalString, specialStr) {
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let result = null;
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result = await connection.execute(selectSql);
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const lob = result.rows[0][0];
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if (originalString == '' || originalString == undefined || originalString == null) {
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assert.ifError(lob);
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} else {
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assert(lob);
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// set the encoding so we get a 'string' not a 'buffer'
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lob.setEncoding('utf8');
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await new Promise((resolve, reject) => {
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let clobData = '';
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lob.on('data', function(chunk) {
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clobData += chunk;
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});
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lob.on('error', function(err) {
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assert.ifError(err, "lob.on 'error' event.");
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reject(err);
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});
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lob.on('end', function(err) {
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assert.ifError(err);
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if (originalString == "EMPTY_CLOB") {
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assert.strictEqual(clobData, "");
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} else {
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const resultLength = clobData.length;
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const specStrLength = specialStr.length;
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assert.strictEqual(resultLength, originalString.length);
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assert.strictEqual(clobData.substring(0, specStrLength), specialStr);
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assert.strictEqual(clobData.substring(resultLength - specStrLength, resultLength), specialStr);
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}
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resolve();
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});
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});
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}
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};
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const checkInsertResult = async function(id, content, specialStr) {
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const sql = "select clob from nodb_dml_clob_1 where id = " + id;
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await verifyClobValueWithString(sql, content, specialStr);
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};
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describe('81.1 CLOB, INSERT', function() {
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before(async function() {
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await executeSQL(proc_clob_1);
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}); // before
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after(async function() {
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await executeSQL(sql2DropTable1);
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}); // after
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it('81.1.1 works with EMPTY_CLOB', async function() {
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const id = insertID++;
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const content = "EMPTY_CLOB";
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await insertIntoClobTable1(id, content);
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await checkInsertResult(id, content, null);
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}); // 81.1.1
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it('81.1.2 works with empty string', async function() {
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const id = insertID++;
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const content = '';
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await insertIntoClobTable1(id, content);
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await checkInsertResult(id, content, null);
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}); // 81.1.2
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it('81.1.3 works with empty string and bind in maxSize set to 32767', async function() {
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const id = insertID++;
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const content = "";
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const result = await connection.execute(
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"INSERT INTO nodb_dml_clob_1 VALUES (:ID, :C)",
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{
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ID: { val: id },
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C: { val: content, dir: oracledb.BIND_IN, type: oracledb.STRING, maxSize: 32767 }
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});
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assert.strictEqual(result.rowsAffected, 1);
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await checkInsertResult(id, content, null);
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}); // 81.1.3
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it('81.1.4 works with empty string and bind in maxSize set to 50000', async function() {
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const id = insertID++;
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const content = "";
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const result = await connection.execute(
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"INSERT INTO nodb_dml_clob_1 VALUES (:ID, :C)",
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{
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ID: { val: id },
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C: { val: content, dir: oracledb.BIND_IN, type: oracledb.STRING, maxSize: 50000 }
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});
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assert.strictEqual(result.rowsAffected, 1);
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await checkInsertResult(id, content, null);
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}); // 81.1.4
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it('81.1.5 works with undefined', async function() {
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const id = insertID++;
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const content = undefined;
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await insertIntoClobTable1(id, content);
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await checkInsertResult(id, content, null);
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}); // 81.1.5
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it('81.1.6 works with null', async function() {
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const id = insertID++;
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const content = null;
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await insertIntoClobTable1(id, content);
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await checkInsertResult(id, content, null);
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}); // 81.1.6
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it('81.1.7 works with null and bind in maxSize set to 32767', async function() {
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const id = insertID++;
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const content = null;
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const result = await connection.execute(
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"INSERT INTO nodb_dml_clob_1 VALUES (:ID, :C)",
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{
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ID: { val: id },
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C: { val: content, dir: oracledb.BIND_IN, type: oracledb.STRING, maxSize: 32767 }
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});
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assert.strictEqual(result.rowsAffected, 1);
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await checkInsertResult(id, content, null);
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}); // 81.1.7
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it('81.1.8 works with null and bind in maxSize set to 50000', async function() {
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const id = insertID++;
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const content = null;
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const result = await connection.execute(
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"INSERT INTO nodb_dml_clob_1 VALUES (:ID, :C)",
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{
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ID: { val: id },
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C: { val: content, dir: oracledb.BIND_IN, type: oracledb.STRING, maxSize: 50000 }
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});
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assert.strictEqual(result.rowsAffected, 1);
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await checkInsertResult(id, content, null);
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}); // 81.1.8
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it('81.1.9 works with NaN', async function() {
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const id = insertID++;
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const content = NaN;
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await assert.rejects(
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async () => {
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await connection.execute(
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"INSERT INTO nodb_dml_clob_1 VALUES (:ID, :C)",
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{
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ID: { val: id },
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C: { val: content, dir: oracledb.BIND_IN, type: oracledb.STRING }
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});
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},
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// NJS-011: encountered bind value and type mismatch in parameter 2
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/NJS-011:/
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);
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}); // 81.1.9
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it('81.1.10 works with 0', async function() {
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const id = insertID++;
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const content = 0;
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await assert.rejects(
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async () => {
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await connection.execute(
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"INSERT INTO nodb_dml_clob_1 VALUES (:ID, :C)",
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{
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ID: { val: id },
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C: { val: content, dir: oracledb.BIND_IN, type: oracledb.STRING }
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});
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},
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// NJS-011: encountered bind value and type mismatch in parameter 2
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/NJS-011:/
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);
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}); // 81.1.10
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it('81.1.11 works with String length 32K', async function() {
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const id = insertID++;
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const contentLength = 32768;
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const specialStr = "81.1.11";
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const content = random.getRandomString(contentLength, specialStr);
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await insertIntoClobTable1(id, content);
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await checkInsertResult(id, content, specialStr);
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}); // 81.1.11
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it('81.1.12 works with String length (64K - 1)', async function() {
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const id = insertID++;
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const contentLength = 65535;
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const specialStr = "81.1.12";
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const content = random.getRandomString(contentLength, specialStr);
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await insertIntoClobTable1(id, content);
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await checkInsertResult(id, content, specialStr);
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}); // 81.1.12
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it('81.1.13 works with String length (64K + 1)', async function() {
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const id = insertID++;
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const contentLength = 65537;
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const specialStr = "81.1.13";
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const content = random.getRandomString(contentLength, specialStr);
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await insertIntoClobTable1(id, content);
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await checkInsertResult(id, content, specialStr);
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}); // 81.1.13
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it('81.1.14 works with String length (1MB + 1)', async function() {
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const id = insertID++;
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const contentLength = 1048577; // 1 * 1024 * 1024 + 1;
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const specialStr = "81.1.14";
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const content = random.getRandomString(contentLength, specialStr);
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await insertIntoClobTable1(id, content);
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await checkInsertResult(id, content, specialStr);
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}); // 81.1.14
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it('81.1.15 bind value and type mismatch', async function() {
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const id = insertID++;
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const content = 100;
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const sql = "INSERT INTO nodb_dml_clob_1 VALUES (:ID, :C)";
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const binds = {
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ID: { val: id },
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C: { val: content, dir: oracledb.BIND_IN, type: oracledb.STRING }
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};
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await assert.rejects(
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async () => await connection.execute(sql, binds),
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// NJS-011: encountered bind value and type mismatch in parameter 2
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/NJS-011:/
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);
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}); // 81.1.15
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it('81.1.16 mixing named with positional binding', async function() {
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const id = insertID++;
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const contentLength = 40000;
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const specialStr = "81.1.16";
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const content = random.getRandomString(contentLength, specialStr);
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const result = await connection.execute(
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"INSERT INTO nodb_dml_clob_1 VALUES (:1, :2)",
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[
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id, { val: content, dir: oracledb.BIND_IN, type: oracledb.STRING }
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]);
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assert.strictEqual(result.rowsAffected, 1);
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await checkInsertResult(id, content, specialStr);
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}); // 81.1.16
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it('81.1.17 bind with invalid CLOB', async function() {
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const id = insertID++;
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await assert.rejects(
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async () => {
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await connection.execute(
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"INSERT INTO nodb_dml_clob_1 VALUES (:1, :2)",
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[
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id, { val: {}, dir: oracledb.BIND_IN, type: oracledb.STRING }
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]);
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},
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// NJS-011: encountered bind value and type mismatch
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/NJS-011:/
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);
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}); // 81.1.17
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it('81.1.18 RETURNING INTO with bind type STRING', async function() {
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const id = insertID++;
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const contentLength = 400;
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const specialStr = "81.1.18";
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const content = random.getRandomString(contentLength, specialStr);
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const sql = "INSERT INTO nodb_dml_clob_1 (id, clob) VALUES (:i, :c) RETURNING clob INTO :lobbv";
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const result = await connection.execute(
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sql,
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{
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i: id,
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c: { val: content, type: oracledb.STRING, dir: oracledb.BIND_IN },
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lobbv: { type: oracledb.STRING, dir: oracledb.BIND_OUT, maxSize: contentLength }
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},
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{ autoCommit: false });
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assert.strictEqual(result.rowsAffected, 1);
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assert.strictEqual(result.outBinds.lobbv.length, 1);
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await checkInsertResult(id, content, specialStr);
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}); // 81.1.18
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it('81.1.19 works with bind in maxSize smaller than string length', async function() {
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const id = insertID++;
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const contentLength = 32768;
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const specialStr = "81.1.20";
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const content = random.getRandomString(contentLength, specialStr);
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const result = await connection.execute(
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"INSERT INTO nodb_dml_clob_1 VALUES (:ID, :C)",
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{
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ID: { val: id },
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C: { val: content, dir: oracledb.BIND_IN, type: oracledb.STRING, maxSize: 1 }
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});
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assert.strictEqual(result.rowsAffected, 1);
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await checkInsertResult(id, content, specialStr);
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}); // 81.1.19
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}); // 81.1
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describe('81.2 CLOB, UPDATE', function() {
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insertID = 0;
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before(async function() {
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await executeSQL(proc_clob_1);
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}); // before
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after(async function() {
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await executeSQL(sql2DropTable1);
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}); // after
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it('81.2.1 update EMPTY_CLOB column', async function() {
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const id = insertID++;
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const content_1 = "EMPTY_CLOB";
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const contentLength_2 = 32768;
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const specialStr_2 = "81.2.1";
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const content_2 = random.getRandomString(contentLength_2, specialStr_2);
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await insertIntoClobTable1(id, content_1);
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await checkInsertResult(id, content_1, null);
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await updateClobTable1(id, content_2);
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await checkInsertResult(id, content_2, specialStr_2);
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}); // 81.2.1
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it('81.2.2 update a column with EMPTY_CLOB', async function() {
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const id = insertID++;
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const contentLength_1 = 50000;
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const specialStr_1 = "81.2.2";
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const content_1 = random.getRandomString(contentLength_1, specialStr_1);
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const content_2 = "EMPTY_CLOB";
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await insertIntoClobTable1(id, content_1);
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await checkInsertResult(id, content_1, specialStr_1);
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await updateClobTable1(id, content_2);
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await checkInsertResult(id, content_2, null);
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}); // 81.2.2
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it('81.2.3 update EMPTY_CLOB column with empty string', async function() {
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const id = insertID++;
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const content_1 = "EMPTY_CLOB";
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const content_2 = "";
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await insertIntoClobTable1(id, content_1);
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await checkInsertResult(id, content_1, null);
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await updateClobTable1(id, content_2);
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await checkInsertResult(id, content_2, null);
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}); // 81.2.3
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it('81.2.4 update empty string column', async function() {
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const id = insertID++;
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const content_1 = "";
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const contentLength_2 = 54321;
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const specialStr_2 = "81.2.4";
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const content_2 = random.getRandomString(contentLength_2, specialStr_2);
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await insertIntoClobTable1(id, content_1);
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await checkInsertResult(id, content_1, null);
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await updateClobTable1(id, content_2);
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await checkInsertResult(id, content_2, specialStr_2);
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}); // 81.2.4
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it('81.2.5 update a column with empty string', async function() {
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const id = insertID++;
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const contentLength_1 = 50000;
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const specialStr_1 = "81.2.2";
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const content_1 = random.getRandomString(contentLength_1, specialStr_1);
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const content_2 = "";
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await insertIntoClobTable1(id, content_1);
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await checkInsertResult(id, content_1, specialStr_1);
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await updateClobTable1(id, content_2);
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await checkInsertResult(id, content_2, null);
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}); // 81.2.5
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}); // 81.2
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});
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