node-oracledb/test/blobDMLBindAsBuffer.js

758 lines
22 KiB
JavaScript

/* Copyright (c) 2017, 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
* 82. blobDMLBindAsBuffer.js
*
* DESCRIPTION
* Testing BLOB binding as Buffer with DML.
*
*****************************************************************************/
'use strict';
var oracledb = require('oracledb');
var should = require('should');
var async = require('async');
var dbConfig = require('./dbconfig.js');
var random = require('./random.js');
var fs = require('fs');
var assist = require('./dataTypeAssist.js');
describe('82.blobDMLBindAsBuffer.js', function() {
var connection = null;
var insertID = 1; // assume id for insert into db starts from 1
var proc_blob_1 = "BEGIN \n" +
" DECLARE \n" +
" e_table_missing EXCEPTION; \n" +
" PRAGMA EXCEPTION_INIT(e_table_missing, -00942); \n" +
" BEGIN \n" +
" EXECUTE IMMEDIATE('DROP TABLE nodb_dml_blob_1 PURGE'); \n" +
" EXCEPTION \n" +
" WHEN e_table_missing \n" +
" THEN NULL; \n" +
" END; \n" +
" EXECUTE IMMEDIATE (' \n" +
" CREATE TABLE nodb_dml_blob_1 ( \n" +
" id NUMBER, \n" +
" blob BLOB \n" +
" ) \n" +
" '); \n" +
"END; ";
var sql2DropTable1 = "DROP TABLE nodb_dml_blob_1 PURGE";
before(function(done) {
oracledb.getConnection(dbConfig, function(err, conn) {
should.not.exist(err);
connection = conn;
done();
});
}); // before
after(function(done) {
connection.release(function(err) {
should.not.exist(err);
done();
});
}); // after
var executeSQL = function(sql, callback) {
connection.execute(
sql,
function(err) {
should.not.exist(err);
return callback();
}
);
};
var insertIntoBlobTable1 = function(id, content, callback) {
if(content == "EMPTY_BLOB") {
connection.execute(
"INSERT INTO nodb_dml_blob_1 VALUES (:ID, EMPTY_BLOB())",
[ id ],
function(err, result) {
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
callback();
}
);
} else {
connection.execute(
"INSERT INTO nodb_dml_blob_1 VALUES (:ID, :C)",
{
ID : { val : id },
C : { val : content, dir : oracledb.BIND_IN, type : oracledb.BUFFER }
},
function(err, result) {
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
callback();
}
);
}
};
var updateBlobTable1 = function(id, content, callback) {
if(content == "EMPTY_BLOB") {
connection.execute(
"UPDATE nodb_dml_blob_1 set blob = EMPTY_BLOB() where id = :ID",
{ ID: id },
function(err, result){
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
callback();
}
);
} else {
connection.execute(
"UPDATE nodb_dml_blob_1 set blob = :C where id = :ID",
{ ID: id, C: content },
function(err, result){
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
callback();
}
);
}
};
// compare the inserted blob with orginal content
var verifyBlobValueWithBuffer = function(selectSql, originalBuffer, specialStr, callback) {
connection.execute(
selectSql,
function(err, result) {
should.not.exist(err);
var lob = result.rows[0][0];
if(originalBuffer == '' || originalBuffer == undefined) {
should.not.exist(lob);
return callback();
} else {
should.exist(lob);
var blobData = Buffer.alloc(0);
var totalLength = 0;
lob.on('data', function(chunk) {
totalLength = totalLength + chunk.length;
blobData = Buffer.concat([blobData, chunk], totalLength);
});
lob.on('error', function(err) {
should.not.exist(err, "lob.on 'error' event.");
});
lob.on('end', function() {
if(originalBuffer == "EMPTY_BLOB") {
var nullBuffer = Buffer.from('', "utf-8");
should.strictEqual(assist.compare2Buffers(blobData, nullBuffer), true);
} else {
should.strictEqual(totalLength, originalBuffer.length);
var specStrLength = specialStr.length;
should.strictEqual(blobData.toString('utf8', 0, specStrLength), specialStr);
should.strictEqual(blobData.toString('utf8', (totalLength - specStrLength), totalLength), specialStr);
should.strictEqual(assist.compare2Buffers(blobData, originalBuffer), true);
}
return callback();
});
}
}
);
};
var checkInsertResult = function(id, content, specialStr, callback) {
var sql = "select blob from nodb_dml_blob_1 where id = " + id;
verifyBlobValueWithBuffer(sql, content, specialStr, callback);
};
describe('82.1 BLOB, INSERT', function() {
before(function(done) {
executeSQL(proc_blob_1, done);
}); // before
after(function(done) {
executeSQL(sql2DropTable1, done);
}); // after
it('82.1.1 works with EMPTY_BLOB', function(done) {
var id = insertID++;
var content = "EMPTY_BLOB";
async.series([
function(cb) {
insertIntoBlobTable1(id, content, cb);
},
function(cb) {
checkInsertResult(id, content, null, cb);
}
], done);
}); // 82.1.1
it('82.1.2 works with empty buffer', function(done) {
var id = insertID++;
var bigStr = '';
var content = Buffer.from(bigStr, "utf-8");
async.series([
function(cb) {
insertIntoBlobTable1(id, content, cb);
},
function(cb) {
checkInsertResult(id, content, null, cb);
}
], done);
}); // 82.1.2
it('82.1.3 works with empty buffer and bind in maxSize set to 32767', function(done) {
var id = insertID++;
var bigStr = '';
var content = Buffer.from(bigStr, "utf-8");
async.series([
function(cb) {
connection.execute(
"INSERT INTO nodb_dml_blob_1 VALUES (:ID, :C)",
{
ID : { val : id },
C : { val : content, dir : oracledb.BIND_IN, type : oracledb.BUFFER, maxSize: 32767 }
},
function(err, result) {
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
cb();
}
);
},
function(cb) {
checkInsertResult(id, content, null, cb);
}
], done);
}); // 82.1.3
it('82.1.4 works with empty buffer and bind in maxSize set to 50000', function(done) {
var id = insertID++;
var bigStr = '';
var content = Buffer.from(bigStr, "utf-8");
async.series([
function(cb) {
connection.execute(
"INSERT INTO nodb_dml_blob_1 VALUES (:ID, :C)",
{
ID : { val : id },
C : { val : content, dir : oracledb.BIND_IN, type : oracledb.BUFFER, maxSize: 50000 }
},
function(err, result) {
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
cb();
}
);
},
function(cb) {
checkInsertResult(id, content, null, cb);
}
], done);
}); // 82.1.4
it('82.1.5 works with undefined', function(done) {
var id = insertID++;
var content = undefined;
async.series([
function(cb) {
insertIntoBlobTable1(id, content, cb);
},
function(cb) {
checkInsertResult(id, content, null, cb);
}
], done);
}); // 82.1.5
it('82.1.6 works with null', function(done) {
var id = insertID++;
var content = null;
async.series([
function(cb) {
insertIntoBlobTable1(id, content, cb);
},
function(cb) {
checkInsertResult(id, content, null, cb);
}
], done);
}); // 82.1.6
it('82.1.7 works with null and bind in maxSize set to 32767', function(done) {
var id = insertID++;
var content = null;
async.series([
function(cb) {
connection.execute(
"INSERT INTO nodb_dml_blob_1 VALUES (:ID, :C)",
{
ID : { val : id },
C : { val : content, dir : oracledb.BIND_IN, type : oracledb.BUFFER, maxSize: 32767 }
},
function(err, result) {
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
cb();
}
);
},
function(cb) {
checkInsertResult(id, content, null, cb);
}
], done);
}); // 82.1.7
it('82.1.8 works with null and bind in maxSize set to 50000', function(done) {
var id = insertID++;
var content = null;
async.series([
function(cb) {
connection.execute(
"INSERT INTO nodb_dml_blob_1 VALUES (:ID, :C)",
{
ID : { val : id },
C : { val : content, dir : oracledb.BIND_IN, type : oracledb.BUFFER, maxSize: 50000 }
},
function(err, result) {
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
cb();
}
);
},
function(cb) {
checkInsertResult(id, content, null, cb);
}
], done);
}); // 82.1.8
it('82.1.9 works with NaN', function(done) {
var id = insertID++;
var content = NaN;
connection.execute(
"INSERT INTO nodb_dml_blob_1 VALUES (:ID, :C)",
{
ID : { val : id },
C : { val : content, dir : oracledb.BIND_IN, type : oracledb.BUFFER }
},
function(err) {
should.exist(err);
// NJS-011: encountered bind value and type mismatch in parameter 2
(err.message).should.startWith('NJS-011:');
done();
}
);
}); // 82.1.9
it('82.1.10 works with 0', function(done) {
var id = insertID++;
var content = 0;
connection.execute(
"INSERT INTO nodb_dml_blob_1 VALUES (:ID, :C)",
{
ID : { val : id },
C : { val : content, dir : oracledb.BIND_IN, type : oracledb.BUFFER }
},
function(err) {
should.exist(err);
// NJS-011: encountered bind value and type mismatch in parameter 2
(err.message).should.startWith('NJS-011:');
done();
}
);
}); // 82.1.10
it('82.1.11 works with Buffer length 32K', function(done) {
var id = insertID++;
var contentLength = 32768;
var specialStr = "82.1.11";
var bigStr = random.getRandomString(contentLength, specialStr);
var content = Buffer.from(bigStr, "utf-8");
async.series([
function(cb) {
insertIntoBlobTable1(id, content, cb);
},
function(cb) {
checkInsertResult(id, content, specialStr, cb);
}
], done);
}); // 82.1.11
it('82.1.12 works with Buffer length (64K - 1)', function(done) {
var id = insertID++;
var contentLength = 65535;
var specialStr = "82.1.12";
var bigStr = random.getRandomString(contentLength, specialStr);
var content = Buffer.from(bigStr, "utf-8");
async.series([
function(cb) {
insertIntoBlobTable1(id, content, cb);
},
function(cb) {
checkInsertResult(id, content, specialStr, cb);
}
], done);
}); // 82.1.12
it('82.1.13 works with Buffer length (64K + 1)', function(done) {
var id = insertID++;
var contentLength = 65537;
var specialStr = "82.1.13";
var bigStr = random.getRandomString(contentLength, specialStr);
var content = Buffer.from(bigStr, "utf-8");
async.series([
function(cb) {
insertIntoBlobTable1(id, content, cb);
},
function(cb) {
checkInsertResult(id, content, specialStr, cb);
}
], done);
}); // 82.1.13
it('82.1.14 works with Buffer length (1MB + 1)', function(done) {
var id = insertID++;
var contentLength = 1048577; // 1 * 1024 * 1024 + 1;
var specialStr = "82.1.14";
var bigStr = random.getRandomString(contentLength, specialStr);
var content = Buffer.from(bigStr, "utf-8");
async.series([
function(cb) {
insertIntoBlobTable1(id, content, cb);
},
function(cb) {
checkInsertResult(id, content, specialStr, cb);
}
], done);
}); // 82.1.14
it('82.1.15 bind value and type mismatch', function(done) {
var id = insertID++;
var content = 100;
connection.execute(
"INSERT INTO nodb_dml_blob_1 VALUES (:ID, :C)",
{
ID : { val : id },
C : { val : content, dir : oracledb.BIND_IN, type : oracledb.BUFFER }
},
function(err) {
should.exist(err);
// NJS-011: encountered bind value and type mismatch in parameter 2
(err.message).should.startWith('NJS-011:');
done();
}
);
}); // 82.1.15
it('82.1.16 mixing named with positional binding', function(done) {
var id = insertID++;
var contentLength = 40000;
var specialStr = "82.1.16";
var bigStr = random.getRandomString(contentLength, specialStr);
var content = Buffer.from(bigStr, "utf-8");
async.series([
function(cb) {
connection.execute(
"INSERT INTO nodb_dml_blob_1 VALUES (:1, :2)",
[
id, { val : content, dir : oracledb.BIND_IN, type : oracledb.BUFFER }
],
function(err, result) {
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
cb();
}
);
},
function(cb) {
checkInsertResult(id, content, specialStr, cb);
}
], done);
}); // 82.1.16
it('82.1.17 bind with invalid BLOB', function(done) {
var id = insertID++;
connection.execute(
"INSERT INTO nodb_dml_blob_1 VALUES (:1, :2)",
[
id, { val : {}, dir : oracledb.BIND_IN, type : oracledb.BUFFER }
],
function(err) {
should.exist(err);
// NJS-011: encountered bind value and type mismatch in parameter 2
(err.message).should.startWith('NJS-011:');
done();
}
);
}); // 82.1.17
it('82.1.18 RETURNING INTO with bind type BUFFER', function(done) {
var id = insertID++;
var contentLength = 400;
var specialStr = "82.1.18";
var bigStr = random.getRandomString(contentLength, specialStr);
var content = Buffer.from(bigStr, "utf-8");
var sql = "INSERT INTO nodb_dml_blob_1 (id, blob) VALUES (:i, :c) RETURNING blob INTO :lobbv";
async.series([
function(cb) {
connection.execute(
sql,
{
i: id,
c: { val: content, type: oracledb.BUFFER, dir: oracledb.BIND_IN },
lobbv: { type: oracledb.BUFFER, dir: oracledb.BIND_OUT, maxSize: contentLength }
},
function(err, result) {
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
cb();
}
);
},
function(cb) {
checkInsertResult(id, content, specialStr, cb);
}
], done);
}); // 82.1.18
it('82.1.19 Negative: RETURNING INTO with autocommit on', function(done) {
var id = insertID++;
var sql = "INSERT INTO nodb_dml_blob_1 (id, blob) VALUES (:i, EMPTY_BLOB()) RETURNING blob INTO :lobbv";
var inFileName = './test/tree.jpg';
connection.execute(
sql,
{
i: id,
lobbv: { type: oracledb.BLOB, dir: oracledb.BIND_OUT }
},
{ autoCommit: true },
function(err, result) {
should.not.exist(err);
var inStream = fs.createReadStream(inFileName);
var lob = result.outBinds.lobbv[0];
lob.on('error', function(err) {
should.exist(err);
// ORA-22990: LOB locators cannot span transactions
// ORA-22920: row containing the LOB value is not locked
var isExpectedError;
if ( (err.message).startsWith('ORA-22990') || (err.message).startsWith('ORA-22920') ) {
isExpectedError = true;
} else {
isExpectedError = false;
}
isExpectedError.should.be.true();
});
inStream.on('error', function(err) {
should.not.exist(err, "inStream.on 'error' event");
});
lob.on('close', function(err) {
should.not.exist(err);
done();
});
inStream.pipe(lob); // copies the text to the CLOB
}
);
}); // 82.1.19
it('82.1.20 works with bind in maxSize smaller than buffer size', function(done) {
var id = insertID++;
var contentLength = 32768;
var specialStr = "82.1.20";
var bigStr = random.getRandomString(contentLength, specialStr);
var content = Buffer.from(bigStr, "utf-8");
async.series([
function(cb) {
connection.execute(
"INSERT INTO nodb_dml_blob_1 VALUES (:ID, :C)",
{
ID : { val : id },
C : { val : content, dir : oracledb.BIND_IN, type : oracledb.BUFFER, maxSize: 1 }
},
function(err, result) {
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
cb();
}
);
},
function(cb) {
checkInsertResult(id, content, specialStr, cb);
}
], done);
}); // 82.1.20
}); // 82.1
describe('82.2 BLOB, UPDATE', function() {
insertID = 0;
before(function(done) {
executeSQL(proc_blob_1, done);
}); // before
after(function(done) {
executeSQL(sql2DropTable1, done);
}); // after
it('82.2.1 update EMPTY_BLOB column', function(done) {
var id = insertID++;
var content_1 = "EMPTY_BLOB";
var contentLength_2 = 32768;
var specialStr_2 = "82.2.1";
var bigStr_2 = random.getRandomString(contentLength_2, specialStr_2);
var content_2 = Buffer.from(bigStr_2, "utf-8");
async.series([
function(cb) {
insertIntoBlobTable1(id, content_1, cb);
},
function(cb) {
checkInsertResult(id, content_1, null, cb);
},
function(cb) {
updateBlobTable1(id, content_2, cb);
},
function(cb) {
checkInsertResult(id, content_2, specialStr_2, cb);
}
], done);
}); // 82.2.1
it('82.2.2 update a cloumn with EMPTY_BLOB', function(done) {
var id = insertID++;
var contentLength_1 = 50000;
var specialStr_1 = "82.2.2";
var bigStr_1 = random.getRandomString(contentLength_1, specialStr_1);
var content_1 = Buffer.from(bigStr_1, "utf-8");
var content_2 = "EMPTY_BLOB";
async.series([
function(cb) {
insertIntoBlobTable1(id, content_1, cb);
},
function(cb) {
checkInsertResult(id, content_1, specialStr_1, cb);
},
function(cb) {
updateBlobTable1(id, content_2, cb);
},
function(cb) {
checkInsertResult(id, content_2, null, cb);
}
], done);
}); // 82.2.2
it('82.2.3 update EMPTY_BLOB column with empty buffer', function(done) {
var id = insertID++;
var content_1 = "EMPTY_BLOB";
var content_2 = "";
async.series([
function(cb) {
insertIntoBlobTable1(id, content_1, cb);
},
function(cb) {
checkInsertResult(id, content_1, null, cb);
},
function(cb) {
updateBlobTable1(id, content_2, cb);
},
function(cb) {
checkInsertResult(id, content_2, null, cb);
}
], done);
}); // 82.2.3
it('82.2.4 update empty buffer column', function(done) {
var id = insertID++;
var bigStr_1 = "";
var content_1 = Buffer.from(bigStr_1, "utf-8");
var contentLength_2 = 54321;
var specialStr_2 = "82.2.4";
var bigStr_2 = random.getRandomString(contentLength_2, specialStr_2);
var content_2 = Buffer.from(bigStr_2, "utf-8");
async.series([
function(cb) {
insertIntoBlobTable1(id, content_1, cb);
},
function(cb) {
checkInsertResult(id, content_1, null, cb);
},
function(cb) {
updateBlobTable1(id, content_2, cb);
},
function(cb) {
checkInsertResult(id, content_2, specialStr_2, cb);
}
], done);
}); // 82.2.4
it('82.2.5 update a column with empty buffer', function(done) {
var id = insertID++;
var contentLength_1 = 50000;
var specialStr_1 = "82.2.2";
var bigStr_1 = random.getRandomString(contentLength_1, specialStr_1);
var content_1 = Buffer.from(bigStr_1, "utf-8");
var content_2 = "";
async.series([
function(cb) {
insertIntoBlobTable1(id, content_1, cb);
},
function(cb) {
checkInsertResult(id, content_1, specialStr_1, cb);
},
function(cb) {
updateBlobTable1(id, content_2, cb);
},
function(cb) {
checkInsertResult(id, content_2, null, cb);
}
], done);
}); // 82.2.5
}); // 82.2
});