node-oracledb/test/lobBind2.js

1047 lines
28 KiB
JavaScript

/* Copyright (c) 2016, 2022, Oracle and/or its affiliates. */
/******************************************************************************
*
* 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.
*
* NAME
* 72. lobBind2.js
*
* DESCRIPTION
* Testing connection.createLob() function.
*
*****************************************************************************/
'use strict';
var oracledb = require('oracledb');
var fs = require('fs');
var should = require('should');
var async = require('async');
var dbConfig = require('./dbconfig.js');
describe("72. lobBind2.js", function() {
var connection = null;
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);
callback();
}
);
};
describe("72.1 CLOB", function() {
before(function(done) {
var proc = "BEGIN \n" +
" DECLARE \n" +
" e_table_missing EXCEPTION; \n" +
" PRAGMA EXCEPTION_INIT(e_table_missing, -00942); \n" +
" BEGIN \n" +
" EXECUTE IMMEDIATE('DROP TABLE nodb_tab_clob72 PURGE'); \n" +
" EXCEPTION \n" +
" WHEN e_table_missing \n" +
" THEN NULL; \n" +
" END; \n" +
" EXECUTE IMMEDIATE (' \n" +
" CREATE TABLE nodb_tab_clob72 ( \n" +
" id NUMBER, \n" +
" content CLOB \n" +
" ) \n" +
" '); \n" +
"END; ";
executeSQL(proc, done);
}); // before
after(function(done) {
var sql = "DROP TABLE nodb_tab_clob72 PURGE";
executeSQL(sql, done);
}); // after
var verifyClobValue = function(sequence, expectLob, callback) {
var sql = "select content from nodb_tab_clob72 where id = :i";
connection.execute(
sql,
{ i: sequence },
function(err, result) {
should.not.exist(err);
var lob = result.rows[0][0];
should.exist(lob);
lob.setEncoding("utf8");
var clobData = "";
lob.on("data", function(chunk) {
clobData += chunk;
});
lob.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
});
lob.on("end", function() {
fs.readFile(expectLob, { encoding: "utf8"}, function(err, originalData) {
should.not.exist(err);
should.strictEqual(clobData, originalData);
return callback();
});
}); // end event
}
);
}; // verifyClobValue
var inFileName = './test/clobexample.txt';
it("72.1.1 BIND_IN, DML, a txt file", function(done) {
var seq = 1;
async.series([
function(cb) {
connection.createLob(oracledb.CLOB, function(err, lob) {
should.not.exist(err);
lob.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
});
lob.on("finish", function() {
connection.execute(
"insert into nodb_tab_clob72 (id, content) values (:id, :bindvar)",
{ id: seq, bindvar: lob},
function(err, result) {
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
lob.destroy();
connection.commit(function(err) {
should.not.exist(err);
return cb();
});
}
);
}); // finish event
var inStream = fs.createReadStream(inFileName);
inStream.on("error", function(err) {
should.not.exist(err, "inStream.on 'error' event.");
});
inStream.pipe(lob);
}); // createLob()
},
function(cb) {
verifyClobValue(seq, inFileName, cb);
}
], done);
}); // 72.1.1
it("72.1.2 BIND_IN, PL/SQL, a txt file", function(done) {
var seq = 2;
var proc = "CREATE OR REPLACE PROCEDURE nodb_proc_clob_in (p_num IN NUMBER, p_lob IN CLOB) \n" +
"AS \n" +
"BEGIN \n" +
" insert into nodb_tab_clob72 (id, content) VALUES (p_num, p_lob); \n" +
"END nodb_proc_clob_in;";
async.series([
function(cb) {
executeSQL(proc, cb);
},
function dotest(cb) {
connection.createLob(oracledb.CLOB, function(err, lob) {
should.not.exist(err);
lob.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
});
lob.on("finish", function() {
connection.execute(
"begin nodb_proc_clob_in(:1, :2); end;",
[seq, lob],
function(err) {
should.not.exist(err);
lob.destroy();
connection.commit(function(err) {
should.not.exist(err);
return cb();
});
}
);
}); // finish event
var inStream = fs.createReadStream(inFileName);
inStream.on("error", function(err) {
should.not.exist(err, "inStream.on 'error' event.");
});
inStream.pipe(lob);
}); // createLob()
},
function(cb) {
verifyClobValue(seq, inFileName, cb);
},
function(cb) {
var sql = "DROP PROCEDURE nodb_proc_clob_in";
executeSQL(sql, cb);
}
], done);
}); // 72.1.2
it("72.1.3 Negative - invalid type", function(done) {
try {
connection.createLob('CLOB', function(err, lob) {
should.exist(err);
should.not.exist(lob);
done();
});
} catch (err) {
should.exist(err);
(err.message).should.startWith('NJS-005:');
// NJS-005: invalid value for parameter 1
done();
}
}); // 72.1.3
it("72.1.4 Negative - invalid value", function(done) {
try {
connection.createLob(oracledb.STRING, function(err, lob) {
should.exist(err);
should.not.exist(lob);
done();
});
} catch (err) {
should.exist(err);
(err.message).should.startWith('NJS-005:');
// NJS-005: invalid value for parameter 1
done();
}
}); // 72.1.4
it("72.1.5 DML - UPDATE statement", function(done) {
var seq = 5;
async.series([
function(cb) {
var proc = "begin \n" +
" insert into nodb_tab_clob72 (id, content) values ( :1, to_clob('This is clob data.') ); \n" +
"end; ";
connection.execute(
proc,
[seq],
function(err) {
should.not.exist(err);
cb();
}
);
},
function(cb) {
connection.createLob(oracledb.CLOB, function(err, lob) {
should.not.exist(err);
lob.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
});
lob.on("finish", function() {
connection.execute(
"update nodb_tab_clob72 set content = :bindvar where id = :id",
{ id: seq, bindvar: lob},
function(err, result) {
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
lob.destroy();
connection.commit(function(err) {
should.not.exist(err);
return cb();
});
}
);
}); // finish event
var inStream = fs.createReadStream(inFileName);
inStream.on("error", function(err) {
should.not.exist(err, "inStream.on 'error' event.");
});
inStream.pipe(lob);
}); // createLob()
},
function(cb) {
verifyClobValue(seq, inFileName, cb);
}
], done);
}); // 72.1.5
it("72.1.6 BIND_INOUT, PL/SQL, IN LOB gets closed automatically", function(done) {
var seq = 7;
var outStr = "This is a out bind string.";
var proc = "CREATE OR REPLACE PROCEDURE nodb_proc_clob_inout1 \n" +
" (p_num IN NUMBER, p_inout IN OUT CLOB) \n" +
"AS \n" +
"BEGIN \n" +
" insert into nodb_tab_clob72 (id, content) values (p_num, p_inout); \n" +
" select to_clob('" + outStr + "') into p_inout from dual; \n" +
"END nodb_proc_clob_inout1;";
async.series([
function(cb) {
executeSQL(proc, cb);
},
function(cb) {
connection.createLob(oracledb.CLOB, function(err, lob) {
should.not.exist(err);
lob.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
});
lob.on("finish", function() {
connection.execute(
"begin nodb_proc_clob_inout1(:id, :io); end;",
{
id: seq,
io: { type: oracledb.CLOB, dir: oracledb.BIND_INOUT, val: lob}
},
{ autoCommit: true },
function(err, result) {
should.not.exist(err);
// The IN LOB closed automatically after execute call, need
// close the OUT LOB
var lobout = result.outBinds.io;
lobout.on("close", function(err) {
should.not.exist(err);
return cb();
}); // close event of lobout
lobout.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
});
lobout.setEncoding("utf8");
var clobData;
lobout.on("data", function(chunk) {
clobData += chunk;
});
lobout.on("finish", function() {
should.strictEqual(clobData, outStr);
lobout.close(function(err) {
should.not.exist(err);
});
});
}
);
}); // finish event of lob
var inStream = fs.createReadStream(inFileName);
inStream.on("error", function(err) {
should.not.exist(err, "inStream.on 'error' event.");
});
inStream.pipe(lob);
});
},
function(cb) {
verifyClobValue(seq, inFileName, cb);
},
function(cb) {
var sql = "DROP PROCEDURE nodb_proc_clob_inout1";
executeSQL(sql, cb);
}
], done);
}); // 72.1.6
}); // 72.1
describe("72.2 BLOB", function() {
before(function(done) {
var proc = "BEGIN \n" +
" DECLARE \n" +
" e_table_missing EXCEPTION; \n" +
" PRAGMA EXCEPTION_INIT(e_table_missing, -00942); \n" +
" BEGIN \n" +
" EXECUTE IMMEDIATE('DROP TABLE nodb_tab_blob72 PURGE'); \n" +
" EXCEPTION \n" +
" WHEN e_table_missing \n" +
" THEN NULL; \n" +
" END; \n" +
" EXECUTE IMMEDIATE (' \n" +
" CREATE TABLE nodb_tab_blob72 ( \n" +
" id NUMBER, \n" +
" content BLOB \n" +
" ) \n" +
" '); \n" +
"END; ";
executeSQL(proc, done);
}); // before
after(function(done) {
var sql = "DROP TABLE nodb_tab_blob72 PURGE";
executeSQL(sql, done);
}); // after
var jpgFileName = './test/fuzzydinosaur.jpg';
var verifyBlobValue = function(sequence, expectLob, callback) {
var sql = "select content from nodb_tab_blob72 where id = :i";
connection.execute(
sql,
{ i: sequence },
function(err, result) {
should.not.exist(err);
var lob = result.rows[0][0];
should.exist(lob);
var blobData,
totalLength = 0;
blobData = Buffer.alloc(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() {
fs.readFile(expectLob, function(err, originalData) {
should.not.exist(err);
should.strictEqual(totalLength, originalData.length);
originalData.should.eql(blobData);
return callback();
});
}); // end event
}
);
}; // verifyBlobValue
it("72.2.1 BIND_IN, DML, a jpg file", function(done) {
var seq = 1;
async.series([
function(cb) {
connection.createLob(oracledb.BLOB, function(err, lob) {
should.not.exist(err);
lob.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
});
lob.on("finish", function() {
connection.execute(
"insert into nodb_tab_blob72 (id, content) values (:id, :bindvar)",
{ id: seq, bindvar: lob},
function(err, result) {
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
lob.destroy();
connection.commit(function(err) {
should.not.exist(err);
return cb();
});
}
);
}); // finish event
var inStream = fs.createReadStream(jpgFileName);
inStream.on("error", function(err) {
should.not.exist(err, "inStream.on 'error' event.");
});
inStream.pipe(lob);
}); // createLob()
},
function(cb) {
verifyBlobValue(seq, jpgFileName, cb);
}
], done);
}); // 72.2.1
it("72.2.2 BIND_IN, PL/SQL, a jpg file", function(done) {
var seq = 2;
var proc = "CREATE OR REPLACE PROCEDURE nodb_proc_blob_in (p_num IN NUMBER, p_lob IN BLOB) \n" +
"AS \n" +
"BEGIN \n" +
" insert into nodb_tab_blob72 (id, content) VALUES (p_num, p_lob); \n" +
"END nodb_proc_blob_in;";
async.series([
function(cb) {
executeSQL(proc, cb);
},
function dotest(cb) {
connection.createLob(oracledb.BLOB, function(err, lob) {
should.not.exist(err);
lob.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
});
lob.on("finish", function() {
connection.execute(
"begin nodb_proc_blob_in(:1, :2); end;",
[seq, lob],
function(err) {
should.not.exist(err);
lob.destroy();
connection.commit(function(err) {
should.not.exist(err);
return cb();
});
}
);
}); // finish event
var inStream = fs.createReadStream(jpgFileName);
inStream.on("error", function(err) {
should.not.exist(err, "inStream.on 'error' event.");
});
inStream.pipe(lob);
}); // createLob()
},
function(cb) {
verifyBlobValue(seq, jpgFileName, cb);
},
function(cb) {
var sql = "DROP PROCEDURE nodb_proc_blob_in";
executeSQL(sql, cb);
}
], done);
}); // 72.2.2
it("72.2.3 Negative - inconsistent datatypes", function(done) {
var seq = 3;
async.series([
function(cb) {
connection.createLob(oracledb.CLOB, function(err, lob) {
should.not.exist(err);
lob.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
});
lob.on("finish", function() {
connection.execute(
"insert into nodb_tab_blob72 (id, content) values (:id, :bindvar)",
{ id: seq, bindvar: lob},
function(err) {
should.exist(err);
(err.message).should.startWith("ORA-00932:");
// ORA-00932: inconsistent datatypes: expected BLOB got CLOB
lob.destroy();
connection.commit(function(err) {
should.not.exist(err);
return cb();
});
}
);
}); // finish event
var inStream = fs.createReadStream(jpgFileName);
inStream.on("error", function(err) {
should.not.exist(err, "inStream.on 'error' event.");
});
inStream.pipe(lob);
}); // createLob()
}
], done);
}); // 72.2.3
it("72.2.4 Negative - not providing first parameter", function(done) {
connection.createLob(function(err, lob) {
should.exist(err);
(err.message).should.startWith("NJS-009:");
// NJS-009: invalid number of parameters
should.not.exist(lob);
done();
});
}); // 72.2.4
it("72.2.5 call lob.close() multiple times sequentially", function(done) {
var seq = 7000;
async.series([
function(cb) {
connection.createLob(oracledb.BLOB, function(err, lob) {
should.not.exist(err);
lob.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
});
lob.on("finish", function() {
connection.execute(
"insert into nodb_tab_blob72 (id, content) values (:id, :bindvar)",
{ id: seq, bindvar: lob},
function(err, result) {
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
lob.destroy();
connection.commit(function(err) {
should.not.exist(err);
return cb();
});
}
);
}); // finish event
var inStream = fs.createReadStream(jpgFileName);
inStream.on("error", function(err) {
should.not.exist(err, "inStream.on 'error' event.");
});
inStream.pipe(lob);
}); // createLob()
},
function(cb) {
verifyBlobValue(seq, jpgFileName, cb);
}
], done);
}); // 72.2.5
}); // 72.2
describe("72.3 NCLOB", function() {
before(async function() {
const sql = `
BEGIN
DECLARE
e_table_missing EXCEPTION;
PRAGMA EXCEPTION_INIT(e_table_missing, -00942);
BEGIN
EXECUTE IMMEDIATE('DROP TABLE nodb_tab_nclob72 PURGE');
EXCEPTION
WHEN e_table_missing
THEN NULL;
END;
EXECUTE IMMEDIATE ('
CREATE TABLE nodb_tab_nclob72 (
id NUMBER,
content NCLOB
)');
END;`;
await connection.execute(sql);
}); // before
after(async function() {
const sql = `DROP TABLE nodb_tab_nclob72 PURGE`;
await connection.execute(sql);
}); // after
const verifyNclobValue = async function(sequence, expectLob) {
const sql = `select content from nodb_tab_nclob72 where id = :i`;
const result = await connection.execute(sql, { i: sequence });
const lob = result.rows[0][0];
should.exist(lob);
lob.setEncoding("utf8");
await new Promise((resolve, reject) => {
let nclobData = "";
lob.on("data", function(chunk) {
nclobData += chunk;
});
lob.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
reject(err);
});
lob.on("end", function() {
fs.readFile(expectLob, { encoding: "utf8"}, function(err, originalData) {
should.not.exist(err);
should.strictEqual(nclobData, originalData);
resolve();
});
}); // end event
});
}; // verifyNclobValue
const inFileName = './test/clobexample.txt';
it("72.3.1 BIND_IN, DML, a txt file", async function() {
const seq = 1;
const lob = await connection.createLob(oracledb.DB_TYPE_NCLOB);
await new Promise((resolve, reject) => {
lob.on("close", function(err) {
should.not.exist(err);
connection.commit(function(err) {
should.not.exist(err);
resolve();
});
}); // close event
lob.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
reject(err);
});
lob.on("finish", async function() {
const sql = `insert into nodb_tab_nclob72 (id, content)
values (:id, :bindvar)`;
const result = await connection.execute(sql,
{ id: seq, bindvar: lob});
should.strictEqual(result.rowsAffected, 1);
await lob.close();
}); // finish event
const inStream = fs.createReadStream(inFileName);
inStream.on("error", function(err) {
should.not.exist(err, "inStream.on 'error' event.");
});
inStream.pipe(lob);
});
await verifyNclobValue(seq, inFileName);
}); // 72.3.1
it("72.3.2 BIND_IN, PL/SQL, a txt file", async function() {
const seq = 2;
const sql = `
CREATE OR REPLACE PROCEDURE nodb_proc_nclob_in (
p_num IN NUMBER,
p_lob IN NCLOB
) AS
BEGIN
insert into nodb_tab_nclob72 (id, content) VALUES (p_num, p_lob);
END;`;
await connection.execute(sql);
const lob = await connection.createLob(oracledb.DB_TYPE_NCLOB);
await new Promise((resolve, reject) => {
lob.on("close", function(err) {
should.not.exist(err);
connection.commit(function(err) {
should.not.exist(err);
resolve();
});
});
lob.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
reject(err);
});
lob.on("finish", async function() {
const sql = `begin nodb_proc_nclob_in(:1, :2); end;`;
await connection.execute(sql, [seq, lob]);
await lob.close();
});
const inStream = fs.createReadStream(inFileName);
inStream.on("error", function(err) {
should.not.exist(err, "inStream.on 'error' event.");
});
inStream.pipe(lob);
});
await verifyNclobValue(seq, inFileName);
await connection.execute("DROP PROCEDURE nodb_proc_nclob_in");
}); // 72.3.2
it("72.3.3 Negative - invalid type", function(done) {
try {
connection.createLob('NCLOB', function(err, lob) {
should.exist(err);
should.not.exist(lob);
done();
});
} catch (err) {
should.exist(err);
(err.message).should.startWith('NJS-005:');
// NJS-005: invalid value for parameter 1
done();
}
}); // 72.3.3
it("72.3.4 Negative - invalid value", function(done) {
try {
connection.createLob(oracledb.STRING, function(err, lob) {
should.exist(err);
should.not.exist(lob);
done();
});
} catch (err) {
should.exist(err);
(err.message).should.startWith('NJS-005:');
// NJS-005: invalid value for parameter 1
done();
}
}); // 72.3.4
it("72.3.5 DML - UPDATE statement", async function() {
const seq = 5;
const sql = `
begin
insert into nodb_tab_nclob72 (id, content)
values ( :1, to_nclob('This is nclob data.') );
end;`;
await connection.execute(sql, [seq]);
const lob = await connection.createLob(oracledb.DB_TYPE_NCLOB);
await new Promise((resolve, reject) => {
lob.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
reject(err);
});
lob.on("finish", async function() {
const sql = `update nodb_tab_nclob72 set content = :bindvar
where id = :id`;
const result = await connection.execute(sql,
{ id: seq, bindvar: lob});
should.strictEqual(result.rowsAffected, 1);
await lob.close();
await connection.commit();
resolve();
});
const inStream = fs.createReadStream(inFileName);
inStream.on("error", function(err) {
should.not.exist(err, "inStream.on 'error' event.");
});
inStream.pipe(lob);
});
await verifyNclobValue(seq, inFileName);
}); // 72.3.5
it("72.3.6 BIND_INOUT, PL/SQL, IN LOB gets closed automatically", async function() {
const seq = 7;
const outStr = "This is a out bind string.";
const sql = `
CREATE OR REPLACE PROCEDURE nodb_proc_nclob_inout1 (
p_num IN NUMBER,
p_inout IN OUT NCLOB
) AS
BEGIN
insert into nodb_tab_nclob72 (id, content)
values (p_num, p_inout);
select to_nclob('${outStr}') into p_inout from dual;
END;`;
await connection.execute(sql);
const lob = await connection.createLob(oracledb.DB_TYPE_NCLOB);
await new Promise((resolve, reject) => {
lob.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
reject(err);
});
lob.on("finish", async function() {
const sql = `begin nodb_proc_nclob_inout1(:id, :io); end;`;
const binds = {
id: seq,
io: { type: oracledb.DB_TYPE_NCLOB,
dir: oracledb.BIND_INOUT, val: lob }
};
const options = { autoCommit: true };
const result = await connection.execute(sql, binds, options);
const lobout = result.outBinds.io;
lobout.setEncoding("utf8");
await new Promise((resolve, reject) => {
let nclobData = "";
lobout.on("data", function(chunk) {
nclobData += chunk;
});
lobout.on("error", function(err) {
should.not.exist(err, "lob.on 'error' event.");
reject(err);
});
lobout.on("end", async function() {
should.strictEqual(nclobData, outStr);
await lobout.close();
resolve();
});
});
resolve();
});
const inStream = fs.createReadStream(inFileName);
inStream.on("error", function(err) {
should.not.exist(err, "inStream.on 'error' event.");
});
inStream.pipe(lob);
});
await verifyNclobValue(seq, inFileName);
await connection.execute("DROP PROCEDURE nodb_proc_nclob_inout1");
}); // 72.3.6
}); // 72.3
});