node-oracledb/test/fetchClobAsString4.js

638 lines
23 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
* 90. fetchClobAsString4.js
*
* DESCRIPTION
* Testing CLOB binding out as String.
*
*****************************************************************************/
'use strict';
var oracledb = require('oracledb');
var should = require('should');
var async = require('async');
var dbConfig = require('./dbconfig.js');
var random = require('./random.js');
describe('90. fetchClobAsString4.js', function() {
var connection = null;
var insertID = 1; // assume id for insert into db starts from 1
var proc_clob_in_tab = "BEGIN \n" +
" DECLARE \n" +
" e_table_missing EXCEPTION; \n" +
" PRAGMA EXCEPTION_INIT(e_table_missing, -00942); \n" +
" BEGIN \n" +
" EXECUTE IMMEDIATE('DROP TABLE nodb_clob_1 PURGE'); \n" +
" EXCEPTION \n" +
" WHEN e_table_missing \n" +
" THEN NULL; \n" +
" END; \n" +
" EXECUTE IMMEDIATE (' \n" +
" CREATE TABLE nodb_clob_1 ( \n" +
" num_1 NUMBER, \n" +
" num_2 NUMBER, \n" +
" content VARCHAR(2000), \n" +
" clob CLOB \n" +
" ) \n" +
" '); \n" +
"END; ";
before(function(done) {
async.series([
function(cb) {
oracledb.getConnection(dbConfig, function(err, conn) {
should.not.exist(err);
connection = conn;
cb();
});
},
function(cb) {
connection.execute(
proc_clob_in_tab,
function(err) {
should.not.exist(err);
cb();
});
}
], done);
}); // before
after(function(done) {
async.series([
function(cb) {
oracledb.fetchAsString = [];
connection.execute(
"DROP TABLE nodb_clob_1 PURGE",
function(err) {
should.not.exist(err);
cb();
});
},
function(cb) {
connection.release(function(err) {
should.not.exist(err);
cb();
});
}
], done);
}); // after
var executeSQL = function(sql, callback) {
connection.execute(
sql,
function(err) {
should.not.exist(err);
return callback();
}
);
};
var insertTable = function(insertSql, bindVar, callback) {
connection.execute(
insertSql,
bindVar,
function(err, result) {
should.not.exist(err);
should.strictEqual(result.rowsAffected, 1);
callback();
}
);
};
var verifyResult = function(resultVal, specialStr, originalStr) {
var resultLength = resultVal.length;
var specStrLength = specialStr.length;
should.strictEqual(resultLength, originalStr.length);
should.strictEqual(resultVal.substring(0, specStrLength), specialStr);
should.strictEqual(resultVal.substring(resultLength - specStrLength, resultLength), specialStr);
};
describe('90.1 PLSQL FUNCTION RETURN CLOB to STRING', function() {
var proc = "CREATE OR REPLACE FUNCTION nodb_clobs_out_94 (ID_1 IN NUMBER, ID_2 IN NUMBER, C IN VARCHAR2) RETURN CLOB \n" +
"IS \n" +
" tmpLOB4 CLOB; \n" +
"BEGIN \n" +
" select clob into tmpLOB4 from nodb_clob_1 where num_1 = ID_1;\n" +
" RETURN tmpLOB4; \n" +
"END;";
var sqlRun = "begin :output := nodb_clobs_out_94 (:i1, :i2, :c); end;";
var proc_drop = "DROP FUNCTION nodb_clobs_out_94";
before(function(done) {
executeSQL(proc, done);
});
after(function(done) {
executeSQL(proc_drop, done);
});
beforeEach('set oracledb.fetchAsString', function(done) {
oracledb.fetchAsString = [ oracledb.CLOB ];
done();
}); // beforeEach
afterEach('clear the By type specification', function(done) {
oracledb.fetchAsString = [];
done();
}); // afterEach
it('90.1.1 bind by position - 1', function(done) {
var len = 400;
var sequence = insertID++;
var specialStr = "90.1.1";
var clobStr = random.getRandomString(len, specialStr);
async.series([
function(cb) {
var sql ="INSERT INTO nodb_clob_1 (num_1, num_2, content, clob) VALUES (:i1, :i2, :c1, :c2)";
var bindVar = {
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c1: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len },
c2: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len }
};
insertTable(sql, bindVar, cb);
},
function(cb) {
connection.execute(
sqlRun,
[ { type: oracledb.STRING, dir: oracledb.BIND_OUT, maxSize: len }, sequence, null, clobStr],
function(err, result) {
should.not.exist(err);
var resultVal = result.outBinds[0];
verifyResult(resultVal, specialStr, clobStr);
cb();
}
);
}
], done);
}); // 90.1.1
it('90.1.2 bind by name - 1', function(done) {
var len = 400;
var sequence = insertID++;
var specialStr = "90.1.2";
var clobStr = random.getRandomString(len, specialStr);
async.series([
function(cb) {
var sql ="INSERT INTO nodb_clob_1 (num_1, num_2, content, clob) VALUES (:i1, :i2, :c1, :c2)";
var bindVar = {
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c1: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len },
c2: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len }
};
insertTable(sql, bindVar, cb);
},
function(cb) {
connection.execute(
sqlRun,
{
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: null, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN },
output: { type: oracledb.STRING, dir: oracledb.BIND_OUT, maxSize: len }
},
function(err, result) {
should.not.exist(err);
var resultVal = result.outBinds.output;
verifyResult(resultVal, specialStr, clobStr);
cb();
}
);
}
], done);
}); // 90.1.2
it('90.1.3 bind by position - 2', function(done) {
var len = 400;
var sequence = insertID++;
var specialStr = "90.1.2";
var clobStr = random.getRandomString(len, specialStr);
async.series([
function(cb) {
var sql ="INSERT INTO nodb_clob_1 (num_1, num_2, content, clob) VALUES (:i1, :i2, :c1, :c2)";
var bindVar = {
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c1: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len },
c2: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len }
};
insertTable(sql, bindVar, cb);
},
function(cb) {
connection.execute(
sqlRun,
[ { type: oracledb.STRING, dir: oracledb.BIND_OUT, maxSize: len }, sequence, sequence, null ],
function(err, result) {
should.not.exist(err);
var resultVal = result.outBinds[0];
verifyResult(resultVal, specialStr, clobStr);
cb();
}
);
}
], done);
}); // 90.1.3
it('90.1.4 bind by name - 2', function(done) {
var len = 400;
var sequence = insertID++;
var specialStr = "90.1.4";
var clobStr = random.getRandomString(len, specialStr);
async.series([
function(cb) {
var sql ="INSERT INTO nodb_clob_1 (num_1, num_2, content, clob) VALUES (:i1, :i2, :c1, :c2)";
var bindVar = {
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c1: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len },
c2: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len }
};
insertTable(sql, bindVar, cb);
},
function(cb) {
connection.execute(
sqlRun,
{
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c: { val: null, type: oracledb.STRING, dir: oracledb.BIND_IN },
output: { type: oracledb.STRING, dir: oracledb.BIND_OUT, maxSize: len }
},
function(err, result) {
should.not.exist(err);
var resultVal = result.outBinds.output;
verifyResult(resultVal, specialStr, clobStr);
cb();
}
);
}
], done);
}); // 90.1.4
}); // 90.1
describe('90.2 PLSQL PROCEDURE BIND OUT CLOB to STRING', function() {
var proc = "CREATE OR REPLACE PROCEDURE nodb_clobs_out_92 (ID_1 IN NUMBER, ID_2 IN NUMBER, C1 IN VARCHAR2, C2 OUT CLOB) \n" +
"AS \n" +
"BEGIN \n" +
" select clob into C2 from nodb_clob_1 where num_1 = ID_1;\n" +
"END;";
var sqlRun = "begin nodb_clobs_out_92 (:i1, :i2, :c1, :c2); end;";
var proc_drop = "DROP PROCEDURE nodb_clobs_out_92";
before(function(done) {
executeSQL(proc, done);
});
after(function(done) {
executeSQL(proc_drop, done);
});
beforeEach('set oracledb.fetchAsString', function(done) {
oracledb.fetchAsString = [ oracledb.CLOB ];
done();
}); // beforeEach
afterEach('clear the By type specification', function(done) {
oracledb.fetchAsString = [];
done();
}); // afterEach
it('90.2.1 bind by position - 1', function(done) {
var len = 500;
var sequence = insertID++;
var specialStr = "90.2.1";
var clobStr = random.getRandomString(len, specialStr);
async.series([
function(cb) {
var sql ="INSERT INTO nodb_clob_1 (num_1, num_2, content, clob) VALUES (:i1, :i2, :c1, :c2)";
var bindVar = {
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c1: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len },
c2: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len }
};
insertTable(sql, bindVar, cb);
},
function(cb) {
connection.execute(
sqlRun,
[ sequence, null, { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN }, { type: oracledb.STRING, dir: oracledb.BIND_OUT, maxSize: len } ],
function(err, result) {
should.not.exist(err);
var resultVal = result.outBinds[0];
verifyResult(resultVal, specialStr, clobStr);
cb();
}
);
}
], done);
}); // 90.2.1
it('90.2.2 bind by name - 1', function(done) {
var len = 400;
var sequence = insertID++;
var specialStr = "90.2.2";
var clobStr = random.getRandomString(len, specialStr);
async.series([
function(cb) {
var sql ="INSERT INTO nodb_clob_1 (num_1, num_2, content, clob) VALUES (:i1, :i2, :c1, :c2)";
var bindVar = {
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c1: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len },
c2: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len }
};
insertTable(sql, bindVar, cb);
},
function(cb) {
connection.execute(
sqlRun,
{
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: null, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c1: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN },
c2: { type: oracledb.STRING, dir: oracledb.BIND_OUT, maxSize: len }
},
function(err, result) {
should.not.exist(err);
var resultVal = result.outBinds.c2;
verifyResult(resultVal, specialStr, clobStr);
cb();
}
);
}
], done);
}); // 90.2.2
it('90.2.3 bind by position - 2', function(done) {
var len = 500;
var sequence = insertID++;
var specialStr = "90.2.3";
var clobStr = random.getRandomString(len, specialStr);
async.series([
function(cb) {
var sql ="INSERT INTO nodb_clob_1 (num_1, num_2, content, clob) VALUES (:i1, :i2, :c1, :c2)";
var bindVar = {
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c1: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len },
c2: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len }
};
insertTable(sql, bindVar, cb);
},
function(cb) {
connection.execute(
sqlRun,
[ sequence, sequence, null, { type: oracledb.STRING, dir: oracledb.BIND_OUT, maxSize: len } ],
function(err, result) {
should.not.exist(err);
var resultVal = result.outBinds[0];
verifyResult(resultVal, specialStr, clobStr);
cb();
}
);
}
], done);
}); // 90.2.3
it('90.2.4 bind by name - 2', function(done) {
var len = 400;
var sequence = insertID++;
var specialStr = "90.2.4";
var clobStr = random.getRandomString(len, specialStr);
async.series([
function(cb) {
var sql ="INSERT INTO nodb_clob_1 (num_1, num_2, content, clob) VALUES (:i1, :i2, :c1, :c2)";
var bindVar = {
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c1: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len },
c2: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len }
};
insertTable(sql, bindVar, cb);
},
function(cb) {
connection.execute(
sqlRun,
{
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c1: { val: null, type: oracledb.STRING, dir: oracledb.BIND_IN },
c2: { type: oracledb.STRING, dir: oracledb.BIND_OUT, maxSize: len }
},
function(err, result) {
should.not.exist(err);
var resultVal = result.outBinds.c2;
verifyResult(resultVal, specialStr, clobStr);
cb();
}
);
}
], done);
}); // 90.2.4
}); // 90.2
describe('90.3 PLSQL FUNCTION RETURN CLOB to VARCHAR2', function() {
var proc = "CREATE OR REPLACE FUNCTION nodb_clobs_out_92 (ID_1 IN NUMBER, ID_2 IN NUMBER, C IN VARCHAR2) RETURN VARCHAR2 \n" +
"IS \n" +
" tmpLOB2 CLOB; \n" +
"BEGIN \n" +
" select clob into tmpLOB2 from nodb_clob_1 where num_1 = ID_1;\n" +
" RETURN tmpLOB2; \n" +
"END;";
var sqlRun = "begin :output := nodb_clobs_out_92 (:i1, :i2, :c); end;";
var proc_drop = "DROP FUNCTION nodb_clobs_out_92";
before(function(done) {
executeSQL(proc, done);
}); // before
after(function(done) {
executeSQL(proc_drop, done);
}); // after
beforeEach('set oracledb.fetchAsString', function(done) {
oracledb.fetchAsString = [ oracledb.CLOB ];
done();
}); // beforeEach
afterEach('clear the By type specification', function(done) {
oracledb.fetchAsString = [];
done();
}); // afterEach
it('90.3.1 bind by name - 1', function(done) {
var len = 1000;
var sequence = insertID++;
var specialStr = "90.3.1";
var clobStr = random.getRandomString(len, specialStr);
async.series([
function(cb) {
var sql ="INSERT INTO nodb_clob_1 (num_1, num_2, content, clob) VALUES (:i1, :i2, :c1, :c2)";
var bindVar = {
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c1: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len },
c2: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len }
};
insertTable(sql, bindVar, cb);
},
function(cb) {
connection.execute(
sqlRun,
{
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: null, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN },
output: { type: oracledb.STRING, dir: oracledb.BIND_OUT, maxSize: len }
},
function(err, result) {
should.not.exist(err);
var resultVal = result.outBinds.output;
verifyResult(resultVal, specialStr, clobStr);
cb();
}
);
}
], done);
}); // 90.3.1
it('90.3.2 bind by position - 1', function(done) {
var len = 1000;
var sequence = insertID++;
var specialStr = "90.3.1";
var clobStr = random.getRandomString(len, specialStr);
async.series([
function(cb) {
var sql ="INSERT INTO nodb_clob_1 (num_1, num_2, content, clob) VALUES (:i1, :i2, :c1, :c2)";
var bindVar = {
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c1: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len },
c2: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len }
};
insertTable(sql, bindVar, cb);
},
function(cb) {
connection.execute(
sqlRun,
[ { type: oracledb.STRING, dir: oracledb.BIND_OUT, maxSize: len }, sequence, null, clobStr ],
function(err, result) {
should.not.exist(err);
var resultVal = result.outBinds[0];
verifyResult(resultVal, specialStr, clobStr);
cb();
}
);
}
], done);
}); // 90.3.2
it('90.3.3 bind by name - 2', function(done) {
var len = 1000;
var sequence = insertID++;
var specialStr = "90.3.3";
var clobStr = random.getRandomString(len, specialStr);
async.series([
function(cb) {
var sql ="INSERT INTO nodb_clob_1 (num_1, num_2, content, clob) VALUES (:i1, :i2, :c1, :c2)";
var bindVar = {
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c1: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len },
c2: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len }
};
insertTable(sql, bindVar, cb);
},
function(cb) {
connection.execute(
sqlRun,
{
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c: { val: null, type: oracledb.STRING, dir: oracledb.BIND_IN },
output: { type: oracledb.STRING, dir: oracledb.BIND_OUT, maxSize: len }
},
function(err, result) {
should.not.exist(err);
var resultVal = result.outBinds.output;
verifyResult(resultVal, specialStr, clobStr);
cb();
}
);
}
], done);
}); // 90.3.3
it('90.3.4 bind by position - 2', function(done) {
var len = 1000;
var sequence = insertID++;
var specialStr = "90.3.4";
var clobStr = random.getRandomString(len, specialStr);
async.series([
function(cb) {
var sql ="INSERT INTO nodb_clob_1 (num_1, num_2, content, clob) VALUES (:i1, :i2, :c1, :c2)";
var bindVar = {
i1: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
i2: { val: sequence, type: oracledb.NUMBER, dir: oracledb.BIND_IN },
c1: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len },
c2: { val: clobStr, type: oracledb.STRING, dir: oracledb.BIND_IN, maxSize: len }
};
insertTable(sql, bindVar, cb);
},
function(cb) {
connection.execute(
sqlRun,
[ { type: oracledb.STRING, dir: oracledb.BIND_OUT, maxSize: len }, sequence, sequence, null ],
function(err, result) {
should.not.exist(err);
var resultVal = result.outBinds[0];
verifyResult(resultVal, specialStr, clobStr);
cb();
}
);
}
], done);
}); // 90.3.4
}); // 90.3
});