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resultSet1.js
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/* Copyright (c) 2015, 2023, Oracle and/or its affiliates. */
/******************************************************************************
*
* This software is dual-licensed to you under the Universal Permissive License
* (UPL) 1.0 as shown at https://oss.oracle.com/licenses/upl and Apache License
* 2.0 as shown at https://www.apache.org/licenses/LICENSE-2.0. You may choose
* either license.
*
* If you elect to accept the software under the Apache License, Version 2.0,
* the following applies:
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://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
* 12. resultSet1.js
*
* DESCRIPTION
* Testing driver resultSet feature.
*
*****************************************************************************/
const oracledb = require('oracledb');
const assert = require('assert');
const dbConfig = require('./dbconfig.js');
const testsUtil = require('./testsUtil.js');
describe('12. resultSet1.js', function() {
let conn = null;
const createTable =
"BEGIN \
DECLARE \
e_table_missing EXCEPTION; \
PRAGMA EXCEPTION_INIT(e_table_missing, -00942); \
BEGIN \
EXECUTE IMMEDIATE ('DROP TABLE nodb_rs1_emp PURGE'); \
EXCEPTION \
WHEN e_table_missing \
THEN NULL; \
END; \
EXECUTE IMMEDIATE (' \
CREATE TABLE nodb_rs1_emp ( \
employees_id NUMBER, \
employees_name VARCHAR2(20) \
) \
'); \
END; ";
const insertRows =
"DECLARE \
x NUMBER := 0; \
n VARCHAR2(20); \
BEGIN \
FOR i IN 1..217 LOOP \
x := x + 1; \
n := 'staff ' || x; \
INSERT INTO nodb_rs1_emp VALUES (x, n); \
END LOOP; \
END; ";
const rowsAmount = 217;
before(async function() {
conn = await oracledb.getConnection(dbConfig);
await conn.execute(createTable);
await conn.execute(insertRows);
});
after(async function() {
if (conn) {
await conn.execute('DROP TABLE nodb_rs1_emp PURGE');
await conn.close();
}
});
describe('12.1 Testing resultSet option', function() {
it('12.1.1 when resultSet option = false, content of result is correct', async function() {
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp", [],
{ resultSet: false, fetchArraySize: 100, maxRows: 1000 });
assert.strictEqual(result.rows.length, rowsAmount);
assert.strictEqual(result.resultSet, undefined);
});
it('12.1.2 when resultSet option = true, content of result is correct', async function() {
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp", [],
{ resultSet: true, fetchArraySize: 100, maxRows: 1000 });
assert.strictEqual(result.rows, undefined);
await result.resultSet.close();
});
it('12.1.3 negative - 0', async function() {
const sql = "SELECT employees_name FROM nodb_rs1_emp";
const options = {
resultSet: 0,
fetchArraySize: 100,
maxRows: 1000
};
await assert.rejects(
async () => await conn.execute(sql, [], options),
/NJS-007:/
);
});
it('12.1.4 negative - null', async function() {
const sql = "SELECT employees_name FROM nodb_rs1_emp";
const options = {
resultSet: null,
fetchArraySize: 100,
maxRows: 1000
};
await assert.rejects(
async () => await conn.execute(sql, [], options),
/NJS-007:/
);
});
it('12.1.5 when resultSet option = undefined, it behaves like false', async function() {
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: undefined, fetchArraySize: 100, maxRows: 1000 });
assert.strictEqual(result.rows.length, rowsAmount);
assert.strictEqual(result.resultSet, undefined);
});
it('12.1.6 negative - NaN', async function() {
const sql = "SELECT employees_name FROM nodb_rs1_emp";
const options = {
resultSet: NaN,
fetchArraySize: 100,
maxRows: 1000
};
await assert.rejects(
async () => await conn.execute(sql, [], options),
/NJS-007:/
);
});
it('12.1.7 negative - 1', async function() {
const sql = "SELECT employees_name FROM nodb_rs1_emp";
const options = {
resultSet: 1,
fetchArraySize: 100,
maxRows: 1000
};
await assert.rejects(
async () => await conn.execute(sql, [], options),
/NJS-007:/
);
});
it('12.1.8 negative - (-1)', async function() {
const sql = "SELECT employees_name FROM nodb_rs1_emp";
const options = {
resultSet: -1,
fetchArraySize: 100,
maxRows: 1000
};
await assert.rejects(
async () => await conn.execute(sql, [], options),
/NJS-007:/
);
});
it('12.1.9 negative - random string', async function() {
const sql = "SELECT employees_name FROM nodb_rs1_emp";
const options = {
resultSet: 'foo',
fetchArraySize: 100,
maxRows: 1000
};
await assert.rejects(
async () => await conn.execute(sql, [], options),
/NJS-007:/
);
});
}); // 12.1
describe('12.2 Testing fetchArraySize option', function() {
it('12.2.1 negative - negative value', async function() {
const sql = "SELECT employees_name FROM nodb_rs1_emp";
const options = {
resultSet: true,
fetchArraySize: -10,
maxRows: 1000
};
await assert.rejects(
async () => await conn.execute(sql, [], options),
/NJS-007:/
);
});
it('12.2.2 negative - random string', async function() {
const sql = "SELECT employees_name FROM nodb_rs1_emp";
const options = {
resultSet: true,
fetchArraySize: 'bar',
maxRows: 1000
};
await assert.rejects(
async () => await conn.execute(sql, [], options),
/NJS-007:/
);
});
it('12.2.3 negative - NaN', async function() {
const sql = "SELECT employees_name FROM nodb_rs1_emp";
const options = {
resultSet: true,
fetchArraySize: NaN,
maxRows: 1000
};
await assert.rejects(
async () => await conn.execute(sql, [], options),
/NJS-007:/
);
});
it('12.2.4 negative - null', async function() {
const sql = "SELECT employees_name FROM nodb_rs1_emp";
const options = {
resultSet: true,
fetchArraySize: null,
maxRows: 1000
};
await assert.rejects(
async () => await conn.execute(sql, [], options),
/NJS-007:/
);
});
it('12.2.5 negative - zero value', async function() {
const sql = "SELECT employees_name FROM nodb_rs1_emp";
const options = {
resultSet: true,
fetchArraySize: 0,
maxRows: 1000
};
await assert.rejects(
async () => await conn.execute(sql, [], options),
/NJS-007:/
);
});
}); // 12.2
describe('12.3 Testing function getRows()', function() {
it('12.3.1 retrieved set is exactly the size of result', async function() {
const nRows = rowsAmount;
let accessCount = 0;
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
const rs = result.resultSet;
while (true) { // eslint-disable-line
const rows = await rs.getRows(nRows);
if (rows.length == 0)
break;
accessCount++;
}
await rs.close();
assert.strictEqual(accessCount, 1);
});
it('12.3.2 retrieved set is greater than the size of result', async function() {
const nRows = rowsAmount * 2;
let accessCount = 0;
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
const rs = result.resultSet;
while (true) { // eslint-disable-line
const rows = await rs.getRows(nRows);
if (rows.length == 0)
break;
accessCount++;
}
await rs.close();
assert.strictEqual(accessCount, 1);
});
it('12.3.3 retrieved set is half of the size of result', async function() {
const nRows = Math.ceil(rowsAmount / 2);
let accessCount = 0;
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
const rs = result.resultSet;
while (true) { // eslint-disable-line
const rows = await rs.getRows(nRows);
if (rows.length == 0)
break;
accessCount++;
}
await rs.close();
assert.strictEqual(accessCount, 2);
});
it('12.3.4 retrieved set is one tenth of the size of the result', async function() {
const nRows = Math.ceil(rowsAmount / 10);
let accessCount = 0;
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
const rs = result.resultSet;
while (true) { // eslint-disable-line
const rows = await rs.getRows(nRows);
if (rows.length == 0)
break;
accessCount++;
}
await rs.close();
assert.strictEqual(accessCount, 10);
});
it('12.3.5 data in resultSet is array when setting outFormat ARRAY', async function() {
const nRows = Math.ceil(rowsAmount / 10);
let accessCount = 0;
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100, outFormat: oracledb.OUT_FORMAT_ARRAY });
const rs = result.resultSet;
while (true) { // eslint-disable-line
const rows = await rs.getRows(nRows);
if (rows.length == 0)
break;
for (let i = 0; i < rows.length; i++)
assert(rows[i] instanceof Array);
accessCount++;
}
await rs.close();
assert.strictEqual(accessCount, 10);
});
it('12.3.6 data in resultSet is object when setting outFormat OBJECT', async function() {
const nRows = Math.ceil(rowsAmount / 10);
let accessCount = 0;
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100, outFormat: oracledb.OUT_FORMAT_OBJECT });
const rs = result.resultSet;
while (true) { // eslint-disable-line
const rows = await rs.getRows(nRows);
if (rows.length == 0)
break;
for (let i = 0; i < rows.length; i++)
assert.strictEqual(typeof rows[i], 'object');
accessCount++;
}
await rs.close();
assert.strictEqual(accessCount, 10);
});
it('12.3.7 the size of retrieved set can be set to 1', async function() {
const nRows = 1;
let accessCount = 0;
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
const rs = result.resultSet;
while (true) { // eslint-disable-line
const rows = await rs.getRows(nRows);
if (rows.length == 0)
break;
accessCount++;
}
await rs.close();
assert.strictEqual(accessCount, rowsAmount);
});
it('12.3.8 query 0 row', async function() {
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp WHERE employees_id > 300",
[],
{ resultSet: true });
const rs = result.resultSet;
const row = await rs.getRow();
assert.strictEqual(row, undefined);
await rs.close();
});
it('12.3.9 getRows() without argument returns all remaining rows', async function() {
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
const rs = result.resultSet;
const rows = await rs.getRows();
assert.strictEqual(rows.length, rowsAmount);
await rs.close();
});
it('12.3.10 getRows(0) returns remaining all rows', async function() {
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
const rs = result.resultSet;
const rows = await rs.getRows(0);
assert.strictEqual(rows.length, rowsAmount);
await rs.close();
});
it('12.3.11 Negative - set the 1st parameter of getRows() to be -5', async function() {
const nRows = -5;
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
const rs = result.resultSet;
await assert.rejects(
async () => await rs.getRows(nRows),
/NJS-005:/
);
await rs.close();
});
it('12.3.12 Negative - set the 1st parameter of getRows() to be null', async function() {
const nRows = null; // setting to 'undefined' is the same
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
const rs = result.resultSet;
await assert.rejects(
async () => await rs.getRows(nRows),
/NJS-005:/
);
});
}); // 12.3
describe('12.4 Testing function getRow()', function() {
it('12.4.1 works well with all correct setting', async function() {
let accessCount = 0;
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
const rs = result.resultSet;
while (true) { // eslint-disable-line
const row = await rs.getRow();
if (!row)
break;
accessCount++;
assert.strictEqual(row[0], 'staff ' + accessCount);
}
await rs.close();
assert.strictEqual(accessCount, rowsAmount);
});
it('12.4.2 data in resultSet is array when setting outFormat ARRAY', async function() {
let accessCount = 0;
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100, outFormat: oracledb.OUT_FORMAT_ARRAY });
const rs = result.resultSet;
while (true) { // eslint-disable-line
const row = await rs.getRow();
if (!row)
break;
accessCount++;
assert(row instanceof Array);
assert.strictEqual(row[0], 'staff ' + accessCount);
}
await rs.close();
assert.strictEqual(accessCount, rowsAmount);
});
it('12.4.3 data in resultSet is object when setting outFormat OBJECT', async function() {
let accessCount = 0;
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100, outFormat: oracledb.OUT_FORMAT_OBJECT });
const rs = result.resultSet;
while (true) { // eslint-disable-line
const row = await rs.getRow();
if (!row)
break;
accessCount++;
assert.strictEqual(typeof row, 'object');
assert.strictEqual(row.EMPLOYEES_NAME, 'staff ' + accessCount);
}
await rs.close();
assert.strictEqual(accessCount, rowsAmount);
});
it('12.4.4 query 0 row', async function() {
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp WHERE employees_id > 300",
[],
{ resultSet: true });
const rs = result.resultSet;
const row = await rs.getRow();
assert.strictEqual(row, undefined);
await rs.close();
});
it('12.4.5 Negative - set the first parameter like getRows()', async function() {
const nRows = 2;
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
const rs = result.resultSet;
await assert.rejects(
async () => await rs.getRow(nRows),
/NJS-009:/
);
await rs.close();
});
}); // 12.4
describe('12.5 Testing function close()', function() {
it('12.5.1 does not call close()', async function() {
const nRows = Math.ceil(rowsAmount / 10);
let accessCount = 0;
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
const rs = result.resultSet;
while (true) { // eslint-disable-line
const rows = await rs.getRows(nRows);
if (rows.length == 0)
break;
accessCount++;
}
await rs.close();
assert.strictEqual(accessCount, 10);
});
it('12.5.2 invokes close() twice', async function() {
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
const rs = result.resultSet;
await rs.close();
await assert.rejects(
async () => await rs.close(),
/NJS-018:/
);
});
it('12.5.3 uses getRows after calling close()', async function() {
const result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
const rs = result.resultSet;
await rs.close();
await assert.rejects(
async () => await rs.getRows(),
/NJS-018:/
);
});
it('12.5.4 closes one resultSet and then open another resultSet', async function() {
const nRows = Math.ceil(rowsAmount / 10);
async function fetchRowFromRS(rs) {
let accessCount = 0;
while (true) { // eslint-disable-line
const rows = await rs.getRows(nRows);
if (rows.length == 0)
break;
accessCount++;
}
await rs.close();
assert.strictEqual(accessCount, 10);
}
let result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
await fetchRowFromRS(result.resultSet);
result = await conn.execute(
"SELECT employees_name FROM nodb_rs1_emp",
[],
{ resultSet: true, fetchArraySize: 100 });
await fetchRowFromRS(result.resultSet);
});
}); // 12.5
describe('12.6 Testing metaData', function() {
it('12.6.1 the amount and value of metaData should be correct', async function() {
const tableName = "nodb_tab_manycolumns";
/* Helper functions */
const StringBuffer = function() {
this.buffer = [];
this.index = 0;
};
StringBuffer.prototype = {
append: function(s) {
this.buffer[this.index] = s;
this.index += 1;
return this;
},
toString: function() {
return this.buffer.join("");
}
};
const createTab = function(size) {
const buffer = new StringBuffer();
buffer.append(`CREATE TABLE ${tableName} ( `);
for (let i = 0; i < size - 1; i++) {
buffer.append("c" + i + " NUMBER, ");
}
buffer.append("c" + (size - 1) + " NUMBER");
buffer.append(" )");
return buffer.toString();
};
/*********************/
const columnsAmount = 1000;
await testsUtil.createTable(conn, tableName, createTab(columnsAmount));
const result = await conn.execute(
`SELECT * FROM ${tableName}`,
[],
{ resultSet: true});
const rs = result.resultSet;
for (let i = 0; i < columnsAmount; i++) {
assert.strictEqual(rs.metaData[i].name, 'C' + i);
}
await rs.close();
await testsUtil.dropTable(conn, tableName);
});
it('12.6.2 can distinguish lower case and upper case', async function() {
const tableName = "nodb_uppercase";
const createTable =
" BEGIN " +
" DECLARE " +
" e_table_missing EXCEPTION; " +
" PRAGMA EXCEPTION_INIT(e_table_missing, -00942); " +
" BEGIN " +
" EXECUTE IMMEDIATE ('DROP TABLE " + tableName + " PURGE'); " +
" EXCEPTION " +
" WHEN e_table_missing " +
" THEN NULL; " +
" END; " +
" EXECUTE IMMEDIATE (' " +
" CREATE TABLE " + tableName + " ( " +
' "c" NUMBER, ' +
' "C" NUMBER ' +
" ) " +
" '); " +
" END; ";
await conn.execute(createTable);
const result = await conn.execute(
"SELECT * FROM " + tableName, [], {resultSet: true});
const rs = result.resultSet;
assert.strictEqual(rs.metaData[0].name, 'c');
assert.strictEqual(rs.metaData[1].name, 'C');
await rs.close();
await conn.execute("DROP TABLE " + tableName + " PURGE");
});
it('12.6.3 can contain quotes', async function() {
const tableName = "nodb_quotes";
const createTable =
" BEGIN " +
" DECLARE " +
" e_table_missing EXCEPTION; " +
" PRAGMA EXCEPTION_INIT(e_table_missing, -00942); " +
" BEGIN " +
" EXECUTE IMMEDIATE ('DROP TABLE " + tableName + " PURGE'); " +
" EXCEPTION " +
" WHEN e_table_missing " +
" THEN NULL; " +
" END; " +
" EXECUTE IMMEDIATE (' " +
" CREATE TABLE " + tableName + " ( " +
' "c' + "''" + '" NUMBER, ' +
' "c" NUMBER ' +
" ) " +
" '); " +
" END; ";
await conn.execute(createTable);
const result = await conn.execute(
"SELECT * FROM " + tableName, [], { resultSet: true });
const rs = result.resultSet;
assert.strictEqual(rs.metaData[0].name, "c'");
assert.strictEqual(rs.metaData[1].name, 'c');
await rs.close();
await conn.execute("DROP TABLE " + tableName + " PURGE");
});
it('12.6.4 can contain underscore', async function() {
const tableName = "nodb_underscore";
const createTable =
" BEGIN " +
" DECLARE " +
" e_table_missing EXCEPTION; " +
" PRAGMA EXCEPTION_INIT(e_table_missing, -00942); " +
" BEGIN " +
" EXECUTE IMMEDIATE ('DROP TABLE " + tableName + " PURGE'); " +
" EXCEPTION " +
" WHEN e_table_missing " +
" THEN NULL; " +
" END; " +
" EXECUTE IMMEDIATE (' " +
" CREATE TABLE " + tableName + " ( " +
' "c_" NUMBER, ' +
' "c__" NUMBER ' +
" ) " +
" '); " +
" END; ";
await conn.execute(createTable);
const result = await conn.execute(
"SELECT * FROM " + tableName, [], { resultSet: true });
const rs = result.resultSet;
assert.strictEqual(rs.metaData[0].name, "c_");
assert.strictEqual(rs.metaData[1].name, 'c__');
await rs.close();
await conn.execute("DROP TABLE " + tableName + " PURGE");
});
}); // 12.6
describe('12.7 Testing maxRows', function() {
it('12.7.1 maxRows option is ignored when resultSet option is true', async function() {
const rowsLimit = 50;
const result = await conn.execute(
"SELECT * FROM nodb_rs1_emp ORDER BY employees_id",
[],
{ resultSet: true, maxRows: rowsLimit });
const rs = result.resultSet;
await rs.getRows();
await rs.close();
});
it('12.7.2 maxRows option is ignored with REF Cursor', async function() {
let rowCount = 0;
const queryAmount = 100;
const proc =
"CREATE OR REPLACE PROCEDURE get_emp_rs1_proc (p_in IN NUMBER, p_out OUT SYS_REFCURSOR) \
AS \
BEGIN \
OPEN p_out FOR \
SELECT * FROM nodb_rs1_emp \
WHERE employees_id <= p_in; \
END; ";
await conn.execute(proc);
const result = await conn.execute(
"BEGIN get_emp_rs1_proc(:in, :out); END;",
{
in: queryAmount,
out: { type: oracledb.CURSOR, dir: oracledb.BIND_OUT }
},
{ maxRows: 10 });
const rs = result.outBinds.out;
while (true) { // eslint-disable-line
const row = await rs.getRow();
if (!row)
break;
rowCount++;
}
await rs.close();
assert.strictEqual(rowCount, queryAmount);
await conn.execute("DROP PROCEDURE get_emp_rs1_proc");
});
}); // 12.7
});