Source Code Cross Referenced for TestJDBCSavepoints.java in  » Database-DBMS » hsql » org » hsqldb » test » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Database DBMS » hsql » org.hsqldb.test 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /* Copyright (c) 2001-2005, The HSQL Development Group
002:         * All rights reserved.
003:         *
004:         * Redistribution and use in source and binary forms, with or without
005:         * modification, are permitted provided that the following conditions are met:
006:         *
007:         * Redistributions of source code must retain the above copyright notice, this
008:         * list of conditions and the following disclaimer.
009:         *
010:         * Redistributions in binary form must reproduce the above copyright notice,
011:         * this list of conditions and the following disclaimer in the documentation
012:         * and/or other materials provided with the distribution.
013:         *
014:         * Neither the name of the HSQL Development Group nor the names of its
015:         * contributors may be used to endorse or promote products derived from this
016:         * software without specific prior written permission.
017:         *
018:         * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
019:         * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
020:         * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
021:         * ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG,
022:         * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
023:         * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
024:         * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
025:         * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
026:         * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
027:         * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
028:         * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
029:         */
030:
031:        package org.hsqldb.test;
032:
033:        import java.sql.Connection;
034:        import java.sql.DriverManager;
035:        import java.sql.PreparedStatement;
036:        import java.sql.ResultSet;
037:        import java.sql.Savepoint;
038:        import java.sql.Statement;
039:
040:        import org.hsqldb.WebServer;
041:
042:        import junit.framework.TestCase;
043:        import junit.framework.TestResult;
044:
045:        /**
046:         * Tests JDBC java.sql.Savepoint support in context of new engine SQL-savepoint
047:         * support and new HSQL protocol extensions for savepoint support. <p>
048:         *
049:         * @author boucher@users
050:         * @version 1.7.2
051:         * @since 1.7.2
052:         */
053:        public class TestJDBCSavepoints extends TestCase {
054:
055:            //  You change the url and serverProps to reflect your preferred settings
056:            // String serverProps = "database.0=mem:test;silent=false;trace=true" // debugging
057:            String serverProps = "database.0=mem:test;silent=true;trace=false";
058:
059:            //String     url         = "jdbc:hsqldb:hsql://localhost";
060:            String url = "jdbc:hsqldb:http://localhost";
061:            String user;
062:            String password;
063:            Statement stmt;
064:            Connection conn1;
065:            Connection conn2;
066:
067:            // Server server;
068:            // this exercises everything:
069:            // the engine and JDBC savepoint support,
070:            // the new HSQL protocol and tunneling HSQL protocol over HTTP
071:            WebServer server;
072:
073:            public TestJDBCSavepoints(String name) {
074:                super (name);
075:            }
076:
077:            protected void setUp() {
078:
079:                user = "sa";
080:                password = "";
081:                stmt = null;
082:                conn1 = null;
083:                conn2 = null;
084:
085:                // server   = new Server();
086:                server = new WebServer();
087:
088:                server.putPropertiesFromString(serverProps);
089:                server.setLogWriter(null);
090:                server.start();
091:
092:                try {
093:                    Class.forName("org.hsqldb.jdbcDriver");
094:
095:                    conn1 = DriverManager.getConnection(url, user, password);
096:                    conn2 = DriverManager.getConnection(url, user, password);
097:                    stmt = conn1.createStatement();
098:                } catch (Exception e) {
099:
100:                    //e.printStackTrace();
101:                    System.out.println(this  + ".setUp() error: "
102:                            + e.getMessage());
103:                }
104:            }
105:
106:            protected void tearDown() {
107:
108:                try {
109:                    conn1.close();
110:                } catch (Exception e) {
111:
112:                    //e.printStackTrace();
113:                    System.out.println(this  + ".tearDown() error: "
114:                            + e.getMessage());
115:                }
116:
117:                try {
118:                    conn2.close();
119:                } catch (Exception e) {
120:
121:                    //e.printStackTrace();
122:                    System.out.println(this  + ".tearDown() error: "
123:                            + e.getMessage());
124:                }
125:
126:                server.stop();
127:            }
128:
129:            public void testJDBCSavepoints() throws Exception {
130:
131:                String sql;
132:                String msg;
133:                int i;
134:                PreparedStatement ps;
135:                ResultSet rs;
136:                Savepoint sp1;
137:                Savepoint sp2;
138:                Savepoint sp3;
139:                Savepoint sp4;
140:                Savepoint sp5;
141:                Savepoint sp6;
142:                Savepoint sp7;
143:                int rowcount = 0;
144:
145:                sql = "drop table t if exists";
146:
147:                stmt.executeUpdate(sql);
148:
149:                sql = "create table t(id int, fn varchar, ln varchar, zip int)";
150:
151:                stmt.executeUpdate(sql);
152:                conn1.setAutoCommit(true);
153:
154:                //-- Test 1 : The execution of an SQL savepoint statement shall
155:                //            raise an exception in the absence of an active
156:                //            enclosing transaction
157:                // fredt@users - there is always an active transaction when autocommit
158:                // is true. The transaction is committed automatically if the next
159:                // Statement.execute() or similar call is performed successfully.
160:                /*
161:                 msg = "savepoint set successfully in the abscence of an active transaction";
162:                 try {
163:                 conn.setSavepoint("savepoint1");
164:                 assertTrue(msg,false);
165:                 } catch (Exception e) {}
166:
167:                 */
168:
169:                //-- setup for following tests
170:                conn1.setAutoCommit(false);
171:
172:                sql = "insert into t values(?,?,?,?)";
173:                ps = conn1.prepareStatement(sql);
174:
175:                ps.setString(2, "Mary");
176:                ps.setString(3, "Peterson-Clancy");
177:
178:                i = 0;
179:
180:                for (; i < 10; i++) {
181:                    ps.setInt(1, i);
182:                    ps.setInt(4, i);
183:                    ps.executeUpdate();
184:                }
185:
186:                sp1 = conn1.setSavepoint("savepoint1");
187:
188:                for (; i < 20; i++) {
189:                    ps.setInt(1, i);
190:                    ps.setInt(4, i);
191:                    ps.executeUpdate();
192:                }
193:
194:                sp2 = conn1.setSavepoint("savepoint2");
195:
196:                for (; i < 30; i++) {
197:                    ps.setInt(1, i);
198:                    ps.setInt(4, i);
199:                    ps.executeUpdate();
200:                }
201:
202:                sp3 = conn1.setSavepoint("savepoint3");
203:
204:                for (; i < 40; i++) {
205:                    ps.setInt(1, i);
206:                    ps.setInt(4, i);
207:                    ps.executeUpdate();
208:                }
209:
210:                sp4 = conn1.setSavepoint("savepoint4");
211:
212:                for (; i < 50; i++) {
213:                    ps.setInt(1, i);
214:                    ps.setInt(4, i);
215:                    ps.executeUpdate();
216:                }
217:
218:                sp5 = conn1.setSavepoint("savepoint5");
219:                sp6 = conn1.setSavepoint("savepoint6");
220:                sp7 = conn1.setSavepoint("savepoint7");
221:                rs = stmt.executeQuery("select count(*) from t");
222:
223:                rs.next();
224:
225:                rowcount = rs.getInt(1);
226:
227:                rs.close();
228:
229:                //-- Test 2 : count of rows matches # rows inserted (assertion req'd by
230:                //            following tests, but not directly related to the feature
231:                //            being tested)
232:                msg = "select count(*) from t value";
233:
234:                try {
235:                    assertEquals(msg, 50, rowcount);
236:                } catch (Exception e) {
237:                }
238:
239:                conn2.setAutoCommit(false);
240:                conn2.setSavepoint("savepoint1");
241:                conn2.setSavepoint("savepoint2");
242:
243:                //-- test 3 : A JDBC Savepoint shall be considered invalid if used to
244:                //            release an SQL-savepoint in an SQL-session other than that
245:                //            of the originating Connection object
246:                msg = "savepoint released succesfully on non-originating connection";
247:
248:                try {
249:                    conn2.releaseSavepoint(sp2);
250:                    assertTrue(msg, false);
251:                } catch (Exception e) {
252:                }
253:
254:                //-- test 4 : A JDBC Savepoint shall be invalid if used to roll back to
255:                //            an SQL-savepoint in an SQL-session other than that of the
256:                //            originating Connection object
257:                try {
258:                    conn2.rollback(sp1);
259:
260:                    msg = "succesful rollback to savepoint on "
261:                            + "non-originating connection";
262:
263:                    assertTrue(msg, false);
264:                } catch (Exception e) {
265:                }
266:
267:                //-- test 5 : Direct execution of a <release savepoint> statement shall
268:                //            not fail to release an existing indicated savepoint,
269:                //            regardless of how the indicated savepoint was created
270:                msg = "direct execution of <release savepoint> statement failed to "
271:                        + "release JDBC-created SQL-savepoint with identical savepoint name";
272:
273:                try {
274:                    conn2.createStatement().executeUpdate(
275:                            "release savepoint \"savepoint2\"");
276:                } catch (Exception e) {
277:                    try {
278:                        assertTrue(msg, false);
279:                    } catch (Exception e2) {
280:                    }
281:                }
282:
283:                //-- test 6 : Direct execution of a <rollback to savepoint> statement
284:                //            shall not fail to roll back to an existing indicated
285:                //            savepoint due and only due to how the indicated savepoint
286:                //            was created
287:                msg = "direct execution of <rollback to savepoint> statement failed to "
288:                        + "roll back to existing JDBC-created SQL-savepoint with identical "
289:                        + "savepoint name";
290:
291:                try {
292:                    conn2.createStatement().executeUpdate(
293:                            "rollback to savepoint \"savepoint1\"");
294:                } catch (Exception e) {
295:                    e.printStackTrace();
296:
297:                    try {
298:                        assertTrue(msg, false);
299:                    } catch (Exception e2) {
300:                    }
301:                }
302:
303:                conn1.releaseSavepoint(sp6);
304:
305:                //-- test 7 : Releasing an SQL-savepoint shall destroy that savepoint
306:                msg = "savepoint released succesfully > 1 times";
307:
308:                try {
309:                    conn1.releaseSavepoint(sp6);
310:                    assertTrue(msg, false);
311:                } catch (Exception e) {
312:                }
313:
314:                //-- test 8 : Releasing an SQL-savepoint shall destroy all subsequent SQL-
315:                //            savepoints in the same savepoint level
316:                msg = "savepoint released successfully after preceding savepoint released";
317:
318:                try {
319:                    conn1.releaseSavepoint(sp7);
320:                    assertTrue(msg, false);
321:                } catch (Exception e) {
322:                }
323:
324:                //-- test 9 : Releasing an SQL-savepoint shall not affect preceding
325:                //            savepoints
326:                msg = "preceding same-point savepoint destroyed by following savepoint release";
327:
328:                try {
329:                    conn1.releaseSavepoint(sp5);
330:                } catch (Exception e) {
331:                    try {
332:                        assertTrue(msg, false);
333:                    } catch (Exception e2) {
334:                    }
335:                }
336:
337:                conn1.rollback(sp4);
338:
339:                rs = stmt.executeQuery("select count(*) from t");
340:
341:                rs.next();
342:
343:                rowcount = rs.getInt(1);
344:
345:                rs.close();
346:
347:                //-- Test 10 : count of rows matches # rows inserted less the number
348:                //             of insertions rolled back
349:                msg = "select * rowcount after 50 inserts - 10 rolled back:";
350:
351:                try {
352:                    assertEquals(msg, 40, rowcount);
353:                } catch (Exception e) {
354:                }
355:
356:                //-- test 11 : An SQL-savepoint shall be destroyed in the
357:                //            process of rolling back to that savepoint
358:                msg = "savepoint rolled back succesfully > 1 times";
359:
360:                try {
361:                    conn1.rollback(sp4);
362:                    assertTrue(msg, false);
363:                } catch (Exception e) {
364:                }
365:
366:                conn1.rollback(sp3);
367:
368:                rs = stmt.executeQuery("select count(*) from t");
369:
370:                rs.next();
371:
372:                rowcount = rs.getInt(1);
373:
374:                rs.close();
375:
376:                //-- Test 12 : count of rows matches # rows inserted less the number
377:                //             of insertions rolled back
378:                msg = "select count(*) after 50 inserts - 20 rolled back:";
379:
380:                try {
381:                    assertEquals(msg, 30, rowcount);
382:                } catch (Exception e) {
383:                }
384:
385:                //-- test 13 : An SQL-savepoint shall be destroyed in the
386:                //            process of rolling back to that savepoint
387:                msg = "savepoint released succesfully after use in rollback";
388:
389:                try {
390:                    conn1.releaseSavepoint(sp3);
391:                    assertTrue(msg, false);
392:                } catch (Exception e) {
393:                }
394:
395:                conn1.rollback(sp1);
396:
397:                //-- test 14 : All subsequent savepoints (in a savepoint level)
398:                //            shall be destroyed by the process of rolling back to
399:                //            a preceeding savepoint (in the same savepoint level)
400:                msg = "savepoint rolled back without raising an exception after "
401:                        + "rollback to a preceeding savepoint";
402:
403:                try {
404:                    conn1.rollback(sp2);
405:                    assertTrue(msg, false);
406:                } catch (Exception e) {
407:                }
408:
409:                conn1.rollback();
410:
411:                //-- test 15 : All subsequent savepoints (in a savepoint level)
412:                //            shall be destroyed by the process of
413:                //            rolling back the active transaction
414:                msg = "savepoint released succesfully when it should have been "
415:                        + "destroyed by a full rollback";
416:
417:                try {
418:                    conn1.releaseSavepoint(sp1);
419:                    assertTrue(msg, false);
420:                } catch (Exception e) {
421:                }
422:
423:                conn1.setAutoCommit(false);
424:
425:                sp1 = conn1.setSavepoint("savepoint1");
426:
427:                conn1.rollback();
428:                conn1.setAutoCommit(false);
429:                conn1.createStatement().executeUpdate(
430:                        "savepoint \"savepoint1\"");
431:
432:                //-- test 16 : A JDBC Savepoint shall be considered invalid if used to
433:                //             release an SQL-savepoint other than precisely the
434:                //             one created in correspondence to the creation of that
435:                //             JDBC Savepoint object
436:                // fredt@users - we allow this if the name is valid
437:                /*
438:                 msg = "JDBC Savepoint used to successfully release an identically named "
439:                 + "savepoint in a transaction distinct from the originating "
440:                 + "transaction";
441:                 try {
442:                 conn1.releaseSavepoint(sp1);
443:                 assertTrue(msg, false);
444:                 } catch (Exception e) {}
445:                 */
446:                conn1.setAutoCommit(false);
447:
448:                sp1 = conn1.setSavepoint("savepoint1");
449:
450:                conn1.createStatement().executeUpdate(
451:                        "savepoint \"savepoint1\"");
452:
453:                //-- test 17 : A JDBC Savepoint shall be considered invalid if used to
454:                //             release an SQL-savepoint other than precisely the
455:                //             one created in correspondence to the creation of that
456:                //             JDBC Savepoint object
457:                // fredt@users - we allow this if the name is valid
458:                /*
459:                 msg = "JDBC Savepoint used to successfully release an identically named "
460:                 + "savepoint in a transaction other than the originating "
461:                 + "transaction";
462:                 try {
463:                 conn1.releaseSavepoint(sp1);
464:                 assertTrue(msg, false);
465:                 } catch (Exception e) {}
466:                 */
467:
468:                //-- test 18 : A JDBC Savepoint shall be considered invalid if used to
469:                //             roll back to an SQL-savepoint other than precisely the
470:                //             one created in correspondence to the creation of that
471:                //             JDBC Savepoint object
472:                // fredt@users - we allow this if the name is valid
473:                /*
474:                 msg = "JDBC Savepoint used to successfully to roll back to an "
475:                 + "identically named savepoint in a transaction distinct "
476:                 + "from the originating transaction";
477:                 try {
478:                 conn1.rollback(sp1);
479:                 assertTrue(msg, false);
480:                 } catch (Exception e) {}
481:                 */
482:                conn1.setAutoCommit(false);
483:
484:                sp1 = conn1.setSavepoint("savepoint1");
485:
486:                conn1.createStatement().executeUpdate(
487:                        "savepoint \"savepoint1\"");
488:
489:                //-- test 19 : A JDBC Savepoint shall be considered invalid if used to
490:                //             roll back to an SQL-savepoint other than precisely the
491:                //             one created in correspondence to the creation of that
492:                //             JDBC Savepoint object
493:                // fredt@users - we allow this if the name is valid
494:                /*
495:                 msg = "JDBC Savepoint used to successfully release an identically named "
496:                 + "savepoint in a transaction other than the originating "
497:                 + "transaction";
498:                 try {
499:                 conn1.releaseSavepoint(sp1);
500:                 assertTrue(msg, false);
501:                 } catch (Exception e) {}
502:                 */
503:            }
504:
505:            /**
506:             * @param args the command line arguments
507:             */
508:            public static void main(String[] args) throws Exception {
509:
510:                TestResult result;
511:                TestCase test;
512:                java.util.Enumeration failures;
513:                int count;
514:
515:                result = new TestResult();
516:                test = new TestJDBCSavepoints("testJDBCSavepoints");
517:
518:                test.run(result);
519:
520:                count = result.failureCount();
521:
522:                System.out
523:                        .println("TestJDBCSavepoints failure count: " + count);
524:
525:                failures = result.failures();
526:
527:                while (failures.hasMoreElements()) {
528:                    System.out.println(failures.nextElement());
529:                }
530:            }
531:        }
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