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OPENJPA-1147: Remove isTargetPlatform calls from TestAutoIncrement, add sequence creation statement 

git-svn-id: https://svn.apache.org/repos/asf/openjpa/trunk@790645 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Milosz Tylenda 2009-07-02 16:20:30 +00:00
parent 0ce16aef5f
commit 6473b9820a
1 changed files with 30 additions and 13 deletions
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43
openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/jdbc/oracle/TestAutoIncrement.java
View File

@ -19,19 +19,23 @@
package org.apache.openjpa.persistence.jdbc.oracle;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceException;
import javax.persistence.Query;
import org.apache.openjpa.persistence.OpenJPAEntityManagerFactorySPI;
import org.apache.openjpa.persistence.OpenJPAEntityManagerSPI;
import org.apache.openjpa.persistence.test.DatabasePlatform;
import org.apache.openjpa.persistence.test.SingleEMFTestCase;
/**
* Tests identity value assignment with IDENTITY strategy specifically for
* Oracle database. IDENTITY strategy for most database platform is supported
* Oracle database. IDENTITY strategy for most database platforms is supported
* with auto-increment capabilities. As Oracle does not natively support
* auto-increment, the same effect is achieved by a combination of a database
* sequence and a pre-insert database trigger [1].
*
* This test verifies that a persistence entity using IDENTITY generation type
* is allocated identities in monotonic sequence on Oracle platform.
* This test verifies that a persistent entity using IDENTITY generation type
* is allocating identities in monotonic sequence on Oracle platform.
*
* [1] http://jen.fluxcapacitor.net/geek/autoincr.html
*
@ -41,14 +45,14 @@ import org.apache.openjpa.persistence.test.SingleEMFTestCase;
@DatabasePlatform("oracle.jdbc.driver.OracleDriver")
public class TestAutoIncrement extends SingleEMFTestCase {
private static String PLATFORM = "oracle";
public void setUp() throws Exception {
if ("testAutoIncrementIdentityWithNamedSequence".equals(getName())) {
String sequence = "autoIncrementSequence";
createSequence(sequence);
super.setUp(CLEAR_TABLES, PObject.class,
"openjpa.jdbc.DBDictionary",
"oracle(UseTriggersForAutoAssign=true," +
"autoAssignSequenceName=autoIncrementSequence)");
"oracle(UseTriggersForAutoAssign=true,autoAssignSequenceName=" + sequence + ")");
} else {
super.setUp(CLEAR_TABLES, PObjectNative.class,
"openjpa.jdbc.DBDictionary",
@ -56,10 +60,7 @@ public class TestAutoIncrement extends SingleEMFTestCase {
}
}
public void testAutoIncrementIdentityWithNamedSequence() {
if (!isTargetPlatform(PLATFORM))
return;
public void testAutoIncrementIdentityWithNamedSequence() {
EntityManager em = emf.createEntityManager();
em.getTransaction().begin();
PObject pc1 = new PObject();
@ -72,9 +73,6 @@ public class TestAutoIncrement extends SingleEMFTestCase {
}
public void testAutoIncrementIdentityWithNativeSequence() {
if (!isTargetPlatform(PLATFORM))
return;
EntityManager em = emf.createEntityManager();
em.getTransaction().begin();
PObjectNative pc1 = new PObjectNative();
@ -85,4 +83,23 @@ public class TestAutoIncrement extends SingleEMFTestCase {
assertEquals(1, Math.abs(pc1.getId() - pc2.getId()));
}
/**
* Create sequence so that the test does not require manual intervention in database.
*/
private void createSequence(String sequence) {
OpenJPAEntityManagerFactorySPI factorySPI = createEMF();
OpenJPAEntityManagerSPI em = factorySPI.createEntityManager();
try {
em.getTransaction().begin();
Query q = em.createNativeQuery("CREATE SEQUENCE " + sequence + " START WITH 1");
q.executeUpdate();
em.getTransaction().commit();
} catch (PersistenceException e) {
// Sequence probably exists.
em.getTransaction().rollback();
}
closeEMF(factorySPI);
}
}