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Posted to dev@openjpa.apache.org by Patrick Linskey <pl...@gmail.com> on 2007/08/08 18:43:46 UTC

Re: svn commit: r562985 - in /openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/simple: TestEntityManagerClear.java TestEntityManagerMerge.java

> Just a couple of new testcases that I used to debug some problems recently.
> Turned out to be non-issues, but I thought the testcases still might be worthwhile
> to have in our bucket.

+1. More is always better when it comes to test coverage.

-Patrick

On 8/5/07, kwsutter@apache.org <kw...@apache.org> wrote:
> Author: kwsutter
> Date: Sun Aug  5 16:20:10 2007
> New Revision: 562985
>
> URL: http://svn.apache.org/viewvc?view=rev&rev=562985
> Log:
> Just a couple of new testcases that I used to debug some problems recently.  Turned out to be non-issues, but I thought the testcases still might be worthwhile to have in our bucket.
>
> Added:
>     openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/simple/TestEntityManagerMerge.java
> Modified:
>     openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/simple/TestEntityManagerClear.java
>
> Modified: openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/simple/TestEntityManagerClear.java
> URL: http://svn.apache.org/viewvc/openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/simple/TestEntityManagerClear.java?view=diff&rev=562985&r1=562984&r2=562985
> ==============================================================================
> --- openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/simple/TestEntityManagerClear.java (original)
> +++ openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/simple/TestEntityManagerClear.java Sun Aug  5 16:20:10 2007
> @@ -18,8 +18,6 @@
>   */
>  package org.apache.openjpa.persistence.simple;
>
> -import javax.persistence.EntityManager;
> -
>  import junit.textui.TestRunner;
>  import org.apache.openjpa.persistence.test.SingleEMTestCase;
>
> @@ -35,6 +33,31 @@
>          setUp(AllFieldTypes.class);
>      }
>
> +    public void testDetach() {
> +        // Create EntityManager and Start a transaction (1)
> +        begin();
> +
> +        // Insert a new object and flush
> +        AllFieldTypes testObject1 = new AllFieldTypes();
> +        testObject1.setStringField("my test object1");
> +        persist(testObject1);
> +        em.flush();
> +        assertTrue("testObject1 not found in pc", em.contains(testObject1));
> +
> +        // Insert another object and persist
> +        AllFieldTypes testObject2 = new AllFieldTypes();
> +        testObject1.setStringField("my test object2");
> +        persist(testObject2);
> +        assertTrue("testObject2 not found in pc", em.contains(testObject2));
> +
> +        // Rollback to clear the PC
> +        rollback();
> +
> +        assertFalse("testObject1 found in pc", em.contains(testObject1));
> +        assertFalse("testObject2 found in pc", em.contains(testObject2));
> +
> +    }
> +
>      public void testClear() {
>          // Create EntityManager and Start a transaction (1)
>          begin();
>
> Added: openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/simple/TestEntityManagerMerge.java
> URL: http://svn.apache.org/viewvc/openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/simple/TestEntityManagerMerge.java?view=auto&rev=562985
> ==============================================================================
> --- openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/simple/TestEntityManagerMerge.java (added)
> +++ openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/simple/TestEntityManagerMerge.java Sun Aug  5 16:20:10 2007
> @@ -0,0 +1,77 @@
> +/*
> + * Licensed to the Apache Software Foundation (ASF) under one
> + * or more contributor license agreements.  See the NOTICE file
> + * distributed with this work for additional information
> + * regarding copyright ownership.  The ASF licenses this file
> + * to you 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
> + *
> + * 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.
> + */
> +package org.apache.openjpa.persistence.simple;
> +
> +import junit.textui.TestRunner;
> +import org.apache.openjpa.persistence.test.SingleEMTestCase;
> +
> +/**
> + * Test case to ensure that the proper JPA merge semantics are processed.
> + *
> + * @author Kevin Sutter
> + */
> +public class TestEntityManagerMerge
> +    extends SingleEMTestCase {
> +
> +    public void setUp() {
> +        setUp(AllFieldTypes.class);
> +    }
> +
> +    public void testMerge() {
> +        // Create EntityManager and Start a transaction (1)
> +        begin();
> +
> +        // Insert a new object into the PC
> +        AllFieldTypes testObject = new AllFieldTypes();
> +        testObject.setStringField("new test object");
> +        persist(testObject);
> +        assertTrue("testObject not found in pc", em.contains(testObject));
> +
> +        // Modify this object...
> +        testObject.setStringField("updated test object");
> +
> +        // Attempt to merge this updated object into the PC.  Should be ignored.
> +        AllFieldTypes mergedObject = em.merge(testObject);
> +        assertTrue("mergedObject and testObject are not equal",
> +                mergedObject.equals(testObject));
> +        assertTrue("mergedObject and testObject are not ==",
> +                mergedObject == testObject);
> +        assertTrue("testObject not found in pc", em.contains(testObject));
> +        assertTrue("mergedObject not found in pc", em.contains(mergedObject));
> +
> +        // And, once again...
> +        testObject.setStringField("yet another update");
> +        AllFieldTypes mergedObject2 = em.merge(testObject);
> +        assertTrue("mergedObject2 and testObject are not equal",
> +                mergedObject2.equals(testObject));
> +        assertTrue("mergedObject2 and testObject are not ==",
> +                mergedObject2 == testObject);
> +        assertTrue("testObject not found in pc", em.contains(testObject));
> +        assertTrue("mergedObject2 not found in pc", em.contains(mergedObject2));
> +
> +        // Rollback
> +        rollback();
> +
> +    }
> +
> +    public static void main(String[] args) {
> +        TestRunner.run(TestEntityManagerMerge.class);
> +    }
> +}
> +
>
>
>


-- 
Patrick Linskey
202 669 5907