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Implement the JPAQueryMutabilityTests

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This commit is contained in:
Ruben Dijkstra 2014-12-17 23:04:10 +01:00
parent 2f7a6c8f3f
commit 4ecba55bc8
1 changed files with 41 additions and 2 deletions
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43
querydsl-jpa/src/test/java/com/mysema/query/JPAQueryMutabilityTest.java
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@ -13,29 +13,41 @@
*/
package com.mysema.query;
import static com.mysema.query.support.Expressions.numberOperation;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import javax.persistence.EntityManager;
import org.junit.Ignore;
import org.junit.Test;
import org.junit.runner.RunWith;
import com.mysema.query.jpa.HQLTemplates;
import com.mysema.query.jpa.JPQLTemplates;
import com.mysema.query.jpa.domain.QCat;
import com.mysema.query.jpa.impl.JPAQuery;
import com.mysema.query.types.OperatorImpl;
import com.mysema.testutil.JPATestRunner;
@Ignore
@RunWith(JPATestRunner.class)
public class JPAQueryMutabilityTest implements JPATest {
private EntityManager entityManager;
private final OperatorImpl<Integer> customOperator = new OperatorImpl<Integer>("CUSTOM", "SIGN");
private final JPQLTemplates customTemplates = new HQLTemplates() {{
add(customOperator, "sign({0})");
}};
protected JPAQuery query() {
return new JPAQuery(entityManager);
}
protected JPAQuery query(JPQLTemplates templates) {
return new JPAQuery(entityManager, templates);
}
@Override
public void setEntityManager(EntityManager entityManager) {
this.entityManager = entityManager;
@ -88,6 +100,33 @@ public class JPAQueryMutabilityTest implements JPATest {
query2.list(cat);
}
@Test
public void Clone_Custom_Templates() {
QCat cat = QCat.cat;
JPAQuery query = query().from(cat);
//attach using the custom templates
query.clone(entityManager, customTemplates)
.uniqueResult(numberOperation(Integer.class, customOperator, cat.floatProperty));
}
@Test
public void Clone_Keep_Templates() {
QCat cat = QCat.cat;
JPAQuery query = query(customTemplates).from(cat);
//keep the original templates
query.clone()
.uniqueResult(numberOperation(Integer.class, customOperator, cat.floatProperty));
}
@Test(expected = IllegalArgumentException.class)
public void Clone_Lose_Templates() {
QCat cat = QCat.cat;
JPAQuery query = query(customTemplates).from(cat);
//clone using the entitymanager's default templates
query.clone(entityManager)
.uniqueResult(numberOperation(Integer.class, customOperator, cat.floatProperty));
}
private void assertProjectionEmpty(JPAQuery query) {
assertTrue(query.getMetadata().getProjection().isEmpty());
}