HHH-8584 - Prefer returning UNKNOWN from PersistenceUtilHelper

hibernate-entitymanager/src/test/java/org/hibernate/jpa/test/util/ProviderUtilTest.java

@@ -0,0 +1,90 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * Copyright (c) 2013, Red Hat Inc. or third-party contributors as
+ * indicated by the @author tags or express copyright attribution
+ * statements applied by the authors.  All third-party contributions are
+ * distributed under license by Red Hat Inc.
+ *
+ * This copyrighted material is made available to anyone wishing to use, modify,
+ * copy, or redistribute it subject to the terms and conditions of the GNU
+ * Lesser General Public License, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this distribution; if not, write to:
+ * Free Software Foundation, Inc.
+ * 51 Franklin Street, Fifth Floor
+ * Boston, MA  02110-1301  USA
+ */
+package org.hibernate.jpa.test.util;
+
+import javax.persistence.Persistence;
+import javax.persistence.spi.LoadState;
+
+import org.hibernate.jpa.internal.util.PersistenceUtilHelper;
+import org.hibernate.jpa.test.BaseEntityManagerFunctionalTestCase;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+/**
+ * @author Steve Ebersole
+ */
+public class ProviderUtilTest extends BaseEntityManagerFunctionalTestCase {
+
+	private final PersistenceUtilHelper.MetadataCache cache = new PersistenceUtilHelper.MetadataCache();
+
+	@Test
+	public void testIsLoadedOnUnknownClass() {
+		final Object entity = new Object();
+		assertTrue( Persistence.getPersistenceUtil().isLoaded( entity ) );
+		assertEquals( LoadState.UNKNOWN, PersistenceUtilHelper.isLoaded( entity ) );
+	}
+
+	@Test
+	public void testIsLoadedOnKnownClass() {
+		final Author entity = new Author();
+		assertTrue( Persistence.getPersistenceUtil().isLoaded( entity ) );
+		assertEquals( LoadState.UNKNOWN, PersistenceUtilHelper.isLoaded( entity ) );
+	}
+
+	@Test
+	public void testIsLoadedWithoutReferenceOnUnknownClass() {
+		final Object entity = new Object();
+		assertEquals( LoadState.UNKNOWN, PersistenceUtilHelper.isLoadedWithoutReference( entity, "attribute", cache ) );
+	}
+
+	@Test
+	public void testIsLoadedWithoutReferenceOnKnownClass() {
+		final Author entity = new Author();
+		assertEquals( LoadState.UNKNOWN, PersistenceUtilHelper.isLoadedWithoutReference( entity, "attribute", cache ) );
+	}
+
+	@Test
+	public void testIsLoadedWithReferenceOnUnknownClass() {
+		final Object entity = new Object();
+		assertEquals( LoadState.UNKNOWN, PersistenceUtilHelper.isLoadedWithReference( entity, "attribute", cache ) );
+	}
+
+	@Test
+	public void testIsLoadedWithReferenceOnKnownClass() {
+		final Author entity = new Author();
+		assertEquals( LoadState.UNKNOWN, PersistenceUtilHelper.isLoadedWithReference( entity, "attribute", cache ) );
+	}
+
+	@Override
+	protected Class<?>[] getAnnotatedClasses() {
+		return new Class<?>[] {
+				Author.class,
+				Book.class,
+				CopyrightableContent.class
+		};
+	}
+}