/*******************************************************************************
 * Copyright (c) 2007, 2011 Oracle. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0, which accompanies this distribution
 * and is available at http://www.eclipse.org/legal/epl-v10.html.
 * 
 * Contributors:
 *     Oracle - initial API and implementation
 ******************************************************************************/
package org.eclipse.jpt.jpa.core.tests.internal.resource.java;

import java.util.Iterator;
import org.eclipse.jdt.core.ICompilationUnit;
import org.eclipse.jpt.common.core.resource.java.JavaResourceType;
import org.eclipse.jpt.common.utility.internal.iterators.ArrayIterator;
import org.eclipse.jpt.jpa.core.resource.java.JPA;
import org.eclipse.jpt.jpa.core.resource.java.NamedQueryAnnotation;
import org.eclipse.jpt.jpa.core.resource.java.QueryHintAnnotation;

@SuppressWarnings("nls")
public class QueryHintTests extends JpaJavaResourceModelTestCase {

	private static final String QUERY_HINT_NAME = "myHint";
	private static final String QUERY_HINT_VALUE = "myValue";
	
	public QueryHintTests(String name) {
		super(name);
	}
	
	private ICompilationUnit createTestNamedQueryWithQueryHints() throws Exception {
		return this.createTestType(new DefaultAnnotationWriter() {
			@Override
			public Iterator<String> imports() {
				return new ArrayIterator<String>(JPA.NAMED_QUERY, JPA.QUERY_HINT);
			}
			@Override
			public void appendTypeAnnotationTo(StringBuilder sb) {
				sb.append("@NamedQuery(hints = {@QueryHint(name = \"" + QUERY_HINT_NAME + "\", value = \"" + QUERY_HINT_VALUE + "\"), @QueryHint})");
			}
		});
	}

	public void testGetName() throws Exception {
		ICompilationUnit cu = this.createTestNamedQueryWithQueryHints();
		JavaResourceType resourceType = buildJavaResourceType(cu); 
		
		NamedQueryAnnotation namedQuery = (NamedQueryAnnotation) resourceType.getAnnotation(0, JPA.NAMED_QUERY);
		QueryHintAnnotation queryHint = namedQuery.hintAt(0);
		assertEquals(QUERY_HINT_NAME, queryHint.getName());
	}

	public void testSetName() throws Exception {
		ICompilationUnit cu = this.createTestNamedQueryWithQueryHints();
		JavaResourceType resourceType = buildJavaResourceType(cu); 
		
		NamedQueryAnnotation namedQuery = (NamedQueryAnnotation) resourceType.getAnnotation(0, JPA.NAMED_QUERY);
		QueryHintAnnotation queryHint = namedQuery.hintAt(0);
		assertEquals(QUERY_HINT_NAME, queryHint.getName());
		
		queryHint.setName("foo");
		assertEquals("foo", queryHint.getName());
		
		assertSourceContains("@QueryHint(name = \"foo\", value = \"" + QUERY_HINT_VALUE + "\")", cu);
	}
}