/*******************************************************************************
 * Copyright 2017 Graz University of Technology
 * EAAF-Core Components has been developed in a cooperation between EGIZ,  
 * A-SIT+, A-SIT, and Graz University of Technology.
 *
 * Licensed under the EUPL, Version 1.2 or - as soon they will be approved by
 * the European Commission - subsequent versions of the EUPL (the "Licence");
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at:
 * https://joinup.ec.europa.eu/news/understanding-eupl-v12
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions and
 * limitations under the Licence.
 *
 * This product combines work with different licenses. See the "NOTICE" text
 * file for details on the various modules and licenses.
 * The "NOTICE" text file is part of the distribution. Any derivative works
 * that you distribute must include a readable copy of the "NOTICE" text file.
 *******************************************************************************/
/*******************************************************************************
 *******************************************************************************/
/*******************************************************************************
 *******************************************************************************/
package at.gv.egiz.eaaf.core.impl.idp.process.spring.test;

import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import at.gv.egiz.eaaf.core.api.idp.process.ExpressionEvaluator;

/**
 * Tests the {@link ExpressionEvaluator} using a Spring EL based implementation capable of dereferencing Spring beans.
 * 
 * @author tknall
 * 
 */
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration("/process/spring/test/SpringExpressionEvaluatorTest-context.xml")
public class SpringExpressionEvaluatorTest {

	private ExpressionContextAdapter ctx;

	@Autowired 
	private ExpressionEvaluator expressionEvaluator;

	@Before
	public void prepareTest() {
		ctx = new ExpressionContextAdapter();
	}

	@Test
	public void testEvaluateSimpleExpression() {
		assertTrue(expressionEvaluator.evaluate(ctx, "'true'"));
	}

	@Test
	public void testEvaluateExpressionWithCtx() {
		ctx.put("myProperty", false);
		assertFalse(expressionEvaluator.evaluate(ctx, "ctx['myProperty']"));
	}

//	@Test
	public void testEvaluateExpressionWithBeanReference() {
		assertTrue(expressionEvaluator.evaluate(ctx, "@simplePojo.booleanValue"));
		assertTrue(expressionEvaluator.evaluate(ctx, "'HelloWorld'.equals(@simplePojo.stringValue)"));
		assertTrue(expressionEvaluator.evaluate(ctx, "@simplePojo.integerValue == 42"));
		assertTrue(expressionEvaluator.evaluate(ctx, "@simplePojo.stringValue.length() == 10"));
	}

}