/*
* 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 jakarta.el;
import java.util.List;
import jakarta.el.TesterEvaluationListener.Pair;
import org.junit.Assert ;
import org.junit.Test;
public class TestELContext {
/**
* Tests that a null key results in an NPE as per EL Javadoc .
*/
@Test(expected = NullPointerException.class )
public void testGetContext() {
ELContext elContext = new TesterELContext();
elContext.getContext(null );
}
/**
* Tests that a null key results in an NPE as per EL Javadoc .
*/
@Test(expected = NullPointerException.class )
public void testPutContext01() {
ELContext elContext = new TesterELContext();
elContext.putContext(null , new Object());
}
/**
* Tests that a null context results in an NPE as per EL Javadoc .
*/
@Test(expected = NullPointerException.class )
public void testPutContext02() {
ELContext elContext = new TesterELContext();
elContext.putContext(Object.class , null );
}
/**
* Tests that the context object will be added to the map with context objects . The key is used as unique identifier
* of the context object in the map .
*/
@Test
public void testPutContext03() {
ELContext elContext = new TesterELContext();
Assert .assertNull(elContext.getContext(String.class ));
elContext.putContext(String.class , "test" );
Assert .assertEquals("test" , elContext.getContext(String.class ));
elContext.putContext(String.class , "test1" );
Assert .assertEquals("test1" , elContext.getContext(String.class ));
}
/**
* Tests that propertyResolved will be set to true and the corresponding listeners will be notified .
*/
@Test
public void testSetPropertyResolved() {
ELContext elContext = new TesterELContext();
TesterEvaluationListener listener = new TesterEvaluationListener();
elContext.addEvaluationListener(listener);
TesterBean bean = new TesterBean("test" );
elContext.setPropertyResolved(bean, "name" );
Assert .assertTrue(elContext.isPropertyResolved());
List<Pair> events = listener.getResolvedProperties();
Assert .assertEquals(1 , events.size());
Pair p = events.get(0 );
Assert .assertEquals(bean, p.getBase());
Assert .assertEquals("name" , p.getProperty());
}
/**
* Tests that the corresponding listeners will be notified .
*/
@Test
public void testNotifyBeforeEvaluation() {
ELContext elContext = new TesterELContext();
TesterEvaluationListener listener = new TesterEvaluationListener();
elContext.addEvaluationListener(listener);
elContext.notifyBeforeEvaluation("before" );
List<String> events = listener.getBeforeEvaluationExpressions();
Assert .assertEquals(1 , events.size());
Assert .assertEquals("before" , events.get(0 ));
}
/**
* Tests that the corresponding listeners will be notified .
*/
@Test
public void testNotifyAfterEvaluation() {
ELContext elContext = new TesterELContext();
TesterEvaluationListener listener = new TesterEvaluationListener();
elContext.addEvaluationListener(listener);
elContext.notifyAfterEvaluation("after" );
List<String> events = listener.getAfterEvaluationExpressions();
Assert .assertEquals(1 , events.size());
Assert .assertEquals("after" , events.get(0 ));
}
/**
* Tests not compatible object and type .
*/
@Test(expected = ELException.class )
public void testConvertToType01() {
ELContext elContext = new TesterELContext();
elContext.convertToType("test" , Integer.class );
}
/**
* Tests that if there is no ELResolver the standard coercions will be invoked .
*/
@Test
public void testConvertToType02() {
ELContext elContext = new TesterELContext();
boolean originalPropertyResolved = false ;
elContext.setPropertyResolved(originalPropertyResolved);
Object result = elContext.convertToType("test" , String.class );
Assert .assertEquals("test" , result);
Assert .assertTrue(originalPropertyResolved == elContext.isPropertyResolved());
}
/**
* Tests that if there is ELResolver it will handle the conversion . If this resolver cannot return a result the
* standard coercions will be invoked .
*/
@Test
public void testConvertToType03() {
ELContext elContext = new TesterELContext(new TesterELResolverOne());
boolean originalPropertyResolved = false ;
elContext.setPropertyResolved(originalPropertyResolved);
Object result = elContext.convertToType("1" , String.class );
Assert .assertEquals("ONE" , result);
Assert .assertTrue(originalPropertyResolved == elContext.isPropertyResolved());
result = elContext.convertToType("test" , String.class );
Assert .assertEquals("test" , result);
Assert .assertTrue(originalPropertyResolved == elContext.isPropertyResolved());
}
}
Messung V0.5 in Prozent C=93 H=97 G=94
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-09-28)
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