/**
* Copyright (C) 2009-2010 Wilfred Springer
*
* This file is part of Preon.
*
* Preon is free software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation; either version 2, or (at your option) any later version.
*
* Preon 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* Preon; see the file COPYING. If not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Linking this library statically or dynamically with other modules is making a
* combined work based on this library. Thus, the terms and conditions of the
* GNU General Public License cover the whole combination.
*
* As a special exception, the copyright holders of this library give you
* permission to link this library with independent modules to produce an
* executable, regardless of the license terms of these independent modules, and
* to copy and distribute the resulting executable under terms of your choice,
* provided that you also meet, for each linked independent module, the terms
* and conditions of the license of that module. An independent module is a
* module which is not derived from or based on this library. If you modify this
* library, you may extend this exception to your version of the library, but
* you are not obligated to do so. If you do not wish to do so, delete this
* exception statement from your version.
*/
package org.codehaus.preon.el.ctx;
import static org.junit.Assert.*;
import org.codehaus.preon.el.BindingException;
import org.codehaus.preon.el.Document;
import org.codehaus.preon.el.Reference;
import org.codehaus.preon.el.ReferenceContext;
import org.codehaus.preon.el.util.StringBuilderDocument;
import java.util.Date;
import org.junit.Before;
import org.junit.Test;
import static org.easymock.EasyMock.*;
/**
* A collection of tests for the {@link MultiReference}.
*
* @author Wilfred Springer (wis)
*
*/
public class MultiReferenceTest {
private Reference reference1;
private Reference reference2;
private Reference reference3;
private ReferenceContext context;
@Before
public void setUp() {
this.reference1 = createMock(Reference.class);
this.reference2 = createMock(Reference.class);
this.reference3 = createMock(Reference.class);
this.context = createMock(ReferenceContext.class);
}
@Test
public void testResolution() {
Object runtimeContext = new Object();
Object result = new Object();
expect(reference1.getReferenceContext()).andReturn(context);
expect(reference2.getReferenceContext()).andReturn(context);
expect(reference1.resolve(runtimeContext)).andReturn(result);
expect(reference1.getType()).andReturn(String.class);
expect(reference2.getType()).andReturn(Date.class);
replay(reference1, reference2);
MultiReference multi = new MultiReference(reference1, reference2);
assertEquals(result, multi.resolve(runtimeContext));
verify(reference1, reference2);
}
@Test
public void testResolution2ndAttempt() {
Object runtimeContext = new Object();
Object result = new Object();
expect(reference1.getReferenceContext()).andReturn(context);
expect(reference2.getReferenceContext()).andReturn(context);
expect(reference1.resolve(runtimeContext)).andThrow(new BindingException("Not found."));
expect(reference2.resolve(runtimeContext)).andReturn(result);
expect(reference1.getType()).andReturn(String.class);
expect(reference2.getType()).andReturn(String.class);
replay(reference1, reference2);
MultiReference multi = new MultiReference(reference1, reference2);
assertEquals(result, multi.resolve(runtimeContext));
verify(reference1, reference2);
}
@Test(expected=BindingException.class)
public void testFailedResolution() {
Object runtimeContext = new Object();
Object result = new Object();
expect(reference1.getReferenceContext()).andReturn(context);
expect(reference2.getReferenceContext()).andReturn(context);
expect(reference1.getType()).andReturn(String.class);
expect(reference2.getType()).andReturn(String.class);
expect(reference1.resolve(runtimeContext)).andThrow(new BindingException("Not found."));
expect(reference2.resolve(runtimeContext)).andThrow(new BindingException("Not found."));
replay(reference1, reference2);
MultiReference multi = new MultiReference(reference1, reference2);
try {
multi.resolve(runtimeContext);
} finally {
verify(reference1, reference2);
}
}
@Test
public void testSelectIndex() {
String index = "pi";
Reference selected1 = createMock(Reference.class);
Reference selected2 = createMock(Reference.class);
expect(reference1.getReferenceContext()).andReturn(context);
expect(reference2.getReferenceContext()).andReturn(context);
expect(reference1.getType()).andReturn(String.class);
expect(reference2.getType()).andReturn(String.class);
expect(selected1.getType()).andReturn(String.class);
expect(selected2.getType()).andReturn(String.class);
expect(reference1.selectItem(index)).andReturn(selected1);
expect(reference2.selectItem(index)).andReturn(selected2);
expect(selected1.getReferenceContext()).andReturn(context);
expect(selected2.getReferenceContext()).andReturn(context);
replay(reference1, reference2, selected1, selected2);
MultiReference multi = new MultiReference(reference1, reference2);
assertNotNull(multi.selectItem(index));
verify(reference1, reference2, selected1, selected2);
}
@Test
public void testSelectProperty() {
String propertyName = "pi";
Reference selected1 = createMock(Reference.class);
Reference selected2 = createMock(Reference.class);
expect(reference1.getType()).andReturn(String.class);
expect(reference2.getType()).andReturn(String.class);
expect(selected1.getType()).andReturn(String.class);
expect(selected2.getType()).andReturn(String.class);
expect(reference1.getReferenceContext()).andReturn(context);
expect(reference2.getReferenceContext()).andReturn(context);
expect(reference1.selectAttribute(propertyName)).andReturn(selected1);
expect(reference2.selectAttribute(propertyName)).andReturn(selected2);
expect(selected1.getReferenceContext()).andReturn(context);
expect(selected2.getReferenceContext()).andReturn(context);
replay(reference1, reference2, selected1, selected2);
MultiReference multi = new MultiReference(reference1, reference2);
assertNotNull(multi.selectAttribute(propertyName));
verify(reference1, reference2, selected1, selected2);
}
@Test
public void testSelectNonExistingProperty() {
StringBuilder builder = new StringBuilder();
Document document = new StringBuilderDocument(builder);
String propertyName = "pi";
Reference selected1 = createMock(Reference.class);
Reference selected2 = createMock(Reference.class);
expect(reference1.getType()).andReturn(String.class);
expect(reference2.getType()).andReturn(String.class);
expect(selected1.getType()).andReturn(String.class);
expect(reference1.getReferenceContext()).andReturn(context);
expect(reference2.getReferenceContext()).andReturn(context);
expect(reference1.selectAttribute(propertyName)).andReturn(selected1);
expect(reference2.selectAttribute(propertyName)).andThrow(new BindingException("No property pi"));
selected1.document(document);
expect(selected1.getReferenceContext()).andReturn(context);
replay(reference1, reference2, selected1, selected2);
MultiReference multi = new MultiReference(reference1, reference2);
Reference selected = multi.selectAttribute(propertyName);
assertNotNull(selected);
selected.document(document);
verify(reference1, reference2, selected1, selected2);
}
@Test
public void testNarrow() {
StringBuilder builder = new StringBuilder();
Document document = new StringBuilderDocument(builder);
String propertyName = "pi";
expect(reference1.narrow(String.class)).andReturn(reference1);
expect(reference2.narrow(String.class)).andReturn(reference2);
expect(reference1.getType()).andReturn(String.class).times(2);
expect(reference2.getType()).andReturn(String.class).times(2);
expect(reference1.getReferenceContext()).andReturn(context).times(2);
expect(reference2.getReferenceContext()).andReturn(context).times(2);
replay(reference1, reference2, context);
MultiReference multi = new MultiReference(reference1, reference2);
multi.narrow(String.class);
verify(reference1, reference2, context);
}
@Test
public void testNarrowPartly() {
StringBuilder builder = new StringBuilder();
Document document = new StringBuilderDocument(builder);
String propertyName = "pi";
expect(reference1.narrow(String.class)).andReturn(reference1);
expect(reference2.narrow(String.class)).andReturn(null);
expect(reference1.getType()).andReturn(String.class).times(2);
expect(reference2.getType()).andReturn(String.class).times(1);
expect(reference1.getReferenceContext()).andReturn(context).times(2);
expect(reference2.getReferenceContext()).andReturn(context).times(1);
replay(reference1, reference2, context);
MultiReference multi = new MultiReference(reference1, reference2);
multi.narrow(String.class);
verify(reference1, reference2, context);
}
@Test
public void testDocumentation() {
StringBuilderDocument document = new StringBuilderDocument();
expect(reference1.getReferenceContext()).andReturn(context);
expect(reference2.getReferenceContext()).andReturn(context);
expect(reference3.getReferenceContext()).andReturn(context);
expect(reference1.getType()).andReturn(String.class);
expect(reference2.getType()).andReturn(String.class);
expect(reference3.getType()).andReturn(String.class);
reference1.document(document);
reference2.document(document);
reference3.document(document);
replay(reference1, reference2, reference3);
MultiReference multi = new MultiReference(reference1, reference2, reference3);
multi.document(document);
System.out.println(document.toString());
verify(reference1, reference2, reference3);
}
}