impl/src/test/java/jakarta/faces/component/UISelectItemsTest.java

/*
 * 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.faces.component;

import org.apache.myfaces.core.api.shared.SelectItemsIterator;
import java.util.ArrayList;
import java.util.List;

import jakarta.el.ValueExpression;

import org.apache.myfaces.test.base.junit.AbstractFacesTestCase;
import org.apache.myfaces.test.el.MockValueExpression;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;

/**
 * Tests for UISelectItems.
 */
public class UISelectItemsTest extends AbstractFacesTestCase
{

    @Test
    public void testStringListAsValue() 
    {
        List<String> value = new ArrayList<String>();
        value.add("#1");
        value.add("#2");
        value.add("#3");
        
        UISelectItems selectItems = new UISelectItems();
        selectItems.setValue(value);
        selectItems.getAttributes().put("var", "item");
        ValueExpression itemValue = new MockValueExpression("#{item}", Object.class);
        selectItems.setValueExpression("itemValue" , itemValue);
        
        UISelectOne selectOne = new UISelectOne();
        selectOne.getChildren().add(selectItems);
        
        SelectItemsIterator iter = new SelectItemsIterator(selectOne, facesContext);
        List<String> options = new ArrayList<String>();
        while(iter.hasNext())
        {
            options.add((String) iter.next().getValue());
        }
        
        Assertions.assertEquals(value, options);
    }
    
    @Test
    public void testPrimitiveArrayAsValue()
    {
        int[] value = new int[3];
        value[0] = 1;
        value[1] = 2;
        value[2] = 3;
        
        UISelectItems selectItems = new UISelectItems();
        selectItems.setValue(value);
        selectItems.getAttributes().put("var", "item");
        ValueExpression itemValue = new MockValueExpression("#{item}", Object.class);
        selectItems.setValueExpression("itemValue" , itemValue);
        
        UISelectOne selectOne = new UISelectOne();
        selectOne.getChildren().add(selectItems);
        
        SelectItemsIterator iter = new SelectItemsIterator(selectOne, facesContext);
        int[] options = new int[3];
        for (int i = 0; i < 3; i++)
        {
            options[i] = (Integer) iter.next().getValue();
            
            // test equality
            Assertions.assertEquals(value[i], options[i]);
        }
    }
}