impl/src/test/java/jakarta/faces/convert/MessageUtilsTest.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
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 */
package jakarta.faces.convert;

import jakarta.el.ValueExpression;
import jakarta.faces.component.html.HtmlInputText;
import org.apache.myfaces.core.api.shared.MessageUtils;

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;

public class MessageUtilsTest extends AbstractFacesTestCase
{

    @Test
    public void testGetLabelFromAttributesMap()
    {
        HtmlInputText inputText = new HtmlInputText();
        inputText.getAttributes().put("label", "testLabel");
        Object label = MessageUtils.getLabel(facesContext, inputText);
        Assertions.assertEquals("testLabel", label);
    }

    @Test
    public void testGetLabelFromValueExpression()
    {
        facesContext.getExternalContext().getRequestMap().put("lbl", "testLabel");
        HtmlInputText inputText = new HtmlInputText();
        ValueExpression expression = new MockValueExpression("#{requestScope.lbl}", String.class);
        inputText.setValueExpression("label", expression);

        Object label = MessageUtils.getLabel(facesContext, inputText);
        Assertions.assertEquals("testLabel", label);
    }

    @Test
    public void testGetLabelReturnsClientIdWhenLabelIsNotSpecified()
    {
        HtmlInputText inputText = new HtmlInputText();
        inputText.setId("testId");
        Object label = MessageUtils.getLabel(facesContext, inputText);
        Assertions.assertEquals("testId", label);
    }
}