FormTestCase.java

/**
 * Copyright 2005-2014 Restlet
 * 
 * The contents of this file are subject to the terms of one of the following
 * open source licenses: Apache 2.0 or or EPL 1.0 (the "Licenses"). You can
 * select the license that you prefer but you may not use this file except in
 * compliance with one of these Licenses.
 * 
 * You can obtain a copy of the Apache 2.0 license at
 * http://www.opensource.org/licenses/apache-2.0
 * 
 * You can obtain a copy of the EPL 1.0 license at
 * http://www.opensource.org/licenses/eclipse-1.0
 * 
 * See the Licenses for the specific language governing permissions and
 * limitations under the Licenses.
 * 
 * Alternatively, you can obtain a royalty free commercial license with less
 * limitations, transferable or non-transferable, directly at
 * http://restlet.com/products/restlet-framework
 * 
 * Restlet is a registered trademark of Restlet S.A.S.
 */

package org.restlet.test.data;

import java.io.IOException;

import org.restlet.data.CharacterSet;
import org.restlet.data.Form;
import org.restlet.engine.util.FormReader;
import org.restlet.test.RestletTestCase;

/**
 * Unit tests for the {@link Form} class.
 * 
 * @author Jerome Louvel
 */
public class FormTestCase extends RestletTestCase {

    public void testParsing() throws IOException {
        Form form = new Form();
        form.add("name", "John D. Mitchell");
        form.add("email", "john@bob.net");
        form.add("email2", "joe@bob.net");

        String query = form.encode(CharacterSet.UTF_8);
        Form newForm = new FormReader(query, CharacterSet.UTF_8, '&').read();
        String newQuery = newForm.encode(CharacterSet.UTF_8);

        assertEquals(query, newQuery);
    }

    public void testEmptyParameter() throws IOException {
        // Manual construction of form
        Form form = new Form();
        form.add("normalParam", "abcd");
        form.add("emptyParam", "");
        form.add("nullParam", null);

        assertEquals(3, form.size());
        assertEquals("abcd", form.getFirstValue("normalParam"));
        assertEquals("", form.getFirstValue("emptyParam"));
        assertNull(form.getFirstValue("nullParam"));
        assertNull(form.getFirstValue("unknownParam"));

        // Construction of form via URI query parsing
        form = new Form("normalParam=abcd&emptyParam=&nullParam");
        assertEquals(3, form.size());
        assertEquals("abcd", form.getFirstValue("normalParam"));
        assertEquals("", form.getFirstValue("emptyParam"));
        assertNull(form.getFirstValue("nullParam"));
        assertNull(form.getFirstValue("unknownParam"));
    }

}