Struts example source code file (StringLengthFieldValidatorTest.java)

This example Struts source code file (StringLengthFieldValidatorTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Struts tags/keywords

actionsupport, delegatingvalidatorcontext, exception, exception, internalactionsupport, internalactionsupport, override, string, string, stringlengthfieldvalidator, stringlengthfieldvalidator, stringlengthfieldvalidatortest, xworktestcase

The Struts StringLengthFieldValidatorTest.java source code

/*
 * Copyright 2002-2006,2009 The Apache Software Foundation.
 * 
 * Licensed 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 com.opensymphony.xwork2.validator;

import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;
import com.opensymphony.xwork2.XWorkTestCase;
import com.opensymphony.xwork2.validator.validators.StringLengthFieldValidator;

/**
 * 
 * @author tm_jee
 * @version $Date: 2009-12-27 19:18:29 +0100 (Sun, 27 Dec 2009) $ $Id: StringLengthFieldValidatorTest.java 894090 2009-12-27 18:18:29Z martinc $
 */
public class StringLengthFieldValidatorTest extends XWorkTestCase {

	protected InternalActionSupport action;
	protected StringLengthFieldValidator validator;
	
	public void testStringLengthEmptyNoTrim1() throws Exception {
		action.setMyField("");
		
		validator.setTrim(false);
		validator.validate(action);
		
		assertEquals(action.getMyField(), "");
		assertFalse(action.hasFieldErrors());
	}
	
	public void testStringLengthNullNoTrim() throws Exception {
		action.setMyField(null);

		validator.setTrim(false);
		validator.validate(action);
		
		assertEquals(action.getMyField(), null);
		assertFalse(action.hasFieldErrors());
	}
	
	public void testStringLengthEmptyTrim1() throws Exception {
		action.setMyField("   ");
		
		validator.setTrim(true);
		validator.validate(action);
		
		assertEquals(action.getMyField(), "   ");
		assertFalse(action.hasFieldErrors());
	}
	
	public void testStringLengthEmptyNoTrim2() throws Exception {
		action.setMyField("          ");
		
		validator.setTrim(false);
		validator.validate(action);
		
		assertEquals(action.getMyField(), "          ");
		assertTrue(action.hasFieldErrors());
	}
	
	
	public void testStringLengthNullTrim() throws Exception {
		action.setMyField(null);

		validator.setTrim(true);
		validator.validate(action);
		
		assertEquals(action.getMyField(), null);
		assertFalse(action.hasFieldErrors());
	}
	
	public void testInvalidStringLengthNoTrim() throws Exception {
		action.setMyField("abcdefghijklmn");
		
		validator.setTrim(false);
		validator.validate(action);
		
		assertEquals(action.getMyField(), "abcdefghijklmn");
		assertTrue(action.hasFieldErrors());
	}
	
	public void testInvalidStringLengthTrim() throws Exception {
		action.setMyField("abcdefghijklmn   ");
		
		validator.setTrim(true);
		validator.validate(action);
		
		assertEquals(action.getMyField(), "abcdefghijklmn   ");
		assertTrue(action.hasFieldErrors());
	}
	
	public void testValidStringLengthNoTrim() throws Exception {
		action.setMyField("   ");
		
		validator.setTrim(false);
		validator.validate(action);
		
		assertEquals(action.getMyField(), "   ");
		assertFalse(action.hasFieldErrors());
	}
	
	public void testValidStringLengthTrim() throws Exception {
		action.setMyField("asd          ");
		
		validator.setTrim(true);
		validator.validate(action);
		
		assertEquals(action.getMyField(), "asd          ");
		assertFalse(action.hasFieldErrors());
	}
	
	
	@Override
	protected void setUp() throws Exception {
		super.setUp();
		action = new InternalActionSupport();
		validator = new StringLengthFieldValidator();
		validator.setFieldName("myField");
		validator.setMessageKey("error");
		validator.setValidatorContext(new DelegatingValidatorContext(action));
		validator.setMaxLength(5);
		validator.setMinLength(2);
        validator.setValueStack(ActionContext.getContext().getValueStack());
    }
	
	
	@Override
	protected void tearDown() throws Exception {
		super.tearDown();
		action = null;
		validator = null;
	}
	
	public static class InternalActionSupport extends ActionSupport {

		private static final long serialVersionUID = 1L;
		
		private String myField;
		public String getMyField() { return this.myField; }
		public void setMyField(String myField) { this.myField = myField; }
	}
}