Spring Framework example source code file (PortletRequestDataBinderTests.java)

This example Spring Framework source code file (PortletRequestDataBinderTests.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 - Spring Framework tags/keywords

bean, bindingresult, bindingresult, date, exception, iterator, javabean, mockportletrequest, mockportletrequest, portletrequestdatabinder, portletrequestdatabinder, simpledateformat, string, stringarraypropertyeditor, testbean, testbean, text, util

The Spring Framework PortletRequestDataBinderTests.java source code

/*
 * Copyright 2002-2006 the original author or authors.
 *
 * 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 org.springframework.web.portlet.bind;

import java.beans.PropertyEditorSupport;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Iterator;
import java.util.Set;

import junit.framework.TestCase;

import org.springframework.beans.ITestBean;
import org.springframework.beans.TestBean;
import org.springframework.beans.propertyeditors.CustomDateEditor;
import org.springframework.beans.propertyeditors.StringArrayPropertyEditor;
import org.springframework.core.CollectionFactory;
import org.springframework.mock.web.portlet.MockPortletRequest;
import org.springframework.validation.BindingResult;

/**
 * @author Mark Fisher
 */
public class PortletRequestDataBinderTests extends TestCase {

	public void testSimpleBind() {
		TestBean bean = new TestBean();

		MockPortletRequest request = new MockPortletRequest();
		request.addParameter("age", "35");
		request.addParameter("name", "test");

		PortletRequestDataBinder binder = new PortletRequestDataBinder(bean);
		binder.bind(request);

		assertEquals(35, bean.getAge());
		assertEquals("test", bean.getName());
	}

	public void testNestedBind() {
		TestBean bean = new TestBean();
		bean.setSpouse(new TestBean());

		MockPortletRequest request = new MockPortletRequest();
		request.addParameter("spouse.name", "test");

		PortletRequestDataBinder binder = new PortletRequestDataBinder(bean);
		binder.bind(request);

		assertNotNull(bean.getSpouse());
		assertEquals("test", bean.getSpouse().getName());
	}

	public void testNestedBindWithPropertyEditor() {
		TestBean bean = new TestBean();

		PortletRequestDataBinder binder = new PortletRequestDataBinder(bean);
		binder.registerCustomEditor(ITestBean.class, new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue(new TestBean(text));
			}
		});

		MockPortletRequest request = new MockPortletRequest();
		request.addParameter("spouse", "test");
		request.addParameter("spouse.age", "32");
		binder.bind(request);

		assertNotNull(bean.getSpouse());
		assertEquals("test", bean.getSpouse().getName());
		assertEquals(32, bean.getSpouse().getAge());
	}

	public void testBindingMismatch() {
		TestBean bean = new TestBean();
		bean.setAge(30);

		MockPortletRequest request = new MockPortletRequest();
		request.addParameter("age", "zzz");

		PortletRequestDataBinder binder = new PortletRequestDataBinder(bean);
		binder.bind(request);

		BindingResult error = binder.getBindingResult();
		assertNotNull(error.getFieldError("age"));
		assertEquals("typeMismatch", error.getFieldError("age").getCode());
		assertEquals(30, bean.getAge());
	}

	public void testBindingStringWithCommaSeparatedValue() throws Exception {
	  TestBean bean = new TestBean();

		MockPortletRequest request = new MockPortletRequest();
		request.addParameter("stringArray", "test1,test2");

		PortletRequestDataBinder binder = new PortletRequestDataBinder(bean);
		binder.bind(request);

		assertNotNull(bean.getStringArray());
		assertEquals(1, bean.getStringArray().length);
		assertEquals("test1,test2", bean.getStringArray()[0]);
	}

	public void testBindingStringArrayWithSplitting() {
		TestBean bean = new TestBean();

		MockPortletRequest request = new MockPortletRequest();
		request.addParameter("stringArray", "test1,test2");

		PortletRequestDataBinder binder = new PortletRequestDataBinder(bean);
		binder.registerCustomEditor(String[].class, new StringArrayPropertyEditor());
		binder.bind(request);

		assertNotNull(bean.getStringArray());
		assertEquals(2, bean.getStringArray().length);
		assertEquals("test1", bean.getStringArray()[0]);
		assertEquals("test2", bean.getStringArray()[1]);
	}

	public void testBindingList() {
		TestBean bean = new TestBean();

		MockPortletRequest request = new MockPortletRequest();
		request.addParameter("someList[0]", "test1");
		request.addParameter("someList[1]", "test2");

		PortletRequestDataBinder binder = new PortletRequestDataBinder(bean);
		binder.bind(request);

		assertNotNull(bean.getSomeList());
		assertEquals(2, bean.getSomeList().size());
		assertEquals("test1", bean.getSomeList().get(0));
		assertEquals("test2", bean.getSomeList().get(1));
	}

	public void testBindingMap() {
		TestBean bean = new TestBean();

		MockPortletRequest request = new MockPortletRequest();
		request.addParameter("someMap['key1']", "val1");
		request.addParameter("someMap['key2']", "val2");

		PortletRequestDataBinder binder = new PortletRequestDataBinder(bean);
		binder.bind(request);

		assertNotNull(bean.getSomeMap());
		assertEquals(2, bean.getSomeMap().size());
		assertEquals("val1", bean.getSomeMap().get("key1"));
		assertEquals("val2", bean.getSomeMap().get("key2"));
	}

	public void testBindingSet() {
		TestBean bean = new TestBean();
		Set set = CollectionFactory.createLinkedSetIfPossible(2);
		set.add(new TestBean("test1"));
		set.add(new TestBean("test2"));
		bean.setSomeSet(set);

		MockPortletRequest request = new MockPortletRequest();
		request.addParameter("someSet[0].age", "35");
		request.addParameter("someSet[1].age", "36");

		PortletRequestDataBinder binder = new PortletRequestDataBinder(bean);
		binder.bind(request);

		assertNotNull(bean.getSomeSet());
		assertEquals(2, bean.getSomeSet().size());

		Iterator iter = bean.getSomeSet().iterator();

		TestBean bean1 = (TestBean) iter.next();
		assertEquals("test1", bean1.getName());
		assertEquals(35, bean1.getAge());

		TestBean bean2 = (TestBean) iter.next();
		assertEquals("test2", bean2.getName());
		assertEquals(36, bean2.getAge());
	}

	public void testBindingDate() throws Exception {
		TestBean bean = new TestBean();
		SimpleDateFormat dateFormat = new SimpleDateFormat("dd-MM-yyyy");
		Date expected = dateFormat.parse("06-03-2006");

		MockPortletRequest request = new MockPortletRequest();
		request.addParameter("date", "06-03-2006");

		PortletRequestDataBinder binder = new PortletRequestDataBinder(bean);
		binder.registerCustomEditor(Date.class, new CustomDateEditor(dateFormat, false));
		binder.bind(request);

		assertEquals(expected, bean.getDate());
	}

	public void testBindingFailsWhenMissingRequiredParam() {
		TestBean bean = new TestBean();
		PortletRequestDataBinder binder = new PortletRequestDataBinder(bean);
		binder.setRequiredFields(new String[] {"age", "name"});

		MockPortletRequest request = new MockPortletRequest();
		request.addParameter("age", "35");
		binder.bind(request);

		BindingResult error = binder.getBindingResult();
		assertNotNull(error.getFieldError("name"));
		assertEquals("required", error.getFieldError("name").getCode());
	}

	public void testBindingExcludesDisallowedParam() {
		TestBean bean = new TestBean();
		PortletRequestDataBinder binder = new PortletRequestDataBinder(bean);
		binder.setAllowedFields(new String[] {"age"});

		MockPortletRequest request = new MockPortletRequest();
		request.addParameter("age", "35");
		request.addParameter("name", "test");
		binder.bind(request);

		assertEquals(35, bean.getAge());
		assertNull(bean.getName());
	}

}