/*
* Copyright 2002-2014 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.validation;
import java.beans.PropertyEditorSupport;
import java.util.Map;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.springframework.beans.MutablePropertyValues;
import org.springframework.beans.NotWritablePropertyException;
import org.springframework.beans.NullValueInNestedPathException;
import org.springframework.beans.PropertyValue;
import org.springframework.tests.sample.beans.FieldAccessBean;
import org.springframework.tests.sample.beans.TestBean;
import static org.junit.Assert.*;
/**
* @author Juergen Hoeller
* @author Stephane Nicoll
* @since 07.03.2006
*/
public class DataBinderFieldAccessTests {
@Rule
public final ExpectedException thrown = ExpectedException.none();
@Test
public void bindingNoErrors() throws Exception {
FieldAccessBean rod = new FieldAccessBean();
DataBinder binder = new DataBinder(rod, "person");
assertTrue(binder.isIgnoreUnknownFields());
binder.initDirectFieldAccess();
MutablePropertyValues pvs = new MutablePropertyValues();
pvs.addPropertyValue(new PropertyValue("name", "Rod"));
pvs.addPropertyValue(new PropertyValue("age", new Integer(32)));
pvs.addPropertyValue(new PropertyValue("nonExisting", "someValue"));
binder.bind(pvs);
binder.close();
assertTrue("changed name correctly", rod.getName().equals("Rod"));
assertTrue("changed age correctly", rod.getAge() == 32);
Map<?, ?> m = binder.getBindingResult().getModel();
assertTrue("There is one element in map", m.size() == 2);
FieldAccessBean tb = (FieldAccessBean) m.get("person");
assertTrue("Same object", tb.equals(rod));
}
@Test
public void bindingNoErrorsNotIgnoreUnknown() throws Exception {
FieldAccessBean rod = new FieldAccessBean();
DataBinder binder = new DataBinder(rod, "person");
binder.initDirectFieldAccess();
binder.setIgnoreUnknownFields(false);
MutablePropertyValues pvs = new MutablePropertyValues();
pvs.addPropertyValue(new PropertyValue("name", "Rod"));
pvs.addPropertyValue(new PropertyValue("age", new Integer(32)));
pvs.addPropertyValue(new PropertyValue("nonExisting", "someValue"));
try {
binder.bind(pvs);
fail("Should have thrown NotWritablePropertyException");
}
catch (NotWritablePropertyException ex) {
// expected
}
}
@Test
public void bindingWithErrors() throws Exception {
FieldAccessBean rod = new FieldAccessBean();
DataBinder binder = new DataBinder(rod, "person");
binder.initDirectFieldAccess();
MutablePropertyValues pvs = new MutablePropertyValues();
pvs.addPropertyValue(new PropertyValue("name", "Rod"));
pvs.addPropertyValue(new PropertyValue("age", "32x"));
binder.bind(pvs);
try {
binder.close();
fail("Should have thrown BindException");
}
catch (BindException ex) {
assertTrue("changed name correctly", rod.getName().equals("Rod"));
//assertTrue("changed age correctly", rod.getAge() == 32);
Map<?, ?> map = binder.getBindingResult().getModel();
//assertTrue("There are 3 element in map", m.size() == 1);
FieldAccessBean tb = (FieldAccessBean) map.get("person");
assertTrue("Same object", tb.equals(rod));
BindingResult br = (BindingResult) map.get(BindingResult.MODEL_KEY_PREFIX + "person");
assertTrue("Added itself to map", br == binder.getBindingResult());
assertTrue(br.hasErrors());
assertTrue("Correct number of errors", br.getErrorCount() == 1);
assertTrue("Has age errors", br.hasFieldErrors("age"));
assertTrue("Correct number of age errors", br.getFieldErrorCount("age") == 1);
assertEquals("32x", binder.getBindingResult().getFieldValue("age"));
assertEquals("32x", binder.getBindingResult().getFieldError("age").getRejectedValue());
assertEquals(0, tb.getAge());
}
}
@Test
public void nestedBindingWithDefaultConversionNoErrors() throws Exception {
FieldAccessBean rod = new FieldAccessBean();
DataBinder binder = new DataBinder(rod, "person");
assertTrue(binder.isIgnoreUnknownFields());
binder.initDirectFieldAccess();
MutablePropertyValues pvs = new MutablePropertyValues();
pvs.addPropertyValue(new PropertyValue("spouse.name", "Kerry"));
pvs.addPropertyValue(new PropertyValue("spouse.jedi", "on"));
binder.bind(pvs);
binder.close();
assertEquals("Kerry", rod.getSpouse().getName());
assertTrue((rod.getSpouse()).isJedi());
}
@Test
public void nestedBindingWithDisabledAutoGrow() throws Exception {
FieldAccessBean rod = new FieldAccessBean();
DataBinder binder = new DataBinder(rod, "person");
binder.setAutoGrowNestedPaths(false);
binder.initDirectFieldAccess();
MutablePropertyValues pvs = new MutablePropertyValues();
pvs.addPropertyValue(new PropertyValue("spouse.name", "Kerry"));
thrown.expect(NullValueInNestedPathException.class);
binder.bind(pvs);
}
@Test
public void bindingWithErrorsAndCustomEditors() throws Exception {
FieldAccessBean rod = new FieldAccessBean();
DataBinder binder = new DataBinder(rod, "person");
binder.initDirectFieldAccess();
binder.registerCustomEditor(TestBean.class, "spouse", new PropertyEditorSupport() {
@Override
public void setAsText(String text) throws IllegalArgumentException {
setValue(new TestBean(text, 0));
}
@Override
public String getAsText() {
return ((TestBean) getValue()).getName();
}
});
MutablePropertyValues pvs = new MutablePropertyValues();
pvs.addPropertyValue(new PropertyValue("name", "Rod"));
pvs.addPropertyValue(new PropertyValue("age", "32x"));
pvs.addPropertyValue(new PropertyValue("spouse", "Kerry"));
binder.bind(pvs);
try {
binder.close();
fail("Should have thrown BindException");
}
catch (BindException ex) {
assertTrue("changed name correctly", rod.getName().equals("Rod"));
//assertTrue("changed age correctly", rod.getAge() == 32);
Map<?, ?> model = binder.getBindingResult().getModel();
//assertTrue("There are 3 element in map", m.size() == 1);
FieldAccessBean tb = (FieldAccessBean) model.get("person");
assertTrue("Same object", tb.equals(rod));
BindingResult br = (BindingResult) model.get(BindingResult.MODEL_KEY_PREFIX + "person");
assertTrue("Added itself to map", br == binder.getBindingResult());
assertTrue(br.hasErrors());
assertTrue("Correct number of errors", br.getErrorCount() == 1);
assertTrue("Has age errors", br.hasFieldErrors("age"));
assertTrue("Correct number of age errors", br.getFieldErrorCount("age") == 1);
assertEquals("32x", binder.getBindingResult().getFieldValue("age"));
assertEquals("32x", binder.getBindingResult().getFieldError("age").getRejectedValue());
assertEquals(0, tb.getAge());
assertTrue("Does not have spouse errors", !br.hasFieldErrors("spouse"));
assertEquals("Kerry", binder.getBindingResult().getFieldValue("spouse"));
assertNotNull(tb.getSpouse());
}
}
}