/*
* 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 under the License.
*/
package org.apache.commons.beanutils;
import java.util.HashMap;
import java.util.TreeMap;
import java.util.ArrayList;
import java.util.LinkedList;
import java.lang.reflect.InvocationTargetException;
import junit.framework.TestCase;
import junit.framework.Test;
import junit.framework.TestSuite;
/**
* <p>Test Case for the <code>LazyDynaBean</code> implementation class.</p>
*
* @author Niall Pemberton
*/
public class LazyDynaBeanTestCase extends TestCase {
protected LazyDynaBean bean = null;
protected LazyDynaClass dynaClass = null;
protected String testProperty = "myProperty";
protected String testPropertyA = "myProperty-A";
protected String testPropertyB = "myProperty-B";
protected String testString1 = "myStringValue-1";
protected String testString2 = "myStringValue-2";
protected Integer testInteger1 = new Integer(30);
protected Integer testInteger2 = new Integer(40);
protected String testKey = "myKey";
// ---------------------------------------------------------- Constructors
/**
* Construct a new instance of this test case.
*
* @param name Name of the test case
*/
public LazyDynaBeanTestCase(String name) {
super(name);
}
// -------------------------------------------------- Overall Test Methods
/**
* Run thus Test
*/
public static void main(String[] args) {
junit.textui.TestRunner.run(suite());
}
/**
* Return the tests included in this test suite.
*/
public static Test suite() {
return (new TestSuite(LazyDynaBeanTestCase.class));
}
/**
* Set up instance variables required by this test case.
*/
public void setUp() throws Exception {
bean = new LazyDynaBean();
dynaClass = (LazyDynaClass)bean.getDynaClass();
dynaClass.setReturnNull(true);
}
/**
* Tear down instance variables required by this test case.
*/
public void tearDown() {
bean = null;
}
// ------------------------------------------------ Individual Test Methods
/**
* Test Getting/Setting a Simple Property
*/
public void testSimpleProperty() {
// Check the property & value doesn't exist
assertNull("Check Property doesn't exist", dynaClass.getDynaProperty(testProperty));
assertNull("Check Value is null", bean.get(testProperty));
// Set a new property - should add new property and set value
bean.set(testProperty, testInteger1);
assertEquals("Check First Value is correct", testInteger1, bean.get(testProperty));
assertEquals("Check Property type is correct", Integer.class, dynaClass.getDynaProperty(testProperty).getType());
// Set the property again - should set the new value
bean.set(testProperty, testInteger2);
assertEquals("Check Second Value is correct", testInteger2, bean.get(testProperty));
// Set the property again - with a different type, should fail
try {
bean.set(testProperty, testString1);
fail("expected ConversionException trying to set an Integer property to a String");
} catch (ConversionException expected) {
// expected result
}
}
/**
* Test Getting/Setting a 'null' Property
*/
public void testNullProperty() {
// Check the property & value doesn't exist
assertNull("Check Property doesn't exist", dynaClass.getDynaProperty(testProperty));
assertNull("Check Value is null", bean.get(testProperty));
// Set a new property to null
bean.set(testProperty, null);
assertNull("Check Value is still null", bean.get(testProperty));
}
/**
* Test Setting a Simple Property when MutableDynaClass is set to restricted
*/
public void testSimplePropertyRestricted() {
// Set the MutableDyanClass to 'restricted' (i.e. no new properties cab be added
dynaClass.setRestricted(true);
assertTrue("Check MutableDynaClass is restricted", dynaClass.isRestricted());
// Check the property & value doesn't exist
assertNull("Check Property doesn't exist", dynaClass.getDynaProperty(testProperty));
assertNull("Check Value is null", bean.get(testProperty));
// Set the property - should fail because property doesn't exist and MutableDynaClass is restricted
try {
bean.set(testProperty, testString1);
fail("expected IllegalArgumentException trying to add new property to restricted DynaClass");
} catch (IllegalArgumentException expected) {
// expected result
}
}
/**
* Test Getting/Setting a 'Mapped' Property - default HashMap property
*/
public void testMappedPropertyDefault() {
// Check the property & value doesn't exist
assertNull("Check Mapped Property doesn't exist", dynaClass.getDynaProperty(testProperty));
assertNull("Check Map is null", bean.get(testProperty));
assertNull("Check Mapped Value is null", bean.get(testProperty, testKey));
// Set a new mapped property - should add new HashMap property and set the mapped value
bean.set(testProperty, testKey, testInteger1);
assertEquals("Check Mapped Property exists", HashMap.class, bean.get(testProperty).getClass());
assertEquals("Check First Mapped Value is correct(a)", testInteger1, bean.get(testProperty, testKey));
assertEquals("Check First Mapped Value is correct(b)", testInteger1, ((HashMap)bean.get(testProperty)).get(testKey));
// Set the property again - should set the new value
bean.set(testProperty, testKey, testInteger2);
assertEquals("Check Second Mapped Value is correct(a)", testInteger2, bean.get(testProperty, testKey));
assertEquals("Check Second Mapped Value is correct(b)", testInteger2, ((HashMap)bean.get(testProperty)).get(testKey));
}
/**
* Test Getting/Setting a 'Mapped' Property - use TreeMap property
*/
public void testMappedPropertyTreeMap() {
// Check the property & value doesn't exist
assertNull("Check Mapped Property doesn't exist", dynaClass.getDynaProperty(testProperty));
// Add a 'TreeMap' property to the DynaClass
dynaClass.add(testProperty, TreeMap.class);
assertTrue("Check Property is mapped", dynaClass.getDynaProperty(testProperty).isMapped());
assertEquals("Check Property is correct type", TreeMap.class, dynaClass.getDynaProperty(testProperty).getType());
assertEquals("Check Mapped Property exists", TreeMap.class, bean.get(testProperty).getClass());
// assertNull("Check mapped property is null", bean.get(testProperty));
// Set a new mapped property - should instatiate a new TreeMap property and set the mapped value
bean.set(testProperty, testKey, testInteger1);
assertEquals("Check Mapped Property exists", TreeMap.class, bean.get(testProperty).getClass());
assertEquals("Check First Mapped Value is correct(a)", testInteger1, bean.get(testProperty, testKey));
assertEquals("Check First Mapped Value is correct(b)", testInteger1, ((TreeMap)bean.get(testProperty)).get(testKey));
// Set the property again - should set the new value
bean.set(testProperty, testKey, testInteger2);
assertEquals("Check Second Mapped Value is correct(a)", testInteger2, bean.get(testProperty, testKey));
assertEquals("Check Second Mapped Value is correct(b)", testInteger2, ((TreeMap)bean.get(testProperty)).get(testKey));
}
/**
* Test Setting a 'Mapped' Property using PropertyUtils
*/
public void testMappedPropertyUtils() {
dynaClass.setReturnNull(false);
// Check the property & value doesn't exist
assertFalse("Check Mapped Property doesn't exist", dynaClass.isDynaProperty(testProperty));
assertNull("Check Map is null", bean.get(testProperty));
assertNull("Check Mapped Value is null", bean.get(testProperty, testKey));
// Set the mapped property using PropertyUtils
try {
PropertyUtils.setProperty(bean, testProperty+"("+testKey+")", testString1);
}
catch (NoSuchMethodException ex) {
fail("testIndexedPropertyUtils threw "+ex);
}
catch (InvocationTargetException ex) {
fail("testIndexedPropertyUtils threw "+ex);
}
catch (IllegalAccessException ex) {
fail("testIndexedPropertyUtils threw "+ex);
}
// Check property value correctly set
assertEquals("Check Mapped Bean Value is correct", testString1, bean.get(testProperty, testKey));
}
/**
* Test Setting a Mapped Property when MutableDynaClass is set to restricted
*/
public void testMappedPropertyRestricted() {
// Set the MutableDyanClass to 'restricted' (i.e. no new properties cab be added
dynaClass.setRestricted(true);
assertTrue("Check MutableDynaClass is restricted", dynaClass.isRestricted());
// Check the property & value doesn't exist
assertNull("Check Property doesn't exist", dynaClass.getDynaProperty(testProperty));
assertNull("Check Value is null", bean.get(testProperty));
// Set the property - should fail because property doesn't exist and MutableDynaClass is restricted
try {
bean.set(testProperty, testKey, testInteger1);
fail("expected IllegalArgumentException trying to add new property to restricted MutableDynaClass");
} catch (IllegalArgumentException expected) {
// expected result
}
}
/**
* Test setting mapped property for type which is not Map
*/
public void testMappedInvalidType() {
dynaClass.add(testProperty, String.class);
assertFalse("Check Property is not mapped", dynaClass.getDynaProperty(testProperty).isMapped());
try {
bean.set(testProperty, testKey, testInteger1);
fail("set(property, key, value) should have thrown IllegalArgumentException");
} catch (IllegalArgumentException expected) {
// expected result
}
}
/**
* Test Getting/Setting an 'Indexed' Property - default ArrayList property
*/
public void testIndexedPropertyDefault() {
int index = 3;
// Check the property & value doesn't exist
assertNull("Check Indexed Property doesn't exist", dynaClass.getDynaProperty(testProperty));
assertNull("Check Indexed Property is null", bean.get(testProperty));
assertNull("Check Indexed value is null", bean.get(testProperty, index));
// Set the property, should create new ArrayList and set appropriate indexed value
bean.set(testProperty, index, testInteger1);
assertNotNull("Check Indexed Property is not null", bean.get(testProperty));
assertEquals("Check Indexed Property is correct type", ArrayList.class, bean.get(testProperty).getClass());
assertEquals("Check First Indexed Value is correct", testInteger1, bean.get(testProperty, index));
assertEquals("Check First Array length is correct", new Integer(index+1), new Integer(((ArrayList)bean.get(testProperty)).size()));
// Set a second indexed value, should automatically grow the ArrayList and set appropriate indexed value
index = index + 2;
bean.set(testProperty, index, testString1);
assertEquals("Check Second Indexed Value is correct", testString1, bean.get(testProperty, index));
assertEquals("Check Second Array length is correct", new Integer(index+1), new Integer(((ArrayList)bean.get(testProperty)).size()));
}
/**
* Test Getting/Setting a List 'Indexed' Property - use alternative List (LinkedList)
*/
public void testIndexedLinkedList() {
int index = 3;
// Check the property & value doesn't exist
assertNull("Check Indexed Property doesn't exist", dynaClass.getDynaProperty(testProperty));
assertNull("Check Indexed Property is null", bean.get(testProperty));
// Add a 'LinkedList' property to the DynaClass
dynaClass.add(testProperty, LinkedList.class);
assertTrue("Check Property is indexed", dynaClass.getDynaProperty(testProperty).isIndexed());
assertEquals("Check Property is correct type", LinkedList.class, dynaClass.getDynaProperty(testProperty).getType());
assertEquals("Check Property type is correct", LinkedList.class, bean.get(testProperty).getClass());
// Set the property, should instantiate a new LinkedList and set appropriate indexed value
bean.set(testProperty, index, testString1);
assertEquals("Check Property type is correct", LinkedList.class, bean.get(testProperty).getClass());
assertEquals("Check First Indexed Value is correct", testString1, bean.get(testProperty, index));
assertEquals("Check First Array length is correct", new Integer(index+1), new Integer(((LinkedList)bean.get(testProperty)).size()));
// Set a second indexed value, should automatically grow the LinkedList and set appropriate indexed value
index = index + 2;
bean.set(testProperty, index, testInteger1);
assertEquals("Check Second Indexed Value is correct", testInteger1, bean.get(testProperty, index));
assertEquals("Check Second Array length is correct", new Integer(index+1), new Integer(((LinkedList)bean.get(testProperty)).size()));
}
/**
* Test Getting/Setting a primitive array 'Indexed' Property - use int[]
*/
public void testIndexedPrimitiveArray() {
int index = 3;
int[] primitiveArray = new int[0];
// Check the property & value doesn't exist
assertNull("Check Indexed Property doesn't exist", dynaClass.getDynaProperty(testProperty));
assertNull("Check Indexed Property is null", bean.get(testProperty));
// Add a DynaProperty of type int[]
dynaClass.add(testProperty, primitiveArray.getClass());
assertEquals("Check Indexed Property exists", primitiveArray.getClass(), dynaClass.getDynaProperty(testProperty).getType());
assertEquals("Check Indexed Property is correct type", primitiveArray.getClass(), bean.get(testProperty).getClass());
// Set an indexed value
bean.set(testProperty, index, testInteger1);
assertNotNull("Check Indexed Property is not null", bean.get(testProperty));
assertEquals("Check Indexed Property is correct type", primitiveArray.getClass(), bean.get(testProperty).getClass());
assertEquals("Check First Indexed Value is correct(a)", testInteger1, bean.get(testProperty, index));
assertEquals("Check First Indexed Value is correct(b)", testInteger1, new Integer(((int[])bean.get(testProperty))[index]));
assertEquals("Check Array length is correct", new Integer(index+1), new Integer(((int[])bean.get(testProperty)).length));
// Set a second indexed value, should automatically grow the int[] and set appropriate indexed value
index = index + 2;
bean.set(testProperty, index, testInteger2);
assertEquals("Check Second Indexed Value is correct(a)", testInteger2, bean.get(testProperty, index));
assertEquals("Check Second Indexed Value is correct(b)", testInteger2, new Integer(((int[])bean.get(testProperty))[index]));
assertEquals("Check Second Array length is correct", new Integer(index+1), new Integer(((int[])bean.get(testProperty)).length));
}
/**
* Test Getting/Setting an Object array 'Indexed' Property - use String[]
*/
public void testIndexedObjectArray() {
int index = 3;
Object objectArray = new String[0];
// Check the property & value doesn't exist
assertNull("Check Indexed Property doesn't exist", dynaClass.getDynaProperty(testProperty));
assertNull("Check Indexed Property is null", bean.get(testProperty));
// Add a DynaProperty of type String[]
dynaClass.add(testProperty, objectArray.getClass());
assertEquals("Check Indexed Property exists", objectArray.getClass(), dynaClass.getDynaProperty(testProperty).getType());
assertEquals("Check Indexed Property is correct type", objectArray.getClass(), bean.get(testProperty).getClass());
// Set an indexed value
bean.set(testProperty, index, testString1);
assertNotNull("Check Indexed Property is not null", bean.get(testProperty));
assertEquals("Check Indexed Property is correct type", objectArray.getClass(), bean.get(testProperty).getClass());
assertEquals("Check First Indexed Value is correct(a)", testString1, bean.get(testProperty, index));
assertEquals("Check First Indexed Value is correct(b)", testString1, ((String[])bean.get(testProperty))[index]);
assertEquals("Check Array length is correct", new Integer(index+1), new Integer(((String[])bean.get(testProperty)).length));
// Set a second indexed value, should automatically grow the String[] and set appropriate indexed value
index = index + 2;
bean.set(testProperty, index, testString2);
assertEquals("Check Second Indexed Value is correct(a)", testString2, bean.get(testProperty, index));
assertEquals("Check Second Indexed Value is correct(b)", testString2, ((String[])bean.get(testProperty))[index]);
assertEquals("Check Second Array length is correct", new Integer(index+1), new Integer(((String[])bean.get(testProperty)).length));
}
/**
* Test Getting/Setting an DynaBean[] array
*/
public void testIndexedDynaBeanArray() {
int index = 3;
Object objectArray = new LazyDynaMap[0];
// Check the property & value doesn't exist
assertNull("Check Indexed Property doesn't exist", dynaClass.getDynaProperty(testProperty));
assertNull("Check Indexed Property is null", bean.get(testProperty));
// Add a DynaProperty of type String[]
dynaClass.add(testProperty, objectArray.getClass());
assertEquals("Check Indexed Property exists", objectArray.getClass(), dynaClass.getDynaProperty(testProperty).getType());
assertEquals("Check Indexed Property is correct type", objectArray.getClass(), bean.get(testProperty).getClass());
// Retrieving from Array should initialize DynaBean
for (int i = index; i >= 0; i--) {
assertEquals("Check Array Components initialized", LazyDynaMap.class, bean.get(testProperty, index).getClass());
}
dynaClass.add(testPropertyB, objectArray.getClass());
LazyDynaMap newMap = new LazyDynaMap();
newMap.set(testPropertyB, testString2);
bean.set(testPropertyA, index, newMap);
assertEquals("Check Indexed Value is correct(a)", testString2, ((DynaBean)bean.get(testPropertyA, index)).get(testPropertyB));
}
/**
* Test Setting an 'Indexed' Property using PropertyUtils
*/
public void testIndexedPropertyUtils() {
int index = 3;
dynaClass.setReturnNull(false);
// Check the property & value doesn't exist
assertFalse("Check Indexed Property doesn't exist", dynaClass.isDynaProperty(testProperty));
assertNull("Check Indexed Property is null", bean.get(testProperty));
assertNull("Check Indexed value is null", bean.get(testProperty, index));
// Use PropertyUtils to set the indexed value
try {
PropertyUtils.setProperty(bean, testProperty+"["+index+"]", testString1);
}
catch (NoSuchMethodException ex) {
fail("testIndexedPropertyUtils threw "+ex);
}
catch (InvocationTargetException ex) {
fail("testIndexedPropertyUtils threw "+ex);
}
catch (IllegalAccessException ex) {
fail("testIndexedPropertyUtils threw "+ex);
}
// Check property value correctly set
assertEquals("Check Indexed Bean Value is correct", testString1, bean.get(testProperty, index));
}
/**
* Test Setting an Indexed Property when MutableDynaClass is set to restricted
*/
public void testIndexedPropertyRestricted() {
int index = 3;
// Set the MutableDyanClass to 'restricted' (i.e. no new properties cab be added
dynaClass.setRestricted(true);
assertTrue("Check MutableDynaClass is restricted", dynaClass.isRestricted());
// Check the property & value doesn't exist
assertNull("Check Property doesn't exist", dynaClass.getDynaProperty(testProperty));
assertNull("Check Value is null", bean.get(testProperty));
// Set the property - should fail because property doesn't exist and MutableDynaClass is restricted
try {
bean.set(testProperty, index, testInteger1);
fail("expected IllegalArgumentException trying to add new property to restricted MutableDynaClass");
} catch (IllegalArgumentException expected) {
// expected result
}
}
/**
* Test setting indexed property for type which is not List or Array
*/
public void testIndexedInvalidType() {
int index = 3;
dynaClass.add(testProperty, String.class);
assertFalse("Check Property is not indexed", dynaClass.getDynaProperty(testProperty).isIndexed());
try {
bean.set(testProperty, index, testString1);
fail("set(property, index, value) should have thrown IllegalArgumentException");
} catch (IllegalArgumentException expected) {
// expected result
}
}
}