svn commit: r566346 - /wicket/trunk/jdk-1.4/wicket/src/test/java/org/apache/wicket/model/PropertyModelTest.java

[da...@apache.org]

Author: dashorst
Date: Wed Aug 15 14:20:36 2007
New Revision: 566346

URL: http://svn.apache.org/viewvc?view=rev&rev=566346
Log:
Added unit test for propertymodel and null properties

Added:
    wicket/trunk/jdk-1.4/wicket/src/test/java/org/apache/wicket/model/PropertyModelTest.java   (with props)

Added: wicket/trunk/jdk-1.4/wicket/src/test/java/org/apache/wicket/model/PropertyModelTest.java
URL: http://svn.apache.org/viewvc/wicket/trunk/jdk-1.4/wicket/src/test/java/org/apache/wicket/model/PropertyModelTest.java?view=auto&rev=566346
==============================================================================
--- wicket/trunk/jdk-1.4/wicket/src/test/java/org/apache/wicket/model/PropertyModelTest.java (added)
+++ wicket/trunk/jdk-1.4/wicket/src/test/java/org/apache/wicket/model/PropertyModelTest.java Wed Aug 15 14:20:36 2007
@@ -0,0 +1,170 @@
+/*
+ * 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.wicket.model;
+
+import org.apache.wicket.WicketRuntimeException;
+import org.apache.wicket.WicketTestCase;
+
+/**
+ * Test class for exercising the {@link PropertyModel}.
+ * 
+ * @author dashorst
+ */
+public class PropertyModelTest extends WicketTestCase
+{
+	/**
+	 * Interface for testing the property assignment with an <code>null</code>
+	 * interface property.
+	 */
+	public static interface IAddress
+	{
+	}
+
+	/**
+	 * Abstract class for testing the property assignment with an
+	 * <code>null</code> abstract class property.
+	 */
+	public static abstract class AbstractAddress implements IAddress
+	{
+		/** street field for assignment in property expressions. */
+		public String street;
+	}
+
+	/**
+	 * Concrete class for testing the property assignment with an
+	 * <code>null</code> concrete class property.
+	 */
+	public static class ConcreteAddress extends AbstractAddress
+	{
+	}
+
+	/**
+	 * Person class for keeping the various different references for use in the
+	 * test cases.
+	 */
+	public static class Person
+	{
+		/** tests a <code>null</code> interface property. */
+		public IAddress interfaceAddress;
+		/** tests a <code>null</code> abstract class property. */
+		public AbstractAddress abstractAddress;
+		/** tests a <code>null</code> concrete class property. */
+		public ConcreteAddress concreteAddress;
+		/** tests a <code>null</code> final concrete class property. */
+		public final ConcreteAddress finalAddress = null;
+	}
+
+	/**
+	 * Tests setting a value on a {@link PropertyModel} when a property is
+	 * <code>null</code> and an interface type. This should end in an
+	 * exception because Wicket can't decide what to instantiate on behalf of
+	 * the program.
+	 */
+	public void testSetWithNullPathInterface()
+	{
+		Person person = new Person();
+		PropertyModel model = new PropertyModel(person, "interfaceAddress.street");
+		try
+		{
+			model.setObject("foo");
+			fail("Expected exception");
+		}
+		catch (WicketRuntimeException wre)
+		{
+			// ok
+		}
+	}
+
+	/**
+	 * Tests setting a value on a {@link PropertyModel} when a property is
+	 * <code>null</code> and an abstract class type. This should end in an
+	 * exception because Wicket can't decide what to instantiate on behalf of
+	 * the program.
+	 */
+	public void testSetWithNullPathAbstract()
+	{
+		Person person = new Person();
+		PropertyModel model = new PropertyModel(person, "abstractAddress.street");
+		try
+		{
+			model.setObject("foo");
+			fail("Expected exception");
+		}
+		catch (WicketRuntimeException wre)
+		{
+			// ok!
+		}
+	}
+
+	/**
+	 * Tests setting a value on a {@link PropertyModel} when a property is
+	 * <code>null</code> and a concrete type. This should work because Wicket
+	 * can decide what to instantiate on behalf of the program: the concrete
+	 * class.
+	 */
+	public void testSetWithNullPathConcrete()
+	{
+		Person person = new Person();
+		PropertyModel model = new PropertyModel(person, "concreteAddress.street");
+		model.setObject("foo");
+		assertNotNull("concreteAddress", person.concreteAddress);
+		assertTrue(person.concreteAddress instanceof ConcreteAddress);
+		assertEquals("foo", person.concreteAddress.street);
+	}
+
+	/**
+	 * Tests setting a value on a {@link PropertyModel} when a final (constant!)
+	 * property is <code>null</code> and a concrete type. This should end in
+	 * an exception because Wicket can't assign to the property, since it is
+	 * final.
+	 * 
+	 * This test has been disabled as it doesn't work on Mac OS X's 1.4 jdk
+	 * (assignment doesn't fail).
+	 */
+// public void testSetWithNullPathFinalJdk14()
+// {
+// Person person = new Person();
+// PropertyModel model = new PropertyModel(person, "finalAddress.street");
+//
+// try
+// {
+// model.setObject("foo");
+// fail("Expected exception");
+// }
+// catch (WicketRuntimeException wre)
+// {
+// // ok!
+// }
+// }
+	/**
+	 * Tests setting a value on a null, final property using a
+	 * {@link PropertyModel}. This test should pass when run using JDK 1.5 or
+	 * newer.
+	 * 
+	 * TODO/FIXME enable test when Wicket is JDK 1.5 based.
+	 */
+// public void testSetWithNullPathFinalJdk15()
+// {
+// Person person = new Person();
+// PropertyModel model = new PropertyModel(person, "finalAddress.street");
+//
+// model.setObject("foo");
+// assertNotNull("finalAddress", person.finalAddress);
+// assertTrue(person.finalAddress instanceof ConcreteAddress);
+// assertEquals("foo", person.finalAddress.street);
+// }
+}

Propchange: wicket/trunk/jdk-1.4/wicket/src/test/java/org/apache/wicket/model/PropertyModelTest.java
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