pageparameterstest.java

Wicket一个开发Java Web应用程序框架。它使得开发web应用程序变得容易而轻松。 Wicket利用一个POJO data beans组件使得它可以与任何持久层技术相结合。

/*
 * 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;

import junit.framework.TestCase;

/**
 * Unit test for the PageParameters, introduced for bug [ 1213889 ] PageParameter keyValuePair
 * disallows negatives.
 * 
 * @author Martijn Dashorst
 */
public class PageParametersTest extends TestCase
{
	/**
	 * 
	 */
	public void test_1()
	{
		PageParameters parameters = new PageParameters("0=test");
		assertEquals("test", parameters.get("0"));
	}

	/**
	 * 
	 */
	public void test_2()
	{
		PageParameters parameters = new PageParameters("test");
		assertNull(parameters.get("test"));
	}

	/**
	 * 
	 */
	public void test_3()
	{
		PageParameters parameters = new PageParameters("test=");
		assertEquals("", parameters.get("test"));
	}

	/**
	 * 
	 */
	public void test_4()
	{
		try
		{
			new PageParameters("=test");
			fail("Expected an exception: invalid URL parameter");
		}
		catch (IllegalArgumentException ex)
		{
			// ok; expected
		}
	}

	/**
	 * Test creation of an array on multiple calls to add.
	 */
	public void testArray1()
	{
		PageParameters parameters = new PageParameters();
		parameters.add("a", "1");
		assertEquals("1", parameters.get("a"));
		parameters.add("a", "2");
		Object o = parameters.get("a");
		assertTrue(o instanceof String[]);
		String[] a = (String[])o;
		assertEquals(2, a.length);
		assertEquals("1", a[0]);
		assertEquals("2", a[1]);
		parameters.add("a", "3");
		o = parameters.get("a");
		assertTrue(o instanceof String[]);
		a = (String[])o;
		assertEquals(3, a.length);
		assertEquals("1", a[0]);
		assertEquals("2", a[1]);
		assertEquals("3", a[2]);
	}

	/**
	 * Parsing of negative numbers on the right side of the assignment didn't work, as the minus
	 * character was not part of the word pattern.
	 */
	public void testNegativeNumberParameter()
	{
		PageParameters parameters = new PageParameters("a=-1");
		assertEquals("-1", parameters.get("a"));
	}
}