Spring Framework example source code file (TypePatternClassFilterTests.java)

This example Spring Framework source code file (TypePatternClassFilterTests.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

double, double, exception, exception, float, illegalargumentexception, must, must, object, pattern, testcase, typepatternclassfilter, typepatternclassfilter, typepatternclassfiltertests

The Spring Framework TypePatternClassFilterTests.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.aop.aspectj;

import junit.framework.TestCase;
import org.springframework.aop.framework.autoproxy.CountingTestBean;
import org.springframework.beans.IOther;
import org.springframework.beans.ITestBean;
import org.springframework.beans.TestBean;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.support.DefaultListableBeanFactory;
import org.springframework.test.AssertThrows;

/**
 * Unit tests for the {@link TypePatternClassFilter} class.
 *
 * @author Rod Johnson
 * @author Rick Evans
 */
public final class TypePatternClassFilterTests extends TestCase {

	public void testInvalidPattern() {
		try {
			new TypePatternClassFilter("-");
			fail("Pattern must be recognized as invalid.");
		}
		catch (IllegalArgumentException expected) {
		}
	}

	public void testValidPatternMatching() {
		TypePatternClassFilter tpcf = new TypePatternClassFilter("org.springframework.beans.*");
		assertTrue("Must match: in package", tpcf.matches(TestBean.class));
		assertTrue("Must match: in package", tpcf.matches(ITestBean.class));
		assertTrue("Must match: in package", tpcf.matches(IOther.class));
		assertFalse("Must be excluded: in wrong package", tpcf.matches(CountingTestBean.class));
		assertFalse("Must be excluded: in wrong package", tpcf.matches(BeanFactory.class));
		assertFalse("Must be excluded: in wrong package", tpcf.matches(DefaultListableBeanFactory.class));
	}

	public void testSubclassMatching() {
		TypePatternClassFilter tpcf = new TypePatternClassFilter("org.springframework.beans.ITestBean+");
		assertTrue("Must match: in package", tpcf.matches(TestBean.class));
		assertTrue("Must match: in package", tpcf.matches(ITestBean.class));
		assertTrue("Must match: in package", tpcf.matches(CountingTestBean.class));
		assertFalse("Must be excluded: not subclass", tpcf.matches(IOther.class));
		assertFalse("Must be excluded: not subclass", tpcf.matches(DefaultListableBeanFactory.class));
	}
	
	public void testAndOrNotReplacement() {
		TypePatternClassFilter tpcf = new TypePatternClassFilter("java.lang.Object or java.lang.String");
		assertFalse("matches Number",tpcf.matches(Number.class));
		assertTrue("matches Object",tpcf.matches(Object.class));
		assertTrue("matchesString",tpcf.matches(String.class));
		tpcf = new TypePatternClassFilter("java.lang.Number+ and java.lang.Float");
		assertTrue("matches Float",tpcf.matches(Float.class));
		assertFalse("matches Double",tpcf.matches(Double.class));
		tpcf = new TypePatternClassFilter("java.lang.Number+ and not java.lang.Float");
		assertFalse("matches Float",tpcf.matches(Float.class));
		assertTrue("matches Double",tpcf.matches(Double.class));	
	}

	public void testSetTypePatternWithNullArgument() throws Exception {
		new AssertThrows(IllegalArgumentException.class) {
			public void test() throws Exception {
				new TypePatternClassFilter(null);
			}
		}.runTest();
	}

	public void testInvocationOfMatchesMethodBlowsUpWhenNoTypePatternHasBeenSet() throws Exception {
		new AssertThrows(IllegalStateException.class) {
			public void test() throws Exception {
				new TypePatternClassFilter().matches(String.class);
			}
		}.runTest();
	}

}