/*
* Copyright 2002-2016 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.security.util;
import static org.assertj.core.api.Assertions.*;
import org.aopalliance.intercept.MethodInvocation;
import org.junit.*;
import org.springframework.aop.framework.AdvisedSupport;
import org.springframework.security.access.annotation.BusinessServiceImpl;
import java.io.Serializable;
/**
*
* @author Luke Taylor
*/
public class MethodInvocationUtilsTests {
@Test
public void createFromClassReturnsMethodWithNoArgInfoForMethodWithNoArgs() {
new MethodInvocationUtils();
MethodInvocation mi = MethodInvocationUtils.createFromClass(String.class,
"length");
assertThat(mi).isNotNull();
}
@Test
public void createFromClassReturnsMethodIfArgInfoOmittedAndMethodNameIsUnique() {
MethodInvocation mi = MethodInvocationUtils.createFromClass(
BusinessServiceImpl.class, "methodReturningAnArray");
assertThat(mi).isNotNull();
}
@Test(expected = IllegalArgumentException.class)
public void exceptionIsRaisedIfArgInfoOmittedAndMethodNameIsNotUnique() {
MethodInvocationUtils.createFromClass(BusinessServiceImpl.class,
"methodReturningAList");
}
@Test
public void createFromClassReturnsMethodIfGivenArgInfoForMethodWithArgs() {
MethodInvocation mi = MethodInvocationUtils.createFromClass(null, String.class,
"compareTo", new Class<?>[] { String.class }, new Object[] { "" });
assertThat(mi).isNotNull();
}
@Test
public void createFromObjectLocatesExistingMethods() throws Exception {
AdvisedTarget t = new AdvisedTarget();
// Just lie about interfaces
t.setInterfaces(new Class[] { Serializable.class, MethodInvocation.class,
Blah.class });
MethodInvocation mi = MethodInvocationUtils.create(t, "blah");
assertThat(mi).isNotNull();
t.setProxyTargetClass(true);
mi = MethodInvocationUtils.create(t, "blah");
assertThat(mi).isNotNull();
assertThat(MethodInvocationUtils.create(t, "blah", "non-existent arg")).isNull();
}
interface Blah {
void blah();
}
class AdvisedTarget extends AdvisedSupport implements Blah {
public void blah() {
}
}
}