/*
* 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.web.access.expression;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import java.util.ArrayList;
import javax.servlet.FilterChain;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import org.aopalliance.intercept.MethodInvocation;
import org.junit.Test;
import org.mockito.invocation.InvocationOnMock;
import org.mockito.stubbing.Answer;
import org.springframework.expression.EvaluationContext;
import org.springframework.expression.Expression;
import org.springframework.security.access.AccessDecisionVoter;
import org.springframework.security.access.SecurityConfig;
import org.springframework.security.access.expression.SecurityExpressionHandler;
import org.springframework.security.authentication.TestingAuthenticationToken;
import org.springframework.security.core.Authentication;
import org.springframework.security.web.FilterInvocation;
/**
* @author Luke Taylor
*/
@SuppressWarnings({ "unchecked" })
public class WebExpressionVoterTests {
private Authentication user = new TestingAuthenticationToken("user", "pass", "X");
@Test
public void supportsWebConfigAttributeAndFilterInvocation() throws Exception {
WebExpressionVoter voter = new WebExpressionVoter();
assertThat(voter.supports(new WebExpressionConfigAttribute(mock(Expression.class),
mock(EvaluationContextPostProcessor.class)))).isTrue();
assertThat(voter.supports(FilterInvocation.class)).isTrue();
assertThat(voter.supports(MethodInvocation.class)).isFalse();
}
@Test
public void abstainsIfNoAttributeFound() {
WebExpressionVoter voter = new WebExpressionVoter();
assertThat(voter.vote(user, new FilterInvocation("/path", "GET"),
SecurityConfig.createList("A", "B", "C"))).isEqualTo(
AccessDecisionVoter.ACCESS_ABSTAIN);
}
@Test
public void grantsAccessIfExpressionIsTrueDeniesIfFalse() {
WebExpressionVoter voter = new WebExpressionVoter();
Expression ex = mock(Expression.class);
EvaluationContextPostProcessor postProcessor = mock(
EvaluationContextPostProcessor.class);
when(postProcessor.postProcess(any(EvaluationContext.class),
any(FilterInvocation.class))).thenAnswer(new Answer<EvaluationContext>() {
public EvaluationContext answer(InvocationOnMock invocation)
throws Throwable {
return invocation.getArgumentAt(0, EvaluationContext.class);
}
});
WebExpressionConfigAttribute weca = new WebExpressionConfigAttribute(ex,
postProcessor);
EvaluationContext ctx = mock(EvaluationContext.class);
SecurityExpressionHandler eh = mock(SecurityExpressionHandler.class);
FilterInvocation fi = new FilterInvocation("/path", "GET");
voter.setExpressionHandler(eh);
when(eh.createEvaluationContext(user, fi)).thenReturn(ctx);
when(ex.getValue(ctx, Boolean.class)).thenReturn(Boolean.TRUE).thenReturn(
Boolean.FALSE);
ArrayList attributes = new ArrayList();
attributes.addAll(SecurityConfig.createList("A", "B", "C"));
attributes.add(weca);
assertThat(voter.vote(user, fi, attributes)).isEqualTo(
AccessDecisionVoter.ACCESS_GRANTED);
// Second time false
assertThat(voter.vote(user, fi, attributes)).isEqualTo(
AccessDecisionVoter.ACCESS_DENIED);
}
// SEC-2507
@Test
public void supportFilterInvocationSubClass() {
WebExpressionVoter voter = new WebExpressionVoter();
assertThat(voter.supports(FilterInvocationChild.class)).isTrue();
}
private static class FilterInvocationChild extends FilterInvocation {
public FilterInvocationChild(ServletRequest request, ServletResponse response,
FilterChain chain) {
super(request, response, chain);
}
}
@Test
public void supportFilterInvocation() {
WebExpressionVoter voter = new WebExpressionVoter();
assertThat(voter.supports(FilterInvocation.class)).isTrue();
}
@Test
public void supportsObjectIsFalse() {
WebExpressionVoter voter = new WebExpressionVoter();
assertThat(voter.supports(Object.class)).isFalse();
}
}