/*
* Copyright 2002-2015 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 java.util.Collections;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import org.junit.Before;
import org.junit.Test;
import org.springframework.expression.EvaluationContext;
import org.springframework.expression.spel.support.StandardEvaluationContext;
import org.springframework.mock.web.MockFilterChain;
import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.mock.web.MockHttpServletResponse;
import org.springframework.security.web.FilterInvocation;
import static org.assertj.core.api.Assertions.assertThat;
/**
* @author Rob Winch
*
*/
public class AbstractVariableEvaluationContextPostProcessorTests {
static final String KEY = "a";
static final String VALUE = "b";
VariableEvaluationContextPostProcessor processor;
FilterInvocation invocation;
MockHttpServletRequest request;
MockHttpServletResponse response;
EvaluationContext context;
@Before
public void setup() {
this.processor = new VariableEvaluationContextPostProcessor();
this.request = new MockHttpServletRequest();
this.request.setServletPath("/");
this.response = new MockHttpServletResponse();
this.invocation = new FilterInvocation(this.request, this.response,
new MockFilterChain());
this.context = new StandardEvaluationContext();
}
@Test
public void extractVariables() {
this.context = this.processor.postProcess(this.context, this.invocation);
assertThat(this.context.lookupVariable(KEY)).isEqualTo(VALUE);
}
@Test
public void extractVariablesOnlyUsedOnce() {
this.context = this.processor.postProcess(this.context, this.invocation);
assertThat(this.context.lookupVariable(KEY)).isEqualTo(VALUE);
this.processor.results = Collections.emptyMap();
assertThat(this.context.lookupVariable(KEY)).isEqualTo(VALUE);
}
static class VariableEvaluationContextPostProcessor
extends AbstractVariableEvaluationContextPostProcessor {
Map<String, String> results = Collections.singletonMap(KEY, VALUE);
@Override
protected Map<String, String> extractVariables(HttpServletRequest request) {
return this.results;
}
}
}