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ClassFiltersTests.java
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ClassFiltersTests.java
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/*
* Copyright 2002-2019 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
*
* https://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.support;
import org.junit.jupiter.api.Test;
import org.springframework.aop.ClassFilter;
import org.springframework.beans.testfixture.beans.ITestBean;
import org.springframework.beans.testfixture.beans.TestBean;
import org.springframework.core.NestedRuntimeException;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Unit tests for {@link ClassFilters}.
*
* @author Rod Johnson
* @author Chris Beams
* @author Sam Brannen
*/
class ClassFiltersTests {
private final ClassFilter exceptionFilter = new RootClassFilter(Exception.class);
private final ClassFilter interfaceFilter = new RootClassFilter(ITestBean.class);
private final ClassFilter hasRootCauseFilter = new RootClassFilter(NestedRuntimeException.class);
@Test
void union() {
assertThat(exceptionFilter.matches(RuntimeException.class)).isTrue();
assertThat(exceptionFilter.matches(TestBean.class)).isFalse();
assertThat(interfaceFilter.matches(Exception.class)).isFalse();
assertThat(interfaceFilter.matches(TestBean.class)).isTrue();
ClassFilter union = ClassFilters.union(exceptionFilter, interfaceFilter);
assertThat(union.matches(RuntimeException.class)).isTrue();
assertThat(union.matches(TestBean.class)).isTrue();
assertThat(union.toString())
.matches("^.+UnionClassFilter: \\[.+RootClassFilter: .+Exception, .+RootClassFilter: .+TestBean\\]$");
}
@Test
void intersection() {
assertThat(exceptionFilter.matches(RuntimeException.class)).isTrue();
assertThat(hasRootCauseFilter.matches(NestedRuntimeException.class)).isTrue();
ClassFilter intersection = ClassFilters.intersection(exceptionFilter, hasRootCauseFilter);
assertThat(intersection.matches(RuntimeException.class)).isFalse();
assertThat(intersection.matches(TestBean.class)).isFalse();
assertThat(intersection.matches(NestedRuntimeException.class)).isTrue();
assertThat(intersection.toString())
.matches("^.+IntersectionClassFilter: \\[.+RootClassFilter: .+Exception, .+RootClassFilter: .+NestedRuntimeException\\]$");
}
@Test
void reversion() {
assertThat(exceptionFilter.matches(RuntimeException.class)).isTrue();
ClassFilter reversion = ClassFilters.reversion(exceptionFilter);
assertThat(reversion.matches(RuntimeException.class)).isFalse();
assertThat(reversion.toString())
.matches("^.+ReversionClassFilter: .+RootClassFilter: .+Exception$");
}
}