/*
* Copyright 2012-2016 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.glowroot.agent.weaving;
import org.junit.Test;
import org.glowroot.agent.weaving.SomeAspect.BindPrimitiveBooleanTravelerBadAdvice;
import org.glowroot.agent.weaving.SomeAspect.BindPrimitiveTravelerBadAdvice;
import org.glowroot.agent.weaving.SomeAspect.MoreVeryBadAdvice;
import org.glowroot.agent.weaving.SomeAspect.MoreVeryBadAdvice2;
import org.glowroot.agent.weaving.SomeAspect.VeryBadAdvice;
import org.glowroot.agent.weaving.targets.BasicMisc;
import org.glowroot.agent.weaving.targets.Misc;
import static org.assertj.core.api.Assertions.assertThat;
public class WeaverErrorHandlingTest {
@Test
public void shouldHandleVoidPrimitiveTravelerGracefully() throws Exception {
// given
SomeAspectThreadLocals.resetThreadLocals();
Misc test =
newWovenObject(BasicMisc.class, Misc.class, BindPrimitiveTravelerBadAdvice.class);
// when
test.execute1();
// then
assertThat(SomeAspectThreadLocals.onReturnTraveler.get()).isEqualTo(0);
assertThat(SomeAspectThreadLocals.onThrowTraveler.get()).isNull();
assertThat(SomeAspectThreadLocals.onAfterTraveler.get()).isEqualTo(0);
}
@Test
public void shouldHandleVoidPrimitiveBooleanTravelerGracefully() throws Exception {
// given
SomeAspectThreadLocals.resetThreadLocals();
Misc test = newWovenObject(BasicMisc.class, Misc.class,
BindPrimitiveBooleanTravelerBadAdvice.class);
// when
test.execute1();
// then
assertThat(SomeAspectThreadLocals.onReturnTraveler.get()).isEqualTo(false);
assertThat(SomeAspectThreadLocals.onThrowTraveler.get()).isNull();
assertThat(SomeAspectThreadLocals.onAfterTraveler.get()).isEqualTo(false);
}
@Test
public void shouldNotCallOnThrowForOnBeforeException() throws Exception {
// given
SomeAspectThreadLocals.resetThreadLocals();
Misc test = newWovenObject(BasicMisc.class, Misc.class, VeryBadAdvice.class);
// when
IllegalStateException exception = null;
try {
test.executeWithArgs("one", 2);
} catch (IllegalStateException e) {
assertThat(e.getMessage()).isEqualTo("Sorry");
assertThat(SomeAspectThreadLocals.onBeforeCount.get()).isEqualTo(1);
assertThat(SomeAspectThreadLocals.onThrowCount.get()).isEqualTo(0);
assertThat(SomeAspectThreadLocals.onAfterCount.get()).isEqualTo(0);
exception = e;
}
// then
assertThat(exception).isNotNull();
}
@Test
public void shouldNotCallOnThrowForOnReturnException() throws Exception {
// given
SomeAspectThreadLocals.resetThreadLocals();
Misc test = newWovenObject(BasicMisc.class, Misc.class, MoreVeryBadAdvice.class);
// when
IllegalStateException exception = null;
try {
test.executeWithArgs("one", 2);
} catch (IllegalStateException e) {
assertThat(e.getMessage()).isEqualTo("Sorry");
assertThat(SomeAspectThreadLocals.onReturnCount.get()).isEqualTo(1);
assertThat(SomeAspectThreadLocals.onThrowCount.get()).isEqualTo(0);
assertThat(SomeAspectThreadLocals.onAfterCount.get()).isEqualTo(0);
exception = e;
}
// then
assertThat(exception).isNotNull();
}
// same as MoreVeryBadAdvice, but testing weaving a method with a non-void return type
@Test
public void shouldNotCallOnThrowForOnReturnException2() throws Exception {
// given
SomeAspectThreadLocals.resetThreadLocals();
Misc test = newWovenObject(BasicMisc.class, Misc.class, MoreVeryBadAdvice2.class);
// when
IllegalStateException exception = null;
try {
test.executeWithReturn();
} catch (IllegalStateException e) {
assertThat(e.getMessage()).isEqualTo("Sorry");
assertThat(SomeAspectThreadLocals.onReturnCount.get()).isEqualTo(1);
assertThat(SomeAspectThreadLocals.onThrowCount.get()).isEqualTo(0);
assertThat(SomeAspectThreadLocals.onAfterCount.get()).isEqualTo(0);
exception = e;
}
// then
assertThat(exception).isNotNull();
}
private static <S, T extends S> S newWovenObject(Class<T> implClass, Class<S> bridgeClass,
Class<?> adviceClass) throws Exception {
// adviceClass is passed as bridgeable so that the static threadlocals will be accessible
// for test verification
return WeaverTest.newWovenObject(implClass, bridgeClass, adviceClass);
}
}