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JcToolsSecurityManagerTest.java
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JcToolsSecurityManagerTest.java
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/*
* Copyright The OpenTelemetry Authors
* SPDX-License-Identifier: Apache-2.0
*/
package io.opentelemetry.sdk.trace.internal;
import static org.assertj.core.api.Assertions.assertThat;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.Queue;
import java.util.concurrent.ArrayBlockingQueue;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.condition.EnabledOnJre;
import org.junit.jupiter.api.condition.JRE;
public class JcToolsSecurityManagerTest {
@Test
@EnabledOnJre({JRE.JAVA_8, JRE.JAVA_11, JRE.JAVA_17})
void newFixedSizeQueue_SunMiscProhibited() {
assertThat(System.getSecurityManager()).isNull();
SunMiscProhibitedSecurityManager testingSecurityManager =
new SunMiscProhibitedSecurityManager();
try {
System.setSecurityManager(testingSecurityManager);
Queue<Object> queue =
AccessController.doPrivileged(
(PrivilegedAction<Queue<Object>>) () -> JcTools.newFixedSizeQueue(10));
assertThat(queue).isInstanceOf(ArrayBlockingQueue.class);
} finally {
System.setSecurityManager(null);
}
}
}