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Defensive reset/restore of JNDI environment (avoiding test side effects) 

Issue: SPR-12223
This commit is contained in:
Juergen Hoeller 2014-09-19 00:11:44 +02:00
parent 237b50a9c8
commit 7f8d611598
1 changed files with 16 additions and 3 deletions
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19
spring-context/src/test/java/org/springframework/jndi/JndiLocatorDelegateTests.java
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@ -16,22 +16,35 @@
package org.springframework.jndi; package org.springframework.jndi;
import java.lang.reflect.Field;
import javax.naming.spi.NamingManager;
import org.junit.Test; import org.junit.Test;
import static org.hamcrest.Matchers.*; import static org.hamcrest.Matchers.*;
import static org.junit.Assert.*; import static org.junit.Assert.*;
/** /**
* Tests for {@link JndiLocatorDelegate}. * Tests for {@link JndiLocatorDelegate}.
* *
* @author Phillip Webb * @author Phillip Webb
* @author Juergen Hoeller
*/ */
public class JndiLocatorDelegateTests { public class JndiLocatorDelegateTests {
@Test @Test
public void isDefaultJndiEnvironmentAvailableFalse() { public void isDefaultJndiEnvironmentAvailableFalse() throws Exception {
assertThat(JndiLocatorDelegate.isDefaultJndiEnvironmentAvailable(), equalTo(false)); Field builderField = NamingManager.class.getDeclaredField("initctx_factory_builder");
builderField.setAccessible(true);
Object oldBuilder = builderField.get(null);
builderField.set(null, null);
try {
assertThat(JndiLocatorDelegate.isDefaultJndiEnvironmentAvailable(), equalTo(false));
}
finally {
builderField.set(null, oldBuilder);
}
} }
} }