Add a test

hapi-fhir-base/src/main/java/ca/uhn/fhir/rest/server/exceptions/BaseServerResponseException.java

@@ -177,8 +177,9 @@ public abstract class BaseServerResponseException extends RuntimeException {
 	 * to this exception (ie to the constructor) is considered trusted and is safe to
 	 * return to the calling client.
 	 */
-	public void setErrorMessageTrusted(boolean theErrorMessageTrusted) {
+	public BaseServerResponseException setErrorMessageTrusted(boolean theErrorMessageTrusted) {
 		myErrorMessageTrusted = theErrorMessageTrusted;
+		return this;
 	}
 
 	/**

hapi-fhir-base/src/test/java/ca/uhn/fhir/rest/server/exceptions/BaseServerResponseExceptionTest.java

@@ -0,0 +1,15 @@
+package ca.uhn.fhir.rest.server.exceptions;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+public class BaseServerResponseExceptionTest {
+
+	@Test
+	public void testTrusted() {
+		assertTrue(new InternalErrorException("aaa").setErrorMessageTrusted(true).isErrorMessageTrusted());
+	}
+
+
+}