Add a TCK test to verify that the default ExceptionMapper can be over…

…ridden.

Signed-off-by: Adam Anderson <[email protected]>

jaxrs-tck/src/main/java/ee/jakarta/tck/ws/rs/ee/resource/webappexception/mapper/JAXRSClientIT.java

@@ -30,9 +30,9 @@
 import org.junit.jupiter.api.TestInfo;
 import org.junit.jupiter.api.extension.ExtendWith;
 
-import jakarta.ws.rs.core.Response.Status;
 import ee.jakarta.tck.ws.rs.common.JAXRSCommonClient;
 import ee.jakarta.tck.ws.rs.lib.util.TestUtil;
+import jakarta.ws.rs.core.Response.Status;
 
 /*
  * @class.setup_props: webServerHost;
@@ -312,4 +312,16 @@ public void webApplicationExceptionHasResponseWithoutEntityDoesUseMapperTest()
       invoke();
     }
   }
+
+  /*
+   * @testName: overrideDefaultExceptionMapperTest
+   * 
+   * @test_Strategy: The default ExceptionMapper must be able to be overridden.
+   */
+  @Test
+  public void overrideDefaultExceptionMapperTest() throws Fault {
+    setProperty(REQUEST, buildRequest(GET, "throwable"));
+    setProperty(STATUS_CODE, "512");
+    invoke();
+  }
 }

jaxrs-tck/src/main/java/ee/jakarta/tck/ws/rs/ee/resource/webappexception/mapper/OverridenDefaultExceptionMapper.java

@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2024 Contributors to the Eclipse Foundation
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v. 2.0, which is available at
+ * http://www.eclipse.org/legal/epl-2.0.
+ *
+ * This Source Code may also be made available under the following Secondary
+ * Licenses when the conditions for such availability set forth in the
+ * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
+ * version 2 with the GNU Classpath Exception, which is available at
+ * https://www.gnu.org/software/classpath/license.html.
+ *
+ * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
+ */
+package ee.jakarta.tck.ws.rs.ee.resource.webappexception.mapper;
+
+import jakarta.ws.rs.core.Response;
+import jakarta.ws.rs.ext.ExceptionMapper;
+
+public class OverridenDefaultExceptionMapper implements ExceptionMapper<Throwable> {
+
+    /*
+     * 4.4. Exception Mapping Providers states:
+     * "A JAX-RS implementation MUST include a default exception mapping provider
+     * that implements ExceptionMapper<Throwable> and which SHOULD set the
+     * response status to 500."
+     * 
+     * This class should override the default ExceptionMapper and set the
+     * response status to 512 to verify that the default ExceptionMapper
+     * was overriden.
+     */
+  @Override
+  public Response toResponse(Throwable throwable) {
+    return Response.status(512).build();
+  }
+
+}

jaxrs-tck/src/main/java/ee/jakarta/tck/ws/rs/ee/resource/webappexception/mapper/Resource.java

@@ -91,6 +91,12 @@ public String throwIOExecption() {
     throw new ClassCastException("ERROR");
   }
 
+  @GET
+  @Path("throwable")
+  public String throwThrowable() throws Throwable {
+    throw new Throwable("ERROR");
+  }
+
   IOException getIOException() {
     IOException ioe = new IOException("You should NOT see this message");
     return ioe;