merge: #10639

10639: [Backport stable/8.1] test: fix unfinished stubbing of command response writer r=oleschoenburg a=backport-action

# Description
Backport of #10605 to `stable/8.1`.

relates to #10604

Co-authored-by: Ole Schönburg <ole.schoenburg@gmail.com>

engine/src/test/java/io/camunda/zeebe/engine/processing/processinstance/CreateProcessInstanceWithResultTest.java

@@ -36,24 +36,23 @@ public final class CreateProcessInstanceWithResultTest {
   @ClassRule public static final EngineRule ENGINE = EngineRule.singlePartition();
   private static final BpmnModelInstance PROCESS =
       Bpmn.createExecutableProcess("PROCESS").startEvent().endEvent().done();
+  private static ProcessInstanceResultRecord response;
+  private static CommandResponseWriter mockCommandResponseWriter;
 
   @Rule
   public final RecordingExporterTestWatcher recordingExporterTestWatcher =
       new RecordingExporterTestWatcher();
 
-  private ProcessInstanceResultRecord response;
-  private CommandResponseWriter mockCommandResponseWriter;
-
   @BeforeClass
   public static void init() {
+    mockCommandResponseWriter = ENGINE.getCommandResponseWriter();
+    interceptResponseWriter(mockCommandResponseWriter);
     ENGINE.deployment().withXmlResource(PROCESS).deploy();
   }
 
   @Before
-  public void setUp() {
-    mockCommandResponseWriter = ENGINE.getCommandResponseWriter();
+  public void reset() {
     Mockito.clearInvocations(mockCommandResponseWriter);
-    interceptResponseWriter(mockCommandResponseWriter);
   }
 
   @Test
@@ -159,7 +158,8 @@ public void shouldSendRejectionImmediately() {
     verify(ENGINE.getCommandResponseWriter(), timeout(1000).times(1)).tryWriteResponse(3, 3);
   }
 
-  private void interceptResponseWriter(final CommandResponseWriter mockCommandResponseWriter) {
+  private static void interceptResponseWriter(
+      final CommandResponseWriter mockCommandResponseWriter) {
     doAnswer(
             (Answer<CommandResponseWriter>)
                 (invocation -> {