add result

Author: zhongkechen

sdk-integration-tests/src/test/java/software/amazon/lambda/durable/ParallelIntegrationTest.java

@@ -602,12 +602,11 @@ void testParallelWithMinSuccessful_earlyTermination() {
         assertEquals(
                 ExecutionStatus.SUCCEEDED,
                 result.getStatus(),
-                "Failed with error: "
-                        + String.join(
-                                " ",
-                                result.getOperations().stream()
-                                        .map(TestOperation::toString)
-                                        .toList()));
+                String.join(
+                        " ",
+                        result.getOperations().stream()
+                                .map(TestOperation::toString)
+                                .toList()));
     }
 
     @Test

sdk/src/main/java/software/amazon/lambda/durable/operation/ConcurrencyOperation.java

@@ -260,7 +260,12 @@ private BaseDurableOperation waitForChildCompletion(
                 executionManager.deregisterActiveThread(threadContext.threadId());
             }
         }
-        return future.thenApply(o -> (BaseDurableOperation) o).join();
+        try {
+            return future.thenApply(o -> (BaseDurableOperation) o).join();
+        } catch (Throwable throwable) {
+            ExceptionHelper.sneakyThrow(ExceptionHelper.unwrapCompletableFuture(throwable));
+            throw throwable;
+        }
     }
 
     /**