abstractRequestCallback.onFailure(new IllegalStateException(DUMMY_MESSAGE_ILLEGAL_STATE_EXCEPTION));
final ListenableFuture futureResult = dummyRequestContext.getFuture();
RpcError rpcError = provideRpcError(futureResult);
assertEquals(DUMMY_MESSAGE_ILLEGAL_STATE_EXCEPTION, rpcError.getMessage());
abstractRequestCallback.onFailure(new IllegalStateException(DUMMY_MESSAGE_ILLEGAL_STATE_EXCEPTION));
final ListenableFuture futureResult = dummyRequestContext.getFuture();
RpcError rpcError = provideRpcError(futureResult);
assertEquals(DUMMY_MESSAGE_ILLEGAL_STATE_EXCEPTION, rpcError.getMessage());