From c00939d0a6f63df19fbd2135775aba58f713052c Mon Sep 17 00:00:00 2001
From: MPins <mpinsdorf@gmail.com>
Date: Tue, 22 Jul 2025 23:35:55 -0300
Subject: [PATCH] lntest: add functions for DeleteCanceledInvoice itest

---
 lntest/rpc/lnd.go | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/lntest/rpc/lnd.go b/lntest/rpc/lnd.go
index e8f359be6..265aab91a 100644
--- a/lntest/rpc/lnd.go
+++ b/lntest/rpc/lnd.go
@@ -831,3 +831,29 @@ func (h *HarnessRPC) SubscribePeerEvents(
 
 	return resp
 }
+
+// DeleteCanceledInvoice makes a RPC call to the node's DeleteCanceledInvoice
+// and asserts.
+func (h *HarnessRPC) DeleteCanceledInvoice(
+	req *lnrpc.DelCanceledInvoiceReq) *lnrpc.DelCanceledInvoiceResp {
+
+	ctxt, cancel := context.WithTimeout(h.runCtx, DefaultTimeout)
+	defer cancel()
+
+	resp, err := h.LN.DeleteCanceledInvoice(ctxt, req)
+	h.NoError(err, "DeleteCanceledInvoice")
+
+	return resp
+}
+
+// DeleteCanceledInvoiceAssertErr makes a RPC call to the node's
+// DeleteCanceledInvoice and asserts if an RPC error is returned.
+func (h *HarnessRPC) DeleteCanceledInvoiceAssertErr(
+	req *lnrpc.DelCanceledInvoiceReq, errStr string) {
+
+	ctxt, cancel := context.WithTimeout(h.runCtx, DefaultTimeout)
+	defer cancel()
+
+	_, err := h.LN.DeleteCanceledInvoice(ctxt, req)
+	require.ErrorContains(h, err, errStr)
+}