renepay: add test_unannounced

Changelog-None.

Signed-off-by: Lagrang3 <[email protected]>

Author: Lagrang3

tests/test_renepay.py

@@ -856,3 +856,18 @@ def test_offer_selfpay(node_factory):
     offer = l1.rpc.offer(amount="2msat", description="test_offer_path_self")["bolt12"]
     inv = l1.rpc.fetchinvoice(offer)["invoice"]
     l1.rpc.call("renepay", {"invstring": inv})
+
+
+def test_unannounced(node_factory):
+    l1, l2 = node_factory.line_graph(2, announce_channels=False)
+    # BOLT11 direct peer
+    b11 = l2.rpc.invoice(
+        "100sat", "test_renepay_unannounced", "test_renepay_unannounced"
+    )["bolt11"]
+    ret = l1.rpc.call("renepay", {"invstring": b11})
+    assert ret["status"] == "complete"
+    # BOLT12 direct peer
+    offer = l2.rpc.offer("any")["bolt12"]
+    b12 = l1.rpc.fetchinvoice(offer, "21sat")["invoice"]
+    ret = l1.rpc.call("renepay", {"invstring": b12})
+    assert ret["status"] == "complete"