From 2ad6d831e998934128512b020f100f2169b8b9b7 Mon Sep 17 00:00:00 2001
From: David Caseria <davidcaseria@gmail.com>
Date: Tue, 5 Nov 2024 09:03:41 -0500
Subject: [PATCH] Add FakeWallet invoice features tag for supported payment
 secret (#609)

---
 cashu/lightning/fake.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/cashu/lightning/fake.py b/cashu/lightning/fake.py
index 1d3cbab..51146f1 100644
--- a/cashu/lightning/fake.py
+++ b/cashu/lightning/fake.py
@@ -7,6 +7,9 @@ from typing import AsyncGenerator, Dict, List, Optional
 
 from bolt11 import (
     Bolt11,
+    Feature,
+    FeatureState,
+    Features,
     MilliSatoshi,
     TagChar,
     Tags,
@@ -90,6 +93,7 @@ class FakeWallet(LightningBackend):
     ) -> InvoiceResponse:
         self.assert_unit_supported(amount.unit)
         tags = Tags()
+        tags.add(TagChar.features, Features.from_feature_list({Feature.payment_secret: FeatureState.supported}))
 
         if description_hash:
             tags.add(TagChar.description_hash, description_hash.hex())