From e7946fa571a07fa2ff014a735eb4b7b02bf6bb37 Mon Sep 17 00:00:00 2001
From: Fabio Valentini <decathorpe@gmail.com>
Date: Fri, 17 Nov 2023 23:49:26 +0100
Subject: [PATCH] conf: ensure that "hidden" features actually exist during
 validation

---
 rust2rpm/conf.py            | 4 ++++
 rust2rpm/tests/test_conf.py | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/rust2rpm/conf.py b/rust2rpm/conf.py
index 0f22493..5363812 100644
--- a/rust2rpm/conf.py
+++ b/rust2rpm/conf.py
@@ -468,6 +468,10 @@ class TomlConf:
                 for enabled in enable_list:
                     if enabled not in features:
                         raise ConfError(f'Unrecognized "enabled" feature: {enabled!r}')
+            if hide_list := features_list.get("hide"):
+                for hidden in hide_list:
+                    if hidden not in features:
+                        raise ConfError(f'Unrecognized "hidden" feature: {hidden!r}')
 
         if requires_table := toml.get("requires"):
             if features_list := requires_table.get("features"):
diff --git a/rust2rpm/tests/test_conf.py b/rust2rpm/tests/test_conf.py
index 4248e1d..dbf756f 100644
--- a/rust2rpm/tests/test_conf.py
+++ b/rust2rpm/tests/test_conf.py
@@ -92,7 +92,7 @@ def test_ini_conf_load(
         ),
         (
             "chrono-0.4.23.rust2rpm.toml",
-            set(),
+            {"__doctest"},
             TomlConf(
                 {
                     "features": {