1 files changed, 20 insertions, 0 deletions
diff --git a/test_llamachat.py b/test_llamachat.py
index 6a5c0e6..09d6203 100755
--- a/test_llamachat.py
+++ b/test_llamachat.py
@@ -958,6 +958,26 @@ def test_provider_parsing():
     # Unset numbers stay None so "unknown" is distinguishable from zero.
     assert parsed["local"].ctx_size is None
     assert parsed["local"].price_in is None
+
+    # A [providers.local] that omits base_url inherits the bare one rather
+    # than shadowing the local provider out of existence.
+    partial = providers.parse(
+        {
+            "base_url": "http://localhost:8181",
+            "providers": {"local": {"api_key": "env:SOME_VAR"}},
+        }
+    )
+    assert set(partial) == {"local"}
+    assert partial["local"].base_url == "http://localhost:8181"
+    # The explicit entry's own fields survive the merge.
+    assert partial["local"].api_key == "env:SOME_VAR"
+
+    # A filter given as a bare string is one needle, not four.
+    stringy = providers.parse(
+        {"providers": {"p": {"base_url": "http://x.example.org",
+                             "filter": "qwen"}}}
+    )
+    assert stringy["p"].filter == ["qwen"]
     print("ok  provider config parsing")