From d57af5c1d16429660e265ac884797e68be8e94b1 Mon Sep 17 00:00:00 2001
From: Xubin Ren <xubinrencs@gmail.com>
Date: Thu, 16 Apr 2026 13:26:52 +0000
Subject: [PATCH] test(channels): cover groq transcription api base propagation

---
 tests/channels/test_channel_plugins.py | 34 +++++++++++++++++++++++++-
 1 file changed, 33 insertions(+), 1 deletion(-)

diff --git a/tests/channels/test_channel_plugins.py b/tests/channels/test_channel_plugins.py
index 584b5864f..11d6aa0af 100644
--- a/tests/channels/test_channel_plugins.py
+++ b/tests/channels/test_channel_plugins.py
@@ -175,7 +175,7 @@ async def test_manager_loads_plugin_from_dict_config():
         channels=ChannelsConfig.model_validate({
             "fakeplugin": {"enabled": True, "allowFrom": ["*"]},
         }),
-        providers=SimpleNamespace(groq=SimpleNamespace(api_key="")),
+        providers=SimpleNamespace(groq=SimpleNamespace(api_key="", api_base="")),
     )
 
     with patch(
@@ -193,6 +193,38 @@ async def test_manager_loads_plugin_from_dict_config():
     assert isinstance(mgr.channels["fakeplugin"], _FakePlugin)
 
 
+@pytest.mark.asyncio
+async def test_manager_propagates_groq_transcription_api_base_to_channels():
+    from nanobot.channels.manager import ChannelManager
+
+    fake_config = SimpleNamespace(
+        channels=ChannelsConfig.model_validate({
+            "fakeplugin": {"enabled": True, "allowFrom": ["*"]},
+        }),
+        transcription_provider="groq",
+        providers=SimpleNamespace(
+            groq=SimpleNamespace(api_key="groq-key", api_base="http://proxy.local/v1/audio/transcriptions"),
+            openai=SimpleNamespace(api_key="openai-key", api_base="https://api.openai.com/v1/audio/transcriptions"),
+        ),
+    )
+
+    with patch(
+        "nanobot.channels.registry.discover_all",
+        return_value={"fakeplugin": _FakePlugin},
+    ):
+        mgr = ChannelManager.__new__(ChannelManager)
+        mgr.config = fake_config
+        mgr.bus = MessageBus()
+        mgr.channels = {}
+        mgr._dispatch_task = None
+        mgr._init_channels()
+
+    channel = mgr.channels["fakeplugin"]
+    assert channel.transcription_provider == "groq"
+    assert channel.transcription_api_key == "groq-key"
+    assert channel.transcription_api_base == "http://proxy.local/v1/audio/transcriptions"
+
+
 def test_channels_login_uses_discovered_plugin_class(monkeypatch):
     from nanobot.cli.commands import app
     from nanobot.config.schema import Config