fix remaining unit tests

Author: dlqqq

packages/jupyter-ai/jupyter_ai/tests/test_config_manager.py

@@ -233,7 +233,7 @@ def configure_with_fields(cm: ConfigManager, completions: bool = False):
 
 def test_snapshot_default_config(cm: ConfigManager, snapshot):
     config_from_cm: DescribeConfigResponse = cm.get_config()
-    assert config_from_cm == snapshot(exclude=lambda prop, path: prop == "last_read")
+    assert config_from_cm.model_dump() == snapshot(exclude=lambda prop, path: prop == "last_read")
 
 
 def test_init_with_existing_config(cm: ConfigManager, common_cm_kwargs):

packages/jupyter-ai/jupyter_ai/tests/test_context_providers.py

@@ -11,7 +11,7 @@
 @pytest.fixture
 def human_chat_message() -> HumanChatMessage:
     chat_client = ChatClient(
-        id=0, username="test", initials="test", name="test", display_name="test"
+        id="test-client-uuid", username="test", initials="test", name="test", display_name="test"
     )
     prompt = (
         "@file:test1.py @file @file:dir/test2.md test test\n"

packages/jupyter-ai/jupyter_ai/tests/test_handlers.py

@@ -88,7 +88,7 @@ class TestException(Exception):
 @pytest.fixture
 def chat_client():
     return ChatClient(
-        id=0, username="test", initials="test", name="test", display_name="test"
+        id="test-client-uuid", username="test", initials="test", name="test", display_name="test"
     )