support non value for test config

llama_stack/providers/tests/agents/conftest.py

@@ -92,7 +92,7 @@ def pytest_generate_tests(metafunc):
         config_override_safety_shield,
         custom_provider_fixtures,
     ) = (None, None, None)
-    if test_config is not None:
+    if test_config is not None and test_config.agent is not None:
         config_override_inference_models = test_config.agent.fixtures.inference_models
         config_override_safety_shield = test_config.agent.fixtures.safety_shield
         custom_provider_fixtures = get_provider_fixtures_from_config(

llama_stack/providers/tests/conftest.py

@@ -189,6 +189,8 @@ def pytest_collection_modifyitems(session, config, items):
     required_tests = defaultdict(set)
     test_configs = [test_config.inference, test_config.memory, test_config.agent]
     for test_config in test_configs:
+        if test_config is None:
+            continue
         for test in test_config.tests:
             arr = test.split("::")
             if len(arr) != 2:

llama_stack/providers/tests/memory/conftest.py

@@ -72,11 +72,15 @@ def pytest_generate_tests(metafunc):
     test_config = try_load_config_file_cached(metafunc.config.getoption("config"))
     provider_fixtures_config = (
         test_config.memory.fixtures.provider_fixtures
-        if test_config is not None
+        if test_config is not None and test_config.memory is not None
         else None
     )
-    custom_fixtures = get_provider_fixtures_from_config(
-        provider_fixtures_config, DEFAULT_PROVIDER_COMBINATIONS
+    custom_fixtures = (
+        get_provider_fixtures_from_config(
+            provider_fixtures_config, DEFAULT_PROVIDER_COMBINATIONS
+        )
+        if provider_fixtures_config is not None
+        else None
     )
     if "embedding_model" in metafunc.fixturenames:
         model = metafunc.config.getoption("--embedding-model")

llama_stack/providers/tests/test_config_helper.py

@@ -18,10 +18,10 @@ class APITestConfig(BaseModel):
 
     class Fixtures(BaseModel):
         # provider fixtures can be either a mark or a dictionary of api -> providers
-        provider_fixtures: List[Dict[str, str]]
+        provider_fixtures: List[Dict[str, str]] = Field(default_factory=list)
         inference_models: List[str] = Field(default_factory=list)
-        safety_shield: Optional[str]
-        embedding_model: Optional[str]
+        safety_shield: Optional[str] = Field(default_factory=None)
+        embedding_model: Optional[str] = Field(default_factory=None)
 
     fixtures: Fixtures
     tests: List[str] = Field(default_factory=list)
@@ -32,8 +32,8 @@ class APITestConfig(BaseModel):
 class TestConfig(BaseModel):
 
     inference: APITestConfig
-    agent: APITestConfig
-    memory: APITestConfig
+    agent: Optional[APITestConfig] = Field(default=None)
+    memory: Optional[APITestConfig] = Field(default=None)
 
 
 CONFIG_CACHE = None