chore: clean imports and restore test coverage

tests/test_agent.py

@@ -4,8 +4,11 @@ from voice_assistant.agent import MockAgentAdapter
 
 
 @pytest.mark.anyio
-async def text_mock_agent_process_text():
-    agent = MackAgentAdapter()
+async def test_mock_agent_process_text():
+    """
+    Verify that the mock Agent returns the expected response.
+    """
+    agent = MockAgentAdapter()
 
     response = await agent.process(
         session_id="session-1",
@@ -21,20 +24,21 @@ async def text_mock_agent_process_text():
 
 @pytest.mark.anyio
 async def test_mock_agent_records_call():
+    """
+    Verify that the mock Agent records its invocation.
+    """
     agent = MockAgentAdapter()
 
     await agent.process(
         session_id="session-1",
         turn_id=7,
-        text= "Olá",
+        text="Olá",
     )
 
-
     assert agent.calls == [
         (
             "session-1",
             7,
             "Olá",
         )
-    ]
-
+    ]

tests/test_config.py

@@ -37,7 +37,6 @@ Architecture:
 import pytest
 import yaml
 
-from voice_assistant.config.loader import load_config
 from voice_assistant.config.loader import (
     load_config,
     load_provider_catalog,
@@ -167,7 +166,7 @@ def test_load_provider_catalog_missing_file(tmp_path):
         )
 
 
-def test_load_config_uses_app_env(
+def test_load_config_uses_development_app_env(
     tmp_path,
     monkeypatch,
 ):
@@ -220,7 +219,7 @@ def test_load_config_rejects_unknown_environment(
             config_dir=tmp_path,
         )
 
-def test_load_config_uses_app_env(
+def test_load_config_uses_staging_app_env(
     tmp_path,
     monkeypatch,
 ):
@@ -273,16 +272,3 @@ agent:
 
     assert config.agent.provider == "mock"
 
-
-def test_load_config_rejects_unknown_environment(
-    tmp_path,
-):
-    with pytest.raises(
-        FileNotFoundError,
-        match="Configuration file not found",
-    ):
-        load_config(
-            environment="does-not-exist",
-            config_dir=tmp_path,
-        )
-

tests/test_gateway.py

@@ -19,7 +19,6 @@ from voice_assistant.audio_gateway.app.protocol import (
 )
 
 # Teste Agent
-from voice_assistant.agent.adapter import AgentAdapter
 from voice_assistant.agent.mock import MockAgentAdapter
 
 # Teste TTS

tests/test_turn_manager.py

@@ -56,18 +56,6 @@ def test_cannot_start_second_turn():
         manager.start(2)
 
 
-def test_cannot_stop_before_completed():
-    manager = TurnManager()
-
-    manager.start(1)
-
-    with pytest.raises(
-        RuntimeError,
-        match="final transcript",
-    ):
-        manager.stop(1)
-
-
 def test_interrupt():
     manager = TurnManager()
 
@@ -152,7 +140,7 @@ def test_tts_completion_requires_speaking_state():
         manager.on_tts_complete(1)
 
 
-def test_cannot_stop_before_completed():
+def test_cannot_stop_while_listening():
     manager = TurnManager()
 
     manager.start(1)