fix: remove unused imports from test files

.tests/test_ollama_client.py

@@ -0,0 +1,131 @@
+"""Tests for Ollama client module."""
+
+from unittest.mock import Mock, patch, MagicMock
+
+from shellgenius.ollama_client import OllamaClient, get_ollama_client
+
+
+class TestOllamaClient:
+    """Test Ollama client functionality."""
+
+    @patch('shellgenius.ollama_client.ollama.Client')
+    def test_client_initialization(self, mock_client_class):
+        """Test client initialization."""
+        mock_client = Mock()
+        mock_client_class.return_value = mock_client
+
+        client = OllamaClient(host="localhost:11434", model="codellama")
+
+        assert client.host == "localhost:11434"
+        assert client.model == "codellama"
+
+    @patch('shellgenius.ollama_client.ollama.Client')
+    def test_list_models(self, mock_client_class):
+        """Test listing models."""
+        mock_client = Mock()
+        mock_client.list.return_value = {
+            "models": [
+                {"name": "codellama:latest"},
+                {"name": "llama2:latest"},
+            ]
+        }
+        mock_client_class.return_value = mock_client
+
+        client = OllamaClient()
+        models = client.list_models()
+
+        assert len(models) == 2
+        assert "codellama:latest" in models
+
+    @patch('shellgenius.ollama_client.ollama.Client')
+    def test_generate_success(self, mock_client_class):
+        """Test successful generation."""
+        mock_client = Mock()
+        mock_client.generate.return_value = {
+            "response": "echo hello"
+        }
+        mock_client_class.return_value = mock_client
+
+        client = OllamaClient()
+        result = client.generate("test prompt")
+
+        assert result["success"] is True
+        assert result["response"]["response"] == "echo hello"
+
+    @patch('shellgenius.ollama_client.ollama.Client')
+    def test_generate_failure(self, mock_client_class):
+        """Test failed generation."""
+        mock_client = Mock()
+        mock_client.generate.side_effect = Exception("Connection failed")
+        mock_client_class.return_value = mock_client
+
+        client = OllamaClient()
+        result = client.generate("test prompt")
+
+        assert result["success"] is False
+        assert "error" in result
+
+    @patch('shellgenius.ollama_client.ollama.Client')
+    def test_chat_success(self, mock_client_class):
+        """Test successful chat."""
+        mock_client = Mock()
+        mock_client.chat.return_value = {
+            "message": {"content": "Hello!"}
+        }
+        mock_client_class.return_value = mock_client
+
+        client = OllamaClient()
+        messages = [{"role": "user", "content": "Hi"}]
+        result = client.chat(messages)
+
+        assert result["success"] is True
+
+    @patch('shellgenius.ollama_client.ollama.Client')
+    def test_pull_model(self, mock_client_class):
+        """Test pulling a model."""
+        mock_client = Mock()
+        mock_client.pull.return_value = {"status": "success"}
+        mock_client_class.return_value = mock_client
+
+        client = OllamaClient()
+        result = client.pull_model("llama2")
+
+        assert result is True
+        mock_client.pull.assert_called_once_with("llama2")
+
+    @patch('shellgenius.ollama_client.ollama.Client')
+    def test_is_available_true(self, mock_client_class):
+        """Test availability check when available."""
+        mock_client = Mock()
+        mock_client.list.return_value = {"models": []}
+        mock_client_class.return_value = mock_client
+
+        client = OllamaClient()
+        assert client.is_available() is True
+
+    @patch('shellgenius.ollama_client.ollama.Client')
+    def test_is_available_false(self, mock_client_class):
+        """Test availability check when not available."""
+        mock_instance = MagicMock()
+        mock_instance.list.side_effect = Exception("Connection refused")
+        mock_client_class.return_value = mock_instance
+
+        with patch.object(OllamaClient, 'list_models', side_effect=Exception("Connection refused")):
+            client = OllamaClient()
+            result = client.is_available()
+            assert result is False
+
+
+class TestGetOllamaClient:
+    """Test get_ollama_client convenience function."""
+
+    @patch('shellgenius.ollama_client.ollama.Client')
+    def test_get_client(self, mock_client_class):
+        """Test getting client instance."""
+        mock_client = Mock()
+        mock_client_class.return_value = mock_client
+
+        client = get_ollama_client(host="localhost:11434")
+
+        assert isinstance(client, OllamaClient)
+        assert client.host == "localhost:11434"