Initial commit: AI Novel Generation Tool with prologue support and progress tracking

tests/test_llm_providers.py

@@ -0,0 +1,112 @@
+"""Tests for LLM provider factory."""
+
+import pytest
+from unittest.mock import Mock, patch
+
+from ai_novel.llm_providers import LLMProviderFactory
+
+
+def test_create_openai_llm():
+    """Test creating OpenAI LLM."""
+    config = {
+        "type": "openai",
+        "model": "gpt-4",
+        "temperature": 0.7,
+        "max_tokens": 2000,
+        "api_key": "test-key"
+    }
+    
+    with patch('ai_novel.llm_providers.ChatOpenAI') as mock_openai:
+        mock_instance = Mock()
+        mock_openai.return_value = mock_instance
+        
+        llm = LLMProviderFactory.create_llm(config)
+        
+        mock_openai.assert_called_once_with(
+            model="gpt-4",
+            temperature=0.7,
+            max_tokens=2000,
+            openai_api_key="test-key",
+            openai_api_base=None
+        )
+        assert llm == mock_instance
+
+
+def test_create_openai_compatible_llm():
+    """Test creating OpenAI-compatible LLM."""
+    config = {
+        "type": "openai_compatible",
+        "model": "anthropic/claude-3-haiku",
+        "temperature": 0.8,
+        "max_tokens": 1500,
+        "api_key": "test-key",
+        "base_url": "https://openrouter.ai/api/v1"
+    }
+    
+    with patch('ai_novel.llm_providers.ChatOpenAI') as mock_openai:
+        mock_instance = Mock()
+        mock_openai.return_value = mock_instance
+        
+        llm = LLMProviderFactory.create_llm(config)
+        
+        mock_openai.assert_called_once_with(
+            model="anthropic/claude-3-haiku",
+            temperature=0.8,
+            max_tokens=1500,
+            openai_api_key="test-key",
+            openai_api_base="https://openrouter.ai/api/v1"
+        )
+        assert llm == mock_instance
+
+
+def test_create_ollama_llm():
+    """Test creating Ollama LLM."""
+    config = {
+        "type": "ollama",
+        "model": "llama3.1",
+        "temperature": 0.6,
+        "base_url": "http://localhost:11434"
+    }
+    
+    with patch('ai_novel.llm_providers.ChatOllama') as mock_ollama:
+        mock_instance = Mock()
+        mock_ollama.return_value = mock_instance
+        
+        llm = LLMProviderFactory.create_llm(config)
+        
+        mock_ollama.assert_called_once_with(
+            model="llama3.1",
+            temperature=0.6,
+            base_url="http://localhost:11434"
+        )
+        assert llm == mock_instance
+
+
+def test_unsupported_provider_type():
+    """Test error handling for unsupported provider type."""
+    config = {
+        "type": "unsupported_provider",
+        "model": "some-model"
+    }
+    
+    with pytest.raises(ValueError, match="Unsupported provider type: unsupported_provider"):
+        LLMProviderFactory.create_llm(config)
+
+
+def test_default_values():
+    """Test that default values are used when not specified."""
+    config = {"type": "openai"}
+    
+    with patch('ai_novel.llm_providers.ChatOpenAI') as mock_openai:
+        mock_instance = Mock()
+        mock_openai.return_value = mock_instance
+        
+        llm = LLMProviderFactory.create_llm(config)
+        
+        mock_openai.assert_called_once_with(
+            model="gpt-3.5-turbo",  # default
+            temperature=0.7,        # default
+            max_tokens=2000,        # default
+            openai_api_key=None,
+            openai_api_base=None
+        )