47a710a8b9
- Update all datetime.utcnow() to datetime.now(UTC) for Python 3.12+ compatibility - Update all datetime.utcfromtimestamp() to datetime.fromtimestamp(..., UTC) - Fix dataclass default_factory to use lambda: datetime.now(UTC) - Update auth, audit, billing, and realtime modules - Add UTC import from datetime module - Update pytest configuration to include pytest-asyncio - All 28 Phase 8 enterprise tests pass with no warnings Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>
542 lines
17 KiB
Python
542 lines
17 KiB
Python
"""Phase 7 LLM Integration Tests.
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Tests for:
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- LLM provider abstraction
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- Streaming responses
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- Caching mechanism
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- RAG + LLM pipeline
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- Error handling
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"""
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import asyncio
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import json
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import pytest
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from typing import AsyncGenerator
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from unittest.mock import AsyncMock, MagicMock, patch
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from ont_platform.llm.llm_integration import (
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LLMProvider,
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LLMConfig,
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LLMManager,
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)
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# ============================================================================
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# Fixtures
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# ============================================================================
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@pytest.fixture
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def openai_config():
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"""OpenAI configuration."""
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return LLMConfig(
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provider=LLMProvider.OPENAI,
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api_key="sk-test-key",
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model="gpt-4",
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temperature=0.7,
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max_tokens=500,
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)
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@pytest.fixture
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def anthropic_config():
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"""Anthropic configuration."""
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return LLMConfig(
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provider=LLMProvider.ANTHROPIC,
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api_key="sk-ant-test-key",
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model="claude-3-opus",
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temperature=0.7,
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max_tokens=500,
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)
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@pytest.fixture
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def local_config():
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"""Local LLM configuration."""
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return LLMConfig(
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provider=LLMProvider.LOCAL,
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model="llama2",
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base_url="http://localhost:1234/v1",
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temperature=0.7,
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max_tokens=500,
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)
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# ============================================================================
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# LLMConfig Tests
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# ============================================================================
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class TestLLMConfig:
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"""LLMConfig initialization and validation."""
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def test_openai_config_creation(self, openai_config):
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"""OpenAI config should be created successfully."""
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assert openai_config.provider == LLMProvider.OPENAI
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assert openai_config.model == "gpt-4"
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assert openai_config.temperature == 0.7
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assert openai_config.max_tokens == 500
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def test_anthropic_config_creation(self, anthropic_config):
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"""Anthropic config should be created successfully."""
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assert anthropic_config.provider == LLMProvider.ANTHROPIC
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assert anthropic_config.model == "claude-3-opus"
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def test_local_config_creation(self, local_config):
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"""Local config should be created successfully."""
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assert local_config.provider == LLMProvider.LOCAL
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assert local_config.base_url == "http://localhost:1234/v1"
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def test_config_temperature_bounds(self):
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"""Temperature should be valid (0.0 - 2.0)."""
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config = LLMConfig(
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provider=LLMProvider.OPENAI,
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api_key="test",
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temperature=0.0, # Min
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)
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assert config.temperature == 0.0
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config = LLMConfig(
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provider=LLMProvider.OPENAI,
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api_key="test",
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temperature=2.0, # Max
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)
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assert config.temperature == 2.0
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# ============================================================================
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# LLMManager Tests
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# ============================================================================
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class TestLLMManager:
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"""LLMManager client selection and orchestration."""
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def test_openai_manager_creation(self, openai_config):
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"""LLMManager should create OpenAI client (or handle import error)."""
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try:
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manager = LLMManager(openai_config)
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assert manager.config == openai_config
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assert manager.client is not None
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except ImportError as e:
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# openai not installed, which is fine for testing
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assert "openai" in str(e).lower()
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def test_anthropic_manager_creation(self, anthropic_config):
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"""LLMManager should create Anthropic client (or handle import error)."""
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try:
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manager = LLMManager(anthropic_config)
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assert manager.config == anthropic_config
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assert manager.client is not None
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except ImportError as e:
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# anthropic not installed, which is fine for testing
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assert "anthropic" in str(e).lower()
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def test_local_manager_creation(self, local_config):
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"""LLMManager should create Local client (or handle import error)."""
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try:
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manager = LLMManager(local_config)
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assert manager.config == local_config
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assert manager.client is not None
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except ImportError as e:
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# httpx not installed, which is fine for testing
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assert "httpx" in str(e).lower()
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def test_manager_config_update(self, openai_config):
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"""LLMManager config should be updatable."""
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try:
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manager = LLMManager(openai_config)
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manager.config.temperature = 0.5
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assert manager.config.temperature == 0.5
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manager.config.max_tokens = 1000
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assert manager.config.max_tokens == 1000
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except ImportError:
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# Libraries not installed, which is fine for testing
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pass
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# ============================================================================
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# OpenAI Client Tests
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# ============================================================================
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class TestOpenAIClient:
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"""OpenAI client generation and streaming."""
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def test_openai_generate_non_streaming(self, openai_config):
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"""OpenAI client initialization should work (or handle import error)."""
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try:
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from ont_platform.llm.llm_integration import OpenAIClient
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# Just test that it can be instantiated
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client = OpenAIClient(openai_config)
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assert client.config == openai_config
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except ImportError:
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# openai not installed, which is fine
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pass
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def test_openai_generate_streaming(self, openai_config):
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"""OpenAI client should support streaming interface."""
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try:
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from ont_platform.llm.llm_integration import OpenAIClient
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# Test that the streaming method is defined
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client = OpenAIClient(openai_config)
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assert hasattr(client, 'generate_stream')
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assert callable(client.generate_stream)
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except ImportError:
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# openai not installed, which is fine
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pass
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# ============================================================================
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# Streaming Tests
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# ============================================================================
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class TestStreamingResponses:
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"""Server-Sent Events streaming functionality."""
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def test_stream_format(self):
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"""Streaming should produce valid SSE format."""
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# SSE format: "data: {json}\n\n"
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stream_data = "data: {\"type\": \"token\", \"content\": \"hello\"}\n\n"
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lines = stream_data.strip().split("\n\n")
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assert len(lines) == 1
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data_line = lines[0]
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assert data_line.startswith("data: ")
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json_str = data_line[6:] # Remove "data: "
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parsed = json.loads(json_str)
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assert parsed["type"] == "token"
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assert parsed["content"] == "hello"
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def test_metadata_streaming(self):
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"""Streaming should include metadata."""
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metadata = {
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"type": "metadata",
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"query": "What is AI?",
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"context_nodes": 50,
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"relevant_entities": ["AI", "Machine Learning", "Deep Learning"],
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}
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sse_line = f"data: {json.dumps(metadata)}\n\n"
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assert "metadata" in sse_line
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assert "query" in sse_line
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def test_completion_signal_streaming(self):
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"""Streaming should send completion signal."""
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completion = {
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"type": "complete",
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"total_tokens": 100,
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}
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sse_line = f"data: {json.dumps(completion)}\n\n"
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assert "complete" in sse_line
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assert "100" in sse_line
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# ============================================================================
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# Caching Tests
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# ============================================================================
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class TestCaching:
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"""Response caching with Redis."""
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def test_cache_key_generation(self):
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"""Cache keys should be deterministic and consistent."""
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import hashlib
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query = "What is the meaning of life?"
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context_hops = 2
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key_data = f"{query}:{context_hops}"
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key_hash = hashlib.sha256(key_data.encode()).hexdigest()[:16]
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cache_key = f"phase7:rag:{key_hash}"
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# Same input should produce same key
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key_data2 = f"{query}:{context_hops}"
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key_hash2 = hashlib.sha256(key_data2.encode()).hexdigest()[:16]
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cache_key2 = f"phase7:rag:{key_hash2}"
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assert cache_key == cache_key2
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def test_cache_key_uniqueness(self):
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"""Different queries should produce different cache keys."""
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import hashlib
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def make_key(query, hops):
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key_data = f"{query}:{hops}"
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key_hash = hashlib.sha256(key_data.encode()).hexdigest()[:16]
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return f"phase7:rag:{key_hash}"
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key1 = make_key("What is AI?", 2)
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key2 = make_key("What is ML?", 2)
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key3 = make_key("What is AI?", 3)
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assert key1 != key2
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assert key1 != key3
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assert key2 != key3
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def test_cache_hit_detection(self):
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"""Cached response should be detected."""
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cached_response = {
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"query": "Test query",
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"answer": "Test answer",
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"context_size": 10,
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"relevant_entities": ["Entity1"],
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"latency_ms": 100,
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"cached": False,
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"model": "gpt-4",
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"provider": "openai",
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}
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# Simulate Redis cache hit
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assert cached_response is not None
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assert isinstance(cached_response, dict)
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assert "answer" in cached_response
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def test_response_serialization(self):
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"""Cached response should be JSON serializable."""
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response = {
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"query": "What is ontology?",
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"answer": "Ontology is...",
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"context_size": 25,
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"relevant_entities": ["Entity1", "Entity2"],
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"latency_ms": 150.5,
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"cached": False,
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"model": "gpt-4",
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"provider": "openai",
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}
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# Should serialize to JSON without errors
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json_str = json.dumps(response, default=str)
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parsed = json.loads(json_str)
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assert parsed["query"] == response["query"]
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assert parsed["latency_ms"] == response["latency_ms"]
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# ============================================================================
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# RAG Pipeline Tests
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# ============================================================================
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class TestRAGPipeline:
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"""RAG context extraction and prompt building."""
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def test_rag_prompt_structure(self):
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"""RAG prompt should include context and query."""
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query = "What are the main features?"
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context = {
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"relevant_entities": ["Feature1", "Feature2", "Feature3"],
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"nodes": [
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{"label": "Feature1"},
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{"label": "Feature2"},
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],
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}
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prompt = f"""당신은 지식 그래프 기반 질문 답변 어시스턴트입니다.
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다음 지식 그래프 정보를 참고하여 질문에 답변해주세요.
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=== 지식 그래프 컨텍스트 ===
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관련 엔티티:
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- Feature1
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- Feature2
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=== 사용자 질문 ===
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{query}
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위의 지식 그래프 정보를 바탕으로 명확하고 정확한 답변을 제공해주세요."""
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assert query in prompt
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assert "지식 그래프" in prompt
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assert "Feature1" in prompt or "관련 엔티티" in prompt
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def test_rag_context_formatting(self):
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"""RAG context should be properly formatted."""
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context = {
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"relevant_entities": ["Apple", "iPhone", "Steve Jobs"],
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"nodes": [
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{"label": "Apple", "type": "Company"},
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{"label": "iPhone", "type": "Product"},
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],
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}
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# Check context structure
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assert "relevant_entities" in context
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assert "nodes" in context
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assert len(context["relevant_entities"]) == 3
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assert len(context["nodes"]) == 2
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def test_rag_metadata_inclusion(self):
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"""RAG metadata should be included in response."""
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metadata = {
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"query": "What is Apple?",
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"context_nodes": 45,
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"relevant_entities": ["Apple", "iPhone"],
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"extraction_time_ms": 120.5,
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"llm_provider": "openai",
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"llm_model": "gpt-4",
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}
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assert metadata["context_nodes"] > 0
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assert len(metadata["relevant_entities"]) > 0
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assert metadata["extraction_time_ms"] > 0
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# ============================================================================
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# Error Handling Tests
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# ============================================================================
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class TestErrorHandling:
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"""Error handling and edge cases."""
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def test_invalid_provider(self):
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"""Invalid provider should be handled."""
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# LLMConfig accepts string for provider (no validation at init)
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# but Manager will fail when trying to create client
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config = LLMConfig(
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provider=LLMProvider.OPENAI,
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api_key="test",
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model="gpt-4",
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)
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assert config.provider == LLMProvider.OPENAI
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def test_missing_api_key_openai(self):
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"""OpenAI config should warn about missing API key."""
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config = LLMConfig(
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provider=LLMProvider.OPENAI,
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api_key=None,
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model="gpt-4",
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)
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# Should not crash, but API key will be None
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assert config.api_key is None
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def test_empty_query_handling(self):
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"""Empty query should be handled gracefully."""
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query = ""
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assert query == ""
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assert len(query) == 0
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def test_very_long_query_handling(self):
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"""Very long queries should be handled."""
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query = "What is " * 1000 # Very long query
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assert len(query) > 1000
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# ============================================================================
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# Integration Tests
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# ============================================================================
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class TestPhase7Integration:
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"""End-to-end Phase 7 workflow."""
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def test_rag_to_llm_workflow(self):
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"""RAG context should flow to LLM correctly."""
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# 1. RAG context extraction
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rag_context = {
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"query": "What is Apple?",
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"nodes": [
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{"label": "Apple", "type": "Company"},
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{"label": "iPhone", "type": "Product"},
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],
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"relevant_entities": ["Apple", "iPhone", "Steve Jobs"],
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}
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# 2. Prompt building
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prompt = f"""Knowledge Graph Context:
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Entities: {', '.join(rag_context['relevant_entities'])}
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Query: {rag_context['query']}
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"""
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# 3. Should be ready for LLM
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assert len(prompt) > 0
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assert rag_context["query"] in prompt
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assert "Apple" in prompt
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def test_cache_to_llm_selection(self):
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"""Should choose cached response or call LLM."""
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cached_response = {
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"answer": "Cached response",
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"cached": True,
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}
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# If cached, use it
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if cached_response.get("cached"):
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response = cached_response
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else:
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response = {"answer": "New LLM response"}
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assert response["answer"] == "Cached response"
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def test_streaming_to_cache_flow(self):
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"""Streaming response should be cacheable after completion."""
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tokens = ["Hello", " ", "World"]
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full_response = "".join(tokens)
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# After streaming completes, can cache
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cache_data = {
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"answer": full_response,
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"cached": False,
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}
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assert cache_data["answer"] == "Hello World"
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# ============================================================================
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# Performance Tests
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# ============================================================================
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class TestPerformance:
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"""Performance characteristics."""
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def test_cache_lookup_speed(self):
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"""Cache lookup should be very fast."""
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# Simulate cache lookup
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cache = {
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"key1": {"answer": "Response 1"},
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"key2": {"answer": "Response 2"},
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}
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import time
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start = time.time()
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result = cache.get("key1")
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elapsed = (time.time() - start) * 1000
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assert result is not None
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assert elapsed < 10 # Should be < 10ms
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def test_prompt_building_speed(self):
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"""Prompt building should be fast."""
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context = {
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"relevant_entities": ["E1", "E2", "E3"] * 100, # 300 entities
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"nodes": [{"label": f"Node{i}"} for i in range(100)],
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}
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import time
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start = time.time()
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prompt = f"""Context: {', '.join(context['relevant_entities'][:50])}
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Query: What is this?
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"""
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elapsed = (time.time() - start) * 1000
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assert len(prompt) > 0
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assert elapsed < 100 # Should be < 100ms
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if __name__ == "__main__":
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pytest.main([__file__, "-v"])
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