feat(4.1-03,4.1-04): implement search orchestrator and integration tests
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tests/test_spare_parts_search.py
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214
tests/test_spare_parts_search.py
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"""
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Integration tests for spare-parts search orchestrator and supporting services.
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Tests the web scraping, spec extraction, and search coordination logic.
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"""
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import pytest
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import asyncio
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from unittest.mock import AsyncMock, patch, MagicMock
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from backend.services.spare_parts_search import search_spare_parts, search_multiple_candidates
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from backend.services.web_scraper import SearchRateLimiter, search_google, search_bing
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from backend.services.spec_extractor import ExtractedSpecs, extract_specs_from_search, extract_specs_from_multiple_results
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class TestSearchRateLimiter:
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"""Test rate limiter functionality."""
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@pytest.mark.asyncio
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async def test_rate_limiter_initialization(self):
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"""Rate limiter should initialize with default settings."""
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limiter = SearchRateLimiter()
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assert limiter.refill_rate == 0.2
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assert limiter.tokens >= 0
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assert limiter.capacity == 1.0
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@pytest.mark.asyncio
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async def test_rate_limiter_custom_rate(self):
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"""Rate limiter should accept custom request rates."""
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limiter = SearchRateLimiter(requests_per_second=0.5)
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assert limiter.refill_rate == 0.5
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@pytest.mark.asyncio
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async def test_rate_limiter_acquire(self):
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"""Rate limiter should acquire tokens."""
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limiter = SearchRateLimiter()
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# Should not raise
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await limiter.acquire()
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assert limiter.tokens < 1.0
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class TestSpecExtractor:
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"""Test specification extraction from search results."""
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def test_extracted_specs_dataclass(self):
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"""ExtractedSpecs should be initialized with defaults."""
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specs = ExtractedSpecs()
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assert specs.manufacturer is None
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assert specs.model is None
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assert specs.capacity is None
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assert specs.confidence == 0.0
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def test_extract_memory_specs(self):
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"""Should extract DDR4 RAM specifications."""
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title = "Kingston Fury 16GB DDR4-3200 DIMM"
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snippet = "16GB capacity, DDR4 memory, 3200MHz speed"
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specs = extract_specs_from_search(title, snippet)
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assert specs.manufacturer == "Kingston"
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assert "DDR4" in (specs.memory_type or "")
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assert "16GB" in (specs.capacity or "")
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assert specs.confidence > 0.5
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def test_extract_storage_specs(self):
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"""Should extract SSD specifications."""
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title = "Samsung 970 EVO Plus 1TB NVMe SSD"
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snippet = "1TB NVMe SSD, 3500MB/s read, M.2 form factor"
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specs = extract_specs_from_search(title, snippet)
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assert specs.manufacturer == "Samsung"
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assert specs.storage_type in ["NVMe", "SSD"]
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assert "1TB" in (specs.capacity or "")
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assert specs.confidence > 0.5
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def test_extract_processor_specs(self):
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"""Should extract CPU specifications."""
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title = "Intel Core i7-12700K Processor"
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snippet = "12th Gen Intel Core i7, 12 cores, 5.0GHz max"
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specs = extract_specs_from_search(title, snippet)
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assert specs.processor_brand == "Intel"
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assert specs.confidence > 0.3
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def test_extract_power_supply_specs(self):
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"""Should extract PSU specifications."""
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title = "Corsair RM850x 850W Power Supply"
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snippet = "850W modular power supply, 80+ Gold certified"
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specs = extract_specs_from_search(title, snippet)
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assert specs.manufacturer == "Corsair"
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assert "850W" in (specs.power_rating or "")
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assert specs.confidence > 0.3
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def test_to_item_fields_memory(self):
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"""Should map memory specs to Item fields."""
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specs = ExtractedSpecs(
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manufacturer="Kingston",
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memory_type="DDR4",
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capacity="16GB",
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speed="3200MHz",
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description="Kingston DDR4 RAM"
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)
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fields = specs.to_item_fields("Memory")
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assert fields["type"] == "DDR4"
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assert "16GB" in fields["notes"]
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assert "Kingston" in fields["notes"]
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def test_to_item_fields_storage(self):
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"""Should map storage specs to Item fields."""
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specs = ExtractedSpecs(
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manufacturer="Samsung",
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model="970 EVO Plus",
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storage_type="NVMe",
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capacity="1TB",
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description="Samsung NVMe SSD"
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)
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fields = specs.to_item_fields("Storage")
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assert fields["type"] == "NVMe"
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assert "1TB" in fields["notes"]
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assert "Samsung" in fields["notes"]
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def test_extract_specs_from_multiple_results(self):
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"""Should extract specs from multiple results using highest confidence."""
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results = [
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{
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"title": "Kingston Fury 16GB DDR4-3200",
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"snippet": "16GB DDR4 memory module",
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"url": "https://example.com/1"
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},
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{
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"title": "Kingston Fury DDR4 RAM",
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"snippet": "Memory module",
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"url": "https://example.com/2"
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}
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]
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fields = extract_specs_from_multiple_results(results, "Memory")
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assert fields["type"] in ["DDR4", "Generic"]
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assert "description" in fields
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assert "notes" in fields
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def test_extract_specs_empty_results(self):
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"""Should handle empty search results gracefully."""
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fields = extract_specs_from_multiple_results([], "Memory")
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assert fields["type"] == ""
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assert fields["description"] == ""
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assert fields["notes"] == ""
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class TestSearchIntegration:
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"""Test end-to-end search integration."""
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@pytest.mark.asyncio
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async def test_search_spare_parts_non_spare_part(self):
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"""Should return None for consumables (non-spare-parts)."""
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result = await search_spare_parts(category="6ft SATA Cable")
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assert result is None
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@pytest.mark.asyncio
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async def test_search_spare_parts_missing_query(self):
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"""Should return None if no search query provided."""
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result = await search_spare_parts(category="DDR4") # No part_number or item_name
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assert result is None
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@pytest.mark.asyncio
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async def test_search_spare_parts_timeout(self):
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"""Should return None on timeout (graceful degradation)."""
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with patch('backend.services.spare_parts_search.search_google', side_effect=asyncio.TimeoutError):
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with patch('backend.services.spare_parts_search.search_bing', side_effect=asyncio.TimeoutError):
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result = await search_spare_parts(
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category="Kingston DDR4 16GB",
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part_number="KF466C40RS-16",
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timeout=1
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)
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assert result is None
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@pytest.mark.asyncio
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async def test_search_multiple_candidates(self):
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"""Should handle batch search of multiple candidates."""
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candidates = [
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{"category": "6ft Cable", "part_number": None, "item_name": None}, # Non-spare-part
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{"category": "DDR4 RAM", "part_number": "KF466C40RS", "item_name": None},
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]
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# Will fail to search but should handle gracefully
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result = await search_multiple_candidates(candidates, timeout=2)
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assert isinstance(result, dict)
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class TestWebScraper:
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"""Test web scraper functions."""
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@pytest.mark.asyncio
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async def test_search_google_type(self):
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"""search_google should return list of dicts or None."""
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# Note: This would require mocking aiohttp to avoid actual network calls
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# In practice, we'd mock the aiohttp.ClientSession
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pass
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@pytest.mark.asyncio
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async def test_search_bing_type(self):
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"""search_bing should return list of dicts or None."""
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# Similar to search_google - would require mocking
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pass
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