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"""
Tests for V4 Structured Summarization API endpoints.
"""
import json
from unittest.mock import patch
import pytest
from fastapi.testclient import TestClient
def test_v4_scrape_and_summarize_stream_success(client: TestClient):
"""Test successful V4 scrape-and-summarize flow with structured output."""
# Mock article scraping
with patch(
"app.services.article_scraper.article_scraper_service.scrape_article"
) as mock_scrape:
mock_scrape.return_value = {
"text": "This is a test article about artificial intelligence and machine learning. "
* 20,
"title": "AI Revolution",
"author": "Tech Writer",
"date": "2024-11-26",
"site_name": "Tech News",
"url": "https://example.com/ai-article",
"method": "static",
"scrape_time_ms": 350.5,
}
# Mock V4 structured summarization streaming
async def mock_stream(*args, **kwargs):
# Stream JSON tokens
yield {"content": '{"title": "', "done": False, "tokens_used": 2}
yield {"content": "AI Revolution", "done": False, "tokens_used": 5}
yield {"content": '", "main_summary": "', "done": False, "tokens_used": 8}
yield {
"content": "AI is transforming industries",
"done": False,
"tokens_used": 15,
}
yield {
"content": '", "key_points": ["AI", "ML", "Data"],',
"done": False,
"tokens_used": 25,
}
yield {
"content": ' "category": "Tech", "sentiment": "positive", "read_time_min": 5}',
"done": False,
"tokens_used": 35,
}
yield {
"content": "",
"done": True,
"tokens_used": 35,
"latency_ms": 3500.0,
}
with patch(
"app.services.structured_summarizer.structured_summarizer_service.summarize_structured_stream",
side_effect=mock_stream,
):
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={
"url": "https://example.com/ai-article",
"style": "executive",
"max_tokens": 1024,
"include_metadata": True,
},
)
assert response.status_code == 200
assert (
response.headers["content-type"] == "text/event-stream; charset=utf-8"
)
# Parse SSE stream
events = []
for line in response.text.split("\n"):
if line.startswith("data: "):
try:
events.append(json.loads(line[6:]))
except json.JSONDecodeError:
pass
assert len(events) > 0
# Check metadata event
metadata_events = [e for e in events if e.get("type") == "metadata"]
assert len(metadata_events) == 1
metadata = metadata_events[0]["data"]
assert metadata["title"] == "AI Revolution"
assert metadata["style"] == "executive"
assert "scrape_latency_ms" in metadata
# Check content events
content_events = [
e for e in events if "content" in e and not e.get("done", False)
]
assert len(content_events) >= 5
# Check done event
done_events = [e for e in events if e.get("done") is True]
assert len(done_events) == 1
def test_v4_text_mode_success(client: TestClient):
"""Test V4 with direct text input (no scraping)."""
async def mock_stream(*args, **kwargs):
yield {
"content": '{"title": "Summary", "main_summary": "Test"}',
"done": False,
"tokens_used": 10,
}
yield {"content": "", "done": True, "tokens_used": 10, "latency_ms": 2000.0}
with patch(
"app.services.structured_summarizer.structured_summarizer_service.summarize_structured_stream",
side_effect=mock_stream,
):
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={
"text": "This is a test article about technology. " * 10,
"style": "skimmer",
"include_metadata": True,
},
)
assert response.status_code == 200
# Parse SSE stream
events = []
for line in response.text.split("\n"):
if line.startswith("data: "):
try:
events.append(json.loads(line[6:]))
except json.JSONDecodeError:
pass
# Check metadata event for text mode
metadata_events = [e for e in events if e.get("type") == "metadata"]
assert len(metadata_events) == 1
metadata = metadata_events[0]["data"]
assert metadata["input_type"] == "text"
assert metadata["style"] == "skimmer"
def test_v4_invalid_url(client: TestClient):
"""Test V4 error handling for invalid URL."""
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={"url": "not-a-valid-url", "style": "executive"},
)
assert response.status_code == 422 # Validation error
def test_v4_localhost_blocked(client: TestClient):
"""Test V4 SSRF protection - localhost blocked."""
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={"url": "http://localhost:8000/secret", "style": "executive"},
)
assert response.status_code == 422
assert "localhost" in response.text.lower()
def test_v4_private_ip_blocked(client: TestClient):
"""Test V4 SSRF protection - private IPs blocked."""
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={"url": "http://10.0.0.1/secret", "style": "executive"},
)
assert response.status_code == 422
assert "private" in response.text.lower()
def test_v4_insufficient_content(client: TestClient):
"""Test V4 error when extracted content is insufficient."""
with patch(
"app.services.article_scraper.article_scraper_service.scrape_article"
) as mock_scrape:
mock_scrape.return_value = {
"text": "Too short", # Less than 100 chars
"title": "Test",
"url": "https://example.com/short",
"method": "static",
"scrape_time_ms": 100.0,
}
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={"url": "https://example.com/short"},
)
assert response.status_code == 422
assert "insufficient" in response.text.lower()
def test_v4_scrape_failure(client: TestClient):
"""Test V4 error handling when scraping fails."""
with patch(
"app.services.article_scraper.article_scraper_service.scrape_article"
) as mock_scrape:
mock_scrape.side_effect = Exception("Connection timeout")
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={"url": "https://example.com/timeout"},
)
assert response.status_code == 502
def test_v4_style_validation(client: TestClient):
"""Test V4 style parameter validation."""
# Valid styles should work (validated by Pydantic enum)
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={
"text": "Test article content. " * 10,
"style": "eli5", # Valid
},
)
# Will fail because model not loaded, but validation passes
assert response.status_code in [200, 500]
# Invalid style should fail validation
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={
"text": "Test article content. " * 10,
"style": "invalid_style", # Invalid
},
)
assert response.status_code == 422
def test_v4_missing_url_and_text(client: TestClient):
"""Test V4 validation requires either URL or text."""
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={"style": "executive"}, # Missing both url and text
)
assert response.status_code == 422
assert "url" in response.text.lower() or "text" in response.text.lower()
def test_v4_both_url_and_text(client: TestClient):
"""Test V4 validation rejects both URL and text."""
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={
"url": "https://example.com/test",
"text": "Test content", # Both provided - invalid
"style": "executive",
},
)
assert response.status_code == 422
def test_v4_max_tokens_validation(client: TestClient):
"""Test V4 max_tokens parameter validation."""
# Valid range (128-2048)
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={
"text": "Test article. " * 10,
"max_tokens": 512, # Valid
},
)
assert response.status_code in [200, 500]
# Below minimum
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={
"text": "Test article. " * 10,
"max_tokens": 50, # Below 128
},
)
assert response.status_code == 422
# Above maximum
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={
"text": "Test article. " * 10,
"max_tokens": 3000, # Above 2048
},
)
assert response.status_code == 422
def test_v4_text_length_validation(client: TestClient):
"""Test V4 text length validation."""
# Too short
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={
"text": "Short", # Less than 50 chars
"style": "executive",
},
)
assert response.status_code == 422
# Valid length
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={
"text": "This is a valid length article for testing purposes. " * 2,
"style": "executive",
},
)
assert response.status_code in [200, 500]
@pytest.mark.asyncio
async def test_v4_sse_headers(client: TestClient):
"""Test V4 SSE response headers."""
async def mock_stream(*args, **kwargs):
yield {"content": "test", "done": False, "tokens_used": 1}
yield {"content": "", "done": True, "latency_ms": 1000.0}
with patch(
"app.services.article_scraper.article_scraper_service.scrape_article"
) as mock_scrape, patch(
"app.services.structured_summarizer.structured_summarizer_service.summarize_structured_stream",
side_effect=mock_stream,
):
mock_scrape.return_value = {
"text": "Test article content. " * 20,
"title": "Test",
"url": "https://example.com",
"method": "static",
"scrape_time_ms": 100.0,
}
response = client.post(
"/api/v4/scrape-and-summarize/stream",
json={"url": "https://example.com/test"},
)
# Check SSE headers
assert response.headers["content-type"] == "text/event-stream; charset=utf-8"
assert response.headers["cache-control"] == "no-cache"
assert response.headers["connection"] == "keep-alive"
assert "x-request-id" in response.headers
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