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"""
Integration Tests for DanceDynamics
Tests complete workflows and API integration
"""
import pytest
import asyncio
import os
from pathlib import Path
from fastapi.testclient import TestClient
import cv2
import numpy as np
# Import the FastAPI app
import sys
sys.path.insert(0, str(Path(__file__).parent.parent))
from app.main import app
client = TestClient(app)
class TestIntegration:
"""Integration tests for complete workflows"""
@pytest.fixture
def sample_video(self, tmp_path):
"""Create a sample video file for testing"""
video_path = tmp_path / "test_dance.mp4"
# Create a simple test video
fourcc = cv2.VideoWriter_fourcc(*'mp4v')
out = cv2.VideoWriter(str(video_path), fourcc, 30.0, (640, 480))
# Write 90 frames (3 seconds at 30 fps)
for i in range(90):
frame = np.zeros((480, 640, 3), dtype=np.uint8)
# Add some movement
x = int(320 + 100 * np.sin(i * 0.1))
y = int(240 + 50 * np.cos(i * 0.1))
cv2.circle(frame, (x, y), 30, (255, 255, 255), -1)
out.write(frame)
out.release()
return video_path
def test_complete_workflow(self, sample_video):
"""Test complete upload -> analyze -> download workflow"""
# Step 1: Upload video
with open(sample_video, 'rb') as f:
response = client.post(
"/api/upload",
files={"file": ("test.mp4", f, "video/mp4")}
)
assert response.status_code == 200
data = response.json()
assert data["success"] is True
assert "session_id" in data
session_id = data["session_id"]
# Step 2: Start analysis
response = client.post(f"/api/analyze/{session_id}")
assert response.status_code == 200
data = response.json()
assert data["success"] is True
# Step 3: Wait for processing (in real scenario, use WebSocket)
import time
max_wait = 60 # 60 seconds timeout
waited = 0
while waited < max_wait:
response = client.get(f"/api/results/{session_id}")
if response.status_code == 200:
data = response.json()
if data.get("status") == "completed":
break
time.sleep(2)
waited += 2
assert waited < max_wait, "Processing timed out"
# Step 4: Verify results
response = client.get(f"/api/results/{session_id}")
assert response.status_code == 200
data = response.json()
assert data["success"] is True
assert "results" in data
results = data["results"]
assert "processing" in results
assert "pose_analysis" in results
assert "movement_analysis" in results
# Step 5: Download processed video
response = client.get(f"/api/download/{session_id}")
assert response.status_code == 200
assert response.headers["content-type"] == "video/mp4"
assert len(response.content) > 0
def test_invalid_session_handling(self):
"""Test handling of invalid session IDs"""
fake_session_id = "invalid-session-id-12345"
# Try to analyze
response = client.post(f"/api/analyze/{fake_session_id}")
assert response.status_code == 404
# Try to get results
response = client.get(f"/api/results/{fake_session_id}")
assert response.status_code == 404
# Try to download
response = client.get(f"/api/download/{fake_session_id}")
assert response.status_code == 404
def test_concurrent_sessions(self, sample_video):
"""Test handling multiple concurrent sessions"""
session_ids = []
# Upload multiple videos
for i in range(3):
with open(sample_video, 'rb') as f:
response = client.post(
"/api/upload",
files={"file": (f"test{i}.mp4", f, "video/mp4")}
)
assert response.status_code == 200
session_ids.append(response.json()["session_id"])
# Start all analyses
for sid in session_ids:
response = client.post(f"/api/analyze/{sid}")
assert response.status_code == 200
# Verify sessions list
response = client.get("/api/sessions")
assert response.status_code == 200
data = response.json()
assert data["count"] >= 3
def test_session_cleanup(self, sample_video):
"""Test session deletion and cleanup"""
# Upload
with open(sample_video, 'rb') as f:
response = client.post(
"/api/upload",
files={"file": ("test.mp4", f, "video/mp4")}
)
session_id = response.json()["session_id"]
# Delete session
response = client.delete(f"/api/session/{session_id}")
assert response.status_code == 200
# Verify session is gone
response = client.get(f"/api/results/{session_id}")
assert response.status_code == 404
def test_health_endpoint(self):
"""Test health check endpoint"""
response = client.get("/health")
assert response.status_code == 200
data = response.json()
assert data["status"] == "healthy"
assert "timestamp" in data
assert "active_sessions" in data
class TestAPIEndpoints:
"""Test individual API endpoints"""
def test_root_endpoint(self):
"""Test root endpoint serves frontend"""
response = client.get("/")
assert response.status_code == 200
assert "text/html" in response.headers["content-type"]
def test_api_docs(self):
"""Test API documentation endpoint"""
response = client.get("/api/docs")
assert response.status_code == 200
def test_upload_validation(self):
"""Test file upload validation"""
# Test no file
response = client.post("/api/upload")
assert response.status_code == 422
# Test wrong file type
fake_file = b"not a video"
response = client.post(
"/api/upload",
files={"file": ("test.txt", fake_file, "text/plain")}
)
assert response.status_code == 400
def test_analyze_without_upload(self):
"""Test analyze endpoint without prior upload"""
response = client.post("/api/analyze/nonexistent-session")
assert response.status_code == 404
def test_cors_headers(self):
"""Test CORS headers are present"""
response = client.options("/api/upload")
assert "access-control-allow-origin" in response.headers
class TestErrorHandling:
"""Test error handling scenarios"""
def test_malformed_video(self, tmp_path):
"""Test handling of malformed video file"""
# Create a fake video file
fake_video = tmp_path / "fake.mp4"
fake_video.write_bytes(b"not a real video file" * 100)
with open(fake_video, 'rb') as f:
response = client.post(
"/api/upload",
files={"file": ("fake.mp4", f, "video/mp4")}
)
# Should either reject at upload or fail gracefully during processing
if response.status_code == 200:
session_id = response.json()["session_id"]
response = client.post(f"/api/analyze/{session_id}")
# Processing should fail but not crash
assert response.status_code in [200, 400, 500]
def test_oversized_file(self):
"""Test handling of oversized file"""
# Create a large fake file (> 100MB)
large_content = b"x" * (101 * 1024 * 1024) # 101 MB
response = client.post(
"/api/upload",
files={"file": ("large.mp4", large_content, "video/mp4")}
)
assert response.status_code == 413 # Payload too large
class TestPerformance:
"""Performance and load tests"""
def test_response_times(self):
"""Test API response times are acceptable"""
import time
# Health check should be fast
start = time.time()
response = client.get("/health")
duration = time.time() - start
assert duration < 0.1 # Should respond in < 100ms
assert response.status_code == 200
def test_sessions_list_performance(self):
"""Test sessions list endpoint performance"""
import time
start = time.time()
response = client.get("/api/sessions")
duration = time.time() - start
assert duration < 0.5 # Should respond in < 500ms
assert response.status_code == 200
if __name__ == "__main__":
pytest.main([__file__, "-v", "--tb=short"])
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