test_api.py

import requests
import json

url = "http://127.0.0.1:5000/api/calculate"
data = {
    "name": "John Doe",
    "city": "Delhi",
    "country": "India",
    "dwellers": 5,
    "roof_area": 120.0,
    "open_space": 50.0,
    "year": 2026
}

print("Testing endpoint:", url)
print("Request data:", json.dumps(data, indent=2))
print("\nSending request...")

response = requests.post(url, json=data)

print(f"Status code: {response.status_code}")
print(f"Response: {json.dumps(response.json(), indent=2)}")

if response.status_code == 200:
    result = response.json()
    print("\n SUCCESS! Key predictions:")
    print(f"  - Feasibility: {result.get('feasibility')}")
    print(f"  - Harvestable: {result.get('harvestable_volume')} L/year")
    print(f"  - Annual Demand: {result.get('annual_demand')} L/year")
    print(f"  - Payback Period: {result.get('payback_period_years')} years")
    print(f"  - 20-Year ROI: {result.get('roi_percent_20_years')}%")