Joeven — Learn Autonomous AI Agents

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CALLS = {"search": 0}
SLOW = {("GET", "/slow"): 10}

def health(req):
    return {"status": 200, "body": {"ok": True}}

def search(req):
    q = (req.get("body") or {}).get("q")
    if not q:
        return {"status": 400, "body": {"error": "q is required"}}
    CALLS["search"] += 1
    if CALLS["search"] > 2:
        return {"status": 429, "body": {"error": "too many requests"}}
    return {"status": 200, "body": {"hits": ["note about " + q]}}

def boom(req):
    return {"status": 500, "body": {"error": "server broke"}}

def messages(req):
    return {"status": 200, "body": {"type": "tool", "name": "search"}}

ROUTES = {
    ("GET", "/health"): health,
    ("POST", "/tools/search"): search,
    ("GET", "/boom"): boom,
    ("POST", "/v1/messages"): messages,
}

def request(method, path, body=None, headers=None, timeout=2):
    headers = headers or {}
    body = body or {}
    delay = SLOW.get((method, path), 0)
    if delay > timeout:
        return {"status": "timeout", "body": {"error": "no answer in time"}}
    if path.startswith("/v1/") and headers.get("Authorization") != "Bearer demo":
        return {"status": 401, "body": {"error": "need a key"}}
    handler = ROUTES.get((method, path))
    if handler is None:
        return {"status": 404, "body": {"error": "not found"}}
    req = {"method": method, "path": path, "body": body, "headers": headers}
    return handler(req)

print("health", request("GET", "/health"))
print("search", request("POST", "/tools/search", body={"q": "rain"}))
print("bad args", request("POST", "/tools/search", body={}))
print("auth", request("POST", "/v1/messages", body={"prompt": "hi"}))
print("ok auth", request("POST", "/v1/messages", headers={"Authorization": "Bearer demo"}))
print("search2", request("POST", "/tools/search", body={"q": "coat"}))
print("search3", request("POST", "/tools/search", body={"q": "hat"}))
print("boom", request("GET", "/boom"))
print("slow", request("GET", "/slow", timeout=2))
print("missing", request("GET", "/nope"))

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