AdrianoDev
1b8ba0ef9c
Task 6.7: porting alpaca da services/mcp-alpaca a src/cerbero_mcp. client.py + leverage_cap.py copiati 1:1 (default cap 1 cash). tools.py: 17 tool senza ACL/Principal/audit. Router /mcp-alpaca con 18 route (env_info + 17 tool). Builder branch alpaca: paper=(env=="testnet"), api_key viene da settings.alpaca.api_key_id. Test client + leverage_cap migrati (15 test alpaca pass). Test builder con stub SDK alpaca-py. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
47 lines
1.5 KiB
Python
47 lines
1.5 KiB
Python
from __future__ import annotations
|
|
|
|
import pytest
|
|
from fastapi import HTTPException
|
|
from cerbero_mcp.exchanges.alpaca.leverage_cap import enforce_leverage, get_max_leverage
|
|
|
|
|
|
def test_get_max_leverage_returns_creds_value():
|
|
creds = {"max_leverage": 4}
|
|
assert get_max_leverage(creds) == 4
|
|
|
|
|
|
def test_get_max_leverage_default_when_missing():
|
|
"""Default 1 (cash) se il secret non ha max_leverage."""
|
|
assert get_max_leverage({}) == 1
|
|
|
|
|
|
def test_enforce_leverage_pass_at_cap_one():
|
|
"""Alpaca cash account: cap 1, leverage 1 OK."""
|
|
creds = {"max_leverage": 1}
|
|
enforce_leverage(1, creds=creds, exchange="alpaca") # no raise
|
|
|
|
|
|
def test_enforce_leverage_reject_over_cap_one():
|
|
creds = {"max_leverage": 1}
|
|
with pytest.raises(HTTPException) as exc:
|
|
enforce_leverage(2, creds=creds, exchange="alpaca")
|
|
assert exc.value.status_code == 403
|
|
assert exc.value.detail["error"] == "LEVERAGE_CAP_EXCEEDED"
|
|
assert exc.value.detail["exchange"] == "alpaca"
|
|
assert exc.value.detail["requested"] == 2
|
|
assert exc.value.detail["max"] == 1
|
|
|
|
|
|
def test_enforce_leverage_reject_when_below_one():
|
|
creds = {"max_leverage": 1}
|
|
with pytest.raises(HTTPException) as exc:
|
|
enforce_leverage(0, creds=creds, exchange="alpaca")
|
|
assert exc.value.status_code == 403
|
|
|
|
|
|
def test_enforce_leverage_default_when_none():
|
|
"""Se requested è None, applica il cap come default."""
|
|
creds = {"max_leverage": 1}
|
|
result = enforce_leverage(None, creds=creds, exchange="alpaca")
|
|
assert result == 1
|