"""HEAD is served for GET Automation routes (contract matrix)."""

from __future__ import annotations

from fastapi import FastAPI
from fastapi.testclient import TestClient

from app.api.middleware import HeadAsGetMiddleware


def test_head_as_get_middleware_strips_body() -> None:
    app = FastAPI()
    app.add_middleware(HeadAsGetMiddleware)

    @app.get("/api/vcenter/vm")
    def list_vms() -> list[dict[str, str]]:
        return [{"vm": "vm-101", "name": "web-01"}]

    client = TestClient(app)
    get = client.get("/api/vcenter/vm")
    assert get.status_code == 200
    assert get.json()[0]["vm"] == "vm-101"

    head = client.head("/api/vcenter/vm")
    assert head.status_code == 200
    assert head.content in (b"", None) or head.text == ""