def test_get_profile_empty(client):
    r = client.get("/profile")
    assert r.status_code == 200
    assert r.json() is None


def test_upsert_profile_create_and_get(client):
    create = client.patch(
        "/profile", json={"birth_date": "1990-01-15", "sex_at_birth": "male"}
    )
    assert create.status_code == 200
    body = create.json()
    assert body["birth_date"] == "1990-01-15"
    assert body["sex_at_birth"] == "male"

    fetch = client.get("/profile")
    assert fetch.status_code == 200
    fetched = fetch.json()
    assert fetched is not None
    assert fetched["id"] == body["id"]


def test_upsert_profile_updates_existing_row(client):
    first = client.patch(
        "/profile", json={"birth_date": "1992-06-10", "sex_at_birth": "female"}
    )
    assert first.status_code == 200
    first_id = first.json()["id"]

    second = client.patch("/profile", json={"sex_at_birth": "intersex"})
    assert second.status_code == 200
    second_body = second.json()
    assert second_body["id"] == first_id
    assert second_body["birth_date"] == "1992-06-10"
    assert second_body["sex_at_birth"] == "intersex"