recetas Fase B: modelo ampliado (pasos/notas/categoría/autoría/linaje/visibilidad), migración idempotente ALTER, publicar guarda todo, buscar solo públicas, endpoint /cookbook/{author_id}

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

test_recipes.py

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+"""Tests de recetas (Fase B): publicar con campos nuevos, buscar solo públicas,
+obtener por id y cookbook por autor. SQLite en memoria."""
+import os
+
+os.environ["DATABASE_URL"] = "sqlite://"
+
+from fastapi.testclient import TestClient  # noqa: E402
+
+from main import app  # noqa: E402
+
+client = TestClient(app)
+
+
+def test_publicar_y_obtener_con_campos_nuevos():
+    body = {
+        "id": "r1", "name": "Flan", "servings": 4,
+        "items": [], "steps": ["Bate", "Hornea"], "notes": "de la abuela",
+        "category": "postres", "prepMinutes": 30,
+        "authorId": "auth-1", "authorName": "Carlos",
+        "visibility": "public", "deviceToken": "dev-1",
+    }
+    r = client.post("/recipes", json=body)
+    assert r.status_code < 300, r.text
+    got = client.get("/recipes/r1").json()
+    assert got["steps"] == ["Bate", "Hornea"]
+    assert got["category"] == "postres"
+    assert got["prepMinutes"] == 30
+    assert got["notes"] == "de la abuela"
+    assert got["authorName"] == "Carlos"
+    assert got["visibility"] == "public"
+
+
+def test_buscar_solo_publicas_y_cookbook():
+    client.post("/recipes", json={"id": "pub", "name": "Pública", "servings": 1,
+                "items": [], "visibility": "public", "authorId": "a1"})
+    client.post("/recipes", json={"id": "prv", "name": "Privada", "servings": 1,
+                "items": [], "visibility": "private", "authorId": "a1"})
+    names = [x["name"] for x in client.get("/recipes?q=").json()]
+    assert "Pública" in names
+    assert "Privada" not in names
+    ids = {x["id"] for x in client.get("/cookbook/a1").json()}
+    assert ids == {"pub", "prv"}
+
+
+def test_receta_anonima_sin_nombre():
+    client.post("/recipes", json={"id": "anon", "name": "Anón", "servings": 1,
+                "items": [], "visibility": "public", "authorId": "a2"})
+    got = client.get("/recipes/anon").json()
+    assert got["authorName"] is None