feat(schemas): add Station and assignment Pydantic schemas

server/tests/test_station_schemas.py

@@ -0,0 +1,35 @@
+"""Tests for Station Pydantic schemas."""
+import pytest
+from pydantic import ValidationError
+
+from schemas.station import (
+    StationCreate, StationUpdate, StationResponse,
+    StationRecipeAssignmentCreate, StationRecipeAssignmentResponse,
+    StationWithRecipesResponse,
+)
+
+
+def test_station_create_valid():
+    data = StationCreate(code="ST-001", name="Linea 1", location="Reparto Nord")
+    assert data.code == "ST-001"
+    assert data.active is True
+
+
+def test_station_create_rejects_empty_code():
+    with pytest.raises(ValidationError):
+        StationCreate(code="", name="X")
+
+
+def test_station_create_rejects_too_long_code():
+    with pytest.raises(ValidationError):
+        StationCreate(code="A" * 101, name="X")
+
+
+def test_station_update_all_optional():
+    data = StationUpdate()
+    assert data.name is None
+
+
+def test_station_assignment_create():
+    data = StationRecipeAssignmentCreate(recipe_id=42)
+    assert data.recipe_id == 42