"""Unit tests for StampService."""

import pytest

from app.modules.loyalty.services.stamp_service import StampService


@pytest.mark.unit
@pytest.mark.loyalty
class TestStampService:
    """Test suite for StampService."""

    def setup_method(self):
        self.service = StampService()

    def test_service_instantiation(self):
        """Service can be instantiated."""
        assert self.service is not None