Ticket #33974: test_serializer.py

from django.core.management.base import BaseCommand, CommandError
from serializertest.models import Board
from django.core.serializers import serialize
import json

class Command(BaseCommand):
    help = ''

    def handle(self, *args, **options):
        obj = Board.objects.first()
        if not obj:
            pieces = [1, 3, 5]
            obj = Board()
            obj.pieces = pieces
            obj.save()

        print(serialize('json', [obj]))
        print(json.dumps(obj.pieces))