Add support for PositiveBigIntegerField about django-import-export HOT 2 CLOSED

from django.db import models


class ExampleModel(models.Model):
    field_example1 = models.PositiveBigIntegerField(null=True)
    field_example2 = models.PositiveSmallIntegerField(null=True)


class ExampleResource(ModelResource):
    class Meta:
        model = ExampleModel


class TestImportExportBug(TestCase):

    def test_field_has_correct_widget(self):
        resource = ExampleResource()
        with self.subTest("PositiveBigIntegerField"):
            self.assertIsInstance(resource.fields["field_example1"], widgets.IntegerWidget)
        with self.subTest("PositiveSmallIntegerField"):
            self.assertIsInstance(resource.fields["field_example2"], widgets.IntegerWidget)