"""Tests for Organization model."""

from django.test import TestCase

from .factories import OrganizationFactory


class OrganizationModelTest(TestCase):
    """Tests for Organization model."""

    def setUp(self):
        self.org = OrganizationFactory.create()

    def test_organization_creation(self):
        """Test organization creation."""
        self.assertIsNotNone(self.org.id)
        self.assertTrue(self.org.name)
        self.assertTrue(self.org.inn)

    def test_organization_str_representation(self):
        """Test string representation."""
        expected = f"{self.org.name} (ИНН: {self.org.inn})"
        self.assertEqual(str(self.org), expected)

    def test_inn_unique(self):
        """Test INN field is unique."""
        self.assertTrue(self.org._meta.get_field("inn").unique)

    def test_inn_max_length(self):
        """Test INN max length."""
        self.assertEqual(self.org._meta.get_field("inn").max_length, 12)

    def test_ogrn_max_length(self):
        """Test OGRN max length."""
        self.assertEqual(self.org._meta.get_field("ogrn").max_length, 15)

    def test_kpp_max_length(self):
        """Test KPP max length."""
        self.assertEqual(self.org._meta.get_field("kpp").max_length, 9)

    def test_name_max_length(self):
        """Test name max length."""
        self.assertEqual(self.org._meta.get_field("name").max_length, 500)

    def test_timestamps_auto_created(self):
        """Test timestamps are auto-created."""
        self.assertIsNotNone(self.org.created_at)
        self.assertIsNotNone(self.org.updated_at)

    def test_ogrn_index_exists(self):
        """Test OGRN has db_index."""
        self.assertTrue(self.org._meta.get_field("ogrn").db_index)