import datetime

from django.contrib.contenttypes.models import ContentType
from django.urls import reverse

from circuits.choices import *
from circuits.models import *
from core.models import ObjectType
from dcim.choices import InterfaceTypeChoices
from dcim.models import Cable, Device, DeviceRole, DeviceType, Interface, Manufacturer, Site
from ipam.models import ASN, RIR
from netbox.choices import ImportFormatChoices
from users.models import ObjectPermission
from utilities.testing import ViewTestCases, create_tags, create_test_device


class ProviderTestCase(ViewTestCases.PrimaryObjectViewTestCase):
    model = Provider

    @classmethod
    def setUpTestData(cls):

        rir = RIR.objects.create(name='RFC 6996', is_private=True)
        asns = [
            ASN(asn=65000 + i, rir=rir) for i in range(8)
        ]
        ASN.objects.bulk_create(asns)

        providers = (
            Provider(name='Provider 1', slug='provider-1'),
            Provider(name='Provider 2', slug='provider-2'),
            Provider(name='Provider 3', slug='provider-3'),
        )
        Provider.objects.bulk_create(providers)
        providers[0].asns.set([asns[0], asns[1]])
        providers[1].asns.set([asns[2], asns[3]])
        providers[2].asns.set([asns[4], asns[5]])

        tags = create_tags('Alpha', 'Bravo', 'Charlie')

        cls.form_data = {
            'name': 'Provider X',
            'slug': 'provider-x',
            'asns': [asns[6].pk, asns[7].pk],
            'comments': 'Another provider',
            'tags': [t.pk for t in tags],
        }

        cls.csv_data = (
            "name,slug",
            "Provider 4,provider-4",
            "Provider 5,provider-5",
            "Provider 6,provider-6",
        )

        cls.csv_update_data = (
            "id,name,comments",
            f"{providers[0].pk},Provider 7,New comment7",
            f"{providers[1].pk},Provider 8,New comment8",
            f"{providers[2].pk},Provider 9,New comment9",
        )

        cls.bulk_edit_data = {
            'comments': 'New comments',
        }


class CircuitTypeTestCase(ViewTestCases.OrganizationalObjectViewTestCase):
    model = CircuitType

    @classmethod
    def setUpTestData(cls):

        circuit_types = (
            CircuitType(name='Circuit Type 1', slug='circuit-type-1'),
            CircuitType(name='Circuit Type 2', slug='circuit-type-2'),
            CircuitType(name='Circuit Type 3', slug='circuit-type-3'),
        )

        CircuitType.objects.bulk_create(circuit_types)

        tags = create_tags('Alpha', 'Bravo', 'Charlie')

        cls.form_data = {
            'name': 'Circuit Type X',
            'slug': 'circuit-type-x',
            'description': 'A new circuit type',
            'tags': [t.pk for t in tags],
        }

        cls.csv_data = (
            "name,slug",
            "Circuit Type 4,circuit-type-4",
            "Circuit Type 5,circuit-type-5",
            "Circuit Type 6,circuit-type-6",
        )

        cls.csv_update_data = (
            "id,name,description",
            f"{circuit_types[0].pk},Circuit Type 7,New description7",
            f"{circuit_types[1].pk},Circuit Type 8,New description8",
            f"{circuit_types[2].pk},Circuit Type 9,New description9",
        )

        cls.bulk_edit_data = {
            'description': 'Foo',
        }


class CircuitTestCase(ViewTestCases.PrimaryObjectViewTestCase):
    model = Circuit

    def setUp(self):
        super().setUp()

        self.add_permissions(
            'circuits.add_circuittermination',
        )

    @classmethod
    def setUpTestData(cls):
        Site.objects.create(name='Site 1', slug='site-1')

        providers = (
            Provider(name='Provider 1', slug='provider-1'),
            Provider(name='Provider 2', slug='provider-2'),
        )
        Provider.objects.bulk_create(providers)

        provider_accounts = (
            ProviderAccount(name='Provider Account 1', provider=providers[0], account='1234'),
            ProviderAccount(name='Provider Account 2', provider=providers[1], account='2345'),
        )
        ProviderAccount.objects.bulk_create(provider_accounts)

        circuittypes = (
            CircuitType(name='Circuit Type 1', slug='circuit-type-1'),
            CircuitType(name='Circuit Type 2', slug='circuit-type-2'),
        )
        CircuitType.objects.bulk_create(circuittypes)

        circuits = (
            Circuit(
                cid='Circuit 1', provider=providers[0], provider_account=provider_accounts[0], type=circuittypes[0]
            ),
            Circuit(
                cid='Circuit 2', provider=providers[0], provider_account=provider_accounts[0], type=circuittypes[0]
            ),
            Circuit(
                cid='Circuit 3', provider=providers[0], provider_account=provider_accounts[0], type=circuittypes[0]
            ),
        )

        Circuit.objects.bulk_create(circuits)

        tags = create_tags('Alpha', 'Bravo', 'Charlie')

        cls.form_data = {
            'cid': 'Circuit X',
            'provider': providers[1].pk,
            'provider_account': provider_accounts[1].pk,
            'type': circuittypes[1].pk,
            'status': CircuitStatusChoices.STATUS_DECOMMISSIONED,
            'tenant': None,
            'install_date': datetime.date(2020, 1, 1),
            'termination_date': datetime.date(2021, 1, 1),
            'commit_rate': 1000,
            'description': 'A new circuit',
            'comments': 'Some comments',
            'tags': [t.pk for t in tags],
        }

        cls.csv_data = (
            "cid,provider,provider_account,type,status",
            "Circuit 4,Provider 1,Provider Account 1,Circuit Type 1,active",
            "Circuit 5,Provider 1,Provider Account 1,Circuit Type 1,active",
            "Circuit 6,Provider 1,Provider Account 1,Circuit Type 1,active",
        )

        cls.csv_update_data = (
            "id,cid,description,status",
            f"{circuits[0].pk},Circuit 7,New description7,{CircuitStatusChoices.STATUS_DECOMMISSIONED}",
            f"{circuits[1].pk},Circuit 8,New description8,{CircuitStatusChoices.STATUS_DECOMMISSIONED}",
            f"{circuits[2].pk},Circuit 9,New description9,{CircuitStatusChoices.STATUS_DECOMMISSIONED}",
        )

        cls.bulk_edit_data = {
            'provider': providers[1].pk,
            'provider_account': provider_accounts[1].pk,
            'type': circuittypes[1].pk,
            'status': CircuitStatusChoices.STATUS_DECOMMISSIONED,
            'tenant': None,
            'commit_rate': 2000,
            'description': 'New description',
            'comments': 'New comments',
        }

    def test_circuit_type_display_colored(self):
        circuit_type = CircuitType.objects.first()
        circuit_type.color = '12ab34'
        circuit_type.save()

        circuit = Circuit.objects.first()

        self.add_permissions('circuits.view_circuit')
        response = self.client.get(circuit.get_absolute_url())

        self.assertHttpStatus(response, 200)
        self.assertContains(response, circuit_type.name)
        self.assertContains(response, 'background-color: #12ab34')

    def test_bulk_import_objects_with_terminations(self):
        self.add_permissions(
            'circuits.view_circuit',
            'circuits.view_provider',
            'circuits.view_circuittype',
            'dcim.view_site',
        )
        site = Site.objects.first()
        json_data = f"""
            [
              {{
                "cid": "Circuit 7",
                "provider": "Provider 1",
                "type": "Circuit Type 1",
                "status": "active",
                "description": "Testing Import",
                "terminations": [
                  {{
                    "term_side": "A",
                    "termination_type": "dcim.site",
                    "termination_id": "{site.pk}"
                  }},
                  {{
                    "term_side": "Z",
                    "termination_type": "dcim.site",
                    "termination_id": "{site.pk}"
                  }}
                ]
              }}
            ]
        """

        initial_count = self._get_queryset().count()
        data = {
            'data': json_data,
            'format': ImportFormatChoices.JSON,
        }

        # Assign model-level permission
        obj_perm = ObjectPermission(
            name='Test permission',
            actions=['add']
        )
        obj_perm.save()
        obj_perm.users.add(self.user)
        obj_perm.object_types.add(ObjectType.objects.get_for_model(self.model))

        # Try GET with model-level permission
        self.assertHttpStatus(self.client.get(self._get_url('bulk_import')), 200)

        # Test POST with permission
        self.assertHttpStatus(self.client.post(self._get_url('bulk_import'), data), 302)
        self.assertEqual(self._get_queryset().count(), initial_count + 1)


class ProviderAccountTestCase(ViewTestCases.PrimaryObjectViewTestCase):
    model = ProviderAccount

    @classmethod
    def setUpTestData(cls):

        providers = (
            Provider(name='Provider 1', slug='provider-1'),
            Provider(name='Provider 2', slug='provider-2'),
        )
        Provider.objects.bulk_create(providers)

        provider_accounts = (
            ProviderAccount(name='Provider Account 1', provider=providers[0], account='1234'),
            ProviderAccount(name='Provider Account 2', provider=providers[0], account='2345'),
            ProviderAccount(name='Provider Account 3', provider=providers[0], account='3456'),
        )
        ProviderAccount.objects.bulk_create(provider_accounts)

        tags = create_tags('Alpha', 'Bravo', 'Charlie')

        cls.form_data = {
            'name': 'Provider Account X',
            'provider': providers[1].pk,
            'account': 'XXXX',
            'description': 'A new provider network',
            'comments': 'Longer description goes here',
            'tags': [t.pk for t in tags],
        }

        cls.csv_data = (
            "name,provider,account,description",
            "Provider Account 4,Provider 1,4567,Foo",
            "Provider Account 5,Provider 1,5678,Bar",
            "Provider Account 6,Provider 1,6789,Baz",
        )

        cls.csv_update_data = (
            "id,name,account,description",
            f"{provider_accounts[0].pk},Provider Network 7,7890,New description7",
            f"{provider_accounts[1].pk},Provider Network 8,8901,New description8",
            f"{provider_accounts[2].pk},Provider Network 9,9012,New description9",
        )

        cls.bulk_edit_data = {
            'provider': providers[1].pk,
            'description': 'New description',
            'comments': 'New comments',
        }


class ProviderNetworkTestCase(ViewTestCases.PrimaryObjectViewTestCase):
    model = ProviderNetwork

    @classmethod
    def setUpTestData(cls):

        providers = (
            Provider(name='Provider 1', slug='provider-1'),
            Provider(name='Provider 2', slug='provider-2'),
        )
        Provider.objects.bulk_create(providers)

        provider_networks = (
            ProviderNetwork(name='Provider Network 1', provider=providers[0]),
            ProviderNetwork(name='Provider Network 2', provider=providers[0]),
            ProviderNetwork(name='Provider Network 3', provider=providers[0]),
        )

        ProviderNetwork.objects.bulk_create(provider_networks)

        tags = create_tags('Alpha', 'Bravo', 'Charlie')

        cls.form_data = {
            'name': 'Provider Network X',
            'provider': providers[1].pk,
            'description': 'A new provider network',
            'comments': 'Longer description goes here',
            'tags': [t.pk for t in tags],
        }

        cls.csv_data = (
            "name,provider,description",
            "Provider Network 4,Provider 1,Foo",
            "Provider Network 5,Provider 1,Bar",
            "Provider Network 6,Provider 1,Baz",
        )

        cls.csv_update_data = (
            "id,name,description",
            f"{provider_networks[0].pk},Provider Network 7,New description7",
            f"{provider_networks[1].pk},Provider Network 8,New description8",
            f"{provider_networks[2].pk},Provider Network 9,New description9",
        )

        cls.bulk_edit_data = {
            'provider': providers[1].pk,
            'description': 'New description',
            'comments': 'New comments',
        }


class CircuitTerminationTestCase(ViewTestCases.PrimaryObjectViewTestCase):
    model = CircuitTermination

    @classmethod
    def setUpTestData(cls):

        sites = (
            Site(name='Site 1', slug='site-1'),
            Site(name='Site 2', slug='site-2'),
            Site(name='Site 3', slug='site-3'),
        )
        Site.objects.bulk_create(sites)
        provider = Provider.objects.create(name='Provider 1', slug='provider-1')
        circuittype = CircuitType.objects.create(name='Circuit Type 1', slug='circuit-type-1')

        circuits = (
            Circuit(cid='Circuit 1', provider=provider, type=circuittype),
            Circuit(cid='Circuit 2', provider=provider, type=circuittype),
            Circuit(cid='Circuit 3', provider=provider, type=circuittype),
        )
        Circuit.objects.bulk_create(circuits)

        circuit_terminations = (
            CircuitTermination(circuit=circuits[0], term_side='A', termination=sites[0]),
            CircuitTermination(circuit=circuits[0], term_side='Z', termination=sites[1]),
            CircuitTermination(circuit=circuits[1], term_side='A', termination=sites[0]),
            CircuitTermination(circuit=circuits[1], term_side='Z', termination=sites[1]),
        )
        for ct in circuit_terminations:
            ct.save()

        cls.form_data = {
            'circuit': circuits[2].pk,
            'term_side': 'A',
            'termination_content_type': ContentType.objects.get_for_model(Site).pk,
            'termination_object_id': sites[2].pk,
            'description': 'New description',
        }

        site = sites[0].pk
        cls.csv_data = (
            "circuit,term_side,termination_type,termination_id,description",
            f"Circuit 3,A,dcim.site,{site},Foo",
            f"Circuit 3,Z,dcim.site,{site},Bar",
        )

        cls.csv_update_data = (
            "id,port_speed,description",
            f"{circuit_terminations[0].pk},100,New description7",
            f"{circuit_terminations[1].pk},200,New description8",
            f"{circuit_terminations[2].pk},300,New description9",
        )

        cls.bulk_edit_data = {
            'port_speed': 400,
            'description': 'New description',
        }

    def test_trace(self):
        self.add_permissions(
            'circuits.view_circuittermination',
            'dcim.view_cable',
            'dcim.view_interface',
            'dcim.view_device',
        )
        device = create_test_device('Device 1')

        circuittermination = CircuitTermination.objects.first()
        interface = Interface.objects.create(
            device=device,
            name='Interface 1'
        )
        Cable(a_terminations=[circuittermination], b_terminations=[interface]).save()

        response = self.client.get(reverse('circuits:circuittermination_trace', kwargs={'pk': circuittermination.pk}))
        self.assertHttpStatus(response, 200)


class CircuitGroupTestCase(ViewTestCases.OrganizationalObjectViewTestCase):
    model = CircuitGroup

    @classmethod
    def setUpTestData(cls):

        circuit_groups = (
            CircuitGroup(name='Circuit Group 1', slug='circuit-group-1'),
            CircuitGroup(name='Circuit Group 2', slug='circuit-group-2'),
            CircuitGroup(name='Circuit Group 3', slug='circuit-group-3'),
        )
        CircuitGroup.objects.bulk_create(circuit_groups)

        tags = create_tags('Alpha', 'Bravo', 'Charlie')

        cls.form_data = {
            'name': 'Circuit Group X',
            'slug': 'circuit-group-x',
            'description': 'A new Circuit Group',
            'tags': [t.pk for t in tags],
        }

        cls.csv_data = (
            "name,slug",
            "Circuit Group 4,circuit-group-4",
            "Circuit Group 5,circuit-group-5",
            "Circuit Group 6,circuit-group-6",
        )

        cls.csv_update_data = (
            "id,name,description",
            f"{circuit_groups[0].pk},Circuit Group 7,New description7",
            f"{circuit_groups[1].pk},Circuit Group 8,New description8",
            f"{circuit_groups[2].pk},Circuit Group 9,New description9",
        )

        cls.bulk_edit_data = {
            'description': 'Foo',
        }


class CircuitGroupAssignmentTestCase(
    ViewTestCases.CreateObjectViewTestCase,
    ViewTestCases.EditObjectViewTestCase,
    ViewTestCases.DeleteObjectViewTestCase,
    ViewTestCases.ListObjectsViewTestCase,
    ViewTestCases.BulkEditObjectsViewTestCase,
    ViewTestCases.BulkImportObjectsViewTestCase,
    ViewTestCases.BulkDeleteObjectsViewTestCase
):
    model = CircuitGroupAssignment

    @classmethod
    def setUpTestData(cls):

        circuit_groups = (
            CircuitGroup(name='Circuit Group 1', slug='circuit-group-1'),
            CircuitGroup(name='Circuit Group 2', slug='circuit-group-2'),
            CircuitGroup(name='Circuit Group 3', slug='circuit-group-3'),
            CircuitGroup(name='Circuit Group 4', slug='circuit-group-4'),
        )
        CircuitGroup.objects.bulk_create(circuit_groups)

        provider = Provider.objects.create(name='Provider 1', slug='provider-1')
        circuittype = CircuitType.objects.create(name='Circuit Type 1', slug='circuit-type-1')

        circuits = (
            Circuit(cid='Circuit 1', provider=provider, type=circuittype),
            Circuit(cid='Circuit 2', provider=provider, type=circuittype),
            Circuit(cid='Circuit 3', provider=provider, type=circuittype),
            Circuit(cid='Circuit 4', provider=provider, type=circuittype),
        )
        Circuit.objects.bulk_create(circuits)

        assignments = (
            CircuitGroupAssignment(
                group=circuit_groups[0],
                member=circuits[0],
                priority=CircuitPriorityChoices.PRIORITY_PRIMARY
            ),
            CircuitGroupAssignment(
                group=circuit_groups[1],
                member=circuits[1],
                priority=CircuitPriorityChoices.PRIORITY_SECONDARY
            ),
            CircuitGroupAssignment(
                group=circuit_groups[2],
                member=circuits[2],
                priority=CircuitPriorityChoices.PRIORITY_TERTIARY
            ),
        )
        CircuitGroupAssignment.objects.bulk_create(assignments)

        tags = create_tags('Alpha', 'Bravo', 'Charlie')

        cls.form_data = {
            'group': circuit_groups[3].pk,
            'member_content_type': ContentType.objects.get_for_model(Circuit).pk,
            'member_object_id': circuits[3].pk,
            'priority': CircuitPriorityChoices.PRIORITY_INACTIVE,
            'tags': [t.pk for t in tags],
        }

        cls.csv_data = (
            "member_type,member_id,group,priority",
            f"circuits.circuit,{circuits[0].pk},{circuit_groups[3].pk},primary",
            f"circuits.circuit,{circuits[1].pk},{circuit_groups[3].pk},secondary",
            f"circuits.circuit,{circuits[2].pk},{circuit_groups[3].pk},tertiary",
        )

        cls.csv_update_data = (
            "id,priority",
            f"{assignments[0].pk},inactive",
            f"{assignments[1].pk},inactive",
            f"{assignments[2].pk},inactive",
        )

        cls.bulk_edit_data = {
            'priority': CircuitPriorityChoices.PRIORITY_INACTIVE,
        }


class VirtualCircuitTypeTestCase(ViewTestCases.OrganizationalObjectViewTestCase):
    model = VirtualCircuitType

    @classmethod
    def setUpTestData(cls):

        virtual_circuit_types = (
            VirtualCircuitType(name='Virtual Circuit Type 1', slug='circuit-type-1'),
            VirtualCircuitType(name='Virtual Circuit Type 2', slug='circuit-type-2'),
            VirtualCircuitType(name='Virtual Circuit Type 3', slug='circuit-type-3'),
        )
        VirtualCircuitType.objects.bulk_create(virtual_circuit_types)

        tags = create_tags('Alpha', 'Bravo', 'Charlie')

        cls.form_data = {
            'name': 'Virtual Circuit Type X',
            'slug': 'virtual-circuit-type-x',
            'description': 'A new virtual circuit type',
            'tags': [t.pk for t in tags],
        }

        cls.csv_data = (
            "name,slug",
            "Virtual Circuit Type 4,circuit-type-4",
            "Virtual Circuit Type 5,circuit-type-5",
            "Virtual Circuit Type 6,circuit-type-6",
        )

        cls.csv_update_data = (
            "id,name,description",
            f"{virtual_circuit_types[0].pk},Virtual Circuit Type 7,New description7",
            f"{virtual_circuit_types[1].pk},Virtual Circuit Type 8,New description8",
            f"{virtual_circuit_types[2].pk},Virtual Circuit Type 9,New description9",
        )

        cls.bulk_edit_data = {
            'description': 'Foo',
        }


class VirtualCircuitTestCase(ViewTestCases.PrimaryObjectViewTestCase):
    model = VirtualCircuit

    def setUp(self):
        super().setUp()

        self.add_permissions(
            'circuits.add_virtualcircuittermination',
        )

    @classmethod
    def setUpTestData(cls):
        provider = Provider.objects.create(name='Provider 1', slug='provider-1')
        provider_networks = (
            ProviderNetwork(provider=provider, name='Provider Network 1'),
            ProviderNetwork(provider=provider, name='Provider Network 2'),
        )
        ProviderNetwork.objects.bulk_create(provider_networks)
        provider_accounts = (
            ProviderAccount(provider=provider, account='Provider Account 1'),
            ProviderAccount(provider=provider, account='Provider Account 2'),
        )
        ProviderAccount.objects.bulk_create(provider_accounts)
        virtual_circuit_types = (
            VirtualCircuitType(name='Virtual Circuit Type 1', slug='virtual-circuit-type-1'),
            VirtualCircuitType(name='Virtual Circuit Type 2', slug='virtual-circuit-type-2'),
        )
        VirtualCircuitType.objects.bulk_create(virtual_circuit_types)

        virtual_circuits = (
            VirtualCircuit(
                provider_network=provider_networks[0],
                provider_account=provider_accounts[0],
                cid='Virtual Circuit 1',
                type=virtual_circuit_types[0]
            ),
            VirtualCircuit(
                provider_network=provider_networks[0],
                provider_account=provider_accounts[0],
                cid='Virtual Circuit 2',
                type=virtual_circuit_types[0]
            ),
            VirtualCircuit(
                provider_network=provider_networks[0],
                provider_account=provider_accounts[0],
                cid='Virtual Circuit 3',
                type=virtual_circuit_types[0]
            ),
        )
        VirtualCircuit.objects.bulk_create(virtual_circuits)

        device = create_test_device('Device 1')
        interfaces = (
            Interface(device=device, name='Interface 1', type=InterfaceTypeChoices.TYPE_VIRTUAL),
            Interface(device=device, name='Interface 2', type=InterfaceTypeChoices.TYPE_VIRTUAL),
            Interface(device=device, name='Interface 3', type=InterfaceTypeChoices.TYPE_VIRTUAL),
        )
        Interface.objects.bulk_create(interfaces)

        tags = create_tags('Alpha', 'Bravo', 'Charlie')

        cls.form_data = {
            'cid': 'Virtual Circuit X',
            'provider_network': provider_networks[1].pk,
            'provider_account': provider_accounts[1].pk,
            'type': virtual_circuit_types[1].pk,
            'status': CircuitStatusChoices.STATUS_PLANNED,
            'description': 'A new virtual circuit',
            'comments': 'Some comments',
            'tags': [t.pk for t in tags],
        }

        cls.csv_data = (
            "cid,provider_network,provider_account,type,status",
            (
                f"Virtual Circuit 4,Provider Network 1,Provider Account 1,{virtual_circuit_types[0].name},"
                f"{CircuitStatusChoices.STATUS_PLANNED}"
            ),
            (
                f"Virtual Circuit 5,Provider Network 1,Provider Account 1,{virtual_circuit_types[0].name},"
                f"{CircuitStatusChoices.STATUS_PLANNED}"
            ),
            (
                f"Virtual Circuit 6,Provider Network 1,Provider Account 1,{virtual_circuit_types[0].name},"
                f"{CircuitStatusChoices.STATUS_PLANNED}"
            ),
        )

        cls.csv_update_data = (
            "id,cid,description,type,status",
            (
                f"{virtual_circuits[0].pk},Virtual Circuit A,New description,{virtual_circuit_types[1].name},"
                f"{CircuitStatusChoices.STATUS_DECOMMISSIONED}"
            ),
            (
                f"{virtual_circuits[1].pk},Virtual Circuit B,New description,{virtual_circuit_types[1].name},"
                f"{CircuitStatusChoices.STATUS_DECOMMISSIONED}"
            ),
            (
                f"{virtual_circuits[2].pk},Virtual Circuit C,New description,{virtual_circuit_types[1].name},"
                f"{CircuitStatusChoices.STATUS_DECOMMISSIONED}"
            ),
        )

        cls.bulk_edit_data = {
            'provider_network': provider_networks[1].pk,
            'provider_account': provider_accounts[1].pk,
            'type': virtual_circuit_types[1].pk,
            'status': CircuitStatusChoices.STATUS_DECOMMISSIONED,
            'description': 'New description',
            'comments': 'New comments',
        }

    def test_bulk_import_objects_with_terminations(self):
        self.add_permissions(
            'circuits.view_virtualcircuit',
            'circuits.view_providernetwork',
            'circuits.view_virtualcircuittype',
            'dcim.view_interface',
        )
        interfaces = Interface.objects.filter(type=InterfaceTypeChoices.TYPE_VIRTUAL)
        json_data = f"""
            [
              {{
                "cid": "Virtual Circuit 7",
                "provider_network": "Provider Network 1",
                "type": "Virtual Circuit Type 1",
                "status": "active",
                "terminations": [
                  {{
                    "role": "hub",
                    "interface": {interfaces[0].pk}
                  }},
                  {{
                    "role": "spoke",
                    "interface": {interfaces[1].pk}
                  }},
                  {{
                    "role": "spoke",
                    "interface": {interfaces[2].pk}
                  }}
                ]
              }}
            ]
        """

        initial_count = self._get_queryset().count()
        data = {
            'data': json_data,
            'format': ImportFormatChoices.JSON,
        }

        # Assign model-level permission
        obj_perm = ObjectPermission(
            name='Test permission',
            actions=['add']
        )
        obj_perm.save()
        obj_perm.users.add(self.user)
        obj_perm.object_types.add(ObjectType.objects.get_for_model(self.model))

        # Try GET with model-level permission
        self.assertHttpStatus(self.client.get(self._get_url('bulk_import')), 200)

        # Test POST with permission
        self.assertHttpStatus(self.client.post(self._get_url('bulk_import'), data), 302)
        self.assertEqual(self._get_queryset().count(), initial_count + 1)


class VirtualCircuitTerminationTestCase(ViewTestCases.PrimaryObjectViewTestCase):
    model = VirtualCircuitTermination

    @classmethod
    def setUpTestData(cls):
        manufacturer = Manufacturer.objects.create(name='Manufacturer 1', slug='manufacturer-1')
        device_type = DeviceType.objects.create(manufacturer=manufacturer, model='Device Type 1')
        device_role = DeviceRole.objects.create(name='Device Role 1', slug='device-role-1')
        site = Site.objects.create(name='Site 1', slug='site-1')

        devices = (
            Device(site=site, name='hub', device_type=device_type, role=device_role),
            Device(site=site, name='spoke1', device_type=device_type, role=device_role),
            Device(site=site, name='spoke2', device_type=device_type, role=device_role),
            Device(site=site, name='spoke3', device_type=device_type, role=device_role),
        )
        Device.objects.bulk_create(devices)

        physical_interfaces = (
            Interface(device=devices[0], name='eth0', type=InterfaceTypeChoices.TYPE_1GE_FIXED),
            Interface(device=devices[1], name='eth0', type=InterfaceTypeChoices.TYPE_1GE_FIXED),
            Interface(device=devices[2], name='eth0', type=InterfaceTypeChoices.TYPE_1GE_FIXED),
            Interface(device=devices[3], name='eth0', type=InterfaceTypeChoices.TYPE_1GE_FIXED),
        )
        Interface.objects.bulk_create(physical_interfaces)

        virtual_interfaces = (
            # Point-to-point VCs
            Interface(
                device=devices[0],
                name='eth0.1',
                parent=physical_interfaces[0],
                type=InterfaceTypeChoices.TYPE_VIRTUAL
            ),
            Interface(
                device=devices[0],
                name='eth0.2',
                parent=physical_interfaces[0],
                type=InterfaceTypeChoices.TYPE_VIRTUAL
            ),
            Interface(
                device=devices[0],
                name='eth0.3',
                parent=physical_interfaces[0],
                type=InterfaceTypeChoices.TYPE_VIRTUAL
            ),
            Interface(
                device=devices[1],
                name='eth0.1',
                parent=physical_interfaces[1],
                type=InterfaceTypeChoices.TYPE_VIRTUAL
            ),
            Interface(
                device=devices[2],
                name='eth0.1',
                parent=physical_interfaces[2],
                type=InterfaceTypeChoices.TYPE_VIRTUAL
            ),
            Interface(
                device=devices[3],
                name='eth0.1',
                parent=physical_interfaces[3],
                type=InterfaceTypeChoices.TYPE_VIRTUAL
            ),

            # Hub and spoke VCs
            Interface(
                device=devices[0],
                name='eth0.9',
                parent=physical_interfaces[0],
                type=InterfaceTypeChoices.TYPE_VIRTUAL
            ),
            Interface(
                device=devices[1],
                name='eth0.9',
                parent=physical_interfaces[0],
                type=InterfaceTypeChoices.TYPE_VIRTUAL
            ),
            Interface(
                device=devices[2],
                name='eth0.9',
                parent=physical_interfaces[0],
                type=InterfaceTypeChoices.TYPE_VIRTUAL
            ),
            Interface(
                device=devices[3],
                name='eth0.9',
                parent=physical_interfaces[0],
                type=InterfaceTypeChoices.TYPE_VIRTUAL
            ),
        )
        Interface.objects.bulk_create(virtual_interfaces)

        provider = Provider.objects.create(name='Provider 1', slug='provider-1')
        provider_network = ProviderNetwork.objects.create(provider=provider, name='Provider Network 1')
        provider_account = ProviderAccount.objects.create(provider=provider, account='Provider Account 1')
        virtual_circuit_type = VirtualCircuitType.objects.create(
            name='Virtual Circuit Type 1',
            slug='virtual-circuit-type-1'
        )

        virtual_circuits = (
            VirtualCircuit(
                provider_network=provider_network,
                provider_account=provider_account,
                cid='Virtual Circuit 1',
                type=virtual_circuit_type
            ),
            VirtualCircuit(
                provider_network=provider_network,
                provider_account=provider_account,
                cid='Virtual Circuit 2',
                type=virtual_circuit_type
            ),
            VirtualCircuit(
                provider_network=provider_network,
                provider_account=provider_account,
                cid='Virtual Circuit 3',
                type=virtual_circuit_type
            ),
            VirtualCircuit(
                provider_network=provider_network,
                provider_account=provider_account,
                cid='Virtual Circuit 4',
                type=virtual_circuit_type
            ),
        )
        VirtualCircuit.objects.bulk_create(virtual_circuits)

        virtual_circuit_terminations = (
            VirtualCircuitTermination(
                virtual_circuit=virtual_circuits[0],
                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
                interface=virtual_interfaces[0]
            ),
            VirtualCircuitTermination(
                virtual_circuit=virtual_circuits[0],
                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
                interface=virtual_interfaces[3]
            ),
            VirtualCircuitTermination(
                virtual_circuit=virtual_circuits[1],
                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
                interface=virtual_interfaces[1]
            ),
            VirtualCircuitTermination(
                virtual_circuit=virtual_circuits[1],
                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
                interface=virtual_interfaces[4]
            ),
            VirtualCircuitTermination(
                virtual_circuit=virtual_circuits[2],
                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
                interface=virtual_interfaces[2]
            ),
            VirtualCircuitTermination(
                virtual_circuit=virtual_circuits[2],
                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
                interface=virtual_interfaces[5]
            ),
        )
        VirtualCircuitTermination.objects.bulk_create(virtual_circuit_terminations)

        cls.form_data = {
            'virtual_circuit': virtual_circuits[3].pk,
            'role': VirtualCircuitTerminationRoleChoices.ROLE_HUB,
            'interface': virtual_interfaces[6].pk
        }

        cls.csv_data = (
            "virtual_circuit,role,interface,description",
            f"Virtual Circuit 4,{VirtualCircuitTerminationRoleChoices.ROLE_HUB},{virtual_interfaces[6].pk},Hub",
            f"Virtual Circuit 4,{VirtualCircuitTerminationRoleChoices.ROLE_SPOKE},{virtual_interfaces[7].pk},Spoke 1",
            f"Virtual Circuit 4,{VirtualCircuitTerminationRoleChoices.ROLE_SPOKE},{virtual_interfaces[8].pk},Spoke 2",
            f"Virtual Circuit 4,{VirtualCircuitTerminationRoleChoices.ROLE_SPOKE},{virtual_interfaces[9].pk},Spoke 3",
        )

        cls.csv_update_data = (
            "id,role,description",
            f"{virtual_circuit_terminations[0].pk},{VirtualCircuitTerminationRoleChoices.ROLE_SPOKE},New description",
            f"{virtual_circuit_terminations[1].pk},{VirtualCircuitTerminationRoleChoices.ROLE_SPOKE},New description",
            f"{virtual_circuit_terminations[2].pk},{VirtualCircuitTerminationRoleChoices.ROLE_SPOKE},New description",
        )

        cls.bulk_edit_data = {
            'description': 'New description',
        }
