"""Coexistence tests: fusion_accounting_followup menu only visible when
Enterprise account_followup is NOT installed."""

from odoo.tests.common import TransactionCase
from odoo.tests import tagged


@tagged('post_install', '-at_install')
class TestFollowupCoexistence(TransactionCase):

    def setUp(self):
        super().setUp()
        self.coex_group = self.env.ref(
            'fusion_accounting_core.group_fusion_show_when_enterprise_absent',
            raise_if_not_found=False,
        )
        self.assertIsNotNone(self.coex_group, "Coexistence group must exist")

    def test_engine_always_available(self):
        self.assertIn('fusion.followup.engine', self.env.registry)

    def test_menu_gated_by_coexistence_group(self):
        menu = self.env.ref('fusion_accounting_followup.menu_fusion_followup_root',
                             raise_if_not_found=False)
        if not menu:
            self.skipTest("Menu not loaded")
        menu_groups = getattr(menu, 'group_ids', None) or menu.groups_id
        self.assertIn(self.coex_group, menu_groups,
            "Followup root menu must require the coexistence group")

    def test_levels_menu_gated(self):
        menu = self.env.ref('fusion_accounting_followup.menu_fusion_followup_levels',
                             raise_if_not_found=False)
        if not menu:
            self.skipTest("Menu not loaded")
        menu_groups = getattr(menu, 'group_ids', None) or menu.groups_id
        self.assertIn(self.coex_group, menu_groups)