from datetime import date

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


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

    def setUp(self):
        super().setUp()
        self.asset = self.env['fusion.asset'].create({
            'name': 'Disposal Test Asset',
            'cost': 6000,
            'acquisition_date': date(2026, 1, 1),
            'in_service_date': date(2026, 1, 1),
            'method': 'straight_line', 'useful_life_years': 3,
        })
        self.env['fusion.asset.engine'].compute_depreciation_schedule(self.asset)
        self.asset.action_set_running()

    def test_default_loads_active_asset(self):
        wizard = self.env['fusion.disposal.wizard'].with_context(
            active_model='fusion.asset', active_id=self.asset.id,
        ).create({})
        self.assertEqual(wizard.asset_id, self.asset)

    def test_action_dispose_marks_asset_disposed(self):
        wizard = self.env['fusion.disposal.wizard'].create({
            'asset_id': self.asset.id,
            'disposal_type': 'sale',
            'sale_amount': 4000,
            'disposal_date': date(2026, 6, 1),
        })
        wizard.action_dispose()
        self.asset.invalidate_recordset(['state'])
        self.assertEqual(self.asset.state, 'disposed')

    def test_compute_gain_loss_sale(self):
        wizard = self.env['fusion.disposal.wizard'].create({
            'asset_id': self.asset.id,
            'disposal_type': 'sale',
            'sale_amount': 7000,
        })
        wizard._compute_gain_loss()
        self.assertAlmostEqual(
            wizard.estimated_gain_loss,
            7000 - self.asset.book_value,
            places=2,
        )