# Part of Odoo. See LICENSE file for full copyright and licensing details. from odoo.exceptions import ValidationError from odoo.fields import Command from odoo.tests import tagged from odoo.addons.sale.tests.common import SaleCommon @tagged('post_install', '-at_install') class TestSaleOrderDiscount(SaleCommon): @classmethod def setUpClass(cls): super().setUpClass() cls.wizard = cls.env['sale.order.discount'].create({ 'sale_order_id': cls.sale_order.id, 'discount_type': 'amount', }) def test_amount(self): self.wizard.write({ 'discount_amount': 55, 'discount_type': 'amount', }) self.wizard.action_apply_discount() discount_line = self.sale_order.order_line[-1] self.assertEqual(discount_line.price_unit, -55) self.assertEqual(discount_line.product_uom_qty, 1.0) self.assertFalse(discount_line.tax_id) def test_amount_discount_with_fixed_tax(self): solines = self.sale_order.order_line self.assertEqual(len(solines), 2) # One fixed tax fixed_tax = self.env['account.tax'].create({ 'name': "fixed", 'amount_type': 'fixed', 'amount': 7, }) solines[0].tax_id = fixed_tax self.wizard.write({ 'discount_amount': 55, 'discount_type': 'amount', }) self.wizard.action_apply_discount() discount_line = self.sale_order.order_line - solines discount_line.ensure_one() msg = "A fixed tax should not be discounted." self.assertFalse(discount_line.tax_id, msg=msg) msg = "The discounted amount shouldn't be modified." self.assertAlmostEqual(discount_line.price_total, -55, msg=msg) self.assertEqual(discount_line.product_uom_qty, 1.0) def test_so_discount(self): solines = self.sale_order.order_line amount_before_discount = self.sale_order.amount_total self.assertEqual(len(solines), 2) # No taxes solines.tax_id = [Command.clear()] self.wizard.write({ 'discount_percentage': 0.5, # 50% 'discount_type': 'so_discount', }) self.wizard.action_apply_discount() discount_line = self.sale_order.order_line[-1] self.assertAlmostEqual(discount_line.price_unit, -amount_before_discount * 0.5) self.assertFalse(discount_line.tax_id) self.assertEqual(discount_line.product_uom_qty, 1.0) # One tax group discount_line.unlink() dumb_tax = self.env['account.tax'].create({'name': 'test'}) solines.tax_id = dumb_tax self.wizard.action_apply_discount() discount_line = self.sale_order.order_line - solines discount_line.ensure_one() self.assertAlmostEqual(discount_line.price_unit, -amount_before_discount * 0.5) self.assertEqual(discount_line.tax_id, dumb_tax) self.assertEqual(discount_line.product_uom_qty, 1.0) # Two tax groups discount_line.unlink() solines[0].tax_id = [Command.clear()] self.wizard.action_apply_discount() discount_lines = self.sale_order.order_line - solines self.assertEqual(len(discount_lines), 2) self.assertEqual(discount_lines[0].price_unit, -solines[0].price_subtotal * 0.5) self.assertEqual(discount_lines[1].price_unit, -solines[1].price_subtotal * 0.5) self.assertEqual(discount_lines[0].tax_id, solines[0].tax_id) self.assertEqual(discount_lines[1].tax_id, solines[1].tax_id) self.assertTrue(all(line.product_uom_qty == 1.0 for line in discount_lines)) def test_so_discount_with_fixed_tax(self): solines = self.sale_order.order_line self.assertEqual(len(solines), 2) # One fixed tax fixed_tax = self.env['account.tax'].create({ 'name': "fixed", 'amount_type': 'fixed', 'amount': 1, }) solines[0].tax_id = fixed_tax amount_before_discount = self.sale_order.amount_total self.wizard.write({ 'discount_percentage': 0.5, # 50% 'discount_type': 'so_discount', }) self.wizard.action_apply_discount() discount_line = self.sale_order.order_line - solines discount_line.ensure_one() msg = "A fixed tax should not be discounted." no_discount_amount = fixed_tax.amount * solines[0].product_uom_qty self.assertAlmostEqual( discount_line.price_unit, - (amount_before_discount - no_discount_amount) * 0.5, msg=msg ) self.assertFalse(discount_line.tax_id, msg=msg) self.assertEqual(discount_line.product_uom_qty, 1.0) def test_sol_discount(self): so_amount = self.sale_order.amount_untaxed self.wizard.write({ 'discount_percentage': 0.5, # 50% 'discount_type': 'sol_discount', }) self.wizard.action_apply_discount() self.assertTrue( all(line.discount == 50 for line in self.sale_order.order_line) ) self.assertAlmostEqual(self.sale_order.amount_untaxed, so_amount*0.5) self.wizard.write({'discount_percentage': -0.5}) self.wizard.action_apply_discount() self.assertTrue( all(line.discount == -50 for line in self.sale_order.order_line) ) self.assertAlmostEqual(self.sale_order.amount_untaxed, so_amount*1.5) def test_sol_discount_removal(self): so_amount = self.sale_order.amount_untaxed self.wizard.write({'discount_percentage': 0.5, 'discount_type': 'sol_discount'}) self.wizard.action_apply_discount() self.wizard.write({'discount_percentage': 0}) self.wizard.action_apply_discount() self.assertFalse(self.sale_order.order_line.filtered('discount')) self.assertAlmostEqual(self.sale_order.amount_untaxed, so_amount) def test_percent_discount_above_100(self): with self.assertRaises(ValidationError): self.wizard.write({'discount_percentage': 1.1, 'discount_type': 'sol_discount'}) def test_discount_translation(self): self.env['res.lang']._activate_lang('es_AR') self.wizard.write({ 'discount_percentage': 0.1, 'discount_type': 'so_discount', }) self.wizard.sale_order_id.partner_id.lang = 'es_AR' self.wizard.action_apply_discount() discount_line = self.sale_order.order_line[-1] self.assertEqual(discount_line.name, "Descontar 10.00%") def test_discount_translation_tax_groups(self): self.env['res.lang']._activate_lang('es_AR') self.wizard.write({ 'discount_percentage': 0.1, 'discount_type': 'so_discount', }) self.wizard.sale_order_id.partner_id.lang = 'es_AR' tax1, tax2 = self.env['account.tax'].create([{ 'name': f"{percentage}% VAT", 'amount_type': 'percent', 'amount': percentage, } for percentage in (10, 20)]) self.wizard.sale_order_id.order_line[0].tax_id = tax1 self.wizard.sale_order_id.order_line[1].tax_id = tax2 self.wizard.action_apply_discount() self.assertEqual( self.sale_order.order_line[-2].name, "Descontar 10.00% - en los productos con los siguientes impuestos 10% VAT", ) self.assertEqual( self.sale_order.order_line[-1].name, "Descontar 10.00% - en los productos con los siguientes impuestos 20% VAT", ) def test_line_and_global_discount(self): solines = self.sale_order.order_line amount_before_discount = self.sale_order.amount_untaxed self.assertEqual(len(solines), 2) solines.discount = 10 self.assertEqual(self.sale_order.amount_untaxed, amount_before_discount * 0.9) amount_with_line_discount = self.sale_order.amount_untaxed self.wizard.write({ 'discount_percentage': 0.1, # 10% 'discount_type': 'so_discount', }) self.wizard.action_apply_discount() self.assertEqual(self.sale_order.amount_untaxed, amount_with_line_discount * 0.9)