flectra/addons/account/tests/test_account_invoice_rounding.py

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# -*- coding: utf-8 -*-
2018-01-16 11:34:37 +01:00
from flectra.addons.account.tests.account_test_classes import AccountingTestCase
from flectra.exceptions import ValidationError
import time
class TestAccountInvoiceRounding(AccountingTestCase):
def setUp(self):
super(TestAccountInvoiceRounding, self).setUp()
self.account_receivable = self.env['account.account'].search(
[('user_type_id', '=', self.env.ref('account.data_account_type_receivable').id)], limit=1)
self.account_revenue = self.env['account.account'].search(
[('user_type_id', '=', self.env.ref('account.data_account_type_revenue').id)], limit=1)
self.fixed_tax = self.env['account.tax'].create({
'name': 'Test Tax',
'amount': 0.0,
'amount_type': 'fixed',
})
def create_cash_rounding(self, rounding, method, strategy):
return self.env['account.cash.rounding'].create({
'name': 'rounding ' + method,
'rounding': rounding,
'account_id': self.account_receivable.id,
'strategy': strategy,
'rounding_method': method,
})
def create_invoice(self, amount, cash_rounding_id, tax_amount=None):
""" Returns an open invoice """
invoice_id = self.env['account.invoice'].create({
'partner_id': self.env.ref("base.res_partner_2").id,
'reference_type': 'none',
'currency_id': self.env.ref('base.USD').id,
'name': 'invoice test rounding',
'account_id': self.account_receivable.id,
'type': 'out_invoice',
'date_invoice': time.strftime('%Y') + '-06-26',
})
if tax_amount:
self.fixed_tax.amount = tax_amount
self.env['account.invoice.line'].create({
'product_id': self.env.ref("product.product_product_4").id,
'quantity': 1,
'price_unit': amount,
'invoice_id': invoice_id.id,
'name': 'something',
'account_id': self.account_revenue.id,
'invoice_line_tax_ids': [(6, 0, [self.fixed_tax.id])] if tax_amount else None
})
# Create the tax_line_ids
invoice_id._onchange_invoice_line_ids()
# We need to set the cash_rounding_id after the _onchange_invoice_line_ids
# to avoid a ValidationError from _check_cash_rounding because the onchange
# are not well triggered in the tests.
try:
invoice_id.cash_rounding_id = cash_rounding_id
except ValidationError:
pass
invoice_id._onchange_cash_rounding()
invoice_id.action_invoice_open()
return invoice_id
def _check_invoice_rounding(self, inv, exp_lines_values, exp_tax_values=None):
inv_lines = inv.invoice_line_ids
self.assertEquals(len(inv_lines), len(exp_lines_values))
for i in range(0, len(exp_lines_values)):
self.assertEquals(inv_lines[i].price_unit, exp_lines_values[i])
if exp_tax_values:
tax_lines = inv.tax_line_ids
self.assertEquals(len(tax_lines), len(exp_tax_values))
for i in range(0, len(exp_tax_values)):
self.assertEquals(tax_lines[i].amount_total, exp_tax_values[i])
def test_rounding_add_invoice_line(self):
self._check_invoice_rounding(
self.create_invoice(100.2, self.create_cash_rounding(0.5, 'UP', 'add_invoice_line')),
[100.2, 0.3]
)
self._check_invoice_rounding(
self.create_invoice(100.9, self.create_cash_rounding(1.0, 'DOWN', 'add_invoice_line')),
[100.9, -0.9]
)
self._check_invoice_rounding(
self.create_invoice(100.5, self.create_cash_rounding(1.0, 'HALF-UP', 'add_invoice_line')),
[100.5, 0.5]
)
def test_rounding_biggest_tax(self):
self._check_invoice_rounding(
self.create_invoice(100.2, self.create_cash_rounding(0.5, 'UP', 'biggest_tax'), 1.0),
[100.2], [1.3]
)
self._check_invoice_rounding(
self.create_invoice(100.9, self.create_cash_rounding(1.0, 'DOWN', 'biggest_tax'), 2.0),
[100.9], [1.1]
)
self._check_invoice_rounding(
self.create_invoice(100.5, self.create_cash_rounding(1.0, 'HALF-UP', 'biggest_tax'), 1.0),
[100.5], [1.5]
)