account-financial-tools/account_fiscal_year/tests/test_account_fiscal_year.py

from odoo import fields
from odoo.tests import common


class TestFiscalPosition(common.TransactionCase):
    def check_compute_fiscal_year(
        self, company, date, expected_date_from, expected_date_to
    ):
        """Compute the fiscal year at a certain date for the company
        passed as parameter.
        Then, check if the result matches the
        'expected_date_from'/'expected_date_to' dates.

        :param company: The company.
        :param date: The date belonging to the fiscal year.
        :param expected_date_from: The expected date_from after computation.
        :param expected_date_to: The expected date_to after computation.
        """
        current_date = fields.Date.from_string(date)
        res = company.compute_fiscalyear_dates(current_date)
        self.assertEqual(res["date_from"], fields.Date.from_string(expected_date_from))
        self.assertEqual(res["date_to"], fields.Date.from_string(expected_date_to))

    def test_default_fiscal_year(self):
        """Basic case with a fiscal year xxxx-01-01 - xxxx-12-31."""
        company = self.env.ref("base.main_company")
        company.fiscalyear_last_day = 31
        company.fiscalyear_last_month = "12"

        self.check_compute_fiscal_year(
            company,
            "2017-12-31",
            "2017-01-01",
            "2017-12-31",
        )

        self.check_compute_fiscal_year(
            company,
            "2017-01-01",
            "2017-01-01",
            "2017-12-31",
        )

    def test_leap_fiscal_year_1(self):
        """Case with a leap year ending the 29 February."""
        company = self.env.ref("base.main_company")
        company.fiscalyear_last_day = 29
        company.fiscalyear_last_month = "2"

        self.check_compute_fiscal_year(
            company,
            "2016-02-29",
            "2015-03-01",
            "2016-02-29",
        )

        self.check_compute_fiscal_year(
            company,
            "2015-03-01",
            "2015-03-01",
            "2016-02-29",
        )

    def test_leap_fiscal_year_2(self):
        """Case with a leap year ending the 28 February."""
        company = self.env.ref("base.main_company")
        company.fiscalyear_last_day = 28
        company.fiscalyear_last_month = "2"

        self.check_compute_fiscal_year(
            company,
            "2016-02-29",
            "2015-03-01",
            "2016-02-29",
        )

        self.check_compute_fiscal_year(
            company,
            "2016-03-01",
            "2016-03-01",
            "2017-02-28",
        )

    def test_custom_fiscal_year(self):
        """Case with custom fiscal years."""
        company = self.env.ref("base.main_company")
        company.fiscalyear_last_day = 31
        company.fiscalyear_last_month = "12"

        # Create custom fiscal year covering the 6 first months of 2017.
        self.env["account.fiscal.year"].create(
            {
                "name": "6 month 2017",
                "date_from": "2017-01-01",
                "date_to": "2017-05-31",
                "company_id": company.id,
            }
        )

        # Check before the custom fiscal year).
        self.check_compute_fiscal_year(
            company,
            "2017-02-01",
            "2017-01-01",
            "2017-05-31",
        )

        # Check after the custom fiscal year.
        self.check_compute_fiscal_year(
            company,
            "2017-11-01",
            "2017-06-01",
            "2017-12-31",
        )

        # Create custom fiscal year covering the 3 last months of 2017.
        self.env["account.fiscal.year"].create(
            {
                "name": "last 3 month 2017",
                "date_from": "2017-10-01",
                "date_to": "2017-12-31",
                "company_id": company.id,
            }
        )

        # Check inside the custom fiscal years.
        self.check_compute_fiscal_year(
            company,
            "2017-07-01",
            "2017-06-01",
            "2017-09-30",
        )