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1 files changed, 30 insertions, 0 deletions

diff --git a/addons/account/tests/test_account_tax.py b/addons/account/tests/test_account_tax.py
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index 00000000..94bd2a16
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+++ b/addons/account/tests/test_account_tax.py
@@ -0,0 +1,30 @@
+# -*- coding: utf-8 -*-
+from odoo.addons.account.tests.common import AccountTestInvoicingCommon
+from odoo.tests import tagged
+from odoo.exceptions import UserError
+
+
+@tagged('post_install', '-at_install')
+class TestAccountTax(AccountTestInvoicingCommon):
+
+    def test_changing_tax_company(self):
+        ''' Ensure you can't change the company of an account.tax if there are some journal entries '''
+
+        # Avoid duplicate key value violates unique constraint "account_tax_name_company_uniq".
+        self.company_data['default_tax_sale'].name = 'test_changing_account_company'
+
+        self.env['account.move'].create({
+            'move_type': 'out_invoice',
+            'date': '2019-01-01',
+            'invoice_line_ids': [
+                (0, 0, {
+                    'name': 'invoice_line',
+                    'quantity': 1.0,
+                    'price_unit': 100.0,
+                    'tax_ids': [(6, 0, self.company_data['default_tax_sale'].ids)],
+                }),
+            ],
+        })
+
+        with self.assertRaises(UserError), self.cr.savepoint():
+            self.company_data['default_tax_sale'].company_id = self.company_data_2['company']