[FIX] website_sale: add tests to ensure correct fiscal position is used

Forward port of tests only of #64477 (12.0) since the fix was already applied
in 14.0 with https://github.com/odoo/odoo/pull/40336

opw-2423215

closes odoo/odoo#64539

X-original-commit: 761319a3b652f8258f44385ef6e45dc5e07c5fd2
Signed-off-by: Jérémy Kersten (jke) <jke@openerp.com>
Signed-off-by: Romain Derie <rdeodoo@users.noreply.github.com>

1 files changed, 52 insertions, 0 deletions

diff --git a/addons/website_sale/tests/test_website_sale_product_attribute_value_config.py b/addons/website_sale/tests/test_website_sale_product_attribute_value_config.py
index 7b446e05f21..079a885cc53 100644
--- a/addons/website_sale/tests/test_website_sale_product_attribute_value_config.py
+++ b/addons/website_sale/tests/test_website_sale_product_attribute_value_config.py
@@ -63,3 +63,55 @@ class TestWebsiteSaleProductAttributeValueConfig(TestSaleProductAttributeValueCo
         self.assertEqual(pricelist.currency_id.compare_amounts(combination_info['price'], 2222 * discount_rate * currency_ratio * tax_ratio), 0)
         self.assertEqual(pricelist.currency_id.compare_amounts(combination_info['list_price'], 2222 * currency_ratio * tax_ratio), 0)
         self.assertEqual(combination_info['has_discounted_price'], True)
+
+    def test_get_combination_info_with_fpos(self):
+        self.env.user.partner_id.country_id = False
+        current_website = self.env['website'].get_current_website()
+        pricelist = current_website.get_current_pricelist()
+        (self.env['product.pricelist'].search([]) - pricelist).write({'active': False})
+
+        test_product = self.env['product.template'].create({
+            'name': 'Test Product',
+            'price': 2000,
+        }).with_context(website_id=current_website.id)
+
+        # Add fixed price for pricelist
+        pricelist.item_ids = self.env['product.pricelist.item'].create({
+            'applied_on': "1_product",
+            'base': "list_price",
+            'compute_price': "fixed",
+            'fixed_price': 500,
+            'product_tmpl_id': test_product.id,
+        })
+        # Add 15% tax on product
+        tax15 = self.env['account.tax'].create({'name': "Test tax 15", 'amount': 15})
+        tax0 = self.env['account.tax'].create({'name': "Test tax 0", 'amount': 0})
+        test_product.taxes_id = tax15
+
+        # Enable tax included
+        group_tax_included = self.env.ref('account.group_show_line_subtotals_tax_included').with_context(active_test=False)
+        group_tax_excluded = self.env.ref('account.group_show_line_subtotals_tax_excluded').with_context(active_test=False)
+        group_tax_excluded.users -= self.env.user
+        group_tax_included.users |= self.env.user
+
+        # Create fiscal position for belgium mapping taxes 15% -> 0%
+        fpos = self.env['account.fiscal.position'].create({
+            'name': 'test',
+            'auto_apply': True,
+            'country_id': self.env.ref('base.be').id,
+        })
+        self.env['account.fiscal.position.tax'].create({
+            'position_id': fpos.id,
+            'tax_src_id': tax15.id,
+            'tax_dest_id': tax0.id,
+        })
+
+        combination_info = test_product._get_combination_info()
+        self.assertEqual(combination_info['price'], 575, "500$ + 15% tax")
+        self.assertEqual(combination_info['list_price'], 575, "500$ + 15% tax (2)")
+
+        # Now with fiscal position, taxes should be mapped
+        self.env.user.partner_id.country_id = self.env.ref('base.be').id
+        combination_info = test_product._get_combination_info()
+        self.assertEqual(combination_info['price'], 500, "500% + 0% tax (mapped from fp 15% -> 0% for BE)")
+        self.assertEqual(combination_info['list_price'], 500, "500% + 0% tax (mapped from fp 15% -> 0% for BE) (2)")