diff --git a/l10n_br_purchase_stock/tests/test_l10n_br_purchase_stock_lp.py b/l10n_br_purchase_stock/tests/test_l10n_br_purchase_stock_lp.py
index dd0d8fb62157..c3971ab68b18 100644
--- a/l10n_br_purchase_stock/tests/test_l10n_br_purchase_stock_lp.py
+++ b/l10n_br_purchase_stock/tests/test_l10n_br_purchase_stock_lp.py
@@ -3,9 +3,131 @@
 #   Renato Lima <renato.lima@akretion.com.br>
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
+from odoo.tools import float_compare
+from odoo.tools.float_utils import float_round
+
 from .test_l10n_br_purchase_stock import L10nBrPurchaseStockBase
 
 
 class L10nBrPurchaseStockBase(L10nBrPurchaseStockBase):
     def setUp(self):
         super().setUp()
+        self.lp_purchase_po = self.env.ref(
+            "l10n_br_purchase_stock.lucro_presumido_po_only_products_1"
+        ).copy()
+        self.picking_ids = False
+
+        self.stock_acc_id = self.env["account.account"].search(
+            [("code", "=", "1.1.3.1.02")], limit=1
+        )
+        self.stock_input_acc_id = self.env["account.account"].search(
+            [("code", "=", "1.1.9.0.01")], limit=1
+        )
+        self.stock_output_acc_id = self.env["account.account"].search(
+            [("code", "=", "1.1.9.0.02")], limit=1
+        )
+
+    def test_purchase_order_lp_stock_price_(self):
+        """Test stock price compute in purchase order line."""
+
+        purchase = self.lp_purchase_po
+        self._change_user_company(self.company_lucro_presumido)
+        self._run_purchase_order_onchanges(purchase)
+
+        line1 = purchase.order_line[0]
+        line2 = purchase.order_line[1]
+
+        # line 0 -> 90.03
+        line1.fiscal_tax_ids.creditable_tax = True
+        line1._compute_stock_price_br()
+
+        # price_precision = self.env["decimal.precision"].precision_get("Product Price")
+        price_precision = self.env["decimal.precision"].precision_get("Product Price")
+        expected_stock_price = float_round(
+            (
+                (
+                    line1.amount_total
+                    - line1.ipi_value
+                    - line1.icms_value
+                    - line1.pis_value
+                    - line1.cofins_value
+                )
+                / line1.product_qty
+            ),
+            precision_digits=price_precision,
+        )
+        computed_stock_price = line1.stock_price_br
+
+        compare = float_compare(
+            expected_stock_price, computed_stock_price, precision_digits=price_precision
+        )
+        self.assertEqual(
+            compare,
+            0,
+            f"Stock value mispriced - comercialização\nexpected: \
+                {expected_stock_price}\ncomputed: {computed_stock_price}",
+        )
+
+        # line 1 -> 120.75 (price with taxes)
+        line2.fiscal_operation_line_id = self.env.ref(
+            "l10n_br_fiscal.fo_compras_compras"
+        )
+        line2.fiscal_tax_ids.creditable_tax = False
+        line2._compute_stock_price_br()
+        expected_stock_price = float_round(
+            line2.amount_total / line2.product_qty, precision_digits=price_precision
+        )
+        computed_stock_price = line2.stock_price_br
+
+        compare = float_compare(
+            expected_stock_price, computed_stock_price, precision_digits=price_precision
+        )
+        self.assertEqual(
+            compare,
+            0,
+            f"Stock value mispriced - industrialização\nexpected: \
+                {expected_stock_price}\ncomputed: {computed_stock_price}",
+        )
+
+        purchase.button_confirm()
+
+        # Test if product cost matches stock price. Requires AVCO and auto stock valuation.
+        self.picking_id = purchase.picking_ids
+
+        # product categories
+        product_id1 = self.po_products.order_line[0].product_id
+        categ_id1 = product_id1.categ_id
+
+        categ_id1.write(
+            {
+                "property_stock_valuation_account_id": self.stock_acc_id.id,
+                "property_stock_account_input_categ_id": self.stock_input_acc_id.id,
+                "property_stock_account_output_categ_id": self.stock_output_acc_id.id,
+                "property_valuation": "real_time",
+                "property_cost_method": "average",
+            }
+        )
+
+        self.assertEqual(
+            categ_id1.property_stock_valuation_account_id.code,
+            "1.1.3.1.02",
+            "Invalid account in product category!",
+        )
+        self.assertEqual(
+            categ_id1.property_stock_account_input_categ_id.code,
+            "1.1.9.0.01",
+            "Invalid account in product category!",
+        )
+        self.assertEqual(
+            categ_id1.property_stock_account_output_categ_id.code,
+            "1.1.9.0.02",
+            "Invalid account in product category!",
+        )
+
+        # Validate picking
+        self.picking_id.action_confirm()
+        self.picking_id.action_assign()
+        # Force picking qties and validate
+        for move in self.picking_id.move_ids_without_package:
+            move.quantity_done = move.product_uom_qty
+        self.picking_id.button_validate()