Odoo18-Base/addons/purchase_stock/tests/test_fifo_price.py

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2025-01-06 10:57:38 +07:00
# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.
from odoo.addons.stock_account.tests.test_anglo_saxon_valuation_reconciliation_common import ValuationReconciliationTestCommon
from odoo.tests import tagged
import time
@tagged('-at_install', 'post_install')
class TestFifoPrice(ValuationReconciliationTestCommon):
def test_00_test_fifo(self):
""" Test product cost price with fifo removal strategy."""
res_partner_3 = self.env['res.partner'].create({
'name': 'Gemini Partner',
})
# Set a product as using fifo price
product_cable_management_box = self.env['product.product'].create({
'default_code': 'FIFO',
'name': 'FIFO Ice Cream',
'is_storable': True,
'categ_id': self.stock_account_product_categ.id,
'list_price': 100.0,
'standard_price': 70.0,
'uom_id': self.env.ref('uom.product_uom_kgm').id,
'uom_po_id': self.env.ref('uom.product_uom_kgm').id,
'supplier_taxes_id': [],
'description': 'FIFO Ice Cream',
})
# I create a draft Purchase Order for first in move for 10 kg at 50 euro
purchase_order_1 = self.env['purchase.order'].create({
'partner_id': res_partner_3.id,
'order_line': [(0, 0, {
'name': 'FIFO Ice Cream',
'product_id': product_cable_management_box.id,
'product_qty': 10.0,
'product_uom': self.env.ref('uom.product_uom_kgm').id,
'price_unit': 50.0,
'date_planned': time.strftime('%Y-%m-%d')})],
})
# Confirm the first purchase order
purchase_order_1.button_confirm()
# Check the "Purchase" status of purchase order 1
self.assertEqual(purchase_order_1.state, 'purchase')
# Process the reception of purchase order 1 and set date
picking = purchase_order_1.picking_ids[0]
picking.button_validate()
# Check the standard price of the product (fifo icecream), that should have changed
# because the unit cost of the purchase order is 50
self.assertAlmostEqual(product_cable_management_box.standard_price, 50.0)
self.assertEqual(product_cable_management_box.value_svl, 500.0, 'Wrong stock value')
# I create a draft Purchase Order for second shipment for 30 kg at 80 euro
purchase_order_2 = self.env['purchase.order'].create({
'partner_id': res_partner_3.id,
'order_line': [(0, 0, {
'name': 'FIFO Ice Cream',
'product_id': product_cable_management_box.id,
'product_qty': 30.0,
'product_uom': self.env.ref('uom.product_uom_kgm').id,
'price_unit': 80.0,
'date_planned': time.strftime('%Y-%m-%d')})],
})
# Confirm the second purchase order
purchase_order_2.button_confirm()
# Process the reception of purchase order 2
picking = purchase_order_2.picking_ids[0]
picking.button_validate()
# Check the standard price of the product, that should have not changed because we
# still have icecream in stock
self.assertEqual(product_cable_management_box.standard_price, 72.5, 'Standard price as fifo price of second reception incorrect!')
self.assertEqual(product_cable_management_box.value_svl, 2900.0, 'Stock valuation should be 2900')
# Let us send some goods
outgoing_shipment = self.env['stock.picking'].create({
'picking_type_id': self.company_data['default_warehouse'].out_type_id.id,
'location_id': self.company_data['default_warehouse'].lot_stock_id.id,
'location_dest_id': self.env.ref('stock.stock_location_customers').id,
'move_ids': [(0, 0, {
'name': product_cable_management_box.name,
'product_id': product_cable_management_box.id,
'product_uom_qty': 20.0,
'product_uom': self.env.ref('uom.product_uom_kgm').id,
'location_id': self.company_data['default_warehouse'].lot_stock_id.id,
'location_dest_id': self.env.ref('stock.stock_location_customers').id,
'picking_type_id': self.company_data['default_warehouse'].out_type_id.id})]
})
# I assign this outgoing shipment
outgoing_shipment.action_assign()
# Process the delivery of the outgoing shipment
outgoing_shipment.button_validate()
# Check stock value became 1600 .
self.assertEqual(product_cable_management_box.value_svl, 1600.0, 'Stock valuation should be 1600')
# Do a delivery of an extra 500 g (delivery order)
outgoing_shipment_uom = self.env['stock.picking'].create({
'picking_type_id': self.company_data['default_warehouse'].out_type_id.id,
'location_id': self.company_data['default_warehouse'].lot_stock_id.id,
'location_dest_id': self.env.ref('stock.stock_location_customers').id,
'move_ids': [(0, 0, {
'name': product_cable_management_box.name,
'product_id': product_cable_management_box.id,
'product_uom_qty': 500.0,
'product_uom': self.env.ref('uom.product_uom_gram').id,
'location_id': self.company_data['default_warehouse'].lot_stock_id.id,
'location_dest_id': self.env.ref('stock.stock_location_customers').id,
'picking_type_id': self.company_data['default_warehouse'].out_type_id.id})]
})
# I assign this outgoing shipment
outgoing_shipment_uom.action_assign()
# Process the delivery of the outgoing shipment
outgoing_shipment_uom.button_validate()
# Check stock valuation and qty in stock
self.assertEqual(product_cable_management_box.value_svl, 1560.0, 'Stock valuation should be 1560')
self.assertEqual(product_cable_management_box.qty_available, 19.5, 'Should still have 19.5 in stock')
# We will temporarily change the currency rate on the sixth of June to have the same results all year
NewUSD = self.env['res.currency'].create({
'name': 'new_usd',
'symbol': '',
'rate_ids': [(0, 0, {'rate': 1.2834, 'name': time.strftime('%Y-%m-%d')})],
})
# Create PO for 30000 g at 0.150$/g and 10 kg at 150$/kg
purchase_order_usd = self.env['purchase.order'].create({
'partner_id': res_partner_3.id,
'currency_id': NewUSD.id,
'order_line': [(0, 0, {
'name': 'FIFO Ice Cream',
'product_id': product_cable_management_box.id,
'product_qty': 30,
'product_uom': self.env.ref('uom.product_uom_kgm').id,
'price_unit': 0.150,
'date_planned': time.strftime('%Y-%m-%d')}),
(0, 0, {
'name': product_cable_management_box.name,
'product_id': product_cable_management_box.id,
'product_qty': 10.0,
'product_uom': self.env.ref('uom.product_uom_kgm').id,
'price_unit': 150.0,
'date_planned': time.strftime('%Y-%m-%d')})]
})
# Confirm the purchase order in USD
purchase_order_usd.button_confirm()
# Process the reception of purchase order with USD
picking = purchase_order_usd.picking_ids[0]
picking.button_validate()
# Create delivery order of 49.5 kg
outgoing_shipment_cur = self.env['stock.picking'].create({
'picking_type_id': self.company_data['default_warehouse'].out_type_id.id,
'location_id': self.company_data['default_warehouse'].lot_stock_id.id,
'location_dest_id': self.env.ref('stock.stock_location_customers').id,
'move_ids': [(0, 0, {
'name': product_cable_management_box.name,
'product_id': product_cable_management_box.id,
'product_uom_qty': 49.5,
'product_uom': self.env.ref('uom.product_uom_kgm').id,
'location_id': self.company_data['default_warehouse'].lot_stock_id.id,
'location_dest_id': self.env.ref('stock.stock_location_customers').id,
'picking_type_id': self.company_data['default_warehouse'].out_type_id.id})]
})
# I assign this outgoing shipment
outgoing_shipment_cur.action_assign()
# Process the delivery of the outgoing shipment
outgoing_shipment_cur.button_validate()
# Do a delivery of an extra 10 kg
outgoing_shipment_ret = self.env['stock.picking'].create({
'picking_type_id': self.company_data['default_warehouse'].out_type_id.id,
'location_id': self.company_data['default_warehouse'].lot_stock_id.id,
'location_dest_id': self.env.ref('stock.stock_location_customers').id,
'move_ids': [(0, 0, {
'name': product_cable_management_box.name,
'product_id': product_cable_management_box.id,
'product_uom_qty': 10,
'product_uom': self.env.ref('uom.product_uom_kgm').id,
'location_id': self.company_data['default_warehouse'].lot_stock_id.id,
'location_dest_id': self.env.ref('stock.stock_location_customers').id,
'picking_type_id': self.company_data['default_warehouse'].out_type_id.id})]
})
# I assign this outgoing shipment
outgoing_shipment_ret.action_assign()
outgoing_shipment_ret.button_validate()
# Check rounded price is 150.0 / 1.2834
self.assertEqual(round(product_cable_management_box.qty_available), 0.0, 'Wrong quantity in stock after first reception.')
# Let us create some outs to get negative stock for a new product using the same config
product_fifo_negative = self.env['product.product'].create({
'default_code': 'NEG',
'name': 'FIFO Negative',
'is_storable': True,
'categ_id': self.stock_account_product_categ.id,
'list_price': 100.0,
'standard_price': 70.0,
'uom_id': self.env.ref('uom.product_uom_kgm').id,
'uom_po_id': self.env.ref('uom.product_uom_kgm').id,
'supplier_taxes_id': [],
'description': 'FIFO Ice Cream',
})
# Create outpicking.create delivery order of 100 kg.
outgoing_shipment_neg = self.env['stock.picking'].create({
'picking_type_id': self.company_data['default_warehouse'].out_type_id.id,
'location_id': self.company_data['default_warehouse'].lot_stock_id.id,
'location_dest_id': self.env.ref('stock.stock_location_customers').id,
'move_ids': [(0, 0, {
'name': product_fifo_negative.name,
'product_id': product_fifo_negative.id,
'product_uom_qty': 100,
'product_uom': self.env.ref('uom.product_uom_kgm').id,
'location_id': self.company_data['default_warehouse'].lot_stock_id.id,
'location_dest_id': self.env.ref('stock.stock_location_customers').id,
'picking_type_id': self.company_data['default_warehouse'].out_type_id.id})]
})
# Process the delivery of the first outgoing shipment
outgoing_shipment_neg.action_confirm()
outgoing_shipment_neg.move_ids[0].quantity = 100.0
outgoing_shipment_neg.move_ids[0].picked = True
outgoing_shipment_neg._action_done()
# Check qty available = -100
self.assertEqual(product_fifo_negative.qty_available, -100, 'Stock qty should be -100')
# The behavior of fifo/lifo is not garantee if the quants are created at the same second, so just wait one second
time.sleep(1)
# Let create another out shipment of 400 kg
outgoing_shipment_neg2 = self.env['stock.picking'].create({
'picking_type_id': self.company_data['default_warehouse'].out_type_id.id,
'location_id': self.company_data['default_warehouse'].lot_stock_id.id,
'location_dest_id': self.env.ref('stock.stock_location_customers').id,
'move_ids': [(0, 0, {
'name': product_fifo_negative.name,
'product_id': product_fifo_negative.id,
'product_uom_qty': 400,
'product_uom': self.env.ref('uom.product_uom_kgm').id,
'location_id': self.company_data['default_warehouse'].lot_stock_id.id,
'location_dest_id': self.env.ref('stock.stock_location_customers').id,
'picking_type_id': self.company_data['default_warehouse'].out_type_id.id})]
})
# Process the delivery of the outgoing shipments
outgoing_shipment_neg2.action_confirm()
outgoing_shipment_neg2.move_ids[0].quantity = 400.0
outgoing_shipment_neg2.move_ids[0].picked = True
outgoing_shipment_neg2._action_done()
# Check qty available = -500
self.assertEqual(product_fifo_negative.qty_available, -500, 'Stock qty should be -500')
# Receive purchase order with 50 kg Ice Cream at 50€/kg
purchase_order_neg = self.env['purchase.order'].create({
'partner_id': res_partner_3.id,
'order_line': [(0, 0, {
'name': 'FIFO Ice Cream',
'product_id': product_fifo_negative.id,
'product_qty': 50.0,
'product_uom': self.env.ref('uom.product_uom_kgm').id,
'price_unit': 50.0,
'date_planned': time.strftime('%Y-%m-%d')})],
})
# I confirm the first purchase order
purchase_order_neg.button_confirm()
# Process the reception of purchase order neg
picking = purchase_order_neg.picking_ids[0]
picking.button_validate()
# Receive purchase order with 600 kg FIFO Ice Cream at 80 euro/kg
purchase_order_neg2 = self.env['purchase.order'].create({
'partner_id': res_partner_3.id,
'order_line': [(0, 0, {
'name': product_cable_management_box.name,
'product_id': product_fifo_negative.id,
'product_qty': 600.0,
'product_uom': self.env.ref('uom.product_uom_kgm').id,
'price_unit': 80.0,
'date_planned': time.strftime('%Y-%m-%d')})],
})
# I confirm the second negative purchase order
purchase_order_neg2.button_confirm()
# Process the reception of purchase order neg2
picking = purchase_order_neg2.picking_ids[0]
picking.button_validate()
original_out_move = outgoing_shipment_neg.move_ids[0]
self.assertEqual(original_out_move.product_id.value_svl, 12000.0, 'Value of the move should be 12000')
self.assertEqual(original_out_move.product_id.qty_available, 150.0, 'Qty available should be 150')
def test_01_test_fifo(self):
"""" This test ensures that unit price keeps its decimal precision """
unit_price_precision = self.env.ref('product.decimal_price')
unit_price_precision.digits = 3
tax = self.env["account.tax"].create({
"name": "Dummy Tax",
"amount": "0.00",
"type_tax_use": "purchase",
})
super_product = self.env['product.product'].create({
'name': 'Super Product',
'is_storable': True,
'categ_id': self.stock_account_product_categ.id,
'standard_price': 0.035,
})
self.assertEqual(super_product.cost_method, 'fifo')
self.assertEqual(super_product.valuation, 'real_time')
purchase_order = self.env['purchase.order'].create({
'partner_id': self.env['res.partner'].create({'name': 'Test Partner'}).id,
'order_line': [(0, 0, {
'name': super_product.name,
'product_id': super_product.id,
'product_qty': 1000,
'product_uom': super_product.uom_id.id,
'price_unit': super_product.standard_price,
'date_planned': time.strftime('%Y-%m-%d'),
'taxes_id': [(4, tax.id)],
})],
})
purchase_order.button_confirm()
self.assertEqual(purchase_order.state, 'purchase')
picking = purchase_order.picking_ids[0]
picking.button_validate()
self.assertEqual(super_product.standard_price, 0.035)
self.assertEqual(super_product.value_svl, 35.0)
self.assertEqual(picking.move_ids.price_unit, 0.035)