test: add test cases for BOM Stock Report

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s-aga-r 2023-03-08 14:00:06 +05:30
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# Copyright (c) 2022, Frappe Technologies Pvt. Ltd. and contributors
# For license information, please see license.txt
import frappe
from frappe.exceptions import ValidationError
from frappe.tests.utils import FrappeTestCase
from frappe.utils import floor
from erpnext.manufacturing.doctype.production_plan.test_production_plan import make_bom
from erpnext.manufacturing.report.bom_stock_report.bom_stock_report import (
get_bom_stock as bom_stock_report,
)
from erpnext.stock.doctype.item.test_item import make_item
from erpnext.stock.doctype.stock_entry.test_stock_entry import make_stock_entry
class TestBomStockReport(FrappeTestCase):
def setUp(self):
self.warehouse = "_Test Warehouse - _TC"
self.fg_item, self.rm_items = create_items()
make_stock_entry(target=self.warehouse, item_code=self.rm_items[0], qty=20, basic_rate=100)
make_stock_entry(target=self.warehouse, item_code=self.rm_items[1], qty=40, basic_rate=200)
self.bom = make_bom(item=self.fg_item, quantity=1, raw_materials=self.rm_items, rm_qty=10)
def test_bom_stock_report(self):
# Test 1: When `qty_to_produce` is 0.
filters = frappe._dict(
{
"bom": self.bom.name,
"warehouse": "Stores - _TC",
"qty_to_produce": 0,
}
)
self.assertRaises(ValidationError, bom_stock_report, filters)
# Test 2: When stock is not available.
data = bom_stock_report(
frappe._dict(
{
"bom": self.bom.name,
"warehouse": "Stores - _TC",
"qty_to_produce": 1,
}
)
)
expected_data = get_expected_data(self.bom, "Stores - _TC", 1)
self.assertSetEqual(set(tuple(x) for x in data), set(tuple(x) for x in expected_data))
# Test 3: When stock is available.
data = bom_stock_report(
frappe._dict(
{
"bom": self.bom.name,
"warehouse": self.warehouse,
"qty_to_produce": 1,
}
)
)
expected_data = get_expected_data(self.bom, self.warehouse, 1)
self.assertSetEqual(set(tuple(x) for x in data), set(tuple(x) for x in expected_data))
def create_items():
fg_item = make_item(properties={"is_stock_item": 1}).name
rm_item1 = make_item(
properties={
"is_stock_item": 1,
"standard_rate": 100,
"opening_stock": 100,
"last_purchase_rate": 100,
}
).name
rm_item2 = make_item(
properties={
"is_stock_item": 1,
"standard_rate": 200,
"opening_stock": 200,
"last_purchase_rate": 200,
}
).name
return fg_item, [rm_item1, rm_item2]
def get_expected_data(bom, warehouse, qty_to_produce, show_exploded_view=False):
expected_data = []
for item in bom.get("exploded_items") if show_exploded_view else bom.get("items"):
in_stock_qty = frappe.get_cached_value(
"Bin", {"item_code": item.item_code, "warehouse": warehouse}, "actual_qty"
)
expected_data.append(
[
item.item_code,
item.description,
item.stock_qty,
item.stock_uom,
item.stock_qty * qty_to_produce / bom.quantity,
in_stock_qty,
floor(in_stock_qty / (item.stock_qty * qty_to_produce / bom.quantity))
if in_stock_qty
else None,
]
)
return expected_data