mirror of
https://github.com/inventree/InvenTree.git
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227 lines
6.9 KiB
Python
227 lines
6.9 KiB
Python
# -*- coding: utf-8 -*-
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from django.test import TestCase
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from django.core.exceptions import ValidationError
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from django.db.utils import IntegrityError
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from build.models import Build, BuildItem
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from stock.models import StockItem
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from part.models import Part, BomItem
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from InvenTree import status_codes as status
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from InvenTree.helpers import extract_serial_numbers
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class BuildTest(TestCase):
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"""
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Run some tests to ensure that the Build model is working properly.
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"""
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def setUp(self):
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"""
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Initialize data to use for these tests.
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"""
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# Create a base "Part"
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self.assembly = Part.objects.create(
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name="An assembled part",
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description="Why does it matter what my description is?",
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assembly=True,
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trackable=True,
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)
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self.sub_part_1 = Part.objects.create(
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name="Widget A",
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description="A widget",
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component=True
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)
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self.sub_part_2 = Part.objects.create(
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name="Widget B",
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description="A widget",
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component=True
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)
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# Create BOM item links for the parts
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BomItem.objects.create(
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part=self.assembly,
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sub_part=self.sub_part_1,
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quantity=10
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)
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BomItem.objects.create(
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part=self.assembly,
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sub_part=self.sub_part_2,
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quantity=25
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)
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# Create a "Build" object to make 10x objects
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self.build = Build.objects.create(
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title="This is a build",
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part=self.assembly,
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quantity=10
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)
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# Create some stock items to assign to the build
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self.stock_1_1 = StockItem.objects.create(part=self.sub_part_1, quantity=1000)
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self.stock_1_2 = StockItem.objects.create(part=self.sub_part_1, quantity=100)
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self.stock_2_1 = StockItem.objects.create(part=self.sub_part_2, quantity=5000)
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def test_init(self):
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# Perform some basic tests before we start the ball rolling
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self.assertEqual(StockItem.objects.count(), 3)
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self.assertEqual(self.build.status, status.BuildStatus.PENDING)
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self.assertFalse(self.build.isFullyAllocated())
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self.assertFalse(self.build.isPartFullyAllocated(self.sub_part_1))
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self.assertFalse(self.build.isPartFullyAllocated(self.sub_part_2))
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self.assertEqual(self.build.getRequiredQuantity(self.sub_part_1), 100)
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self.assertEqual(self.build.getRequiredQuantity(self.sub_part_2), 250)
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self.assertFalse(self.build.is_complete)
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# Delete some stock and see if the build can still be completed
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self.stock_2_1.delete()
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def test_build_item_clean(self):
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# Ensure that dodgy BuildItem objects cannot be created
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stock = StockItem.objects.create(part=self.assembly, quantity=99)
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# Create a BuiltItem which points to an invalid StockItem
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b = BuildItem(stock_item=stock, build=self.build, quantity=10)
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with self.assertRaises(ValidationError):
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b.clean()
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# Create a BuildItem which has too much stock assigned
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b = BuildItem(stock_item=self.stock_1_1, build=self.build, quantity=9999999)
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with self.assertRaises(ValidationError):
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b.clean()
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# Negative stock? Not on my watch!
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b = BuildItem(stock_item=self.stock_1_1, build=self.build, quantity=-99)
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with self.assertRaises(ValidationError):
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b.clean()
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def test_duplicate_bom_line(self):
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# Try to add a duplicate BOM item - it should fail!
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with self.assertRaises(IntegrityError):
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BomItem.objects.create(
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part=self.assembly,
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sub_part=self.sub_part_1,
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quantity=99
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)
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def allocate_stock(self, q11, q12, q21):
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# Assign stock to this build
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BuildItem.objects.create(
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build=self.build,
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stock_item=self.stock_1_1,
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quantity=q11
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)
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BuildItem.objects.create(
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build=self.build,
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stock_item=self.stock_1_2,
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quantity=q12
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)
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BuildItem.objects.create(
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build=self.build,
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stock_item=self.stock_2_1,
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quantity=q21
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)
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# Attempt to create another identical BuildItem
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b = BuildItem(
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build=self.build,
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stock_item=self.stock_2_1,
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quantity=q21
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)
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with self.assertRaises(ValidationError):
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b.clean()
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self.assertEqual(BuildItem.objects.count(), 3)
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def test_partial_allocation(self):
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self.allocate_stock(50, 50, 200)
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self.assertFalse(self.build.isFullyAllocated())
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self.assertTrue(self.build.isPartFullyAllocated(self.sub_part_1))
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self.assertFalse(self.build.isPartFullyAllocated(self.sub_part_2))
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self.build.unallocateStock()
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self.assertEqual(BuildItem.objects.count(), 0)
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def test_auto_allocate(self):
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allocations = self.build.getAutoAllocations()
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self.assertEqual(len(allocations), 1)
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self.build.auto_allocate()
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self.assertEqual(BuildItem.objects.count(), 1)
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self.assertTrue(self.build.isPartFullyAllocated(self.sub_part_2))
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def test_cancel(self):
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self.allocate_stock(50, 50, 200)
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self.build.cancelBuild(None)
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self.assertEqual(BuildItem.objects.count(), 0)
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def test_complete(self):
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self.allocate_stock(50, 50, 250)
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self.assertTrue(self.build.isFullyAllocated())
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# Generate some serial numbers!
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serials = extract_serial_numbers("1-10", 10)
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self.build.completeBuild(None, serials, None)
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self.assertEqual(self.build.status, status.BuildStatus.COMPLETE)
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# the original BuildItem objects should have been deleted!
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self.assertEqual(BuildItem.objects.count(), 0)
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# New stock items should have been created!
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# - Ten for the build output (as the part was serialized)
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# - Three for the split items assigned to the build
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self.assertEqual(StockItem.objects.count(), 16)
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A = StockItem.objects.get(pk=self.stock_1_1.pk)
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B = StockItem.objects.get(pk=self.stock_1_2.pk)
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C = StockItem.objects.get(pk=self.stock_2_1.pk)
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# Stock should have been subtracted from the original items
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self.assertEqual(A.quantity, 950)
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self.assertEqual(B.quantity, 50)
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self.assertEqual(C.quantity, 4750)
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# New stock items should have also been allocated to the build
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allocated = StockItem.objects.filter(build_order=self.build)
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self.assertEqual(allocated.count(), 3)
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q = sum([item.quantity for item in allocated.all()])
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self.assertEqual(q, 350)
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# And 10 new stock items created for the build output
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outputs = StockItem.objects.filter(build=self.build)
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self.assertEqual(outputs.count(), 10)
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