InvenTree/InvenTree/build/test_api.py
Oliver 6ba777d363
Build Order Updates (#4855)
* Add new BuildLine model

- Represents an instance of a BOM item against a BuildOrder

* Create BuildLine instances automatically

When a new Build is created, automatically generate new BuildLine items

* Improve logic for handling exchange rate backends

* logic fixes

* Adds API endpoints

Add list and detail API endpoints for new BuildLine model

* update users/models.py

- Add new model to roles definition

* bulk-create on auto_allocate

Save database hits by performing a bulk-create

* Add skeleton data migration

* Create BuildLines for existing orders

* Working on building out BuildLine table

* Adds link for "BuildLine" to "BuildItem"

- A "BuildItem" will now be tracked against a BuildLine
- Not tracked directly against a build
- Not tracked directly against a BomItem
- Add schema migration
- Add data migration to update links

* Adjust migration 0045

- bom_item and build fields are about to be removed
- Set them to "nullable" so the data doesn't get removed

* Remove old fields from BuildItem model

- build fk
- bom_item fk
- A lot of other required changes too

* Update BuildLine.bom_item field

- Delete the BuildLine if the BomItem is removed
- This is closer to current behaviour

* Cleanup for Build model

- tracked_bom_items -> tracked_line_items
- untracked_bom_items -> tracked_bom_items
- remove build.can_complete
- move bom_item specific methods to the BuildLine model
- Cleanup / consolidation

* front-end work

- Update javascript
- Cleanup HTML templates

* Add serializer annotation and filtering

- Annotate 'allocated' quantity
- Filter by allocated / trackable / optional / consumable

* Make table sortable

* Add buttons

* Add callback for building new stock

* Fix Part annotation

* Adds callback to order parts

* Allocation works again

* template cleanup

* Fix allocate / unallocate actions

- Also turns out "unallocate" is not a word..

* auto-allocate works again

* Fix call to build.is_over_allocated

* Refactoring updates

* Bump API version

* Cleaner implementation of allocation sub-table

* Fix rendering in build output table

* Improvements to StockItem list API

- Refactor very old code
- Add option to include test results to queryset

* Add TODO for later me

* Fix for serializers.py

* Working on cleaner implementation of build output table

* Add function to determine if a single output is fully allocated

* Updates to build.js

- Button callbacks
- Table rendering

* Revert previous changes to build.serializers.py

* Fix for forms.js

* Rearrange code in build.js

* Rebuild "allocated lines" for output table

* Fix allocation calculation

* Show or hide column for tracked parts

* Improve debug messages

* Refactor "loadBuildLineTable"

- Allow it to also be used as output sub-table

* Refactor "completed tests" column

* Remove old javascript

- Cleans up a *lot* of crusty old code

* Annotate the available stock quantity to BuildLine serializer

- Similar pattern to BomItem serializer
- Needs refactoring in the future

* Update available column

* Fix build allocation table

- Bug fix
- Make pretty

* linting fixes

* Allow sorting by available stock

* Tweak for "required tests" column

* Bug fix for completing a build output

* Fix for consumable stock

* Fix for trim_allocated_stock

* Fix for creating new build

* Migration fix

- Ensure initial django_q migrations are applied
- Why on earth is this failing now?

* Catch exception

* Update for exception handling

* Update migrations

- Ensure inventreesetting is added

* Catch all exceptions when getting default currency code

* Bug fix for currency exchange rates update

* Working on unit tests

* Unit test fixes

* More work on unit tests

* Use bulk_create in unit test

* Update required quantity when a BuildOrder is saved

* Tweak overage display in BOM table

* Fix icon in BOM table

* Fix spelling error

* More unit test fixes

* Build reports

- Add line_items
- Update docs
- Cleanup

* Reimplement is_partially_allocated method

* Update docs about overage

* Unit testing for data migration

* Add "required_for_build_orders" annotation

- Makes API query *much* faster now
- remove old "required_parts_to_complete_build" method
- Cleanup part API filter code

* Adjust order of fixture loading

* Fix unit test

* Prevent "schedule_pricing_update" in unit tests

- Should cut down on DB hits significantly

* Unit test updates

* Improvements for unit test

- Don't hard-code pk values
- postgresql no likey

* Better unit test
2023-06-13 20:18:32 +10:00

1089 lines
31 KiB
Python

"""Unit tests for the BuildOrder API"""
from datetime import datetime, timedelta
from django.urls import reverse
from rest_framework import status
from part.models import Part
from build.models import Build, BuildItem
from stock.models import StockItem
from InvenTree.status_codes import BuildStatus, StockStatus
from InvenTree.unit_test import InvenTreeAPITestCase
class TestBuildAPI(InvenTreeAPITestCase):
"""Series of tests for the Build DRF API.
- Tests for Build API
- Tests for BuildItem API
"""
fixtures = [
'category',
'part',
'location',
'build',
]
roles = [
'build.change',
'build.add',
'build.delete',
]
def test_get_build_list(self):
"""Test that we can retrieve list of build objects."""
url = reverse('api-build-list')
response = self.get(url, expected_code=200)
self.assertEqual(response.status_code, status.HTTP_200_OK)
self.assertEqual(len(response.data), 5)
# Filter query by build status
response = self.get(url, {'status': 40}, expected_code=200)
self.assertEqual(len(response.data), 4)
# Filter by "active" status
response = self.get(url, {'active': True}, expected_code=200)
self.assertEqual(len(response.data), 1)
self.assertEqual(response.data[0]['pk'], 1)
response = self.get(url, {'active': False}, expected_code=200)
self.assertEqual(len(response.data), 4)
# Filter by 'part' status
response = self.get(url, {'part': 25}, expected_code=200)
self.assertEqual(len(response.data), 1)
# Filter by an invalid part
response = self.get(url, {'part': 99999}, expected_code=400)
self.assertIn('Select a valid choice', str(response.data))
# Get a certain reference
response = self.get(url, {'reference': 'BO-0001'}, expected_code=200)
self.assertEqual(len(response.data), 1)
# Get a certain reference
response = self.get(url, {'reference': 'BO-9999XX'}, expected_code=200)
self.assertEqual(len(response.data), 0)
def test_get_build_item_list(self):
"""Test that we can retrieve list of BuildItem objects."""
url = reverse('api-build-item-list')
response = self.get(url, expected_code=200)
self.assertEqual(response.status_code, status.HTTP_200_OK)
# Test again, filtering by park ID
response = self.get(url, {'part': '1'}, expected_code=200)
self.assertEqual(response.status_code, status.HTTP_200_OK)
class BuildAPITest(InvenTreeAPITestCase):
"""Series of tests for the Build DRF API."""
fixtures = [
'category',
'part',
'location',
'bom',
'build',
'stock',
]
# Required roles to access Build API endpoints
roles = [
'build.change',
'build.add',
]
class BuildTest(BuildAPITest):
"""Unit testing for the build complete API endpoint."""
def setUp(self):
"""Basic setup for this test suite"""
super().setUp()
self.build = Build.objects.get(pk=1)
self.url = reverse('api-build-output-complete', kwargs={'pk': self.build.pk})
def test_invalid(self):
"""Test with invalid data."""
# Test with an invalid build ID
self.post(
reverse('api-build-output-complete', kwargs={'pk': 99999}),
{},
expected_code=400
)
data = self.post(self.url, {}, expected_code=400).data
self.assertIn("This field is required", str(data['outputs']))
self.assertIn("This field is required", str(data['location']))
# Test with an invalid location
data = self.post(
self.url,
{
"outputs": [],
"location": 999999,
},
expected_code=400
).data
self.assertIn(
"Invalid pk",
str(data["location"])
)
data = self.post(
self.url,
{
"outputs": [],
"location": 1,
},
expected_code=400
).data
self.assertIn("A list of build outputs must be provided", str(data))
stock_item = StockItem.objects.create(
part=self.build.part,
quantity=100,
)
post_data = {
"outputs": [
{
"output": stock_item.pk,
},
],
"location": 1,
}
# Post with a stock item that does not match the build
data = self.post(
self.url,
post_data,
expected_code=400
).data
self.assertIn(
"Build output does not match the parent build",
str(data["outputs"][0])
)
# Now, ensure that the stock item *does* match the build
stock_item.build = self.build
stock_item.save()
data = self.post(
self.url,
post_data,
expected_code=400,
).data
self.assertIn(
"This build output has already been completed",
str(data["outputs"][0]["output"])
)
def test_complete(self):
"""Test build order completion."""
# Initially, build should not be able to be completed
self.assertFalse(self.build.can_complete)
# We start without any outputs assigned against the build
self.assertEqual(self.build.incomplete_outputs.count(), 0)
# Create some more build outputs
for _ in range(10):
self.build.create_build_output(10)
# Check that we are in a known state
self.assertEqual(self.build.incomplete_outputs.count(), 10)
self.assertEqual(self.build.incomplete_count, 100)
self.assertEqual(self.build.completed, 0)
# We shall complete 4 of these outputs
outputs = self.build.incomplete_outputs.all()
self.post(
self.url,
{
"outputs": [{"output": output.pk} for output in outputs],
"location": 1,
"status": 50, # Item requires attention
},
expected_code=201,
)
self.assertEqual(self.build.incomplete_outputs.count(), 0)
# And there should be 10 completed outputs
outputs = self.build.complete_outputs
self.assertEqual(outputs.count(), 10)
for output in outputs:
self.assertFalse(output.is_building)
self.assertEqual(output.build, self.build)
self.build.refresh_from_db()
self.assertEqual(self.build.completed, 100)
# Try to complete the build (it should fail)
finish_url = reverse('api-build-finish', kwargs={'pk': self.build.pk})
response = self.post(
finish_url,
{},
expected_code=400
)
self.assertTrue('accept_unallocated' in response.data)
# Accept unallocated stock
self.post(
finish_url,
{
'accept_unallocated': True,
},
expected_code=201,
)
self.build.refresh_from_db()
# Build should have been marked as complete
self.assertTrue(self.build.is_complete)
def test_cancel(self):
"""Test that we can cancel a BuildOrder via the API."""
bo = Build.objects.get(pk=1)
url = reverse('api-build-cancel', kwargs={'pk': bo.pk})
self.assertEqual(bo.status, BuildStatus.PENDING)
self.post(url, {}, expected_code=201)
bo.refresh_from_db()
self.assertEqual(bo.status, BuildStatus.CANCELLED)
def test_delete(self):
"""Test that we can delete a BuildOrder via the API"""
bo = Build.objects.get(pk=1)
url = reverse('api-build-detail', kwargs={'pk': bo.pk})
# At first we do not have the required permissions
self.delete(
url,
expected_code=403,
)
self.assignRole('build.delete')
# As build is currently not 'cancelled', it cannot be deleted
self.delete(
url,
expected_code=400,
)
bo.status = BuildStatus.CANCELLED.value
bo.save()
# Now, we should be able to delete
self.delete(
url,
expected_code=204,
)
with self.assertRaises(Build.DoesNotExist):
Build.objects.get(pk=1)
def test_create_delete_output(self):
"""Test that we can create and delete build outputs via the API."""
bo = Build.objects.get(pk=1)
n_outputs = bo.output_count
create_url = reverse('api-build-output-create', kwargs={'pk': 1})
# Attempt to create outputs with invalid data
response = self.post(
create_url,
{
'quantity': 'not a number',
},
expected_code=400
)
self.assertIn('A valid number is required', str(response.data))
for q in [-100, -10.3, 0]:
response = self.post(
create_url,
{
'quantity': q,
},
expected_code=400
)
if q == 0:
self.assertIn('Quantity must be greater than zero', str(response.data))
else:
self.assertIn('Ensure this value is greater than or equal to 0', str(response.data))
# Mark the part being built as 'trackable' (requires integer quantity)
bo.part.trackable = True
bo.part.save()
response = self.post(
create_url,
{
'quantity': 12.3,
},
expected_code=400
)
self.assertIn('Integer quantity required for trackable parts', str(response.data))
# Erroneous serial numbers
response = self.post(
create_url,
{
'quantity': 5,
'serial_numbers': '1, 2, 3, 4, 5, 6',
'batch': 'my-batch',
},
expected_code=400
)
self.assertIn('Number of unique serial numbers (6) must match quantity (5)', str(response.data))
# At this point, no new build outputs should have been created
self.assertEqual(n_outputs, bo.output_count)
# Now, create with *good* data
response = self.post(
create_url,
{
'quantity': 5,
'serial_numbers': '1, 2, 3, 4, 5',
'batch': 'my-batch',
},
expected_code=201,
)
# 5 new outputs have been created
self.assertEqual(n_outputs + 5, bo.output_count)
# Attempt to create with identical serial numbers
response = self.post(
create_url,
{
'quantity': 3,
'serial_numbers': '1-3',
},
expected_code=400,
)
self.assertIn('The following serial numbers already exist or are invalid : 1,2,3', str(response.data))
# Double check no new outputs have been created
self.assertEqual(n_outputs + 5, bo.output_count)
# Now, let's delete each build output individually via the API
outputs = bo.build_outputs.all()
delete_url = reverse('api-build-output-delete', kwargs={'pk': 1})
response = self.post(
delete_url,
{
'outputs': [],
},
expected_code=400
)
self.assertIn('A list of build outputs must be provided', str(response.data))
# Mark 1 build output as complete
bo.complete_build_output(outputs[0], self.user)
self.assertEqual(n_outputs + 5, bo.output_count)
self.assertEqual(1, bo.complete_count)
# Delete all outputs at once
# Note: One has been completed, so this should fail!
response = self.post(
delete_url,
{
'outputs': [
{
'output': output.pk,
} for output in outputs
]
},
expected_code=400
)
self.assertIn('This build output has already been completed', str(response.data))
# No change to the build outputs
self.assertEqual(n_outputs + 5, bo.output_count)
self.assertEqual(1, bo.complete_count)
# Let's delete 2 build outputs
response = self.post(
delete_url,
{
'outputs': [
{
'output': output.pk,
} for output in outputs[1:3]
]
},
expected_code=201
)
# Two build outputs have been removed
self.assertEqual(n_outputs + 3, bo.output_count)
self.assertEqual(1, bo.complete_count)
# Tests for BuildOutputComplete serializer
complete_url = reverse('api-build-output-complete', kwargs={'pk': 1})
# Let's mark the remaining outputs as complete
response = self.post(
complete_url,
{
'outputs': [],
'location': 4,
},
expected_code=400,
)
self.assertIn('A list of build outputs must be provided', str(response.data))
for output in outputs[3:]:
output.refresh_from_db()
self.assertTrue(output.is_building)
response = self.post(
complete_url,
{
'outputs': [
{
'output': output.pk
} for output in outputs[3:]
],
'location': 4,
},
expected_code=201,
)
# Check that the outputs have been completed
self.assertEqual(3, bo.complete_count)
for output in outputs[3:]:
output.refresh_from_db()
self.assertEqual(output.location.pk, 4)
self.assertFalse(output.is_building)
# Try again, with an output which has already been completed
response = self.post(
complete_url,
{
'outputs': [
{
'output': outputs.last().pk,
}
]
},
expected_code=400,
)
self.assertIn('This build output has already been completed', str(response.data))
def test_download_build_orders(self):
"""Test that we can download a list of build orders via the API"""
required_cols = [
'reference',
'status',
'completed',
'batch',
'notes',
'title',
'part',
'part_name',
'id',
'quantity',
]
excluded_cols = [
'lft', 'rght', 'tree_id', 'level',
'metadata',
]
with self.download_file(
reverse('api-build-list'),
{
'export': 'csv',
}
) as file:
data = self.process_csv(
file,
required_cols=required_cols,
excluded_cols=excluded_cols,
required_rows=Build.objects.count()
)
for row in data:
build = Build.objects.get(pk=row['id'])
self.assertEqual(str(build.part.pk), row['part'])
self.assertEqual(build.part.full_name, row['part_name'])
self.assertEqual(build.reference, row['reference'])
self.assertEqual(build.title, row['title'])
class BuildAllocationTest(BuildAPITest):
"""Unit tests for allocation of stock items against a build order.
For this test, we will be using Build ID=1;
- This points to Part 100 (see fixture data in part.yaml)
- This Part already has a BOM with 4 items (see fixture data in bom.yaml)
- There are no BomItem objects yet created for this build
"""
def setUp(self):
"""Basic operation as part of test suite setup"""
super().setUp()
self.assignRole('build.add')
self.assignRole('build.change')
self.url = reverse('api-build-allocate', kwargs={'pk': 1})
self.build = Build.objects.get(pk=1)
# Regenerate BuildLine objects
self.build.create_build_line_items()
# Record number of build items which exist at the start of each test
self.n = BuildItem.objects.count()
def test_build_data(self):
"""Check that our assumptions about the particular BuildOrder are correct."""
self.assertEqual(self.build.part.pk, 100)
# There should be 4x BOM items we can use
self.assertEqual(self.build.part.bom_items.count(), 4)
# No items yet allocated to this build
self.assertEqual(BuildItem.objects.filter(build_line__build=self.build).count(), 0)
def test_get(self):
"""A GET request to the endpoint should return an error."""
self.get(self.url, expected_code=405)
def test_options(self):
"""An OPTIONS request to the endpoint should return information about the endpoint."""
response = self.options(self.url, expected_code=200)
self.assertIn("API endpoint to allocate stock items to a build order", str(response.data))
def test_empty(self):
"""Test without any POST data."""
# Initially test with an empty data set
data = self.post(self.url, {}, expected_code=400).data
self.assertIn('This field is required', str(data['items']))
# Now test but with an empty items list
data = self.post(
self.url,
{
"items": []
},
expected_code=400
).data
self.assertIn('Allocation items must be provided', str(data))
# No new BuildItem objects have been created during this test
self.assertEqual(self.n, BuildItem.objects.count())
def test_missing(self):
"""Test with missing data."""
# Missing quantity
data = self.post(
self.url,
{
"items": [
{
"build_line": 1, # M2x4 LPHS
"stock_item": 2, # 5,000 screws available
}
]
},
expected_code=400
).data
self.assertIn('This field is required', str(data["items"][0]["quantity"]))
# Missing bom_item
data = self.post(
self.url,
{
"items": [
{
"stock_item": 2,
"quantity": 5000,
}
]
},
expected_code=400
).data
self.assertIn("This field is required", str(data["items"][0]["build_line"]))
# Missing stock_item
data = self.post(
self.url,
{
"items": [
{
"build_line": 1,
"quantity": 5000,
}
]
},
expected_code=400
).data
self.assertIn("This field is required", str(data["items"][0]["stock_item"]))
# No new BuildItem objects have been created during this test
self.assertEqual(self.n, BuildItem.objects.count())
def test_invalid_bom_item(self):
"""Test by passing an invalid BOM item."""
# Find the right (in this case, wrong) BuildLine instance
si = StockItem.objects.get(pk=11)
lines = self.build.build_lines.all()
wrong_line = None
for line in lines:
if line.bom_item.sub_part.pk != si.pk:
wrong_line = line
break
data = self.post(
self.url,
{
"items": [
{
"build_line": wrong_line.pk,
"stock_item": 11,
"quantity": 500,
}
]
},
expected_code=400
).data
self.assertIn('Selected stock item does not match BOM line', str(data))
def test_valid_data(self):
"""Test with valid data.
This should result in creation of a new BuildItem object
"""
# Find the correct BuildLine
si = StockItem.objects.get(pk=2)
right_line = None
for line in self.build.build_lines.all():
if line.bom_item.sub_part.pk == si.part.pk:
right_line = line
break
self.post(
self.url,
{
"items": [
{
"build_line": right_line.pk,
"stock_item": 2,
"quantity": 5000,
}
]
},
expected_code=201
)
# A new BuildItem should have been created
self.assertEqual(self.n + 1, BuildItem.objects.count())
allocation = BuildItem.objects.last()
self.assertEqual(allocation.quantity, 5000)
self.assertEqual(allocation.bom_item.pk, 1)
self.assertEqual(allocation.stock_item.pk, 2)
class BuildOverallocationTest(BuildAPITest):
"""Unit tests for over allocation of stock items against a build order.
Using same Build ID=1 as allocation test above.
"""
@classmethod
def setUpTestData(cls):
"""Basic operation as part of test suite setup"""
super().setUpTestData()
cls.assignRole('build.add')
cls.assignRole('build.change')
cls.build = Build.objects.get(pk=1)
cls.url = reverse('api-build-finish', kwargs={'pk': cls.build.pk})
StockItem.objects.create(part=Part.objects.get(pk=50), quantity=30)
# Keep some state for use in later assertions, and then overallocate
cls.state = {}
cls.allocation = {}
items_to_create = []
for idx, build_line in enumerate(cls.build.build_lines.all()):
required = build_line.quantity + idx + 1
sub_part = build_line.bom_item.sub_part
si = StockItem.objects.filter(part=sub_part, quantity__gte=required).first()
cls.state[sub_part] = (si, si.quantity, required)
items_to_create.append(BuildItem(
build_line=build_line,
stock_item=si,
quantity=required,
))
BuildItem.objects.bulk_create(items_to_create)
# create and complete outputs
cls.build.create_build_output(cls.build.quantity)
outputs = cls.build.build_outputs.all()
cls.build.complete_build_output(outputs[0], cls.user)
def test_setup(self):
"""Validate expected state after set-up."""
self.assertEqual(self.build.incomplete_outputs.count(), 0)
self.assertEqual(self.build.complete_outputs.count(), 1)
self.assertEqual(self.build.completed, self.build.quantity)
def test_overallocated_requires_acceptance(self):
"""Test build order cannot complete with overallocated items."""
# Try to complete the build (it should fail due to overallocation)
response = self.post(
self.url,
{},
expected_code=400
)
self.assertTrue('accept_overallocated' in response.data)
# Check stock items have not reduced at all
for si, oq, _ in self.state.values():
si.refresh_from_db()
self.assertEqual(si.quantity, oq)
# Accept overallocated stock
self.post(
self.url,
{
'accept_overallocated': 'accept',
},
expected_code=201,
)
self.build.refresh_from_db()
# Build should have been marked as complete
self.assertTrue(self.build.is_complete)
# Check stock items have reduced in-line with the overallocation
for si, oq, rq in self.state.values():
si.refresh_from_db()
self.assertEqual(si.quantity, oq - rq)
def test_overallocated_can_trim(self):
"""Test build order will trim/de-allocate overallocated stock when requested."""
self.post(
self.url,
{
'accept_overallocated': 'trim',
},
expected_code=201,
)
self.build.refresh_from_db()
# Build should have been marked as complete
self.assertTrue(self.build.is_complete)
# Check stock items have reduced only by bom requirement (overallocation trimmed)
for line in self.build.build_lines.all():
si, oq, _ = self.state[line.bom_item.sub_part]
rq = line.quantity
si.refresh_from_db()
self.assertEqual(si.quantity, oq - rq)
class BuildListTest(BuildAPITest):
"""Tests for the BuildOrder LIST API."""
url = reverse('api-build-list')
def test_get_all_builds(self):
"""Retrieve *all* builds via the API."""
builds = self.get(self.url)
self.assertEqual(len(builds.data), 5)
builds = self.get(self.url, data={'active': True})
self.assertEqual(len(builds.data), 1)
builds = self.get(self.url, data={'status': BuildStatus.COMPLETE.value})
self.assertEqual(len(builds.data), 4)
builds = self.get(self.url, data={'overdue': False})
self.assertEqual(len(builds.data), 5)
builds = self.get(self.url, data={'overdue': True})
self.assertEqual(len(builds.data), 0)
def test_overdue(self):
"""Create a new build, in the past."""
in_the_past = datetime.now().date() - timedelta(days=50)
part = Part.objects.get(pk=50)
Build.objects.create(
part=part,
reference="BO-0006",
quantity=10,
title='Just some thing',
status=BuildStatus.PRODUCTION.value,
target_date=in_the_past
)
response = self.get(self.url, data={'overdue': True})
builds = response.data
self.assertEqual(len(builds), 1)
def test_sub_builds(self):
"""Test the build / sub-build relationship."""
parent = Build.objects.get(pk=5)
part = Part.objects.get(pk=50)
n = Build.objects.count()
# Make some sub builds
for i in range(5):
Build.objects.create(
part=part,
quantity=10,
reference=f"BO-{i + 10}",
title=f"Sub build {i}",
parent=parent
)
# And some sub-sub builds
for ii, sub_build in enumerate(Build.objects.filter(parent=parent)):
for i in range(3):
x = ii * 10 + i + 50
Build.objects.create(
part=part,
reference=f"BO-{x}",
title=f"{sub_build.reference}-00{i}-sub",
quantity=40,
parent=sub_build
)
# 20 new builds should have been created!
self.assertEqual(Build.objects.count(), (n + 20))
Build.objects.rebuild()
# Search by parent
response = self.get(self.url, data={'parent': parent.pk})
builds = response.data
self.assertEqual(len(builds), 5)
# Search by ancestor
response = self.get(self.url, data={'ancestor': parent.pk})
builds = response.data
self.assertEqual(len(builds), 20)
class BuildOutputScrapTest(BuildAPITest):
"""Unit tests for scrapping build outputs"""
def scrap(self, build_id, data, expected_code=None):
"""Helper method to POST to the scrap API"""
url = reverse('api-build-output-scrap', kwargs={'pk': build_id})
response = self.post(url, data, expected_code=expected_code)
return response.data
def test_invalid_scraps(self):
"""Test that invalid scrap attempts are rejected"""
# Test with missing required fields
response = self.scrap(1, {}, expected_code=400)
for field in ['outputs', 'location', 'notes']:
self.assertIn('This field is required', str(response[field]))
# Scrap with no outputs specified
response = self.scrap(
1,
{
'outputs': [],
'location': 1,
'notes': 'Should fail',
}
)
self.assertIn('A list of build outputs must be provided', str(response))
# Scrap with an invalid output ID
response = self.scrap(
1,
{
'outputs': [
{
'output': 9999,
}
],
'location': 1,
'notes': 'Should fail',
},
expected_code=400
)
self.assertIn('object does not exist', str(response['outputs']))
# Create a build output, for a different build
build = Build.objects.get(pk=2)
output = StockItem.objects.create(
part=build.part,
quantity=10,
batch='BATCH-TEST',
is_building=True,
build=build,
)
response = self.scrap(
1,
{
'outputs': [
{
'output': output.pk,
},
],
'location': 1,
'notes': 'Should fail',
},
expected_code=400
)
self.assertIn("Build output does not match the parent build", str(response['outputs']))
def test_valid_scraps(self):
"""Test that valid scrap attempts succeed"""
# Create a build output
build = Build.objects.get(pk=1)
for _ in range(3):
build.create_build_output(2)
outputs = build.build_outputs.all()
self.assertEqual(outputs.count(), 3)
self.assertEqual(StockItem.objects.filter(build=build).count(), 3)
for output in outputs:
self.assertEqual(output.status, StockStatus.OK)
self.assertTrue(output.is_building)
# Scrap all three outputs
self.scrap(
1,
{
'outputs': [
{
'output': outputs[0].pk,
'quantity': outputs[0].quantity,
},
{
'output': outputs[1].pk,
'quantity': outputs[1].quantity,
},
{
'output': outputs[2].pk,
'quantity': outputs[2].quantity,
},
],
'location': 1,
'notes': 'Should succeed',
},
expected_code=201
)
# There should still be three outputs associated with this build
self.assertEqual(StockItem.objects.filter(build=build).count(), 3)
for output in outputs:
output.refresh_from_db()
self.assertEqual(output.status, StockStatus.REJECTED)
self.assertFalse(output.is_building)