InvenTree/InvenTree/build/test_migrations.py
2021-02-04 00:44:37 +11:00

119 lines
3.1 KiB
Python

"""
Tests for the build model database migrations
"""
from django_test_migrations.contrib.unittest_case import MigratorTestCase
from InvenTree import helpers
class TestForwardMigrations(MigratorTestCase):
"""
Test entire schema migration sequence for the build app
"""
migrate_from = ('build', helpers.getOldestMigrationFile('build'))
migrate_to = ('build', helpers.getNewestMigrationFile('build'))
def prepare(self):
"""
Create initial data!
"""
Part = self.old_state.apps.get_model('part', 'part')
buildable_part = Part.objects.create(
name='Widget',
description='Buildable Part',
active=True,
)
with self.assertRaises(TypeError):
# Cannot set the 'assembly' field as it hasn't been added to the db schema
Part.objects.create(
name='Blorb',
description='ABCDE',
assembly=True
)
Build = self.old_state.apps.get_model('build', 'build')
Build.objects.create(
part=buildable_part,
title='A build of some stuff',
quantity=50
)
def test_items_exist(self):
Part = self.new_state.apps.get_model('part', 'part')
self.assertEqual(Part.objects.count(), 1)
Build = self.new_state.apps.get_model('build', 'build')
self.assertEqual(Build.objects.count(), 1)
# Check that the part object now has an assembly field
part = Part.objects.all().first()
part.assembly = True
part.save()
part.assembly = False
part.save()
class TestReferenceMigration(MigratorTestCase):
"""
Test custom migration which adds 'reference' field to Build model
"""
migrate_from = ('build', helpers.getOldestMigrationFile('build'))
migrate_to = ('build', '0018_build_reference')
def prepare(self):
"""
Create some builds
"""
Part = self.old_state.apps.get_model('part', 'part')
part = Part.objects.create(
name='Part',
description='A test part'
)
Build = self.old_state.apps.get_model('build', 'build')
Build.objects.create(
part=part,
title='My very first build',
quantity=10
)
Build.objects.create(
part=part,
title='My very second build',
quantity=10
)
Build.objects.create(
part=part,
title='My very third build',
quantity=10
)
# Ensure that the builds *do not* have a 'reference' field
for build in Build.objects.all():
with self.assertRaises(AttributeError):
print(build.reference)
def test_build_reference(self):
Build = self.new_state.apps.get_model('build', 'build')
self.assertEqual(Build.objects.count(), 3)
# Check that the build reference is properly assigned
for build in Build.objects.all():
self.assertEqual(str(build.reference), str(build.pk))