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from django.db import models |
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from psqlextra.fields import HStoreField |
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from .util import get_fake_model |
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def test_upsert(): |
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"""Tests whether simple upserts works correctly.""" |
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model = get_fake_model({ |
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'title': HStoreField(uniqueness=['key1']), |
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'cookies': models.CharField(max_length=255, null=True) |
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}) |
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obj1 = ( |
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model.objects |
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.upsert_and_get( |
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conflict_target=[('title', 'key1')], |
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fields=dict( |
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title={'key1': 'beer'}, |
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cookies='cheers' |
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) |
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) |
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) |
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obj1.refresh_from_db() |
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assert obj1.title['key1'] == 'beer' |
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assert obj1.cookies == 'cheers' |
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obj2 = ( |
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model.objects |
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.upsert_and_get( |
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conflict_target=[('title', 'key1')], |
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fields=dict( |
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title={'key1': 'beer'}, |
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cookies='choco' |
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) |
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) |
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) |
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obj1.refresh_from_db() |
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obj2.refresh_from_db() |
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# assert both objects are the same |
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assert obj1.id == obj2.id |
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assert obj1.title['key1'] == 'beer' |
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assert obj1.cookies == 'choco' |
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assert obj2.title['key1'] == 'beer' |
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assert obj2.cookies == 'choco' |
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def test_upsert_bulk(): |
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"""Tests whether bulk_upsert works properly.""" |
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model = get_fake_model({ |
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'first_name': models.CharField(max_length=255, null=True, unique=True), |
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'last_name': models.CharField(max_length=255, null=True) |
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}) |
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model.objects.bulk_upsert( |
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conflict_target=['first_name'], |
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rows=[ |
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dict(first_name='Swen', last_name='Kooij'), |
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dict(first_name='Henk', last_name='Test') |
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] |
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) |
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row_a = model.objects.get(first_name='Swen') |
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row_b = model.objects.get(first_name='Henk') |
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model.objects.bulk_upsert( |
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conflict_target=['first_name'], |
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rows=[ |
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dict(first_name='Swen', last_name='Test'), |
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dict(first_name='Henk', last_name='Kooij') |
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] |
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) |
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row_a.refresh_from_db() |
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assert row_a.last_name == 'Test' |
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row_b.refresh_from_db() |
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assert row_b.last_name == 'Kooij' |
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def test_upsert_bulk_no_rows(): |
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"""Tests whether bulk_upsert doesn't crash when specifying |
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no rows or a falsy value.""" |
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model = get_fake_model({ |
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'name': models.CharField(max_length=255, null=True, unique=True) |
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}) |
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model.objects.bulk_upsert( |
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conflict_target=['name'], |
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rows=[] |
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) |
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model.objects.bulk_upsert( |
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conflict_target=['name'], |
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rows=None |
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) |
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SectorLabs /
django-postgres-extra
This can be caused by one of the following:
1. Missing Dependencies
This error could indicate a configuration issue of Pylint. Make sure that your libraries are available by adding the necessary commands.
2. Missing __init__.py files
This error could also result from missing
__init__.pyfiles in your module folders. Make sure that you place one file in each sub-folder.