Merge pull request #1361 from ostcar/transaction

Used the new django transaction API.
This commit is contained in:
Norman Jäckel 2014-11-18 13:04:29 +01:00
commit 3c6266b1c4
7 changed files with 137 additions and 53 deletions

View File

@ -279,7 +279,7 @@ def backupdb(settings, args):
from django.db import connection, transaction
@transaction.commit_manually
@transaction.atomic
def do_backup(src_path, dest_path):
# perform a simple file-copy backup of the database
# first we need a shared lock on the database, issuing a select()
@ -291,8 +291,6 @@ def backupdb(settings, args):
shutil.copy(src_path, dest_path)
except IOError:
raise Exception("Database backup failed.")
# and release the lock again
transaction.commit()
database_path = get_database_path_from_settings()
if database_path:

View File

@ -25,7 +25,7 @@ def import_agenda_items(csvfile):
dialect = csv_ext.patchup(dialect)
csvfile.seek(0)
# Parse CSV file
with transaction.commit_on_success():
with transaction.atomic():
success_lines = []
error_lines = []
for (line_no, line) in enumerate(csv.reader(

View File

@ -7,7 +7,7 @@ from django.contrib import messages
from django.contrib.contenttypes.models import ContentType
from django.contrib.staticfiles.templatetags.staticfiles import static
from django.core.urlresolvers import reverse
from django.db import transaction
from django.db import transaction, IntegrityError
from django.db.models import Model
from django.template.loader import render_to_string
from django.utils.datastructures import SortedDict
@ -117,7 +117,6 @@ class Overview(TemplateView):
'active_type': active_type})
return context
@transaction.commit_manually
def post(self, request, *args, **kwargs):
if not request.user.has_perm('agenda.can_manage_agenda'):
messages.error(
@ -126,7 +125,12 @@ class Overview(TemplateView):
context = self.get_context_data(**kwargs)
return self.render_to_response(context)
transaction.commit()
# Use transaction.atomic() to change all items at once.
# Raise IntegrityError if some data is invalid.
# In this case, django does not commit anything, else, the mptt-tree is
# rebuild.
try:
with transaction.atomic():
for item in Item.objects.all():
form = ItemOrderForm(request.POST, prefix="i%d" % item.id)
if form.is_valid():
@ -136,28 +140,27 @@ class Overview(TemplateView):
parent = None
else:
if item.type == item.AGENDA_ITEM and parent.type == item.ORGANIZATIONAL_ITEM:
transaction.rollback()
messages.error(
request, _('Agenda items can not be child elements of an organizational item.'))
break
raise IntegrityError
item.parent = parent
item.weight = form.cleaned_data['weight']
Model.save(item)
else:
transaction.rollback()
messages.error(
request, _('Errors when reordering of the agenda'))
break
raise IntegrityError
except IntegrityError:
pass
else:
Item.objects.rebuild()
# TODO: assure, that it is a valid tree
context = self.get_context_data(**kwargs)
transaction.commit()
if get_active_slide()['callback'] == 'agenda':
update_projector()
context = self.get_context_data(**kwargs)
transaction.commit()
return self.render_to_response(context)
@ -530,7 +533,6 @@ class SpeakerChangeOrderView(SingleObjectMixin, RedirectView):
def pre_redirect(self, args, **kwargs):
self.object = self.get_object()
@transaction.commit_manually
def pre_post_redirect(self, request, *args, **kwargs):
"""
Reorder the list of speaker.
@ -538,23 +540,21 @@ class SpeakerChangeOrderView(SingleObjectMixin, RedirectView):
Take the string 'sort_order' from the post-data, and use this order.
"""
self.object = self.get_object()
transaction.commit()
try:
with transaction.atomic():
for (counter, speaker) in enumerate(self.request.POST['sort_order'].split(',')):
try:
speaker_pk = int(speaker.split('_')[1])
except IndexError:
transaction.rollback()
break
raise IntegrityError
try:
speaker = Speaker.objects.filter(item=self.object).get(pk=speaker_pk)
except:
transaction.rollback()
break
except Speaker.DoesNotExist:
raise IntegrityError
speaker.weight = counter + 1
speaker.save()
else:
transaction.commit()
return None
except IntegrityError:
messages.error(request, _('Could not change order. Invalid data.'))
def get_url_name_args(self):

View File

@ -35,7 +35,7 @@ def import_motions(csvfile, default_submitter, override, importing_person=None):
return '', '', _('Import file has wrong character encoding, only UTF-8 is supported!')
csvfile.seek(0)
with transaction.commit_on_success():
with transaction.atomic():
dialect = csv.Sniffer().sniff(csvfile.readline().decode('utf8'))
dialect = csv_ext.patchup(dialect)
csvfile.seek(0)

View File

@ -18,7 +18,7 @@ def import_users(csvfile):
csvfile.read().decode('utf-8')
csvfile.seek(0)
with transaction.commit_on_success():
with transaction.atomic():
dialect = csv.Sniffer().sniff(csvfile.readline().decode('utf-8'))
dialect = csv_ext.patchup(dialect)
csvfile.seek(0)

View File

@ -122,9 +122,9 @@ class SpeakerViewTestCase(TestCase):
self.item1 = Item.objects.create(title='item1')
self.item2 = Item.objects.create(title='item2')
def check_url(self, url, test_client, response_cose):
def check_url(self, url, test_client, response_code):
response = test_client.get(url)
self.assertEqual(response.status_code, response_cose)
self.assertEqual(response.status_code, response_code)
return response
def assertMessage(self, response, message):
@ -345,3 +345,49 @@ class TestCurrentListOfSpeakersOnProjectorView(SpeakerViewTestCase):
self.assertContains(response, 'List of speakers')
self.assertContains(response, 'title_gupooDee8ahahnaxoo2a')
self.assertContains(response, 'speaker1')
class TestSpeakerChangeOrderView(SpeakerViewTestCase):
def setUp(self):
super().setUp()
Speaker.objects.add(self.speaker1, self.item1)
Speaker.objects.add(self.speaker2, self.item1)
def test_post(self):
"""
Tests to change the order of two speakers.
"""
data = {'sort_order': 'speaker_2,speaker_1'}
self.admin_client.post('/agenda/1/speaker/change_order/',
data)
self.assertEqual(Speaker.objects.get(pk=1).weight, 2)
self.assertEqual(Speaker.objects.get(pk=2).weight, 1)
def test_invalid_data1(self):
"""
Tests to send invalid data.
The order should not change.
"""
data = {'sort_order': 'speaker_2,speaker:1'}
response = self.admin_client.post('/agenda/1/speaker/change_order/',
data)
self.assertEqual(Speaker.objects.get(pk=1).weight, 1)
self.assertEqual(Speaker.objects.get(pk=2).weight, 2)
self.assertMessage(response, 'Could not change order. Invalid data.')
def test_invalid_data2(self):
"""
Tests to send a speaker that does not exist.
The order should not change.
"""
data = {'sort_order': 'speaker_2,speaker_10'}
response = self.admin_client.post('/agenda/1/speaker/change_order/',
data)
self.assertEqual(Speaker.objects.get(pk=1).weight, 1)
self.assertEqual(Speaker.objects.get(pk=2).weight, 2)
self.assertMessage(response, 'Could not change order. Invalid data.')

View File

@ -1,4 +1,5 @@
from unittest.mock import patch
from unittest import skip
from django.contrib.auth.models import Permission
from django.contrib.contenttypes.models import ContentType
@ -230,6 +231,7 @@ class ViewTest(TestCase):
def test_change_item_order_with_orga_item(self):
self.item1.type = 2
self.item1.save()
data = {
'i1-self': 1,
'i1-weight': 50,
@ -238,9 +240,47 @@ class ViewTest(TestCase):
'i2-weight': 50,
'i2-parent': 1}
response = self.adminClient.post('/agenda/', data)
self.assertNotEqual(Item.objects.get(pk=2).parent_id, 1)
self.assertContains(response, 'Agenda items can not be child elements of an organizational item.')
def test_change_item_order_with_form_error(self):
"""
Sends invalid data to the view. The expected behavior is to change
nothing.
"""
data = {
'i1-self': 1,
'i1-weight': 50,
'i1-parent': 2,
'i2-self': 2,
'i2-weight': "invalid",
'i2-parent': "invalid"}
self.adminClient.post('/agenda/', data)
self.assertIsNone(Item.objects.get(pk=1).parent_id, 0)
self.assertIsNone(Item.objects.get(pk=2).parent_id, 0)
@skip('Check the tree for integrety in the openslides code')
def test_change_item_order_with_tree_error(self):
"""
Sends invalid data to the view. The expected behavior is to change
nothing.
"""
data = {
'i1-self': 1,
'i1-weight': 50,
'i1-parent': 2,
'i2-self': 2,
'i2-weight': 50,
'i2-parent': 1}
self.adminClient.post('/agenda/', data)
self.assertEqual(Item.objects.get(pk=1).parent_id, 0)
self.assertEqual(Item.objects.get(pk=2).parent_id, 0)
def test_delete(self):
response = self.adminClient.get('/agenda/%s/del/' % self.item1.pk)
self.assertRedirects(response, '/agenda/')