def test_requests_view_handles_ajax_requests_with_priority_param(self):
'''
Test requests view handles ajax requests with priority
param correctly and sends requests ordered first by priority and
then by timestamp.
'''
# Priority with value 1 == sort by priority descending
db_requests = Request.objects.all().order_by(
'-priority', '-timestamp')[:10]
for db_r in db_requests:
db_r.timestamp = to_ecma_date_string(db_r.timestamp)
response = self.send_ajax_request(dict(id=1, priority=1))
data = self.validate_recieved_json_response(response)
requests = json.loads(data['requests'])
for r, db_r in zip(requests, db_requests):
self.assertEqual(r['fields']['timestamp'], db_r.timestamp)
db_requests = Request.objects.all().order_by(
'priority', '-timestamp')[:10]
for db_r in db_requests:
db_r.timestamp = to_ecma_date_string(db_r.timestamp)
response = self.send_ajax_request(dict(id=1, priority=0))
data = self.validate_recieved_json_response(response)
requests = json.loads(data['requests'])
for r, db_r in zip(requests, db_requests):
self.assertEqual(r['fields']['timestamp'], db_r.timestamp)
def requests(request):
priority = request.GET.get('priority')
if priority is not None:
try:
priority = int(priority)
except (ValueError, TypeError):
priority = 1
order_by = '{}priority'.format('-' if priority else '')
r_list = Request.objects.all().order_by(order_by, '-timestamp')[:10]
else:
r_list = Request.objects.all()[:10]
if request.is_ajax():
page_request_id = int(request.GET['id'])
new_requests = r_list[0].id - page_request_id
requests = serializers.serialize('json', r_list)
# Django serializes datetime objects according to ecma 262
return HttpResponse(
json.dumps({
'new_requests': new_requests,
'requests': requests
}),
content_type='application/json'
)
else:
for r in r_list:
# Need to display data in this format
r.timestamp = to_ecma_date_string(r.timestamp)
return render(request, 'hello/requests.html', {'requests': r_list,
'priority': priority})
def test_requests_view_shows_ten_most_recent_requests(self):
'''
Test requests view shows ten most recent requets.
'''
for _ in xrange(20):
self.client.get('home')
# this response is rendered with 10 previous requests
response = self.client.get(self.url)
context_requests = response.context['requests']
self.assertEqual(len(context_requests), 10)
db_requests = Request.objects.all().order_by('-timestamp')
# Need to convert timestamps because I convert them for requests
# passed into the context
for db_request in db_requests:
db_request.timestamp = to_ecma_date_string(db_request.timestamp)
for context_request, db_request in zip(context_requests, db_requests):
self.assertEqual(
context_request.timestamp,
db_request.timestamp
)
self.assertEqual(context_request.id, db_request.id)
def to_json(self, value):
if value is None:
return None
if isinstance(value, datetime.datetime):
datetimeutil.to_ecma_date_string(value, self.assume_local)
def test_aware_datetime(self):
dt = datetime.datetime(2013, 7, 13, 16, 54, 46, 123000, datetimeutil.utc)
actual = datetimeutil.to_ecma_date_string(dt, False)
self.assertEqual("2013-07-13T16:54:46.123Z", actual)
def test_naive_datetime(self):
dt = datetime.datetime(2013, 7, 13, 16, 54, 46, 123000)
actual = datetimeutil.to_ecma_date_string(dt, False) # assume UTC to simplify this particular test
self.assertEqual("2013-07-13T16:54:46.123Z", actual)
