def test_in_range(self):
# Ensure the correct page number is returned when the requested
# negative index is in range.
page_numbers = [-1, -2, -3, -4]
expected_results = reversed(self.page_range)
for page_number, expected in zip(page_numbers, expected_results):
result = utils.normalize_page_number(page_number, self.page_range)
self.assertEqual(expected, result)
def test_in_range(self):
# Ensure the correct page number is returned when the requested
# negative index is in range.
page_numbers = [-1, -2, -3, -4]
expected_results = reversed(self.page_range)
for page_number, expected in zip(page_numbers, expected_results):
result = utils.normalize_page_number(page_number, self.page_range)
self.assertEqual(expected, result)
def render(self, context):
# Handle page number when it is not specified in querystring.
if self.page_number_variable is None:
default_number = self.page_number
else:
default_number = int(self.page_number_variable.resolve(context))
# Calculate the number of items to show on each page.
if self.per_page_variable is None:
per_page = self.per_page
else:
per_page = int(self.per_page_variable.resolve(context))
# Calculate the number of items to show in the first page.
if self.first_page_variable is None:
first_page = self.first_page or per_page
else:
first_page = int(self.first_page_variable.resolve(context))
# User can override the querystring key to use in the template.
# The default value is defined in the settings file.
if self.querystring_key_variable is None:
querystring_key = self.querystring_key
else:
querystring_key = self.querystring_key_variable.resolve(context)
# Retrieve the override path if used.
if self.override_path_variable is None:
override_path = self.override_path
else:
override_path = self.override_path_variable.resolve(context)
# Retrieve the queryset and create the paginator object.
objects = self.objects.resolve(context)
paginator = self.paginator(
objects, per_page, first_page=first_page, orphans=settings.ORPHANS)
# Normalize the default page number if a negative one is provided.
if default_number < 0:
default_number = utils.normalize_page_number(
default_number, paginator.page_range)
# The current request is used to get the requested page number.
page_number = utils.get_page_number_from_request(
context['request'], querystring_key, default=default_number)
# Get the page.
try:
page = paginator.page(page_number)
except EmptyPage:
page = paginator.page(1)
# Populate the context with required data.
data = {
'default_number': default_number,
'override_path': override_path,
'page': page,
'querystring_key': querystring_key,
}
context.update({'endless': data, self.var_name: page.object_list})
return ''
def render(self, context):
# Handle page number when it is not specified in querystring.
if self.page_number_variable is None:
default_number = self.page_number
else:
default_number = int(self.page_number_variable.resolve(context))
# Calculate the number of items to show on each page.
if self.per_page_variable is None:
per_page = self.per_page
else:
per_page = int(self.per_page_variable.resolve(context))
# Calculate the number of items to show in the first page.
if self.first_page_variable is None:
first_page = self.first_page or per_page
else:
first_page = int(self.first_page_variable.resolve(context))
# User can override the querystring key to use in the template.
# The default value is defined in the settings file.
if self.querystring_key_variable is None:
querystring_key = self.querystring_key
else:
querystring_key = self.querystring_key_variable.resolve(context)
# Retrieve the override path if used.
if self.override_path_variable is None:
override_path = self.override_path
else:
override_path = self.override_path_variable.resolve(context)
# Retrieve the queryset and create the paginator object.
objects = self.objects.resolve(context)
paginator = self.paginator(
objects, per_page, first_page=first_page, orphans=settings.ORPHANS)
# Normalize the default page number if a negative one is provided.
if default_number < 0:
default_number = utils.normalize_page_number(
default_number, paginator.page_range)
# The current request is used to get the requested page number.
page_number = utils.get_page_number_from_request(
context['request'], querystring_key, default=default_number)
# Get the page.
try:
page = paginator.page(page_number)
except EmptyPage:
page = paginator.page(1)
# Populate the context with required data.
data = {
'default_number': default_number,
'override_path': override_path,
'page': page,
'querystring_key': querystring_key,
}
context.update({'endless': data, self.var_name: page.object_list})
return ''
def test_out_of_range(self):
# Ensure the page number 1 returned when the requested negative index
# is out of range.
result = utils.normalize_page_number(-5, self.page_range)
self.assertEqual(self.page_range[0], result)
def test_out_of_range(self):
# Ensure the page number 1 returned when the requested negative index
# is out of range.
result = utils.normalize_page_number(-5, self.page_range)
self.assertEqual(self.page_range[0], result)
