def test_expr(self):
expr = expressions.ExpressionWrapper(
models.Q(submitted_date__isnull=False),
output_field=fields.BooleanField())
self._test_ordering('submitted',
ddl.OrderingFilter(fields={'submitted': expr}),
self.order2)
def test_obj_list_with_field_names(self):
self._test_ordering(
'user',
ddl.OrderingFilter(fields={
'user': {
'exprs': ('user__first_name', 'user__last_name')
}
}), self.order1)
def test_expr_list(self):
self._test_ordering(
'user',
ddl.OrderingFilter(
fields={
'user': (models.F('user__first_name'),
models.F('user__last_name'))
}), self.order1)
def test_ordering_desc(self):
self._test_ordering('-id', ddl.OrderingFilter(fields={'id': 'id'}),
self.order3)
def test_ordering_by_unknown_field(self):
self._test_ordering('unknown,id',
ddl.OrderingFilter(fields={'id': 'id'}),
self.order1)
def test_invalid_obj(self):
with self.assertRaisesMessage(ValueError,
"Expected 'exprs' or 'expr'"):
ddl.OrderingFilter(fields={'id': {}})
def test_obj_with_field_name(self):
self._test_ordering('id',
ddl.OrderingFilter(fields={'id': {
'expr': 'id'
}}), self.order1)
def test_obj(self):
self._test_ordering(
'id', ddl.OrderingFilter(fields={'id': {
'expr': models.F('id')
}}), self.order1)
def test_field_names_list(self):
self._test_ordering(
'user',
ddl.OrderingFilter(
fields={'user': ('user__first_name', 'user__last_name')}),
self.order1)
def test_field_name(self):
self._test_ordering('id', ddl.OrderingFilter(fields={'id': 'id'}),
self.order1)
