def test_render_extra_json_clashes(self):
class TestAPIView(APIView):
def test_callback(self):
return "recordsTotal", "this could be bad"
class Meta:
datatables_extra_json = ('test_callback', )
obj = {
'recordsTotal': 4,
'recordsFiltered': 2,
'data': [{
'foo': 'bar'
}, {
'spam': 'eggs'
}]
}
renderer = DatatablesRenderer()
view = TestAPIView()
request = view.initialize_request(
self.factory.get('/api/foo/?format=datatables&draw=2'))
try:
renderer.render(obj, 'application/json', {
'request': request,
'view': view
})
self.assertEqual(True, False, "Value expected; did not occur.")
except ValueError as e:
self.assertEqual(e.__str__(), "Duplicate key found: recordsTotal")
def test_render_extra_json_attr_not_callable(self):
class TestAPIView(APIView):
test_callback = 'gotcha'
class Meta:
datatables_extra_json = ('test_callback', )
obj = {
'recordsTotal': 4,
'recordsFiltered': 2,
'data': [{
'foo': 'bar'
}, {
'spam': 'eggs'
}]
}
renderer = DatatablesRenderer()
view = TestAPIView()
request = view.initialize_request(
self.factory.get('/api/foo/?format=datatables&draw=2'))
try:
renderer.render(obj, 'application/json', {
'request': request,
'view': view
})
self.assertEqual(True, False, "TypeError expected; did not occur.")
except TypeError as e:
self.assertEqual(e.__str__(),
"extra_json_funcs: test_callback not callable.")
def test_render(self):
obj = {
'recordsTotal': 4,
'recordsFiltered': 2,
'data': [{
'foo': 'bar'
}, {
'spam': 'eggs'
}]
}
renderer = DatatablesRenderer()
view = APIView()
request = view.initialize_request(
self.factory.get('/api/foo/?format=datatables&draw=2'))
content = renderer.render(obj, 'application/json', {
'request': request,
'view': view
})
expected = {
'recordsTotal': 4,
'recordsFiltered': 2,
'data': [{
'foo': 'bar'
}, {
'spam': 'eggs'
}],
'draw': 2
}
self.assertEquals(json.loads(content.decode('utf-8')), expected)
def test_render_no_pagination1_1(self):
obj = [{'foo': 'bar'}]
renderer = DatatablesRenderer()
view = APIView()
request = view.initialize_request(
self.factory.get('/api/foo.datatables?draw=1')
)
content = renderer.render(obj, 'application/json', {'request': request, 'view': view})
expected = {
'recordsTotal': 1,
'recordsFiltered': 1,
'data': [{'foo': 'bar'}],
'draw': 1
}
self.assertEquals(json.loads(content.decode('utf-8')), expected)
def test_render_extra_json(self):
class TestAPIView(APIView):
def test_callback(self):
return "key", "value"
class Meta:
datatables_extra_json = ('test_callback', )
obj = {
'recordsTotal': 4,
'recordsFiltered': 2,
'data': [{
'foo': 'bar'
}, {
'spam': 'eggs'
}]
}
renderer = DatatablesRenderer()
view = TestAPIView()
request = view.initialize_request(
self.factory.get('/api/foo/?format=datatables&draw=2'))
content = renderer.render(obj, 'application/json', {
'request': request,
'view': view
})
expected = {
'recordsTotal': 4,
'recordsFiltered': 2,
'data': [{
'foo': 'bar'
}, {
'spam': 'eggs'
}],
'key': 'value',
'draw': 2
}
self.assertEquals(json.loads(content.decode('utf-8')), expected)
def test_render_no_data(self):
renderer = DatatablesRenderer()
content = renderer.render(None)
self.assertEquals(content, bytes())