def test_get_processor_method(self):
class Dummy(object):
def fake_callback(self):
pass
view = Dummy()
# Test no callback given
dt = Datatable([], '/')
f = dt.get_processor_method(Column('Fake', sources=['fake']), i=0)
self.assertEqual(f, None)
class DT(Datatable):
def fake_callback(self):
pass
column = Column('Fake', sources=['fake'], processor='fake_callback')
# Test callback found on self
dt = DT([], '/')
f = dt.get_processor_method(column, i=0)
self.assertEqual(f, dt.fake_callback)
# Test callback found on callback_target
dt = Datatable([], '/', callback_target=view)
f = dt.get_processor_method(column, i=0)
self.assertEqual(f, view.fake_callback)
def test_get_processor_method_returns_direct_callable(self):
def fake_callback():
pass
column = Column('Fake', sources=[], processor=fake_callback)
# Test no callback given
dt = Datatable([], '/')
f = dt.get_processor_method(column, i=0)
self.assertEqual(f, fake_callback)
def test_get_processor_method_finds_implied_callback(self):
class DummyNamed(object):
def get_column_fake_data(self):
pass
class DummyIndexed(object):
def get_column_0_data(self):
pass
class DummyBoth(object):
def get_column_fake_data(self):
pass
def get_column_0_data(self):
pass
column = Column('Fake', sources=[])
column.name = 'fake'
# Test implied named callback found first
view = DummyNamed()
dt = Datatable([], '/', callback_target=view)
f = dt.get_processor_method(column, i=0)
self.assertEqual(f, view.get_column_fake_data)
# Test implied named callback found first
view = DummyIndexed()
dt = Datatable([], '/', callback_target=view)
f = dt.get_processor_method(column, i=0)
self.assertEqual(f, view.get_column_0_data)
# Test implied named callback found first
view = DummyBoth()
dt = Datatable([], '/', callback_target=view)
f = dt.get_processor_method(column, i=0)
self.assertEqual(f, view.get_column_fake_data)
class DTNamed(Datatable):
def get_column_fake_data(self):
pass
class DTIndexed(Datatable):
def get_column_0_data(self):
pass
class DTBoth(Datatable):
def get_column_fake_data(self):
pass
def get_column_0_data(self):
pass
# Test implied named callback found first
dt = DTNamed([], '/')
f = dt.get_processor_method(column, i=0)
self.assertEqual(f, dt.get_column_fake_data)
# Test implied named callback found first
dt = DTIndexed([], '/')
f = dt.get_processor_method(column, i=0)
self.assertEqual(f, dt.get_column_0_data)
# Test implied named callback found first
dt = DTBoth([], '/')
f = dt.get_processor_method(column, i=0)
self.assertEqual(f, dt.get_column_fake_data)