class PollerCellsSpecimen(ExportedState):
"""Helper for TestPoller"""
foo = None
def __init__(self):
self.subscribable = LooseCell(key='subscribable', value='', type=str)
def state_def(self, callback):
super(PollerCellsSpecimen, self).state_def(callback)
# TODO make this possible to be decorator style
callback(self.subscribable)
# force worst-case
def state_is_dynamic(self):
return True
@exported_value(changes='continuous', persists=False)
def get_foo(self):
return self.foo
@setter
def set_foo(self, value):
self.foo = value
def get_subscribable(self):
return self.subscribable.get()
def set_subscribable(self, value):
self.subscribable.set(value)
class PollerCellsSpecimen(ExportedState):
"""Helper for TestPoller"""
foo = None
def __init__(self):
self.subscribable = LooseCell(value='', type=str, writable=True)
def state_def(self):
for d in super(PollerCellsSpecimen, self).state_def():
yield d
# TODO make this possible to be decorator style
yield 'subscribable', self.subscribable
# force worst-case
def state_is_dynamic(self):
return True
@exported_value(changes='continuous', persists=False)
def get_foo(self):
return self.foo
@setter
def set_foo(self, value):
self.foo = value
def get_subscribable(self):
return self.subscribable.get()
def set_subscribable(self, value):
self.subscribable.set(value)
class PollerCellsSpecimen(ExportedState):
"""Helper for TestPoller"""
foo = None
def __init__(self):
self.subscribable = LooseCell(key='subscribable', value='', type=str)
def state_def(self, callback):
super(PollerCellsSpecimen, self).state_def(callback)
# TODO make this possible to be decorator style
callback(self.subscribable)
# force worst-case
def state_is_dynamic(self):
return True
@exported_value()
def get_foo(self):
return self.foo
@setter
def set_foo(self, value):
self.foo = value
def get_subscribable(self):
return self.subscribable.get()
def set_subscribable(self, value):
self.subscribable.set(value)
class TestViewCell(unittest.TestCase):
def setUp(self):
self.lc = LooseCell(value=0, key='a', type=int)
self.vc = ViewCell(
base=self.lc,
get_transform=lambda x: x + 1,
set_transform=lambda x: x - 1,
key='b',
type=int)
def test_get_set(self):
self.assertEqual(0, self.lc.get())
self.assertEqual(1, self.vc.get())
self.vc.set(2)
self.assertEqual(1, self.lc.get())
self.assertEqual(2, self.vc.get())
self.lc.set(3)
self.assertEqual(3, self.lc.get())
self.assertEqual(4, self.vc.get())
def test_subscription(self):
fired = []
def f():
fired.append(self.vc.get())
self.vc.subscribe(f)
self.lc.set(1)
self.assertEqual([2], fired)
class TestViewCell(unittest.TestCase):
def setUp(self):
self.lc = LooseCell(value=0, key='a', type=int)
self.vc = ViewCell(
base=self.lc,
get_transform=lambda x: x + 1,
set_transform=lambda x: x - 1,
key='b',
type=int)
def test_get_set(self):
self.assertEqual(0, self.lc.get())
self.assertEqual(1, self.vc.get())
self.vc.set(2)
self.assertEqual(1, self.lc.get())
self.assertEqual(2, self.vc.get())
self.lc.set(3)
self.assertEqual(3, self.lc.get())
self.assertEqual(4, self.vc.get())
def test_subscription(self):
fired = []
def f():
fired.append(self.vc.get())
self.vc.subscribe(f)
self.lc.set(1)
self.assertEqual([2], fired)
class TestLooseCell(unittest.TestCase):
def setUp(self):
self.lc = LooseCell(value=0,
type=int,
writable=True,
interest_tracker=LoopbackInterestTracker())
def test_get_set(self):
self.assertEqual(0, self.lc.get())
self.lc.set(1)
self.assertEqual(1, self.lc.get())
self.lc.set(2.1)
self.assertEqual(2, self.lc.get())
def test_subscription(self):
st = CellSubscriptionTester(self.lc)
self.lc.set(1)
st.expect_now(1)
st.unsubscribe()
self.lc.set(2)
st.advance() # check for unwanted callbacks
def test_repr(self):
self.assertEqual(repr(self.lc),
'<LooseCell PythonT(<type \'int\'>) 0>')
def test_default_writability(self):
self.assertFalse(LooseCell(value=0, type=int).isWritable())
def test_not_writable(self):
self.lc = LooseCell(value=0, type=int, writable=False)
self.assertRaises(Exception, lambda: self.lc.set(1))
self.assertEqual(self.lc.get(), 0)
class TestLooseCell(unittest.TestCase):
def setUp(self):
self.lc = LooseCell(value=0, key='a', type=int)
def test_get_set(self):
self.assertEqual(0, self.lc.get())
self.lc.set(1)
self.assertEqual(1, self.lc.get())
self.lc.set(2.1)
self.assertEqual(2, self.lc.get())
def test_subscription(self):
st = CellSubscriptionTester(self.lc)
self.lc.set(1)
st.expect_now(1)
st.unsubscribe()
self.lc.set(2)
st.advance() # check for unwanted callbacks
class TestLooseCell(unittest.TestCase):
def setUp(self):
self.lc = LooseCell(value=0, key='a', type=int)
def test_get_set(self):
self.assertEqual(0, self.lc.get())
self.lc.set(1)
self.assertEqual(1, self.lc.get())
self.lc.set(2.1)
self.assertEqual(2, self.lc.get())
def test_subscription(self):
st = CellSubscriptionTester(self.lc)
self.lc.set(1)
st.expect_now(1)
st.unsubscribe()
self.lc.set(2)
st.advance() # check for unwanted callbacks
class TestLooseCell(unittest.TestCase):
def setUp(self):
self.lc = LooseCell(
value=0,
type=int,
writable=True,
interest_tracker=LoopbackInterestTracker())
def test_get_set(self):
self.assertEqual(0, self.lc.get())
self.lc.set(1)
self.assertEqual(1, self.lc.get())
self.lc.set(2.1)
self.assertEqual(2, self.lc.get())
def test_subscription(self):
st = CellSubscriptionTester(self.lc)
self.lc.set(1)
st.expect_now(1)
st.unsubscribe()
self.lc.set(2)
st.advance() # check for unwanted callbacks
def test_repr(self):
if six.PY2:
self.assertEqual(repr(self.lc), '<LooseCell PythonT(<type \'int\'>) 0>')
else:
self.assertEqual(repr(self.lc), '<LooseCell PythonT(<class \'int\'>) 0>')
def test_default_writability(self):
self.assertFalse(LooseCell(value=0, type=int).isWritable())
def test_not_writable(self):
self.lc = LooseCell(value=0, type=int, writable=False)
self.assertRaises(Exception, lambda:
self.lc.set(1))
self.assertEqual(self.lc.get(), 0)
class TestLooseCell(unittest.TestCase):
def setUp(self):
self.lc = LooseCell(value=0, type=int, interest_tracker=LoopbackInterestTracker())
def test_get_set(self):
self.assertEqual(0, self.lc.get())
self.lc.set(1)
self.assertEqual(1, self.lc.get())
self.lc.set(2.1)
self.assertEqual(2, self.lc.get())
def test_subscription(self):
st = CellSubscriptionTester(self.lc)
self.lc.set(1)
st.expect_now(1)
st.unsubscribe()
self.lc.set(2)
st.advance() # check for unwanted callbacks
def test_repr(self):
self.assertEqual(repr(self.lc), '<LooseCell PythonT(<type \'int\'>) 0>')
class TestViewCell(unittest.TestCase):
def setUp(self):
self.lc = LooseCell(value=0, type=RangeT([(-100, 100)]), writable=True)
self.delta = 1
self.vc = ViewCell(
base=self.lc,
get_transform=lambda x: x + self.delta,
set_transform=lambda x: x - self.delta,
type=int,
writable=True,
interest_tracker=LoopbackInterestTracker())
# TODO: Add tests for behavior when the transform is not perfectly one-to-one (such as due to floating-point error).
# TODO: Test propagation of interest
def test_get_set(self):
self.assertEqual(0, self.lc.get())
self.assertEqual(1, self.vc.get())
self.vc.set(2)
self.assertEqual(1, self.lc.get())
self.assertEqual(2, self.vc.get())
self.lc.set(3)
self.assertEqual(3, self.lc.get())
self.assertEqual(4, self.vc.get())
self.delta = 10
self.vc.changed_transform()
self.assertEqual(3, self.lc.get())
self.assertEqual(13, self.vc.get())
def test_subscription(self):
st = CellSubscriptionTester(self.vc)
self.lc.set(1)
st.expect_now(2)
self.delta = 10
self.vc.changed_transform()
self.assertEqual(1, self.lc.get())
st.expect_now(11)
st.unsubscribe()
self.lc.set(2)
st.advance()
def test_coerced_base_value(self):
self.vc.set(999) # out of base cell's range, gets clamped
self.assertEqual(100 + self.delta, self.vc.get())
