def test_subscription_never(self):
o = NoInherentCellSpecimen()
cell = PollingCell(o,
'value',
changes='never',
interest_tracker=LoopbackInterestTracker())
st = CellSubscriptionTester(cell, interest_tracking=False)
o.value = 1
st.advance() # expected no callback even if we lie
def test_element_get_before_and_after_poll(self):
self.setUpForBulkData()
self.queue.insert_tail(make_bytes_msg(b'ab'))
gotten = self.cell.get()
self.assertEqual(gotten, [])
st = CellSubscriptionTester(self.cell, delta=True)
st.advance()
self.assertEqual(self.cell.get(), [
BulkDataElement(data=b'a', info=(1001, )),
BulkDataElement(data=b'b', info=(1001, ))
])
self.assertEqual(gotten, []) # not mutating list
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_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_string_delta_subscriber(self):
self.setUpForUnicodeString()
st = CellSubscriptionTester(self.cell, delta=True)
self.queue.insert_tail(make_bytes_msg('abç'.encode('utf-8')))
st.expect_now('abç', kind='append')
st.unsubscribe()
self.queue.insert_tail(make_bytes_msg(b'ignored'))
st.advance()
def test_subscription_this_setter(self):
o = ValueAndBlockSpecimen()
st = CellSubscriptionTester(o.state()['value'])
o.set_value(1)
st.expect_now(1)
st.unsubscribe()
o.set_value(2)
st.advance() # check for unwanted callbacks
def test_string_delta_subscriber(self):
self.setUpForUnicodeString()
st = CellSubscriptionTester(self.cell, delta=True)
yield self.inject_bytes('abç'.encode('utf-8'))
st.expect_now('abç', kind='append')
st.unsubscribe()
yield self.inject_bytes(b'ignored')
st.advance()
def test_subscription(self):
o = BlockCellSpecimen(self.obj_value)
st = CellSubscriptionTester(o.state()['block'])
new = ExportedState()
o.replace_block(new)
st.expect_now(new)
st.unsubscribe()
o.replace_block(self.obj_value)
st.advance() # check for unwanted callbacks
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_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_subscription(self, changes):
o = NoInherentCellSpecimen()
cell = Cell(o, 'value', changes=changes)
st = CellSubscriptionTester(cell)
o.value = 1
if changes == 'explicit':
cell.poll_for_change(specific_cell=True)
st.expect_now(1)
st.unsubscribe()
o.value = 2
st.advance() # check for unwanted callbacks
def test_subscription_this_setter(self):
o = ValueAndBlockSpecimen()
st = CellSubscriptionTester(o.state()['value'])
o.set_value(1)
st.expect_now(1)
st.unsubscribe()
o.set_value(2)
st.advance() # check for unwanted callbacks
def test_element_plain_subscriber(self):
self.setUpForBulkData()
st = CellSubscriptionTester(self.cell, delta=False)
self.queue.insert_tail(make_bytes_msg(b'ab'))
st.expect_now([
BulkDataElement(data=b'a', info=(1001, )),
BulkDataElement(data=b'b', info=(1001, ))
],
kind='value')
st.unsubscribe()
self.queue.insert_tail(make_bytes_msg(b'ignored'))
st.advance()
def test_element_plain_subscriber(self):
self.setUpForBulkData()
st = CellSubscriptionTester(self.cell, delta=False)
yield self.inject_bytes(b'ab')
st.expect_now([
BulkDataElement(data=b'a', info=(1001, )),
BulkDataElement(data=b'b', info=(1001, ))
],
kind='value')
st.unsubscribe()
yield self.inject_bytes(b'ignored')
st.advance()
def test_subscription(self):
o = BlockCellSpecimen(self.obj_value)
st = CellSubscriptionTester(o.state()['block'])
new = ExportedState()
o.replace_block(new)
st.expect_now(new)
st.unsubscribe()
o.replace_block(self.obj_value)
st.advance() # check for unwanted callbacks
def __test_subscription(self, changes):
o = NoInherentCellSpecimen()
cell = PollingCell(o, 'value', changes=changes)
st = CellSubscriptionTester(cell)
o.value = 1
if changes == 'explicit':
cell.poll_for_change(specific_cell=True)
st.expect_now(1)
st.unsubscribe()
o.value = 2
st.advance() # check for unwanted callbacks
def test_string_plain_subscriber(self):
self.setUpForUnicodeString()
st = CellSubscriptionTester(self.cell, delta=False)
yield self.inject_bytes('abç'.encode('utf-8'))
st.expect_now('abç')
yield self.inject_bytes('deƒ'.encode('utf-8'))
# TODO: This is not the correct result; it should match get().
# Poller currently does not deal with attaching simple subscribers correctly
st.expect_now('deƒ')
def test_string_get(self):
self.setUpForUnicodeString()
self.queue.insert_tail(make_bytes_msg('abç'.encode('utf-8')))
gotten = self.cell.get()
self.assertTrue(isinstance(gotten, unicode))
self.assertEqual(gotten, u'')
st = CellSubscriptionTester(self.cell, delta=True)
st.advance()
gotten = self.cell.get()
self.assertTrue(isinstance(gotten, unicode))
self.assertEqual(gotten, 'abç')
# now append some more to test the buffer
self.queue.insert_tail(make_bytes_msg('deƒ'.encode('utf-8')))
st.advance()
self.assertEqual(self.cell.get(), 'abçdeƒ')
def test_subscription_never(self):
o = NoInherentCellSpecimen()
cell = PollingCell(o, 'value', changes='never')
st = CellSubscriptionTester(cell)
o.value = 1
st.advance() # expected no callback even if we lie
def test_string_coding_error(self):
self.setUpForUnicodeString()
self.queue.insert_tail(make_bytes_msg(b'ab\xFF'))
st = CellSubscriptionTester(self.cell, delta=True)
st.expect_now('ab\uFFFD', kind='append')
def test_subscription_never(self):
o = NoInherentCellSpecimen()
cell = Cell(o, 'value', changes='never')
st = CellSubscriptionTester(cell)
o.value = 1
st.advance() # expected no callback even if we lie