def test_sink_partial(operator_cls):
cb = mock.Mock()
s = Value()
sink_instance = s.subscribe(operator_cls(cb, 1, 2, 3, a=1))
assert isinstance(sink_instance, Disposable)
assert not cb.called
assert len(s.subscriptions) == 1
# test various emits on source
s.emit(None)
cb.assert_called_with(1, 2, 3, None, a=1)
s.emit(1)
cb.assert_called_with(1, 2, 3, 1, a=1)
s.emit((1, 2))
cb.assert_called_with(1, 2, 3, (1, 2), a=1)
# testing dispose()
cb.reset_mock()
sink_instance.dispose()
assert len(s.subscriptions) == 0
s.emit(1)
assert not cb.called
def test_sink(operator_cls):
cb = mock.Mock()
s = Value()
sink_instance = s.subscribe(operator_cls(cb))
assert isinstance(sink_instance, Disposable)
assert not cb.called
assert len(s.subscriptions) == 1
# test various emits on source
with pytest.raises(TypeError):
s.emit()
s.emit(None)
cb.assert_called_with(None)
s.emit(1)
cb.assert_called_with(1)
s.emit((1, 2))
cb.assert_called_with((1, 2))
# testing dispose()s
cb.reset_mock()
sink_instance.dispose()
assert len(s.subscriptions) == 0
s.emit(1)
assert not cb.called
def test_sink_without_function(operator_cls):
s = Value()
sink_instance = s.subscribe(operator_cls())
assert isinstance(sink_instance, Disposable)
assert len(s.subscriptions) == 1
s.emit(1)
def test_sink2(operator_cls):
cb = mock.Mock()
s = Value()
sink_instance = s.subscribe(operator_cls(cb, unpack=True))
assert isinstance(sink_instance, Disposable)
# test various emits on source
with pytest.raises(TypeError):
s.emit()
with pytest.raises(TypeError):
s.emit(1)
cb.assert_not_called()
s.emit((1, 2))
cb.assert_called_with(1, 2)
def test_sink_on_subscription(operator):
cb = mock.Mock()
s = Value(0)
sink_instance = s.subscribe(operator(cb))
assert isinstance(sink_instance, Disposable)
cb.assert_called_with(0)
assert len(s.subscriptions) == 1
s.emit(1)
cb.assert_called_with(1)
# testing dispose()
cb.reset_mock()
sink_instance.dispose()
assert len(s.subscriptions) == 0
s.emit(1)
assert not cb.called
