def test_command_event_return(self):
hook = HookMultiplexer()
@hook
def command(event):
event.result = "result"
event = hook.fire(name="command")
assert event.result == "result"
def test_command_event_return(self):
hook = HookMultiplexer()
@hook
def command(event):
event.result = "result"
event = hook.fire(name="command")
assert event.result == "result"
def test_missing_preparer_event_return(self):
hook = HookMultiplexer(raise_on_missing=False, preparer=Hook())
@hook.preparer
def preparer(event):
event.result = "result"
event = hook.fire(name="missing")
assert event.result == "result"
def test_missing_hook_event_return(self):
hook = HookMultiplexer(missing=Hook())
@hook.missing
def missing(event):
event.result = "result"
event = hook.fire(name="nonexistant")
assert event.result == "result"
def test_missing_hook_event_return(self):
hook = HookMultiplexer(missing=Hook())
@hook.missing
def missing(event):
event.result = "result"
event = hook.fire(name="nonexistant")
assert event.result == "result"
def test_cancellable_preparer(self):
hook = HookMultiplexer(preparer=CancellableHook())
@hook
def derp(event):
assert getattr(event, "cancel", None) == None
assert event.cancelled == False
hook.fire(name="derp")
def test_missing_preparer_event_return(self):
hook = HookMultiplexer(raise_on_missing=False, preparer=Hook())
@hook.preparer
def preparer(event):
event.result = "result"
event = hook.fire(name="missing")
assert event.result == "result"
def test_cancellable_preparer(self):
hook = HookMultiplexer(preparer=CancellableHook())
@hook
def derp(event):
assert getattr(event, "cancel", None) == None
assert event.cancelled == False
hook.fire(name="derp")
def test_preparer(self):
hook = HookMultiplexer(preparer=Hook())
counter1 = Counter()
counter2 = Counter()
counter_mapped = Counter()
counter_preparer = Counter()
@hook
def derp(event):
counter1.tick()
@hook("herp")
def herp(event):
counter2.tick()
mapping = {"dink": "herp", "donk": "derp"}
@hook.preparer
def prepare(event):
if event.name in mapping:
event.name = mapping[event.name]
counter_mapped.tick()
counter_preparer.tick()
assert counter1.count == 0
assert counter2.count == 0
assert counter_preparer.count == 0
assert counter_mapped.count == 0
hook.fire(name="dink")
assert counter1.count == 0
assert counter2.count == 1
assert counter_preparer.count == 1
assert counter_mapped.count == 1
hook.fire(name="donk")
assert counter1.count == 1
assert counter2.count == 1
assert counter_preparer.count == 2
assert counter_mapped.count == 2
hook.fire(name="herp")
assert counter1.count == 1
assert counter2.count == 2
assert counter_preparer.count == 3
assert counter_mapped.count == 2
hook.fire(name="derp")
assert counter1.count == 2
assert counter2.count == 2
assert counter_preparer.count == 4
assert counter_mapped.count == 2
def test_command_nameinfer(self):
hook = HookMultiplexer()
counter = Counter()
@hook
def derp(event):
counter.tick()
hook.fire(name="derp")
assert counter.count == 1
def test_missing_hook(self):
hook = HookMultiplexer(missing=Hook())
missings = []
@hook.missing
def on_missing(event):
missings.append((event.name, event.name))
hook.fire(name="nonexistant")
assert missings == [("nonexistant", "nonexistant")]
def test_command_nameinfer(self):
hook = HookMultiplexer()
counter = Counter()
@hook
def derp(event):
counter.tick()
hook.fire(name="derp")
assert counter.count == 1
def test_custom_childarg(self):
hook = HookMultiplexer(childarg="subject_home_town_here")
counter = Counter()
@hook
def child(event):
counter.tick()
hook.fire(subject_home_town_here="child")
assert counter.incremented(1)
def test_childhook_repr():
hook = HookMultiplexer(name="special_testing_name")
@hook
def handler(event):
assert "special_testing_name" in repr(event.calling_hook)
assert "handler" in repr(event.calling_hook)
event.ran = True
event = hook.fire(name="handler")
assert event.ran
def test_missing_hook(self):
hook = HookMultiplexer(missing=Hook())
missings = []
@hook.missing
def on_missing(event):
missings.append((event.name, event.name))
hook.fire(name="nonexistant")
assert missings == [("nonexistant", "nonexistant")]
def test_preparer(self):
hook = HookMultiplexer(preparer=Hook())
counter1 = Counter()
counter2 = Counter()
counter_mapped = Counter()
counter_preparer = Counter()
@hook
def derp(event):
counter1.tick()
@hook("herp")
def herp(event):
counter2.tick()
mapping = {
"dink": "herp",
"donk": "derp"
}
@hook.preparer
def prepare(event):
if event.name in mapping:
event.name = mapping[event.name]
counter_mapped.tick()
counter_preparer.tick()
assert counter1.count == 0
assert counter2.count == 0
assert counter_preparer.count == 0
assert counter_mapped.count == 0
hook.fire(name="dink")
assert counter1.count == 0
assert counter2.count == 1
assert counter_preparer.count == 1
assert counter_mapped.count == 1
hook.fire(name="donk")
assert counter1.count == 1
assert counter2.count == 1
assert counter_preparer.count == 2
assert counter_mapped.count == 2
hook.fire(name="herp")
assert counter1.count == 1
assert counter2.count == 2
assert counter_preparer.count == 3
assert counter_mapped.count == 2
hook.fire(name="derp")
assert counter1.count == 2
assert counter2.count == 2
assert counter_preparer.count == 4
assert counter_mapped.count == 2
def test_custom_childarg(self):
hook = HookMultiplexer(childarg="subject_home_town_here")
counter = Counter()
@hook
def child(event):
counter.tick()
hook.fire(subject_home_town_here="child")
assert counter.incremented(1)
def test_childhook_repr():
hook = HookMultiplexer(name="special_testing_name")
@hook
def handler(event):
assert "special_testing_name" in repr(event.calling_hook)
assert "handler" in repr(event.calling_hook)
event.ran = True
event = hook.fire(name="handler")
assert event.ran
def test_explicit_name(self):
hook = HookMultiplexer()
counter = Counter()
@hook("herp")
def derp(event):
counter.tick()
hook.fire(name="herp")
assert counter.count == 1
with pytest.raises(NameResolutionError):
hook.fire(name="derp")
def test_cancelled_preparer(self):
hook = HookMultiplexer(preparer=CancellableHook())
@hook
def derp(event):
should_never_run()
@hook.preparer
def preparer(event):
event.cancel()
result = hook.fire(name="derp")
assert result.cancelled
def test_cancelled_preparer(self):
hook = HookMultiplexer(preparer=CancellableHook())
@hook
def derp(event):
should_never_run()
@hook.preparer
def preparer(event):
event.cancel()
result = hook.fire(name="derp")
assert result.cancelled
def test_not_registered_unregister(self):
hook = HookMultiplexer()
@hook
def handler1(event):
event.handler1 = True
def handler2(event):
should_never_run()
assert hook.fire(name="handler1").handler1
with pytest.raises(NotRegisteredError):
hook.unregister(handler2)
def test_not_registered_unregister(self):
hook = HookMultiplexer()
@hook
def handler1(event):
event.handler1 = True
def handler2(event):
should_never_run()
assert hook.fire(name="handler1").handler1
with pytest.raises(NotRegisteredError):
hook.unregister(handler2)
def test_beforeafter_handlers(self):
hook = HookMultiplexer(hook_class=CommandHook)
@hook("command", before="main")
def first(event):
event.first = True
@hook
def command(event):
assert event.first
event.command = True
@hook("command", after="main")
def after(event):
assert event.command
event.after = True
event = hook.fire(name="command")
assert event.after
def test_beforeafter_handlers(self):
hook = HookMultiplexer(hook_class=CommandHook)
@hook("command", before="main")
def first(event):
event.first = True
@hook
def command(event):
assert event.first
event.command = True
@hook("command", after="main")
def after(event):
assert event.command
event.after = True
event = hook.fire(name="command")
assert event.after
def test_single_main_handler(self):
hook = HookMultiplexer(hook_class=CommandHook)
@hook("my_command")
def my_command(event):
should_never_run()
with pytest.raises(AlreadyRegisteredError):
@hook("my_command")
def my_conflict(event):
should_never_run()
def test_register_once_explicitname(self):
hook = HookMultiplexer()
counter = Counter()
def handler(event):
counter.tick()
hook.register_once(handler, "handler_name")
hook.fire(name="handler_name")
assert counter.incremented(1)
with pytest.raises(NameResolutionError):
hook.fire(name="handler_name")
def test_unregister_deletion(self):
hook = HookMultiplexer()
@hook
def handler(event):
event.handled = True
event = hook.fire(name="handler")
assert event.handled
hook.unregister(handler)
with pytest.raises(NameResolutionError):
hook.fire(name="handler")
def test_register_once_explicitname(self):
hook = HookMultiplexer()
counter = Counter()
def handler(event):
counter.tick()
hook.register_once(handler, "handler_name")
hook.fire(name="handler_name")
assert counter.incremented(1)
with pytest.raises(NameResolutionError):
hook.fire(name="handler_name")
def test_explicit_name(self):
hook = HookMultiplexer()
counter = Counter()
@hook("herp")
def derp(event):
counter.tick()
hook.fire(name="herp")
assert counter.count == 1
with pytest.raises(NameResolutionError):
hook.fire(name="derp")
def test_multi_unregister(self):
hook = HookMultiplexer()
@hook
def handler1(event):
should_never_run()
@hook
def handler2(event):
event.handler2 = True
hook.unregister(handler1)
event = hook.fire(name="handler2")
assert event.handler2
with pytest.raises(NameResolutionError):
hook.fire(name="handler1")
def test_unregister_deletion(self):
hook = HookMultiplexer()
@hook
def handler(event):
event.handled = True
event = hook.fire(name="handler")
assert event.handled
hook.unregister(handler)
with pytest.raises(NameResolutionError):
hook.fire(name="handler")
def test_multi_unregister(self):
hook = HookMultiplexer()
@hook
def handler1(event):
should_never_run()
@hook
def handler2(event):
event.handler2 = True
hook.unregister(handler1)
event = hook.fire(name="handler2")
assert event.handler2
with pytest.raises(NameResolutionError):
hook.fire(name="handler1")
def test_hookmultiplexer_repr():
hook = HookMultiplexer(name="special_testing_name")
assert "special_testing_name" in repr(hook)
def test_multi_unregister_samehook(self):
hook = HookMultiplexer()
counter = Counter()
@hook("derp")
def handler1(event):
counter.tick()
@hook("derp")
def handler2(event):
counter.tick()
hook.fire(name="derp")
assert counter.incremented(2)
hook.unregister(handler1)
hook.fire(name="derp")
assert counter.incremented(1)
hook.unregister(handler2)
with pytest.raises(NameResolutionError):
hook.fire(name="derp")
def test_optional_childname(self):
hook = HookMultiplexer(raise_on_noname=False)
with pytest.raises(NameResolutionError):
hook.fire()
def test_optional_childname(self):
hook = HookMultiplexer(raise_on_noname=False)
with pytest.raises(NameResolutionError):
hook.fire()
def test_multi_unregister_samehook(self):
hook = HookMultiplexer()
counter = Counter()
@hook("derp")
def handler1(event):
counter.tick()
@hook("derp")
def handler2(event):
counter.tick()
hook.fire(name="derp")
assert counter.incremented(2)
hook.unregister(handler1)
hook.fire(name="derp")
assert counter.incremented(1)
hook.unregister(handler2)
with pytest.raises(NameResolutionError):
hook.fire(name="derp")
def test_required_childname(self):
hook = HookMultiplexer()
with pytest.raises(TypeError):
hook.fire()
def test_required_childname(self):
hook = HookMultiplexer()
with pytest.raises(TypeError):
hook.fire()
def test_pass_on_missing(self):
hook = HookMultiplexer(raise_on_missing=False)
hook.fire(name="missing")
def test_missing_exception(self):
hook = HookMultiplexer()
with pytest.raises(NameResolutionError):
hook.fire(name="")
def test_pass_on_missing(self):
hook = HookMultiplexer(raise_on_missing=False)
hook.fire(name="missing")
class HasHook(object):
hook = InstanceHook(
hook_class=lambda: HookMultiplexer(preparer=Hook()))
def test_missing_exception(self):
hook = HookMultiplexer()
with pytest.raises(NameResolutionError):
hook.fire(name="")
