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172 lines
3.2 KiB
Python
172 lines
3.2 KiB
Python
"""Event tests"""
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import inspect
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import pytest
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from xonsh.events import Event, EventManager, LoadEvent
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@pytest.fixture
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def events():
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return EventManager()
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def test_event_calling(events):
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called = False
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@events.on_test
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def _(spam, **_):
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nonlocal called
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called = spam
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events.on_test.fire(spam="eggs")
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assert called == "eggs"
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def test_event_returns(events):
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called = 0
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@events.on_test
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def on_test(**_):
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nonlocal called
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called += 1
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return 1
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@events.on_test
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def second(**_):
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nonlocal called
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called += 1
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return 2
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vals = events.on_test.fire()
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assert called == 2
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assert set(vals) == {1, 2}
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def test_validator(events):
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called = None
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@events.on_test
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def first(n, **_):
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nonlocal called
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called += 1
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return False
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@first.validator
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def v(n):
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return n == "spam"
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@events.on_test
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def second(n, **_):
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nonlocal called
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called += 1
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return False
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called = 0
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events.on_test.fire(n="egg")
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assert called == 1
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called = 0
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events.on_test.fire(n="spam")
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assert called == 2
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def test_eventdoc(events):
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docstring = "Test event"
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events.doc("on_test", docstring)
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assert inspect.getdoc(events.on_test) == docstring
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def test_transmogrify(events):
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docstring = "Test event"
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events.doc("on_test", docstring)
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@events.on_test
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def func(**_):
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pass
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assert isinstance(events.on_test, Event)
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assert len(events.on_test) == 1
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assert inspect.getdoc(events.on_test) == docstring
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events.transmogrify("on_test", LoadEvent)
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assert isinstance(events.on_test, LoadEvent)
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assert len(events.on_test) == 1
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assert inspect.getdoc(events.on_test) == docstring
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def test_transmogrify_by_string(events):
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docstring = "Test event"
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events.doc("on_test", docstring)
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@events.on_test
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def func(**_):
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pass
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assert isinstance(events.on_test, Event)
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assert len(events.on_test) == 1
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assert inspect.getdoc(events.on_test) == docstring
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events.transmogrify("on_test", "LoadEvent")
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assert isinstance(events.on_test, LoadEvent)
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assert len(events.on_test) == 1
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assert inspect.getdoc(events.on_test) == docstring
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def test_load(events):
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events.transmogrify("on_test", "LoadEvent")
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called = 0
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@events.on_test
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def on_test(**_):
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nonlocal called
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called += 1
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assert called == 0
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events.on_test.fire()
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assert called == 1
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@events.on_test
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def second(**_):
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nonlocal called
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called += 1
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assert called == 2
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def test_load_2nd_call(events):
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events.transmogrify("on_test", "LoadEvent")
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called = 0
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@events.on_test
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def on_test(**_):
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nonlocal called
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called += 1
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assert called == 0
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events.on_test.fire()
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assert called == 1
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events.on_test.fire()
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assert called == 1
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def test_typos(xession):
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for name, ev in vars(xession.builtins.events).items():
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if "pytest" in name:
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continue
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assert inspect.getdoc(ev)
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def test_exists(events):
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events.doc("on_test", "Test event")
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assert events.exists("on_test")
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assert not events.exists("on_best")
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