def test_catch(self):
def f(fail):
if fail:
raise ValueError()
else:
return 1
assert effect.catch(ValueError)(f)(False).run(None) == 1
catched_error = effect.catch(ValueError)(f)(True)
with pytest.raises(ValueError):
catched_error.run(None)
def test_catch_repr(self):
f = lambda _: _
assert (
repr(effect.catch(Exception)(f)(0)
) == f'catch(<class \'Exception\'>)({repr(f)})(0)'
)
def test_catch_io_bound(self, f):
assert effect.catch(Exception)(effect.io_bound(f)
)(None).run(None) == f(None)