def test_add_and_remove_class_attribute():
from System import TimeSpan
for _ in range(100):
TimeSpan.new_method = lambda self_: self_.TotalMinutes
ts = TimeSpan.FromHours(1)
assert ts.new_method() == 60
del TimeSpan.new_method
assert not hasattr(ts, "new_method")
def testAddAndRemoveClassAttribute(self):
from System import TimeSpan
for i in range(100):
TimeSpan.new_method = lambda self: self.TotalMinutes
ts = TimeSpan.FromHours(1)
self.assertTrue(ts.new_method() == 60)
del TimeSpan.new_method
self.assertFalse(hasattr(ts, "new_method"))