+
−
+
−
assert(CW6b.get_delta(None, None) == None)+
−
assert(CW6b.get_delta(Some(50.0), None) == None)+
−
assert(CW6b.get_delta(None, Some(100.0)) == None)+
−
assert(CW6b.get_delta(Some(50.0), Some(100.0)) == Some(1.0))+
−