def checkBoolean(self):
a = True
b = False
c = 0
d = 1
e = "s"
Parameter.checkBoolean(a)
Parameter.checkBoolean(b)
self.assertRaises(ValueError, Parameter.checkBoolean, c)
self.assertRaises(ValueError, Parameter.checkBoolean, d)
self.assertRaises(ValueError, Parameter.checkBoolean, e)
