def testiSub2(self):
self.b -= Bruch(2)
assert (self.b == Bruch(-1, 2))
def testiAdd(self):
self.b += 1
assert (self.b == Bruch(5, 2))
def setUp(self):
self.b = Bruch(3, 2)
self.b2 = Bruch(self.b)
self.b3 = Bruch(4, 2)
pass
'''
Created on 28.12.2013
@author: uhs374h
'''
from bruch.Bruch import *
from random import randint
if __name__ == '__main__':
b1=Bruch(3,4)
b2=Bruch(3,4)+b1
z1,z3=b1
z2=b1.nenner
print(z1,z2)
b3=3+b1+Bruch(1,4)
b4=3/b3+3
b3+=Bruch(3,2)
b0=Bruch(4,3)
print(str(b1)+" == invert "+str(b0),b1== ~b0 )
print(b3)
b3=-b3
print(b3 is not b2)
b5=Bruch(b3.zaehler,b3.nenner)
print(b3 is b5)
b4=4*b4-Bruch(2,4)-b3**2
print(b1,'=',float(b1))
print(hex(int(b1+123)))
print(oct(int(b1+123)))
print(int(b1+123))
print(b2,'=',float(b2))
print(b3,'=',float(b3))
print(b4,'=',float(b4))
def testplus(self):
self.b = self.b + Bruch(4, 5)
assert (float(self.b) == 2.3)
def testPow(self):
h = 4
assert (self.b2**h == Bruch(self.b2.zaehler**h, self.b2.nenner**h))
def testNeg(self):
b4 = Bruch(-3, 2)
assert (-b4 == Bruch(3, 2))
def testFloat(self):
b = Bruch(3, 4)
assert (float(b) == 0.75)
def testdivZeroError2(self):
self.assertRaises(ZeroDivisionError, self.b2.__truediv__, Bruch(0, 3))
def testrmal(self):
self.b2 = 2 * Bruch(3, 2)
assert (float(self.b2) == 3)
def testdiv(self):
self.b = self.b / Bruch(4)
assert (float(self.b) == 0.375)
def testiMul2(self):
self.b *= Bruch(2)
assert (self.b == 3)
def testmal(self):
self.b = self.b * Bruch(4)
assert (float(self.b) == 6)
def testrsub(self):
self.b2 = 3 - Bruch(3, 2)
assert (float(self.b2) == 1.5)
def testInvert(self):
z, n = 5, 4
b = Bruch(z, n)
assert (~b == Bruch(n, z))
def testrdivZeroError(self):
bneu = Bruch(0, 3)
self.assertRaises(ZeroDivisionError, bneu.__rtruediv__, 3)
def testInteger(self):
self.b2 = Bruch(3, 1)
assert (str(self.b2) == '(3)')
def testiDiv(self):
self.b /= 2
assert (self.b == Bruch(3, 4))
def testAbs(self):
b4 = Bruch(-3, 2)
assert (abs(b4) == Bruch(3, 2))
def testiDiv2(self):
self.b /= Bruch(2)
assert (self.b == Bruch(3, 4))
def testrdiv(self):
self.b2 = 2 / Bruch(2)
assert (float(self.b2) == 1)
def testInt(self):
b = Bruch(5, 4)
assert (int(b) == 1)
def teststr2(self):
b2 = Bruch(-3, -2)
str1 = "(3/2)"
assert (str(b2) == str1)
def testTuple(self):
z, n = Bruch(3, 4)
assert (z == 3 and n == 4)
def testradd(self):
self.b2 = 3 + Bruch(3, 2)
assert (float(self.b2) == 4.5)
def testTuple2(self):
z, n = self.b
self.assertEqual(Bruch(z, n), self.b)
def testiAdd2(self):
self.b += Bruch(1)
assert (self.b == Bruch(5, 2))
def testComplex(self):
b = Bruch(3, 4)
assert (complex(b) == 0.75)
def testminus(self):
self.b = self.b - Bruch(4, 5)
assert (float(self.b) == 0.7)
def testiSub(self):
self.b -= 2
assert (self.b == Bruch(-1, 2))
