test4.py

#!/usr/bin/env python
import libbaltcalc
from libbaltcalc import btint 

import time
int1=btint(30)
print("string-based, zero padding/right-to-left truncation.")
print(int1.bttrunk(7))
print(int1.bttrunk(6))
print(int1.bttrunk(5))
print(int1.bttrunk(4))
print(int1.bttrunk(3))
print(int1.bttrunk(2))
print(int1.bttrunk(1))
print(int1)
print("decimal, (mpi/mni based truncation)")
print(int1.dectrunk(5))
print(int1.dectrunk(4))
print(int1.dectrunk(3))
print(int1.dectrunk(2))
print("test copy and changeval")
#note: copy will create a new btint class object from the internal value, so
#changes in the copy will not affect the first btint object.
int2=int1.copy()
print(int1)
print(int2)
print("change copy to 3")
print(int2)
#note: changeval can accept the same inputs as new btint objects, but changes
#the internal value, so any part of a program that has a pointer to that btint
#will be affected by the change.
int2.changeval("+0")
print(int2)
int3=btint(3)
int2.changeval(int3)
print(int2)
int2.changeval(3)
print(int2)
print("result:")
print(int2)
print(int1)

#simple comparison operators.
print("compare (-3, +3)")
int5=btint(-3)
int6=btint(3)
print(int5==int6)
print(int5!=int6)
print(int5>int6)
print(int5<int6)
print(int5<=int6)
print(int5>=int6)

#

print(int5)
print(~int5)
print(+int5)
print(-int5)
#len returns the length of the integer in trits.
print(len(int5))
#in place tests
print("In place tests")
print("test add")
int7 = btint(6)
print(int7)
int7 += btint(2)
print(int7)
print("test sub")
int7 = btint(6)
print(int7)
int7 -= btint(2)
print(int7)
print("test div")
int7 = btint(6)
print(int7)
int7 //= btint(2)
print(int7)
print("test mul")
int7 = btint(6)
print(int7)
int7 *= btint(2)
print(int7)
#btint objects support basic mathematics and comparisons with python integers.
#remember: floating point not yet supported!
print(btint(56) + 5)
print(10 // btint(2))

print(5 == btint(5))
print(btint(6) == 6)

#p0n notation tests
btintn0p=btint("n0p")
print(btintn0p)
print(btintn0p.p0n())
btintn0p.changeval("p0nn")
print(btintn0p)
print(btintn0p.p0n())