def testTooLargeSaleReturns():
"""
Contains some testcases, found during random testing, where the sale return was larger than expected
"""
testdata = [
[2571869000000000000000000000000000,360061000000000000000000000000000,14,284283000000000000000000000000000,204102574328104782565993111517581,2.04102574323e+32],
[300000000000000000000000000000000,63000000000000000000000000000000,21,2401000000000000000000000000000,2365120993837509886570622084182,0],
[300000000000000000000000000000000,63000000000000000000000000000000,21,1000000000000000000000000000,1000012229933918459614528650,9.99993730188e+26],
[300000000000000000000000000000000,63000000000000000000000000000000,21,49000000000000000000000000000,48984954188962049634901119411,4.89849483746e+28],
[300000000000000000000000000000000,63000000000000000000000000000000,21,81000000000000000000000000000,80958876280831287208758481856,8.09588737955e+28],
]
for td in testdata:
[s,r,f,t,x,y] = td
e = formula.calculateSaleReturnSolidity(s,r,f,t)
e_cor = formula.calculateSaleReturn(s,r,f,t)
print("E : %s"% e)
print("E_C : %s"% e_cor)
diff = e - e_cor
smin = formula.calcSaleMin(r)
print("diff: %s"% diff)
print("smin: %s "% smin )
print("d/s : %s " % (diff/smin))
print("")
def saleReturn(S,R,F,T):
""" Returns a tuple
( python high-precision purchase return, python-solidity purchase return )
"""
E = formula.calculateSaleReturn(S,R,F,T)
try:
Esol = formula.calculateSaleReturnSolidity(S,R,F,T)
if Esol > E:
addTooLargeReturnOnSale(S,R,F,T,E,Esol)
return (E,Esol)
except Exception as e:
addExpectedThrowOnSale(S,R,F,E, str(e))
return (E,0)
def testCornercase2():
S = 300000e18
R = 63000e18
F = 21
tokens = 1e18 # 99 995 476 193 726 0661
while True:
wei = formula.calculateSaleReturnSolidity(S,R,F,tokens)
correct_wei = formula.calculateSaleReturn(S,R,F,tokens)
print "%f => %f error" % (tokens , (correct_wei - wei))
if(correct_wei < wei):
print("Diff %d wei" % (correct_wei - wei) )
tokens = tokens+1e10
print "Market"
print m
if math.floor(T) < math.floor(T_S):
purchaseResults.append("\t[%d,%d,%d,%d,%d, %f], # %d" % ( int(S), int(R), int(F), int(E),math.floor(T), T, T_S ))
except Exception, e:
pass
saleResults = []
for i in range(1, 10000):
S = float(random.randint(1, 3e18))
F = random.randint(1, 100 )
R = math.floor(F*S / 100)
T = float(random.randint(700, 300000))
try:
E = formula.calculateSaleReturn(int(S),int(R),float(F),int(T))
E_S = formula.calculateSaleReturnSolidity(int(S),int(R),float(F),int(T))
if math.floor(E) < math.floor(E_S):
saleResults.append("\t[%d,%d,%d,%d,%d, %f], # %d" % ( int(S), int(R), int(F), int(T),math.floor(E), E ,E_S))
except Exception, e:
pass
print("module.exports.randomPurchaseReturns2 = [")
print("\n".join(purchaseResults))
print("];")
print("module.exports.randomSaleReturns2 = [")
print("\n".join(saleResults))
print("];")
def testCornercase():
purchaseResults.append(
"\t[%d,%d,%d,%d,%d, %f], # %d" %
(int(S), int(R), int(F), int(E), math.floor(T), T, T_S))
except Exception, e:
pass
saleResults = []
for i in range(1, 10000):
S = float(random.randint(1, 3e18))
F = random.randint(1, 100)
R = math.floor(F * S / 100)
T = float(random.randint(700, 300000))
try:
E = formula.calculateSaleReturn(int(S), int(R), float(F), int(T))
E_S = formula.calculateSaleReturnSolidity(int(S), int(R), float(F),
int(T))
if math.floor(E) < math.floor(E_S):
saleResults.append(
"\t[%d,%d,%d,%d,%d, %f], # %d" %
(int(S), int(R), int(F), int(T), math.floor(E), E, E_S))
except Exception, e:
pass
print("module.exports.randomPurchaseReturns2 = [")
print("\n".join(purchaseResults))
print("];")
print("module.exports.randomSaleReturns2 = [")
print("\n".join(saleResults))