def test_GetGroupOrderFromHex(test_data_dir):
# Generate a Random EC Point with default NID ==> NID_secp256k1
ecPoint_value = PyECPoint.GenerateRandomEC(0, hex, True )
# Check if the point is on the curve with the supplied NID default NID ==> NID_secp256k1
assert PyECPoint.CheckOnCurve(ecPoint_value, 0, hex ), "Test failed"
# EC Point Generator with the supplied curve ID
generator_Point = PyECPoint.GetGenerator(ecPoint_value, nid_Id, hex, True)
# Reading a Random generated EC Point with default NID ==> NID_secp256k1 from file
with open(test_data_dir/"testData_GetGroupDegree", "r") as getGrpDegree_txt: #Test data are generated from https://svn.python.org/projects/external/openssl-0.9.8a/crypto/ec/ec_curve.c
for x in getGrpDegree_txt:
# Reading the line of the file as string and splitting into list
nidID_Degree_Value = x.split(",")
#EC Point Group Degree with supplied curve
grpDegreeHex = PyECPoint.GetGroupDegree(generator_Point, int(nidID_Degree_Value[0]), hex)
# Verifying the actual value with the expected value.
assert grpDegreeHex == int(nidID_Degree_Value[1]), "Test failed"
#EC Point Group Order with supplied curve
actual_value = PyECPoint.GetGroupOrder(generator_Point, int(nidID_Degree_Value[0]), hex)
assert actual_value == nidID_Degree_Value[2].rstrip("\n"), "Test failed"
def GetOrder(self):
order = PyECPoint.GetGroupOrder(self.value, self.nid, self.isDec)
return order