Files
Odin/core/math/big/test.py
2021-08-11 20:59:51 +02:00

114 lines
2.7 KiB
Python

from math import *
from ctypes import *
import os
#
# Where is the DLL? If missing, build using: `odin build . -build-mode:dll`
#
LIB_PATH = os.getcwd() + os.sep + "big.dll"
#
# Result values will be passed in a struct { res: cstring, err: Error }
#
class Res(Structure):
_fields_ = [("res", c_char_p), ("err", c_byte)]
#
# Error enum values
#
E_None = 0
E_Out_Of_Memory = 1
E_Invalid_Pointer = 2
E_Invalid_Argument = 3
E_Unknown_Error = 4
E_Max_Iterations_Reached = 5
E_Buffer_Overflow = 6
E_Integer_Overflow = 7
E_Division_by_Zero = 8
E_Math_Domain_Error = 9
E_Unimplemented = 127
#
# Set up exported procedures
#
try:
l = cdll.LoadLibrary(LIB_PATH)
except:
print("Couldn't find or load " + LIB_PATH + ".")
exit(1)
try:
l.test_add_two.argtypes = [c_char_p, c_char_p, c_longlong]
l.test_add_two.restype = Res
except:
print("Couldn't find exported function 'test_add_two'")
exit(2)
add_two = l.test_add_two
try:
l.test_error_string.argtypes = [c_byte]
l.test_error_string.restype = c_char_p
except:
print("Couldn't find exported function 'test_error_string'")
exit(2)
def test(test_name: "", res: Res, param=[], expected_result = "", expected_error = E_None):
had_error = False
r = None
if res.err != expected_error:
error_type = l.test_error_string(res.err).decode('utf-8')
error_loc = res.res.decode('utf-8')
error_string = "{}: '{}' error in '{}'".format(test_name, error_type, error_loc)
if len(param):
error_string += " with params {}".format(param)
print(error_string, flush=True)
had_error = True
elif res.err == E_None:
try:
r = res.res.decode('utf-8')
except:
pass
r = eval(res.res)
if r != expected_result:
error_string = "{}: Result was '{}', expected '{}'".format(test_name, r, expected_result)
if len(param):
error_string += " with params {}".format(param)
print(error_string, flush=True)
had_error = True
return had_error
def test_add_two(a = 0, b = 0, radix = 10, expected_result = "", expected_error = E_None):
res = add_two(str(a).encode('utf-8'), str(b).encode('utf-8'), radix)
return test("test_add_two", res, [str(a), str(b), radix], expected_result, expected_error)
ADD_TESTS = [
[ 1234, 5432, 10,
6666, E_None, ],
[ 1234, 5432, 110,
6666, E_Invalid_Argument, ],
]
if __name__ == '__main__':
print("---- core:math/big tests ----")
print()
count_pass = 0
count_fail = 0
for t in ADD_TESTS:
res = test_add_two(*t)
if res:
count_fail += 1
else:
count_pass += 1
print("ADD_TESTS: {} passes, {} failures.".format(count_pass, count_fail))