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from ast import parse
from unittest import TestCase
from parameterized import parameterized
from pyecsca.ec.mod import Mod
from pyecsca.ec.op import CodeOp, OpType
class OpTests(TestCase):
@parameterized.expand([
("add", "x = a+b", "x = a+b", OpType.Add),
("sub", "x = a-b", "x = a-b", OpType.Sub),
("mul", "y = a*b", "y = a*b", OpType.Mult),
("div", "z = a/b", "z = a/b", OpType.Div),
("inv", "z = 1/b", "z = 1/b", OpType.Inv),
("pow", "b = a**d", "b = a^d", OpType.Pow),
("sqr", "b = a**2", "b = a^2", OpType.Sqr),
("id1", "b = 7", "b = 7", OpType.Id),
("id2", "b = a", "b = a", OpType.Id),
])
def test_str(self, name, module, result, op_type):
code = parse(module, mode="exec")
op = CodeOp(code)
self.assertEqual(str(op), result)
self.assertEqual(op.operator, op_type)
@parameterized.expand([
("add", "x = a+b", {"a": Mod(5, 21), "b": Mod(7, 21)}, Mod(12, 21)),
("sub", "x = a-b", {"a": Mod(7, 21), "b": Mod(5, 21)}, Mod(2, 21))
])
def test_call(self, name, module, locals, result):
code = parse(module, mode="exec")
op = CodeOp(code)
res = op(**locals)
self.assertEqual(res, result)
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