diff options
Diffstat (limited to 'test/sca/test_rpa_context.py')
| -rw-r--r-- | test/sca/test_rpa_context.py | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/test/sca/test_rpa_context.py b/test/sca/test_rpa_context.py index 7520516..44eea5b 100644 --- a/test/sca/test_rpa_context.py +++ b/test/sca/test_rpa_context.py @@ -9,7 +9,6 @@ from pyecsca.ec.formula import ( DoublingFormula, ScalingFormula, ) -from pyecsca.ec.mod import Mod from pyecsca.ec.mult import ( LTRMultiplier, BinaryNAFMultiplier, @@ -85,9 +84,10 @@ def test_precomp(secp128r1, add, dbl, neg, scale): def test_window(secp128r1, add, dbl, neg): mult = WindowNAFMultiplier(add, dbl, neg, 3, precompute_negation=True) - with local(MultipleContext()): + with local(MultipleContext()) as ctx: mult.init(secp128r1, secp128r1.generator) mult.multiply(5) + assert ctx.precomp def test_ladder(curve25519): @@ -111,3 +111,20 @@ def test_ladder(curve25519): dadd_mult.multiply(1339278426732672313) muls = list(ctx.points.values()) assert muls[-2] == 1339278426732672313 + + +def test_keep_base(secp128r1, add, dbl): + mult = LTRMultiplier( + add, + dbl, + always=False, + complete=False, + short_circuit=True, + ) + + with local(MultipleContext(keep_base=True)) as ctx: + mult.init(secp128r1, secp128r1.generator) + r = mult.multiply(5) + mult.init(secp128r1, r) + mult.multiply(10) + assert 50 in ctx.points.values() |