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Change some tests to use new API

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Henry & Isis 2017-02-20 03:15:08 -08:00 committed by Henry de Valence
parent db17dc4b78
commit 375d326e75
1 changed files with 11 additions and 27 deletions
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38
src/decaf.rs
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@ -266,47 +266,31 @@ mod test {
#[test]
fn test_decaf_basepoint_roundtrip() {
// XXX fix up this test
let bp = BASE_CMPRSSD.decompress().unwrap();
let bp_decaf = DecafPoint(bp).compress();
let bp_recaf = bp_decaf.decompress().unwrap().0;
let diff = &bp - &bp_recaf;
let diff2 = diff.double();
let diff4 = diff2.double();
//println!("bp {:?}", bp);
//println!("bp_decaf {:?}", bp_decaf);
//println!("bp_recaf {:?}", bp_recaf);
//println!("diff {:?}", diff.compress());
//println!("diff2 {:?}", diff2.compress());
//println!("diff4 {:?}", diff4.compress());
let bp_compressed_decaf = DecafPoint::basepoint().compress();
let bp_recaf = bp_compressed_decaf.decompress().unwrap().0;
// Check that bp_recaf differs from bp by a point of order 4
let diff = &ExtendedPoint::basepoint() - &bp_recaf;
let diff4 = diff.mult_by_pow_2(4);
assert_eq!(diff4.compress(), ExtendedPoint::identity().compress());
}
#[test]
fn test_decaf_four_torsion_basepoint() {
//println!("");
let bp = BASE_CMPRSSD.decompress().unwrap();
let bp_decaf = DecafPoint(bp).compress();
//println!("orig, {:?}", bp.compress());
let bp = DecafPoint::basepoint();
for i in (0..8).filter(|x| x % 2 == 0) {
let Q = &bp + &constants::EIGHT_TORSION[i];
//println!("{}, {:?}", i, Q.compress());
assert_eq!(DecafPoint(Q).compress(), bp_decaf);
let Q = &bp + &DecafPoint(constants::EIGHT_TORSION[i]);
assert_eq!(Q, bp);
}
}
#[test]
fn test_decaf_four_torsion_random() {
//println!("");
let mut rng = OsRng::new().unwrap();
let s = Scalar::random(&mut rng);
let P = ExtendedPoint::basepoint_mult(&s);
let P_decaf = DecafPoint(P).compress();
//println!("orig, {:?}", P.compress());
let P = DecafPoint::basepoint_mult(&s);
for i in (0..8).filter(|x| x % 2 == 0) {
let Q = &P + &constants::EIGHT_TORSION[i];
//println!("{}, {:?}", i, Q.compress());
assert_eq!(DecafPoint(Q).compress(), P_decaf);
let Q = &P + &DecafPoint(constants::EIGHT_TORSION[i]);
assert_eq!(Q, P);
}
}
}