DragonX/librustzcash
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Rearranged tests, added XOR example.

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This commit is contained in:
Sean Bowe
2015-12-26 10:18:44 -07:00
parent ab33ff017b
commit 86146ddad7
3 changed files with 65 additions and 17 deletions
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17
src/main.rs
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@@ -6,11 +6,20 @@ use tinysnark::{Proof, Keypair, FieldT, LinearTerm, ConstraintSystem};
fn main() {
tinysnark::init();
let mut cs = ConstraintSystem::new(1, 2);
let mut cs = ConstraintSystem::new(2, 1);
// xor
// (2*b) * c = b+c - a
cs.add_constraint(
&[LinearTerm{coeff: FieldT::one(), index: 2}],
&[LinearTerm{coeff: FieldT::from(2), index: 2}],
&[LinearTerm{coeff: FieldT::one(), index: 3}],
&[LinearTerm{coeff: FieldT::one(), index: 1}]
&[LinearTerm{coeff: FieldT::one(), index: 2},
LinearTerm{coeff: FieldT::one(), index: 3},
LinearTerm{coeff: -FieldT::one(), index: 1}]
);
assert!(cs.test(&[100.into()], &[10.into(), 10.into()]));
let prompt = [0.into(), 1.into()];
let solution = [1.into()];
assert!(cs.test(&prompt, &solution));
let kp = Keypair::new(&cs);
let proof = Proof::new(&kp, &prompt, &solution);
assert!(proof.verify(&kp, &prompt));
}