1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
package nizk
import (
"testing"
. "kesim.org/seal/common"
)
func TestStage1Simple(t *testing.T) {
id := Curve.RandomScalar()
b1 := NewBit(id, true)
b2 := NewBit(id, false)
c1 := b1.StageCommit()
c2 := b2.StageCommit()
r1, pr1 := b1.RevealStage1(c1.X, c2.X)
r2, pr2 := b2.RevealStage1(c2.X)
if !b1.Commitment.VerifyStage1(c1, r1, pr1) {
t.Fatal("Could not verify st1 with c1 and pr1, plus=true case")
}
if !b2.Commitment.VerifyStage1(c2, r2, pr2) {
t.Fatal("Could not verify st2 with c2 and pr2, plus=false case")
}
// Wrong proof test
if b1.Commitment.VerifyStage1(c1, r1, pr2) {
t.Fatal("Shouldn't be able to verify c1 with pr2")
}
}
func TestStage1FromScalars(t *testing.T) {
var id, α, β, x, r *Scalar
for _, s := range []**Scalar{&id, &α, &β, &x, &r} {
*s = Curve.RandomScalar()
}
b1 := NewBitFromScalars(id, true, α, β)
b2 := NewBitFromScalars(id, false, α, β)
c1 := b1.StageFromScalars(r, x)
c2 := b2.StageFromScalars(x, r)
r1, pr1 := b1.RevealStage1(c1.X)
r2, pr2 := b2.RevealStage1(c2.X)
if !b1.Commitment.VerifyStage1(c1, r1, pr1) {
t.Fatal("Could not verify st1 with c1 and pr1, plus=true case")
}
if !b2.Commitment.VerifyStage1(c2, r2, pr2) {
t.Fatal("Could not verify st2 with c2 and pr2, plus=false case")
}
// Wrong proof test
if b2.Commitment.VerifyStage1(c1, r1, pr2) ||
b1.Commitment.VerifyStage1(c2, r2, pr2) ||
b2.Commitment.VerifyStage1(c1, r1, pr2) ||
b2.Commitment.VerifyStage1(c2, r2, pr1) {
t.Fatal("Shouldn't be able to verify bc_i with c_j or pr_j")
}
}
|
