PrivateBin/test/bn_test.js
2011-04-20 17:50:23 -07:00

68 lines
1.5 KiB
JavaScript

new sjcl.test.TestCase("Bignum modular reduction test", function (cb) {
if (!sjcl.bn) {
this.unimplemented();
cb && cb();
return;
}
var a, N, r;
for (i=0; i < sjcl.test.vector.bn_mod.length; i++) {
tv = sjcl.test.vector.bn_mod[i];
try {
a = new sjcl.bn(tv.a);
N = new sjcl.bn(tv.N);
r = a.mod(N);
this.require(r.equals(new sjcl.bn(tv.r)));
} catch(e) {
this.fail(e);
}
}
cb && cb();
});
new sjcl.test.TestCase("Bignum modular multiplication test", function (cb) {
if (!sjcl.bn) {
this.unimplemented();
cb && cb();
return;
}
var a, b, N, r;
for(var j=0;j<10;j++)for (i=0; i < sjcl.test.vector.bn_mulmod.length; i++) {
tv = sjcl.test.vector.bn_mulmod[i];
try {
a = new sjcl.bn(tv.a);
b = new sjcl.bn(tv.b);
N = new sjcl.bn(tv.N);
r = a.mulmod(b, N);
this.require(r.equals(new sjcl.bn(tv.r)));
} catch(e) {
this.fail(e);
}
}
cb && cb();
});
new sjcl.test.TestCase("Bignum modular exponentiation test", function (cb) {
if (!sjcl.bn) {
this.unimplemented();
cb && cb();
return;
}
var i, tv, g, x, N, v;
for (i=0; i < sjcl.test.vector.bn_powermod.length; i++) {
tv = sjcl.test.vector.bn_powermod[i];
try {
g = new sjcl.bn(tv.g);
x = new sjcl.bn(tv.x);
N = new sjcl.bn(tv.N);
v = g.powermod(x, N);
this.require(v.equals(new sjcl.bn(tv.v)));
} catch(e) {
this.fail(e);
}
}
cb && cb();
});