Pedersen2 and BitPoints MulFix and MulAny

test/escalarmulany.js

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+const chai = require("chai");
+const path = require("path");
+const snarkjs = require("snarkjs");
+const compiler = require("circom");
+
+const assert = chai.assert;
+
+const bigInt = snarkjs.bigInt;
+
+
+function print(circuit, w, s) {
+    console.log(s + ": " + w[circuit.getSignalIdx(s)]);
+}
+
+describe("Escalarmul test", function () {
+    let circuitEMulAny;
+
+    this.timeout(100000);
+
+    let g = [
+        snarkjs.bigInt("17777552123799933955779906779655732241715742912184938656739573121738514868268"),
+        snarkjs.bigInt("2626589144620713026669568689430873010625803728049924121243784502389097019475")
+    ];
+
+    before( async() => {
+        const cirDefEMulAny = await compiler(path.join(__dirname, "circuits", "escalarmulany_test.circom"));
+        circuitEMulAny = new snarkjs.Circuit(cirDefEMulAny);
+        console.log("NConstrains Escalarmul any: " + circuitEMulAny.nConstraints);
+    });
+
+    it("Should generate Same escalar mul", async () => {
+
+        const w = circuitEMulAny.calculateWitness({"e": 1, "p": g});
+
+        assert(circuitEMulAny.checkWitness(w));
+
+        const xout = w[circuitEMulAny.getSignalIdx("main.out[0]")];
+        const yout = w[circuitEMulAny.getSignalIdx("main.out[1]")];
+
+        assert(xout.equals(g[0]));
+        assert(yout.equals(g[1]));
+    });
+
+    it("If multiply by order should return 0", async () => {
+
+        const r = bigInt("2736030358979909402780800718157159386076813972158567259200215660948447373041");
+        const w = circuitEMulAny.calculateWitness({"e": r, "p": g});
+
+        assert(circuitEMulAny.checkWitness(w));
+
+        const xout = w[circuitEMulAny.getSignalIdx("main.out[0]")];
+        const yout = w[circuitEMulAny.getSignalIdx("main.out[1]")];
+
+        assert(xout.equals(bigInt.zero));
+        assert(yout.equals(bigInt.one));
+    });
+
+});
+