for loops

test/basiccases.js

@@ -0,0 +1,62 @@
+const path = require("path");
+
+const bigInt = require("big-integer");
+const c_tester = require("../index.js").c_tester;
+
+const __P__ = new bigInt("21888242871839275222246405745257275088548364400416034343698204186575808495617");
+
+
+async function doTest(circuit, testVectors) {
+    const cir = await c_tester(path.join(__dirname, "circuits", circuit));
+
+    for (let i=0; i<testVectors.length; i++) {
+        const w = await cir.calculateWitness(testVectors[i][0]);
+        await cir.assertOut(w, testVectors[i][1] );
+    }
+
+    await cir.release();
+}
+
+describe("basic cases", function () {
+    this.timeout(100000);
+    it("add", async () => {
+        await doTest(
+            "add.circom",
+            [
+                [{in: [0,0]}, {out: 0}],
+                [{in: [0,1]}, {out: 1}],
+                [{in: [1,2]}, {out: 3}],
+                [{in: [__P__.minus(1),1]}, {out: 0}],
+            ]
+        );
+    });
+    it("add constant", async () => {
+        await doTest(
+            "addconst1.circom",
+            [
+                [{in: 0}, {out: 15}],
+                [{in: 10}, {out: 25}],
+                [{in: __P__.minus(2)}, {out: 13}],
+            ]
+        );
+    });
+    it("for unrolled", async () => {
+        await doTest(
+            "forunrolled.circom",
+            [
+                [{in: 0}, {out: [0,1,2]}],
+                [{in: 10}, {out: [10, 11, 12]}],
+                [{in: __P__.minus(2)}, {out: [__P__.minus(2), __P__.minus(1), 0]}],
+            ]
+        );
+    });
+    it("for rolled", async () => {
+        await doTest(
+            "forrolled.circom",
+            [
+                [{in: 0}, {out: 0}],
+                [{in: 10}, {out: 10}],
+            ]
+        );
+    });
+});

test/circuits/add.circom

@@ -0,0 +1,9 @@
+
+template Add() {
+    signal input in[2];
+    signal output out;
+
+    out <== in[0] + in[1];
+}
+
+component main = Add();

test/circuits/addconst1.circom

@@ -0,0 +1,16 @@
+
+
+template AddConst(c) {
+    signal input in;
+    signal output out;
+    var a = 2;
+    var b = 3;
+    a=a+b;
+    a=a+4;
+    a=a+c;
+
+    out <== 5 + a + in;
+}
+
+// It should out <== in + 1+2+3+4+5 = in + 15
+component main = AddConst(1);

test/circuits/addin.json

@@ -0,0 +1 @@
+{"in":[1,2]}

test/circuits/forrolled.circom

@@ -0,0 +1,14 @@
+template ForRolled() {
+    signal input in;
+    signal output out;
+
+    var acc = 0;
+
+    for (var i=0; i<in; i = i+1) {
+        acc = acc + 1;
+    }
+
+    out <== acc;
+}
+
+component main = ForRolled();

test/circuits/forunrolled.circom

@@ -0,0 +1,10 @@
+template ForUnrolled(n) {
+    signal input in;
+    signal output out[n];
+
+    for (var i=0; i<n; i = i+1) {
+        out[i] <== in + i;
+    }
+}
+
+component main = ForUnrolled(3);

test/circuits/in.json

@@ -1 +1 @@
-{ "in1": 1, "in2": [2,3], "in3":[[4,5],[6,7],[8,9]] }
+{"in": 0}

test/circuits/out.json

@@ -0,0 +1,5 @@
+[
+ "1"
+,"0"
+,"0"
+]

test/inout.js

@@ -1,8 +1,7 @@
-const chai = require("chai");
 const path = require("path");
 
 const c_tester = require("../index.js").c_tester;
-const stringifyBigInts = require("snarkjs").stringifyBigInts;
+// const stringifyBigInts = require("snarkjs").stringifyBigInts;
 
 
 describe("inout test", function () {