test: added basic tests

packages/circuits/helpers/remove-soft-line-breaks.circom

@@ -1,7 +1,7 @@
 pragma circom 2.1.6;
 
-include "circomlib/comparators.circom";
-include "circomlib/mux1.circom";
+include "circomlib/circuits/comparators.circom";
+include "circomlib/circuits/mux1.circom";
 
 template QuinSelector(array_length) {
     signal input array[array_length];
@@ -50,9 +50,6 @@ template RemoveSoftLineBreaks(encoded_length, decoded_length) {
     signal r_dec[decoded_length];
     signal sum_dec[decoded_length];
 
-    r_enc[0] <== 1;
-    r_dec[0] <== 1;
-
     // Helper components
     component mux_enc[encoded_length];
 
@@ -102,6 +99,7 @@ template RemoveSoftLineBreaks(encoded_length, decoded_length) {
     }
 
     // Calculate powers of r for encoded
+    r_enc[0] <== 1;
     for (var i = 1; i < encoded_length; i++) {
         mux_enc[i] = Mux1();
         mux_enc[i].c[0] <== r_enc[i - 1] * r;
@@ -111,6 +109,7 @@ template RemoveSoftLineBreaks(encoded_length, decoded_length) {
     }
 
     // Calculate powers of r for decoded
+    r_dec[0] <== 1;
     for (var i = 1; i < decoded_length; i++) {
         r_dec[i] <== r_dec[i - 1] * r;
     }
@@ -129,12 +128,4 @@ template RemoveSoftLineBreaks(encoded_length, decoded_length) {
 
     // Check if rlc for decoded is equal to rlc for encoded
     is_valid <== IsEqual()([ sum_enc[encoded_length - 1], sum_dec[decoded_length - 1]]);
-}
-
-component main = RemoveSoftLineBreaks(17, 11);
-
-/* INPUT = {
-    "encoded": [115, 101, 115, 58, 61, 13, 10, 45, 32, 83, 114, 101, 97, 107, 61, 13, 10],
-    "decoded": [115, 101, 115, 58, 45, 32, 83, 114, 101, 97, 107],
-    "r": 69
-} */
+}

packages/circuits/tests/remove-soft-line-breaks.test.ts

@@ -0,0 +1,56 @@
+import { wasm as wasm_tester } from "circom_tester";
+import path from "path";
+
+describe("RemoveSoftLineBreaks", () => {
+    let circuit: any;
+
+    beforeAll(async () => {
+        circuit = await wasm_tester(
+            path.join(
+                __dirname,
+                "./test-circuits/remove-soft-line-breaks-test.circom"
+            ),
+            {
+                recompile: true,
+                include: path.join(__dirname, "../../../node_modules"),
+                output: path.join(__dirname, "./compiled-test-circuits"),
+            }
+        );
+    });
+
+    it("should correctly remove soft line breaks", async () => {
+        const input = {
+            encoded: [
+                115, 101, 115, 58, 61, 13, 10, 45, 32, 83, 114, 101, 97, 107,
+                61, 13, 10,
+            ],
+            decoded: [115, 101, 115, 58, 45, 32, 83, 114, 101, 97, 107],
+            r: 69,
+        };
+
+        const witness = await circuit.calculateWitness(input);
+        await circuit.checkConstraints(witness);
+
+        await circuit.assertOut(witness, {
+            is_valid: 1,
+        });
+    });
+
+    it("should fail when decoded input is incorrect", async () => {
+        const input = {
+            encoded: [
+                115, 101, 115, 58, 61, 13, 10, 45, 32, 83, 114, 101, 97, 107,
+                61, 13, 10,
+            ],
+            decoded: [115, 101, 115, 58, 45, 32, 83, 114, 101, 97, 108], // Changed last character
+            r: 69,
+        };
+
+        const witness = await circuit.calculateWitness(input);
+        await circuit.checkConstraints(witness);
+
+        await circuit.assertOut(witness, {
+            is_valid: 0,
+        });
+    });
+});

packages/circuits/tests/test-circuits/remove-soft-line-breaks-test.circom

@@ -0,0 +1,5 @@
+pragma circom 2.1.6;
+
+include "../../helpers/remove-soft-line-breaks.circom";
+
+component main = RemoveSoftLineBreaks(17, 11);