add: run automated tests via github actions

.github/workflows/run_test.yaml

@@ -0,0 +1,22 @@
+name: run tests
+on: push
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: print cur dir
+        run: pwd
+
+      - name: setup circom
+        run: |
+          chmod +x ./scripts/setup_circom.sh
+          ./scripts/setup_circom.sh
+
+      - name: Install modules
+        run:  npm install
+
+      - name: Run tests
+        run: npm run test

package.json

@@ -8,7 +8,7 @@
   "scripts": {
     "build": "tsc --project tsconfig.json && cp -r src/vendors dist/vendors",
     "clean": "rm -rf dist types",
-    "test": "echo 1"
+    "test": "jest"
   },
   "keywords": [
     "circom",

scripts/setup_circom.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+# exit on error
+set -e
+
+curl --proto '=https' --tlsv1.2 https://sh.rustup.rs -sSf | sh -s -- -y
+git clone https://github.com/iden3/circom.git
+cd circom
+cargo build --release
+cargo install --path circom
+
+npm install -g snarkjs