add integration test for imports

.github/workflows/integrationTest.yml

@@ -0,0 +1,18 @@
+name: Test_Integration
+on:
+  push:
+    branches: [master]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out repository code
+        uses: actions/checkout@v2
+      - name: Run changed files through test script
+        run: |
+          npm i
+          npm install -g ts-node
+          ts-node ${{ github.workspace }}/.github/workflows/testImports.ts
+        env:
+          ETHEREUM_RPC: ETHEREUM_RPC

.github/workflows/testImports.ts

@@ -0,0 +1,9 @@
+import { readdirSync } from "fs"
+
+function getDirectories(source: string) {
+    return readdirSync(source, { withFileTypes: true })
+        .map(dirent => dirent.name)
+}
+
+const emission_keys = getDirectories(`./protocols`)
+Promise.all(emission_keys.map(k=>import(`../../protocols/${k}`)))