Add proper node testing

Signed-off-by: John Molakvoæ (skjnldsv) <skjnldsv@protonmail.com>

.github/workflows/node-tests.yml

@@ -0,0 +1,91 @@
+name: Node
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+      - stable*
+
+jobs:
+  versions:
+    runs-on: ubuntu-latest
+    outputs:
+      nodeVersion: ${{ steps.versions.outputs.nodeVersion }}
+      npmVersion: ${{ steps.versions.outputs.npmVersion }}
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Read package.json node and npm engines version
+        uses: skjnldsv/read-package-engines-version-actions@v1.1
+        id: versions
+        with:
+          fallbackNode: '^12'
+          fallbackNpm: '^6'
+
+  test:
+    runs-on: ubuntu-latest
+    needs: versions
+    
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Set up node ${{ needs.versions.outputs.nodeVersion }}
+        uses: actions/setup-node@v2
+        with:
+          node-version: ${{ needs.versions.outputs.nodeVersion }}
+
+      - name: Set up npm ${{ needs.versions.outputs.npmVersion }}
+        run: npm i -g npm@"${{ needs.versions.outputs.npmVersion }}"
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Test
+        run: npm run test
+
+  jsunit:
+    runs-on: ubuntu-latest
+    needs: versions
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Set up node ${{ needs.versions.outputs.nodeVersion }}
+        uses: actions/setup-node@v2
+        with:
+          node-version: ${{ needs.versions.outputs.nodeVersion }}
+
+      # This test requires npm6 for some reason
+      # TODO: fix this and/or move away from jsunit
+      - name: Set up npm 6
+        run: npm i -g npm@^6
+
+      - name: Test
+        run: ./autotest-js.sh
+
+  handlebars:
+    runs-on: ubuntu-latest
+    needs: versions
+    
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Set up node ${{ needs.versions.outputs.nodeVersion }}
+        uses: actions/setup-node@v2
+        with:
+          node-version: ${{ needs.versions.outputs.nodeVersion }}
+
+      - name: Set up npm ${{ needs.versions.outputs.npmVersion }}
+        run: npm i -g npm@"${{ needs.versions.outputs.npmVersion }}"
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run compile
+        run: ./build/compile-handlebars-templates.sh