build: migrate unit tests to GitHub Actions (#1870)

.github/workflows/ci.yml

@@ -0,0 +1,69 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+    types: [opened, reopened]
+
+jobs:
+  install:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Use Node.js
+        uses: actions/setup-node@v1
+        with:
+          node-version: '12.x'
+      - name: Cache Node.js modules
+        uses: actions/cache@v2
+        with:
+          # npm cache files are stored in `~/.npm` on Linux/macOS
+          path: ~/.npm
+          key: ${{ runner.OS }}-node-${{ hashFiles('**/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.OS }}-node-
+            ${{ runner.OS }}-
+      - run: npm ci
+
+  test-frontend:
+    needs: install
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Use Node.js
+        uses: actions/setup-node@v1
+        with:
+          node-version: '12.x'
+      - name: Load Node.js modules
+        uses: actions/cache@v2
+        with:
+          # npm cache files are stored in `~/.npm` on Linux/macOS
+          path: ~/.npm
+          key: ${{ runner.OS }}-node-${{ hashFiles('**/package-lock.json') }}
+      - run: npm ci
+      - run: npm run test-frontend
+
+  test-backend:
+    needs: install
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Use Node.js
+        uses: actions/setup-node@v1
+        with:
+          node-version: '12.x'
+      - name: Load Node.js modules
+        uses: actions/cache@v2
+        with:
+          # npm cache files are stored in `~/.npm` on Linux/macOS
+          path: ~/.npm
+          key: ${{ runner.OS }}-node-${{ hashFiles('**/package-lock.json') }}
+      - run: npm ci
+      - run: npm run test-backend
+      - name: Coveralls
+        uses: coverallsapp/github-action@master
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}

.travis.yml

@@ -36,19 +36,7 @@ jobs:
           name: build
           paths: .
     - stage: Tests
-      name: Frontend tests
-      workspaces:
-        use: build
-      script:
-        - npm run test-frontend
-    - name: Backend tests
-      workspaces:
-        use: build
-      script:
-        - npm run test-backend
-      after_success:
-        - cat ./coverage/lcov.info | ./node_modules/coveralls/bin/coveralls.js
-    - name: End-to-end tests
+      name: End-to-end tests
       workspaces:
         use: build
       addons: