Add selenium to github actions

.github/workflows/ci.yml

@@ -153,3 +153,125 @@ jobs:
         with:
           file: coverage/lcov.info
           fail_ci_if_error: true
+
+  selenium-tests:
+    runs-on: ubuntu-latest
+
+    services:
+      # Label used to access the service container
+      db:
+        # Docker Hub image
+        image: postgres:11.6
+        # Set health checks to wait until postgres has started
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+        env:
+          POSTGRES_USER: postgres
+          POSTGRES_PASSWORD: postgres
+          POSTGRES_DB: postgres
+        ports:
+          - 5432:5432
+
+      redis:
+        image: redis:5.0.8
+        ports:
+          - 6379:6379
+
+      elastic:
+        image: docker.elastic.co/elasticsearch/elasticsearch:6.7.1
+        env:
+          network.host: "0.0.0.0"
+          http.cors.enabled: "true"
+          http.cors.allow-origin: "*"
+          rest.action.multi.allow_explicit_index: "false"
+          ES_JAVA_OPTS: -Xms512m -Xmx512m"
+        ports:
+          - 9200:9200
+
+      hub:
+        image: selenium/hub:3.141.59-mercury
+        env:
+          GRID_TIMEOUT: '3600'
+        ports:
+          - 4444:4444
+
+      chrome:
+        image: selenium/node-chrome:3.141.59-mercury
+        env:
+          HUB_PORT_4444_TCP_ADDR: 'hub'
+          HUB_PORT_4444_TCP_PORT: 4444
+        ports:
+          - 5555:5555
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Apt install
+        run: cat Aptfile | sudo xargs apt-get install
+
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: "3.7"
+
+      - id: cache
+        uses: actions/cache@v1
+        with:
+          path: ~/.cache/pip
+          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt', '**/test_reqirements.txt') }}
+          restore-keys: |
+            ${{ runner.os }}-pip-
+
+      - name: Install dependencies
+        run: pip install -r requirements.txt -r test_requirements.txt
+
+      # You must also add the Configure sysctl limits step, otherwise Elasticsearch will not be able to boot.
+      - name: Configure sysctl limits
+        run: |
+          sudo swapoff -a
+          sudo sysctl -w vm.swappiness=1
+          sudo sysctl -w fs.file-max=262144
+          sudo sysctl -w vm.max_map_count=262144
+
+      - name: Runs Elasticsearch
+        uses: elastic/elastic-github-actions/elasticsearch@master
+        with:
+          stack-version: 6.7.1
+
+      - name: Set up NodeJS
+        uses: actions/setup-node@v2-beta
+        with:
+          node-version: "10.15.1"
+
+      - name: Install JS dependencies
+        run: yarn install --frozen-lockfile --ignore-engines --prefer-offline
+
+      - name: Build javascript bundle
+        run: |
+          NODE_ENV=production ./webpack_if_prod.sh
+
+      - name: Tests
+        run: |
+          export MEDIA_ROOT="$(mktemp -d)"
+          sudo mkdir /var/media
+          sudo chown -R $USER:$USER /var/media
+          pytest ./selenium_tests
+        env:
+          DEBUG: 'False'
+          NODE_ENV: 'production'
+          DATABASE_URL: postgres://postgres:postgres@localhost:5432/postgres
+          MICROMASTERS_SECURE_SSL_REDIRECT: 'False'
+          MICROMASTERS_DB_DISABLE_SSL: 'True'
+          ELASTICSEARCH_URL: localhost:9200
+          CELERY_TASK_ALWAYS_EAGER: 'True'
+          BROKER_URL: redis://localhost:6379/4
+          CELERY_RESULT_BACKEND: redis://localhost:6379/4
+
+      - name: Upload coverage to CodeCov
+        uses: codecov/codecov-action@v1
+        with:
+          file: ./coverage.xml
+          fail_ci_if_error: true