MQE-2429: [GitHub Issue # 810] MFTF 2.x incompatibility with PHP XDebug

- enable Functional Tests build
- fixes #810

Author: okolesnyk

.github/workflows/main.yml

@@ -113,4 +113,40 @@ jobs:
       - name: Run tests
         run: bin/static-checks
 
+  functional-tests:
+    name: Functional Tests
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        php-versions: ['7.1', '7.2', '7.3']
+
+    services:
+      chrome:
+        image: selenium/standalone-chrome:3.141.59-zirconium
+        ports:
+          - 4444:4444
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@master
+        with:
+          php-version: ${{ matrix.php-versions }}
+          extensions: curl, dom, intl, json, openssl
 
+      - name: Cache Composer packages
+        id: composer-cache
+        uses: actions/cache@v2
+        with:
+          path: vendor
+          key: ${{ runner.os }}-php-${{ hashFiles('**/composer.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-php-
+
+      - name: Install dependencies
+        if: steps.composer-cache.outputs.cache-hit != 'true'
+        run: composer install --prefer-dist --no-progress --no-suggest
+
+      - name: Run tests
+        run: bin/functional

bin/functional

@@ -0,0 +1,11 @@
+# Copyright © Magento, Inc. All rights reserved.
+# See COPYING.txt for license details.
+
+set -e
+
+echo "==============================="
+echo "   EXECUTE Functional Tests    "
+echo "==============================="
+bin/mftf build:project
+bin/mftf run:test DeprecatedDevDocsTest -f
+bin/mftf run:test DevDocsTest -f