Issue #3515487 by jonathan1055, fjgarlin: Skipped tests should fail job. Use...

Issue #3515487 by jonathan1055, fjgarlin: Skipped tests should fail job. Use _PHPUNIT_CONCURRENT=1 for Max PHP variant

.gitlab-ci.yml

@@ -94,6 +94,12 @@ phpunit:
         sed -i "s#assertTrue(TRUE#assertTrue(FALSE#g" tests/src/Functional/GitlabTemplatesDownstreamOneTest.php
         cat tests/src/Functional/GitlabTemplatesDownstreamOneTest.php
       fi
+    # Add --fail-on-skipped when running phpunit directly.
+    - if [[ $_PHPUNIT_CONCURRENT == 0 ]]; then _PHPUNIT_EXTRA="$_PHPUNIT_EXTRA --fail-on-skipped"; fi
+
+phpunit (max PHP version):
+  variables:
+    _PHPUNIT_CONCURRENT: 1
 
 nightwatch:
   before_script: