Issue #3368741: Drush build test symlinks drush and only passes because it loads classes not in build test project

drupalci.yml

@@ -20,10 +20,33 @@ build:
       # halt-on-fail can be set on the run_tests tasks in order to fail fast.
       # suppress-deprecations is false in order to be alerted to usages of
       # deprecated code.
+      run_tests.phpunit:
+        types: 'PHPUnit-Unit'
+        testgroups: '--all'
+        suppress-deprecations: false
+        halt-on-fail: false
+      run_tests.kernel:
+        types: 'PHPUnit-Kernel'
+        testgroups: '--all'
+        suppress-deprecations: false
+        halt-on-fail: false
       run_tests.build:
         # Limit concurrency due to disk space concerns.
         concurrency: 15
         types: 'PHPUnit-Build'
-        testgroups: '--class "Drupal\Tests\automatic_updates\Build\CoreUpdateTest"'
+        testgroups: '--all'
+        suppress-deprecations: false
+        halt-on-fail: false
+      run_tests.functional:
+        types: 'PHPUnit-Functional'
+        testgroups: '--all'
+        suppress-deprecations: false
+        halt-on-fail: false
+      # Functional JavaScript tests require a concurrency of 1 because there is
+      # only one instance of PhantomJS on the testbot machine.
+      run_tests.javascript:
+        concurrency: 1
+        types: 'PHPUnit-FunctionalJavascript'
+        testgroups: '--all'
         suppress-deprecations: false
         halt-on-fail: false