Prerequisites for reusing `.pattern_tests_template` in Hived and HAF-apps CI

templates/test_jobs.gitlab-ci.yml

@@ -129,10 +129,14 @@ variables:
 .comparison_tests_template:
   extends: .haf_app_pattern_tests_template
   variables:
+    COMPARISON_TESTS_DIR: ""  # Must be specified by derived job
+
     HIVED_ENDPOINT: hived-instance:8091
     JUNIT_REPORT: "comparsion_tests.xml"
+
   services:
     - !reference [.hived_pattern_tests_template, services]
     - !reference [.haf_app_pattern_tests_template, services]
   script:
+    - cd "${COMPARISON_TESTS_DIR}"
     - pytest -n 8 --junitxml="${JUNIT_REPORT}" --ref http://$HIVED_ENDPOINT --test http://$TESTED_ENDPOINT --start 4900000 --stop 4915000