fix/add parser load test

[jurgenvinju]

• started on new test for stored parser usage during import
• fixing

Fixes #2721

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 46%. Comparing base (586b096) to head (67cb5e9).
⚠️ Report is 8 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##              main   #2729   +/-   ##
=======================================
  Coverage       46%     46%           
- Complexity    6680    6711   +31     
=======================================
  Files          795     795           
  Lines        65916   65916           
  Branches      9883    9883           
=======================================
+ Hits         30723   30811   +88     
+ Misses       32808   32718   -90     
- Partials      2385    2387    +2     

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud