Improve coverage for LineRange test

[uhafner]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.10%. Comparing base (b7cc33b) to head (20b2b4d).
Report is 76 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff              @@
##               main     #936      +/-   ##
============================================
+ Coverage     88.88%   89.10%   +0.21%     
- Complexity      178      180       +2     
============================================
  Files            11       11              
  Lines           711      716       +5     
  Branches         90       92       +2     
============================================
+ Hits            632      638       +6     
  Misses           62       62              
+ Partials         17       16       -1     

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[github-actions]

☀️ Quality Monitor

• 🚦 Tests: 95 tests passed, 2 skipped
• 👣 Code Coverage: 92% coverage achieved
• 🔬 Mutation Coverage: 80% mutations killed
• ⚠️ Style: No warnings found
• 🐛 Bugs: No warnings found

More details are available in the GitHub Checks Result.