tests: add the tests for $URL

[divine]

🔗 Linked issue

❓ Type of change

• 📖 Documentation (updates to the documentation, readme, or JSdoc annotations)
• 🐞 Bug fix (a non-breaking change that fixes an issue)
• 👌 Enhancement (improving an existing functionality like performance)
• ✨ New feature (a non-breaking change that adds functionality)
• 🧹 Chore (updates to the build process or auxiliary tools and libraries)
• ⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

Add the tests for $URL

📝 Checklist

• I have linked an issue or discussion.
• I have updated the documentation accordingly.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (c11fdf7) 95.27% compared to head (2264add) 98.38%.
Report is 11 commits behind head on main.

❗ Current head 2264add differs from pull request most recent head 69c9650. Consider uploading reports for the commit 69c9650 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #197      +/-   ##
==========================================
+ Coverage   95.27%   98.38%   +3.11%     
==========================================
  Files           7        7              
  Lines         867      867              
  Branches      187      200      +13     
==========================================
+ Hits          826      853      +27     
+ Misses         41       14      -27     

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[pi0]

Thanks!