[test] lr_find with bs_scale

[s-rog]

What does this PR do?

add test for #4688
(should have included this with 4688, apologies)

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[codecov]

Codecov Report

Merging #6422 (6014111) into master (523c59b) will decrease coverage by 2%.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master   #6422    +/-   ##
=======================================
- Coverage      94%     92%    -2%     
=======================================
  Files         161     161            
  Lines       11497   11390   -107     
=======================================
- Hits        10753   10426   -327     
- Misses        744     964   +220     

[pep8speaks]

Hello @s-rog! Thanks for updating this PR.

There are currently no PEP 8 issues detected in this Pull Request. Cheers! 🍻

Comment last updated at 2021-03-12 01:22:30 UTC

[tchaton]

LGTM !