Expand tools coverage and remove unused adjusters

[gersonfs]

Não encontrei usos para o metodo adjustingStrings . Decidi remover mas caso vc saiba de algum uso podemos colocar de volta.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 91.48%. Comparing base (e1ad0ad) to head (f0e9c82).
⚠️ Report is 3 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #1325      +/-   ##
============================================
+ Coverage     90.53%   91.48%   +0.95%     
+ Complexity     1685     1677       -8     
============================================
  Files            53       53              
  Lines         12001    11985      -16     
============================================
+ Hits          10865    10965     +100     
+ Misses         1136     1020     -116     

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