Add tests for frequency matchingStrategy search parameter

[Nymuxyzo]

Pull Request

Related issue

Fixes #545

What does this PR do?

• ...

PR checklist

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• Does this PR fix an existing issue, or have you listed the changes applied in the PR description (and why they are needed)?
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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (6f2cbc2) to head (48276a7).
Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##              main      #548   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           10        10           
  Lines          677       677           
=========================================
  Hits           677       677           

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[curquiza]

thank youuuuu

bors merge

[meili-bors]

Build succeeded:

• integration-tests (ruby 3.1)
• integration-tests (ruby 3.2)
• integration-tests (ruby 3.3)
• linter-check