tests: add tests for SHA1

[vil02]

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Describe your change:

This PR adds test for SHA1. The test data comes from wikipeda or was verified with http://www.sha1-online.com/

• Add missing tests.

Checklist:

• I have read CONTRIBUTING.md.
• This pull request is all my own work -- I have not plagiarized.
• I know that pull requests will not be merged if they fail the automated tests.
• This PR only changes one algorithm file. To ease review, please open separate PRs for separate algorithms.
• All new JavaScript files are placed inside an existing directory.
• All filenames should use the UpperCamelCase (PascalCase) style. There should be no spaces in filenames.
  Example:UserProfile.js is allowed but userprofile.js,Userprofile.js,user-Profile.js,userProfile.js are not
• If this pull request resolves one or more open issues then the commit message contains Fixes: #{$ISSUE_NO}.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (cf00041) 81.55% compared to head (9c5e0e4) 82.44%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1602      +/-   ##
==========================================
+ Coverage   81.55%   82.44%   +0.89%     
==========================================
  Files         377      377              
  Lines       19747    19747              
  Branches     2865     2884      +19     
==========================================
+ Hits        16105    16281     +176     
+ Misses       3642     3466     -176     

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[appgurueu]

Otherwise fine.