Add timezone fixture

[Baptouuuu]

Fix #27

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 99.92%. Comparing base (147cd93) to head (99075ec).
⚠️ Report is 6 commits behind head on develop.

Additional details and impacted files

@@            Coverage Diff             @@
##             develop      #29   +/-   ##
==========================================
  Coverage      99.92%   99.92%           
- Complexity       751      752    +1     
==========================================
  Files             56       57    +1     
  Lines           2505     2531   +26     
==========================================
+ Hits            2503     2529   +26     
  Misses             2        2           

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