Tested with dateutil timezones

[mtrd3v]

This PR will fix the issue #691.

[coveralls]

Pull Request Test Coverage Report for Build 11329186809

Details

• 20 of 38 (52.63%) changed or added relevant lines in 1 file are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage decreased (-0.5%) to 96.882%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
src/icalendar/timezone/dateutil.py	20	38	52.63%

Totals
Change from base Build 11317448813:	-0.5%
Covered Lines:	3520
Relevant Lines:	3630

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💛 - Coveralls

[niccokunzmann]

Hi, thanks for submitting this. Please add the test fixture param so that all tests also run with this timezone provider. I will hesitate to ship untested code and claim that it would work.

• parametrize tests
  

  icalendar/src/icalendar/tests/conftest.py

  Line 235 in 8cd6823

  def pytest_generate_tests(metafunc):

• add documentation on how to switch to dateutil
• add tests to make sure edge cases are considered (I do not know which ones these are)

[mtrd3v]

We are currently working on it. Will do that!

[niccokunzmann]

Have fun! I will be back tomorrow possibly :)

[niccokunzmann]

If you need any help or you would like a review, please do not hesitate to notify us here. Thanks for the work!