Check behavior of os_file_system FileEntryExistsByPathSpec on broken link

[joachimmetz]

Check behavior of os_file_system FileEntryExistsByPathSpec on broken link

[joachimmetz]

ln -s test1 broken

In [3]: os.path.exists('broken')
Out[3]: False

In [4]: os.path.exists('test1')
Out[4]: False

In [7]: os.path.islink('broken')
Out[7]: True

In [8]: os.path.islink('test1')
Out[8]: False

[joachimmetz]

https://github.com/log2timeline/dfvfs/pull/389

[joachimmetz]

Created new prerelease for testing: https://github.com/log2timeline/dfvfs/releases/tag/20190421