[DRE-maint] Bug#812689: ruby-carrierwave fails its tests

[Matthias Klose]

Package: src:ruby-carrierwave
Version: 0.10.0+gh-1
Severity: serious
Tags: sid stretch

ruby-carrierwave fails its tests, also ruby-mysql2 is scheduled for removal, so 
please use ruby-mysql.

RUBYLIB=/scratch/packages/tmp/ruby-carrierwave-0.10.0+gh/debian/ruby-carrierwave/usr/lib/ruby/vendor_ruby:. 
GEM_PATH=/home/doko/.gem/ruby/2.2.0:/var/lib/gems/2.2.0:/usr/lib/x86_64-linux-gnu/rubygems-integration/2.2.0:/usr/share/rubygems-integration/2.2.0:/usr/share/rubygems-integration/2.2:/usr/share/rubygems-integration/all:debian/ruby-carrierwave/usr/share/rubygems-integration/all 
ruby2.2 -S rake -f debian/ruby-tests.rake
/usr/bin/ruby2.2 /usr/bin/rspec ./spec/processing/mini_magick_spec.rb
.................FF

Failures:

   1) CarrierWave::MiniMagick test errors invalid image file should use I18n
      Failure/Error: change_locale_and_store_translations(:nl, :errors => {
      I18n::InvalidLocale:
        :nl is not a valid locale
      # ./spec/spec_helper.rb:104:in `change_locale_and_store_translations'
      # ./spec/processing/mini_magick_spec.rb:145:in `block (4 levels) in <top 
(required)>'

   2) CarrierWave::MiniMagick test errors invalid image file should not suppress 
errors when translation is unavailable
      Failure/Error: change_locale_and_store_translations(:foo, {}) do
      I18n::InvalidLocale:
        :foo is not a valid locale
      # ./spec/spec_helper.rb:104:in `change_locale_and_store_translations'
      # ./spec/processing/mini_magick_spec.rb:155:in `block (4 levels) in <top 
(required)>'