[DRE-maint] Bug#918596: ruby-acts-as-list FTBFS with rails 5.2

[Adrian Bunk]

Source: ruby-acts-as-list
Version: 0.7.2-4
Severity: serious
Tags: ftbfs buster sid

https://tests.reproducible-builds.org/debian/rb-pkg/unstable/amd64/ruby-acts-as-list.html

...
┌──────────────────────────────────────────────────────────────────────────────┐
│ Run tests for ruby2.5 from debian/ruby-tests.rake                            │
└──────────────────────────────────────────────────────────────────────────────┘

RUBYLIB=/build/1st/ruby-acts-as-list-0.7.2/debian/ruby-acts-as-list/usr/lib/ruby/vendor_ruby:. GEM_PATH=debian/ruby-acts-as-list/usr/share/rubygems-integration/all:/var/lib/gems/2.5.0:/usr/lib/x86_64-linux-gnu/rubygems-integration/2.5.0:/usr/share/rubygems-integration/2.5.0:/usr/share/rubygems-integration/all ruby2.5 -S rake -f debian/ruby-tests.rake
/usr/bin/ruby2.5 -w -I"test"  "/usr/lib/ruby/vendor_ruby/rake/rake_test_loader.rb" "test/test_list.rb" -v
/usr/lib/ruby/vendor_ruby/active_support/callbacks.rb:283:in `build': Passing string to define a callback is not supported. See the `.set_callback` documentation to see supported values. (ArgumentError)
	from /usr/lib/ruby/vendor_ruby/active_support/callbacks.rb:672:in `block in set_callback'
	from /usr/lib/ruby/vendor_ruby/active_support/callbacks.rb:671:in `map'
	from /usr/lib/ruby/vendor_ruby/active_support/callbacks.rb:671:in `set_callback'
	from /usr/lib/ruby/vendor_ruby/active_model/callbacks.rb:131:in `block in _define_before_model_callback'
	from /build/1st/ruby-acts-as-list-0.7.2/debian/ruby-acts-as-list/usr/lib/ruby/vendor_ruby/acts_as_list/active_record/acts/list.rb:126:in `acts_as_list'
	from /build/1st/ruby-acts-as-list-0.7.2/test/test_list.rb:55:in `<class:ListMixin>'
	from /build/1st/ruby-acts-as-list-0.7.2/test/test_list.rb:54:in `<top (required)>'
	from /usr/lib/ruby/2.5.0/rubygems/core_ext/kernel_require.rb:59:in `require'
	from /usr/lib/ruby/2.5.0/rubygems/core_ext/kernel_require.rb:59:in `require'
	from /usr/lib/ruby/vendor_ruby/rake/rake_test_loader.rb:17:in `block in <main>'
	from /usr/lib/ruby/vendor_ruby/rake/rake_test_loader.rb:5:in `select'
	from /usr/lib/ruby/vendor_ruby/rake/rake_test_loader.rb:5:in `<main>'
rake aborted!
Command failed with status (1): [ruby -w -I"test"  "/usr/lib/ruby/vendor_ruby/rake/rake_test_loader.rb" "test/test_list.rb" -v]

Tasks: TOP => default
(See full trace by running task with --trace)
ERROR: Test "ruby2.5" failed. Exiting.
dh_auto_install: dh_ruby --install /build/1st/ruby-acts-as-list-0.7.2/debian/ruby-acts-as-list returned exit code 1
make: *** [debian/rules:16: binary] Error 1