[DRE-maint] Bug#889278: ruby-filepath FTBFS with Ruby 2.5

[Adrian Bunk]

Source: ruby-filepath
Version: 0.6-3
Severity: serious
Tags: buster sid

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

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

RUBYLIB=/build/1st/ruby-filepath-0.6/debian/ruby-filepath/usr/lib/ruby/vendor_ruby:. GEM_PATH=debian/ruby-filepath/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 /usr/bin/rspec --pattern spec/\*\*\{,/\*/\*\*\}/\*_spec.rb
/usr/lib/ruby/vendor_ruby/rspec/core/configuration.rb:1917:in `[]': No such device or address - spec/fixtures/s1 (Errno::ENXIO)
	from /usr/lib/ruby/vendor_ruby/rspec/core/configuration.rb:1917:in `get_matching_files'
	from /usr/lib/ruby/vendor_ruby/rspec/core/configuration.rb:1911:in `gather_directories'
	from /usr/lib/ruby/vendor_ruby/rspec/core/configuration.rb:1892:in `block in get_files_to_run'
	from /usr/lib/ruby/vendor_ruby/rspec/core/flat_map.rb:7:in `each'
	from /usr/lib/ruby/vendor_ruby/rspec/core/flat_map.rb:7:in `flat_map'
	from /usr/lib/ruby/vendor_ruby/rspec/core/flat_map.rb:7:in `flat_map'
	from /usr/lib/ruby/vendor_ruby/rspec/core/configuration.rb:1890:in `get_files_to_run'
	from /usr/lib/ruby/vendor_ruby/rspec/core/configuration.rb:928:in `files_to_run'
	from /usr/lib/ruby/vendor_ruby/rspec/core/configuration.rb:1433:in `load_spec_files'
	from /usr/lib/ruby/vendor_ruby/rspec/core/runner.rb:100:in `setup'
	from /usr/lib/ruby/vendor_ruby/rspec/core/runner.rb:86:in `run'
	from /usr/lib/ruby/vendor_ruby/rspec/core/runner.rb:71:in `run'
	from /usr/lib/ruby/vendor_ruby/rspec/core/runner.rb:45:in `invoke'
	from /usr/bin/rspec:4:in `<main>'
/usr/bin/ruby2.5 /usr/bin/rspec --pattern spec/\*\*\{,/\*/\*\*\}/\*_spec.rb failed
ERROR: Test "ruby2.5" failed. Exiting.
dh_auto_install: dh_ruby --install /build/1st/ruby-filepath-0.6/debian/ruby-filepath returned exit code 1
debian/rules:18: recipe for target 'binary' failed
make: *** [binary] Error 1