[DRE-maint] Bug#914410: ruby-validate-url FTBFS: test failure

[Adrian Bunk]

Source: ruby-validate-url
Version: 1.0.2+git-1
Severity: serious
Tags: ftbfs

https://buildd.debian.org/status/fetch.php?pkg=ruby-validate-url&arch=all&ver=1.0.2%2Bgit-1&stamp=1542891743&raw=0

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

RUBYLIB=. GEM_PATH=debian/ruby-validate-url/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 --format documentation

An error occurred while loading /<<BUILDDIR>>/ruby-validate-url-1.0.2+git/spec/validate_url_spec.rb.
Failure/Error: require 'active_record'

LoadError:
  cannot load such file -- active_record
# /<<BUILDDIR>>/ruby-validate-url-1.0.2+git/spec/spec_helper.rb:7:in `<top (required)>'
# /<<BUILDDIR>>/ruby-validate-url-1.0.2+git/spec/validate_url_spec.rb:2:in `<top (required)>'
No examples found.

Finished in 0.00031 seconds (files took 0.18346 seconds to load)
0 examples, 0 failures, 1 error occurred outside of examples

/usr/bin/ruby2.5 /usr/bin/rspec --pattern ./spec/\*\*/\*_spec.rb --format documentation failed
ERROR: Test "ruby2.5" failed. Exiting.
dh_auto_install: dh_ruby --install /<<BUILDDIR>>/ruby-validate-url-1.0.2\+git/debian/ruby-validate-url returned exit code 1
make: *** [debian/rules:7: binary-indep] Error 1