Running `RAILS_ENV=test bundle exec rake snapshots:generate` fails on following errors:

For 'CoreOS provision' template:

TypeError: no implicit conversion of false into String
foreman/lib/foreman/command_runner.rb:15:in `initialize'
foreman/lib/foreman/command_runner.rb:15:in `new'
foreman/lib/foreman/command_runner.rb:15:in `initialize'
foreman/app/services/foreman/renderer/scope/macros/transpilers.rb:18:in `new'
foreman/app/services/foreman/renderer/scope/macros/transpilers.rb:18:in `transpile_coreos_linux_config'
CoreOS provision:73:in `bind'
foreman/app/services/foreman/renderer/safe_mode_renderer.rb:7:in `render'
foreman/app/services/foreman/renderer/base_renderer.rb:18:in `render'
foreman/app/services/foreman/renderer.rb:46:in `render'
foreman/app/services/foreman/template_snapshot_service.rb:45:in `render_template'
foreman/lib/tasks/snapshots.rake:40:in `block (6 levels) in <top (required)>'
foreman/lib/tasks/snapshots.rake:35:in `each'
foreman/lib/tasks/snapshots.rake:35:in `block (5 levels) in <top (required)>'
foreman/lib/tasks/snapshots.rake:34:in `each'
foreman/lib/tasks/snapshots.rake:34:in `block (4 levels) in <top (required)>'
foreman/app/models/concerns/foreman/thread_session.rb:108:in `as'
foreman/lib/tasks/snapshots.rake:33:in `block (3 levels) in <top (required)>'
foreman/lib/tasks/snapshots.rake:25:in `block (2 levels) in <top (required)>'

For 'Kickstart default PXEGrub2' template

Caused by:
Resolv::ResolvError: cannot interpret as address: localhost
foreman/app/services/foreman/renderer/scope/macros/base.rb:159:in `dns_lookup'
Kickstart default PXEGrub2:87:in `bind'
foreman/app/services/foreman/renderer/safe_mode_renderer.rb:7:in `render'
foreman/app/services/foreman/renderer/base_renderer.rb:18:in `render'
foreman/app/services/foreman/renderer.rb:46:in `render'
foreman/app/services/foreman/template_snapshot_service.rb:45:in `render_template'
foreman/lib/tasks/snapshots.rake:43:in `block (6 levels) in <top (required)>'
foreman/lib/tasks/snapshots.rake:35:in `each'
foreman/lib/tasks/snapshots.rake:35:in `block (5 levels) in <top (required)>'
foreman/lib/tasks/snapshots.rake:34:in `each'
foreman/lib/tasks/snapshots.rake:34:in `block (4 levels) in <top (required)>'
foreman/app/models/concerns/foreman/thread_session.rb:108:in `as'
foreman/lib/tasks/snapshots.rake:33:in `block (3 levels) in <top (required)>'
foreman/lib/tasks/snapshots.rake:25:in `block (2 levels) in <top (required)>'