Rakefile
require "bundler/gem_tasks"
task :test do
# split spec execution by whether overwrite rspec-mock's API or not. see `git show f460ae689692a8b1c667f1a8f40e815f51aa91df`.
sh 'bundle exec rspec spec/rspec/crispy/mock_with_rspec_crispy_spec.rb'
sh 'bundle exec rspec spec/rspec/crispy/configure_without_conflict_spec.rb'
end