vendor/rails/activerecord/test/migrations/broken/100_migration_that_raises_exception.rb

   1 class MigrationThatRaisesException < ActiveRecord::Migration
   2   def self.up
   3     add_column "people", "last_name", :string
   4     raise 'Something broke'
   5   end
   6
   7   def self.down
   8     remove_column "people", "last_name"
   9   end
  10 end