1 files changed, 0 insertions, 89 deletions
diff --git a/spec/support/migrations_helpers.rb b/spec/support/migrations_helpers.rb
deleted file mode 100644
index 6bf976a2cf9..00000000000
--- a/spec/support/migrations_helpers.rb
+++ /dev/null
@@ -1,89 +0,0 @@
-module MigrationsHelpers
-  def table(name)
-    Class.new(ActiveRecord::Base) { self.table_name = name }
-  end
-
-  def migrations_paths
-    ActiveRecord::Migrator.migrations_paths
-  end
-
-  def table_exists?(name)
-    ActiveRecord::Base.connection.table_exists?(name)
-  end
-
-  def migrations
-    ActiveRecord::Migrator.migrations(migrations_paths)
-  end
-
-  def clear_schema_cache!
-    ActiveRecord::Base.connection_pool.connections.each do |conn|
-      conn.schema_cache.clear!
-    end
-  end
-
-  def reset_column_in_all_models
-    clear_schema_cache!
-
-    # Reset column information for the most offending classes **after** we
-    # migrated the schema up, otherwise, column information could be
-    # outdated. We have a separate method for this so we can override it in EE.
-    ActiveRecord::Base.descendants.each(&method(:reset_column_information))
-
-    # Without that, we get errors because of missing attributes, e.g.
-    # super: no superclass method `elasticsearch_indexing' for #<ApplicationSetting:0x00007f85628508d8>
-    ApplicationSetting.define_attribute_methods
-  end
-
-  def reset_column_information(klass)
-    klass.reset_column_information
-  end
-
-  def previous_migration
-    migrations.each_cons(2) do |previous, migration|
-      break previous if migration.name == described_class.name
-    end
-  end
-
-  def migration_schema_version
-    metadata_schema = self.class.metadata[:schema]
-
-    if metadata_schema == :latest
-      migrations.last.version
-    else
-      metadata_schema || previous_migration.version
-    end
-  end
-
-  def schema_migrate_down!
-    disable_migrations_output do
-      ActiveRecord::Migrator.migrate(migrations_paths,
-                                     migration_schema_version)
-    end
-
-    reset_column_in_all_models
-  end
-
-  def schema_migrate_up!
-    reset_column_in_all_models
-
-    disable_migrations_output do
-      ActiveRecord::Migrator.migrate(migrations_paths)
-    end
-
-    reset_column_in_all_models
-  end
-
-  def disable_migrations_output
-    ActiveRecord::Migration.verbose = false
-
-    yield
-  ensure
-    ActiveRecord::Migration.verbose = true
-  end
-
-  def migrate!
-    ActiveRecord::Migrator.up(migrations_paths) do |migration|
-      migration.name == described_class.name
-    end
-  end
-end