```ruby
require 'trailblazer'
require 'minitest/autorun'
require 'active_record'
require 'database_cleaner'

# ActiveRecord Connection
# ActiveRecord::Base.logger = Logger.new(STDERR)
ActiveRecord::Base.logger = false
ActiveRecord::Base.establish_connection(
  adapter:  "sqlite3",
  database: ":memory:"
)

# Dot not show Active Record Migrations
ActiveRecord::Migration.verbose = false
ActiveRecord::Schema.define do
  create_table :things do |table|
    table.column :title, :string
    table.column :active, :boolean, default: true
  end

  create_table(:bands) do |table|
    table.column :name, :string
    table.column :locality, :string
  end
end

module TmpUploads
  extend ActiveSupport::Concern

  included do
    let (:tmp_dir) { "/tmp/uploads" }
    before { Dir.mkdir(tmp_dir) unless File.exists?(tmp_dir) }
  end
end

MiniTest::Spec.class_eval do
  include TmpUploads
end

# Database Cleaning
DatabaseCleaner.strategy = :transaction
DatabaseCleaner.clean_with(:truncation)

class MiniTest::Spec
  before :each do
    DatabaseCleaner.start
  end

  after :each do
    DatabaseCleaner.clean
  end
end

```

Create /tmp/uploads so worker tests can pass
user
```ruby
require 'trailblazer'
require 'minitest/autorun'
require 'active_record'
require 'database_cleaner'

require 'fileutils'
FileUtils::mkdir_p '/tmp/uploads'

# ActiveRecord Connection
# ActiveRecord::Base.logger = Logger.new(STDERR)
ActiveRecord::Base.logger = false
ActiveRecord::Base.establish_connection(
  adapter:  "sqlite3",
  database: ":memory:"
)

# Dot not show Active Record Migrations
ActiveRecord::Migration.verbose = false
ActiveRecord::Schema.define do
  create_table :things do |table|
    table.column :title, :string
    table.column :active, :boolean, default: true
  end

  create_table(:bands) do |table|
    table.column :name, :string
    table.column :locality, :string
  end
end

module TmpUploads
  extend ActiveSupport::Concern

  included do
    let (:tmp_dir) { "/tmp/uploads" }
    before { Dir.mkdir(tmp_dir) unless File.exists?(tmp_dir) }
  end
end

MiniTest::Spec.class_eval do
  include TmpUploads
end

# Database Cleaning
DatabaseCleaner.strategy = :transaction
DatabaseCleaner.clean_with(:truncation)

class MiniTest::Spec
  before :each do
    DatabaseCleaner.start
  end

  after :each do
    DatabaseCleaner.clean
  end
end

```
assistant