```ruby
require 'test_helper'
require 'tmpdir'

class Slim::Rails::AssetsTest < ActiveSupport::TestCase
  def with_app(use_sprockets, code)
    Dir.mktmpdir do |dir|
      app_path = File.join(dir, 'app.rb')
      File.write(app_path, <<-APP)
      require 'rails'
      require 'sprockets/railtie' if #{use_sprockets}
      require 'slim-rails'
      class DummyApp < ::Rails::Application
        config.root = #{dir.inspect}
        config.assets.enabled = true if #{use_sprockets}
      end
      DummyApp.initialize!
      #{code}
      APP

      asset_path = File.join(dir, 'app', 'assets', 'html', 'test.slim')
      FileUtils.mkdir_p(File.dirname(asset_path))
      File.write(asset_path, ".test\n  | hi")

      `BUNDLE_GEMFILE=#{ENV['BUNDLE_GEMFILE']} bundle exec ruby #{app_path}`
    end
  end

  test 'compile slim view' do
    assert_equal 'ok', with_app(false, 'print DummyApp.assets || "ok"')
    assert_equal '<div class="test">hi</div>', with_app(true, 'print DummyApp.assets["test.slim"].to_s')
  end
end
```

Set config.eager_load to false explicitly
user
```ruby
require 'test_helper'
require 'tmpdir'

class Slim::Rails::AssetsTest < ActiveSupport::TestCase
  def with_app(use_sprockets, code)
    Dir.mktmpdir do |dir|
      app_path = File.join(dir, 'app.rb')
      File.write(app_path, <<-APP)
      require 'rails'
      require 'sprockets/railtie' if #{use_sprockets}
      require 'slim-rails'
      class DummyApp < ::Rails::Application
        config.root = #{dir.inspect}
        config.assets.enabled = true if #{use_sprockets}
        config.eager_load = false
      end
      DummyApp.initialize!
      #{code}
      APP

      asset_path = File.join(dir, 'app', 'assets', 'html', 'test.slim')
      FileUtils.mkdir_p(File.dirname(asset_path))
      File.write(asset_path, ".test\n  | hi")

      `BUNDLE_GEMFILE=#{ENV['BUNDLE_GEMFILE']} bundle exec ruby #{app_path}`
    end
  end

  test 'compile slim view' do
    assert_equal 'ok', with_app(false, 'print DummyApp.assets || "ok"')
    assert_equal '<div class="test">hi</div>', with_app(true, 'print DummyApp.assets["test.slim"].to_s')
  end
end
```
assistant