Setup acts_as_indexed for Rails testing (Tested on Rails 2.3 with TestUnit)

acts_as_indexed.rb

# config/initializers/acts_as_indexed.rb
ActsAsIndexed.configure do |config|
  # Disable acts_as_indexed auto indexing in test by default
  config.disable_auto_indexing = Rails.env.test?
end

search_test.rb

# test/integration/search_test.rb
require 'test_helper'

class SearchTest < ActionController::IntegrationTest
  setup do
    @old_product_auto_index          = Product.aai_config.disable_auto_indexing
    @old_product_review_auto_index   = ProductReview.aai_config.disable_auto_indexing
    @old_display_category_auto_index = DisplayCategory.aai_config.disable_auto_indexing
    @old_page_auto_index             = Page.aai_config.disable_auto_indexing
    
    # Force acts_as_indexed auto indexing for searchable models
    Product.aai_config.disable_auto_indexing = false
    ProductReview.aai_config.disable_auto_indexing = false
    DisplayCategory.aai_config.disable_auto_indexing = false
    Page.aai_config.disable_auto_indexing = false
  end
  
  teardown do
    # Reset acts_as_indexed auto indexing for searchable models
    Product.aai_config.disable_auto_indexing = @old_product_auto_index
    ProductReview.aai_config.disable_auto_indexing = @old_product_review_auto_index
    DisplayCategory.aai_config.disable_auto_indexing = @old_display_category_auto_index
    Page.aai_config.disable_auto_indexing = @old_page_auto_index
    
    # Cleanup index files
    FileUtils.rm_rf Dir.glob ActsAsIndexed.configuration.index_file.join(Rails.env, '*')
  end
  
  # your tests
end