function_query_spec.rb

require File.join(File.dirname(__FILE__), 'spec_helper')

describe 'function query' do
  it "should send query to solr with function query from a block" do
    session.search Post do
      keywords('pizza') do
        boost(function { :ratings_average })
      end
    end
    connection.should have_last_search_including(:bq => 'average_rating_f^2.0')
  end

  it "should handle arbitrary functions in a function query block" do
    session.search Post do
      keywords('pizza') do
        boost(function { product(:ratings_average, 10) })
      end
    end
    connection.should have_last_search_including(:bq => 'product(average_rating_f,10)')
  end

  it "should handle nested functions in a function query block" do
    session.search Post do
      keywords('pizza') do
        boost(function { product(:ratings_average, sum(:ratings_average, 20)) })
      end
    end
    connection.should have_last_search_including(:bq => 'product(average_rating_f,sum(average_rating_f,10))')
  end
end