// For quality test obtained_output = {:ceo => “Larry Page”, :email => “larrypage@hotmail.com”} expected_output = { :ceo => “Larry Page”, :email => “larrypage@hotmail.com”} string_comparision.quality_test(expected_output, obtained_output) // should == 100 %

// For string distance calculation

 expected = "David Joker"
 other = "David Poker"
string_comparision.calc_distance(expected,other)

// For Numeric distance calculation
string_comparision.calc_distance_for_number(expected, other)