average_linkage_test.rb in ai4r-1.8

- old
+ new

@@ -10,12 +10,10 @@
 require 'test/unit'
 require File.dirname(__FILE__) + '/../../lib/ai4r/clusterers/average_linkage'
 
 class Ai4r::Clusterers::AverageLinkage < Ai4r::Clusterers::SingleLinkage
   attr_accessor :data_set, :number_of_clusters, :clusters, :distance_matrix
-  public :linkage_distance
-  public :distance_between_item_and_cluster
 end
 
 class AverageLinkageTest < Test::Unit::TestCase
   
   include Ai4r::Clusterers
@@ -34,9 +32,14 @@
         [8.0, 106.0, 85.0, 52.0, 74.0, 8.0, 53.0], 
         [100.0, 2.0, 1.0, 16.0, 2.0, 100.0, 37.0, 100.0], 
         [68.0, 26.0, 9.0, 0.0, 10.0, 68.0, 5.0, 52.0, 16.0], 
         [49.0, 49.0, 26.0, 5.0, 25.0, 49.0, 4.0, 29.0, 37.0, 5.0], 
         [2.0, 72.0, 65.0, 50.0, 52.0, 2.0, 65.0, 10.0, 74.0, 50.0, 37.0]]
+      
+   def setup
+     Ai4r::Clusterers::AverageLinkage.send(:public, 
+       *Ai4r::Clusterers::AverageLinkage.protected_instance_methods)  
+   end
   
    def test_linkage_distance
     clusterer = Ai4r::Clusterers::AverageLinkage.new
     clusterer.distance_matrix = @@expected_distance_matrix
     assert_equal 93.5, clusterer.linkage_distance(0,1,2)