View GitHub Repository NoSE

Schedule Inspection
Subscribe
Completed
Push — mongo-graph ( a5e079...6fc2a5 )
by Michael
03:53
created

BarbasiAlbertNetwork.create_entities()   B

↳ Parent: BarbasiAlbertNetwork

Complexity

Conditions 4

Size

Total Lines 26

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 17
CRAP Score 4

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 4
c 1
b 0
f 0
dl 0
loc 26
ccs 17
cts 17
cp 1
crap 4
rs 8.5806
1 
# frozen_string_literal: true
2 

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    3
                

                                    
                             1                         
                
                
                
module NoSE

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    4
                

                                    
                             1                         
                
                
                
  module Random

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    5
                

                                    
                                                    
                
                
                
    # Generates a random graph using the Barbasi-Albert model

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    6
                

                                    
                             1                         
                
                
                
    class BarbasiAlbertNetwork < Network

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    7
                

                                    
                             1                         
                
                
                
      def initialize(params = {})

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    8
                

                                    
                             6                         
                
                
                
        super params

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    9
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    10
                

                                    
                                                    
                
                
                
        # We assume for now that m0 = m = 2

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    11
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    12
                

                                    
                             6                         
                
                
                
        create_entities

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    13
                

                                    
                             6                         
                
                
                
        add_foreign_keys

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    14
                

                                    
                                                    
                
                
                
      end

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    15
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    16
                

                                    
                             1                         
                
                
                
      private

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    17
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    18
                

                                    
                                                    
                
                
                
      # Create all the entities in the graph and their connections

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
                    19
                

                                    
                                                    
                
                
                
      # @return [void]

            


            
                                                                        
                            
            
                                    
            
            

                
                    20
                

                                    
                             1                         
                
                
                
      def create_entities

            


                            

                    
                        
                    
                    
                    
                    
                                                                                                    
                        

                            
                            
0 ignored issues

                            –
                            show
                        


                        

                                                                                        




    

        
            Coding Style
    
    
    
        introduced 
                            by 
            

        

        

            
        

        

            

                

                    
                
                
            


        

    

    

        
                        

                            
                        

                                        
The Assignment, Branch, Condition size for create_entities is considered too high. [27.24/20]. The ABC size is based on assignments, branches (method calls), and conditions.
                                                                                                                                                                                                                                                            

                    
                                                    

                     Loading history...
                

                    


    




                                                                                    


                    		
                

            
                                                                        
                            
            
                                    
            
            

                
                    21
                

                                    
                                                    
                
                
                
        # Add the initial one or two entities

            


            
                                                                        
                            
            
                                    
            
            

                
                    22
                

                                    
                             6                         
                
                
                
        @entities = [create_entity(0)]

            


            
                                                                        
                            
            
                                    
            
            

                
                    23
                

                                    
                             6                         
                
                
                
        return if @nodes_nb == 1

            


            
                                                                        
                            
            
                                    
            
            

                
                    24
                

                                    
                                                    
                
                
                

            


            
                                                                        
                            
            
                                    
            
            

                
                    25
                

                                    
                             6                         
                
                
                
        @entities << create_entity(1)

            


            
                                                                        
                            
            
                                    
            
            

                
                    26
                

                                    
                             6                         
                
                
                
        add_link 0, 1

            


            
                                                                        
                            
            
                                    
            
            

                
                    27
                

                                    
                             6                         
                
                
                
        return if @nodes_nb == 2

            


            
                                                                        
                            
            
                                    
            
            

                
                    28
                

                                    
                                                    
                
                
                

            


            
                                                                        
                            
            
                                    
            
            

                
                    29
                

                                    
                             6                         
                
                
                
        @entities << create_entity(2)

            


            
                                                                        
                            
            
                                    
            
            

                
                    30
                

                                    
                             6                         
                
                
                
        add_link 2, 0

            


            
                                                                        
                            
            
                                    
            
            

                
                    31
                

                                    
                             6                         
                
                
                
        add_link 2, 1

            


            
                                                                        
                            
            
                                    
            
            

                
                    32
                

                                    
                             6                         
                
                
                
        return if @nodes_nb == 3

            


            
                                                                        
                            
            
                                    
            
            

                
                    33
                

                                    
                                                    
                
                
                

            


            
                                                                        
                            
            
                                    
            
            

                
                    34
                

                                    
                                                    
                
                
                
        # Add and connect more entities as needed

            


            
                                                                        
                            
            
                                    
            
            

                
                    35
                

                                    
                             6                         
                
                
                
        3.upto(@nodes_nb - 1).each do |node|

            


            
                                                                        
                            
            
                                    
            
            

                
                    36
                

                                    
                             42                         
                
                
                
          @entities << create_entity(node)

            


            
                                                                        
                            
            
                                    
            
            

                
                    37
                

                                    
                             42                         
                
                
                
          pick = Pickup.new(0.upto(node - 1).to_a,

            


            
                                                                        
                            
            
                                    
            
            

                
                    38
                

                                    
                             174                         
                
                
                
                            key_func: ->(n) { n },

            


            
                                                                        
                            
            
                                    
            
            

                
                    39
                

                                    
                             426                         
                
                
                
                            weight_func: ->(n) { @neighbours[n].size },

            


            
                                                                        
                            
            
                                    
            
            

                
                    40
                

                                    
                                                    
                
                
                
                            uniq: true)

            


            
                                                                        
                            
            
                                    
            
            

                
                    41
                

                                    
                             42                         
                
                
                
          pick.pick(2).each do |node2|

            


            
                                                                        
                            
            
                                    
            
            

                
                    42
                

                                    
                             84                         
                
                
                
            add_link node, node2

            


            
                                                                        
                            
            
                                    
            
            

                
                    43
                

                                    
                                                    
                
                
                
          end

            


            
                                                                        
                            
            
                                    
            
            

                
                    44
                

                                    
                                                    
                
                
                
        end

            


            
                                                                        
                            
            
                                    
            
            

                
                    45
                

                                    
                                                    
                
                
                
      end

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    46
                

                                    
                                                    
                
                
                
    end

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    47
                

                                    
                                                    
                
                
                
  end

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
                    48
                

                                    
                                                    
                
                
                
end

            


            
                                                        
            
                                    
            
            

                
                    49