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Contents
require_relative '../../lib/rgraph/graph' describe Graph do describe "read .csv" do subject { Graph.new('spec/fixtures/three_links.csv') } it "creates three nodes" do expect(subject.nodes.size).to eq(3) end it "creates all neighbours" do nodes = subject.nodes[1..-1] expect(subject.nodes.first.neighbours).to eq(nodes) end it "creates three links" do expect(subject.links.size).to eq(3) end it "gets all nodes one by one" do nodes = [] subject.each_node do |node| nodes << node end expect(subject.nodes).to eq(nodes) end it "gets all links one by one" do links = [] subject.each_link do |link| links << link end expect(subject.links).to eq(links) end it "creates 445 links" do expect(Graph.new('spec/fixtures/2005.csv').nodes.size).to eq(445) end it "creates a Graph with a not csv file" do expect { Graph.new('spec/fixtures/2005') }.to raise_exception("the file must be a .csv") end end describe "Metrics" do subject { Graph.new('spec/fixtures/three_links.csv') } it "returns degree of all nodes as an array" do expect(subject.degrees).to eq([2,2,2]) end it "calculates de average degree" do expect(subject.average_degree).to eq(2) end end end
Version data entries
1 entries across 1 versions & 1 rubygems
Version | Path |
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rgraph-0.0.5 | spec/rgraph/graph_spec.rb |