require "test_helper"
require "rubycritic/smell"

describe "Array of Smells" do
  it "is sortable" do
    location1 = Rubycritic::Location.new("./foo", 42)
    location2 = Rubycritic::Location.new("./bar", 23)
    location3 = Rubycritic::Location.new("./bar", 16)
    smell1 = Rubycritic::Smell.new(:locations => [location1])
    smell2 = Rubycritic::Smell.new(:locations => [location2])
    smell3 = Rubycritic::Smell.new(:locations => [location3])
    [smell1, smell2, smell3].sort.must_equal [smell3, smell2, smell1]
  end

  it "implements set intersection" do
    smell1 = Rubycritic::Smell.new(:context => "#bar")
    smell2 = Rubycritic::Smell.new(:context => "#bar")
    smell3 = Rubycritic::Smell.new(:context => "#foo")
    ([smell1, smell3] & [smell2]).must_equal [smell1]
  end

  it "implements set union" do
    smell1 = Rubycritic::Smell.new(:context => "#bar")
    smell2 = Rubycritic::Smell.new(:context => "#bar")
    smell3 = Rubycritic::Smell.new(:context => "#foo")
    ([smell1, smell3] | [smell2]).must_equal [smell1, smell3]
  end
end