Contents

require 'spec_helper'

describe BrighterPlanet::Emitter do
  describe '.included' do
    before :all do
      require 'active_record'
      class Aircraft < ActiveRecord::Base; end
      class Airship < ActiveRecord::Base; end

      $:.unshift File.expand_path('fixtures/dirigible/lib', File.dirname(__FILE__))
      require 'dirigible'
      Airship.send :include, BrighterPlanet::Dirigible
      Airship.force_schema!

      $:.unshift File.expand_path('fixtures/biplane/lib', File.dirname(__FILE__))
    end

    it 'should include fallback if available' do
      Airship.new.kind_of?(BrighterPlanet::Dirigible::Fallback).
        should be_true
    end

    it 'should include relationships if available' do
      Airship.new.kind_of?(BrighterPlanet::Dirigible::Relationships).
        should be_true
    end

    it 'should not include fallback or relationships if there are none' do
      expect do
        require 'biplane'
        Aircraft.send :include, BrighterPlanet::Biplane
      end.should_not raise_error
    end
    
    it 'should state its own scope' do
      Airship.emission_scope.should == 'Anthropogenic emissions resulting from the inflation, launching, and acceleration of dirigibles'
    end
    
    it 'should have extra data_miner steps' do
      Airship.data_miner_config.steps[0].description.should == :force_schema!
      Airship.data_miner_config.steps[1].description.should == "the first step defined in the emitter module"
      Airship.data_miner_config.steps[2].description.should == :run_data_miner_on_parent_associations!
    end
    
    it 'should have units' do
      a = Airship.new :distance => 1500, :surface_area => 200, :payload => 1000
      a.characteristics[:distance].units.to_s[0..2].should == 'met' # meters or metres
      a.characteristics[:payload].units.should == :kilograms
      a.characteristics[:surface_area].units.should == :square_metres
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
emitter-0.10.0	spec/emitter_spec.rb
emitter-0.5.2	spec/emitter_spec.rb