Contents

require 'rspec'
require 'roller/roll' 

describe Roll do
  let(:rand_generator) do
    rand_generator = double('rand_gen').as_null_object
    rand_generator.stub(:rand).and_return(1,2,3,4,5,6,7,8,9,10)
    rand_generator
  end

  let(:mock_obj_hash) { Hash[:rand_generator, rand_generator] }
  
  describe "by default" do
    it "uses the base ruleset" do
      roll = Roll.new(1)
      roll.is_a?(Ruleset::BaseRuleset).should be_true
    end
  end

  describe "roll" do
    it "should have <parameters> elements" do
      roll = Roll.new(2, mock_obj_hash)
      roll.should have(2).items
    end

    it "returns a list of numbers" do
      roll = Roll.new(10, mock_obj_hash)
      roll.should == [1,2,3,4,5,6,7,8,9,10]
    end

    it "calls Random once for each call" do
      Random.should_receive(:rand).exactly(5)
      roll = Roll.new(5)
    end

    it "calls Random with default value of 10 when no options provided" do
      Random.should_receive(:rand).with(10).exactly(5)
      roll = Roll.new(5)
    end

    it "calls Random with specified value if options provided" do
      options = { :die_size => 8, :rand_generator => Random }
      Random.should_receive(:rand).with(8).exactly(5)
      roll = Roll.new(5, options)
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
diceroller-0.0.3	spec/roller/roll_spec.rb