Schedule Checker for valid rake tasks. Takes the schedule.rb file from and extracts the defined rake tasks to check for validity (spelling, actual task, etc)

schedule_spec.rb

require 'spec_helper'

describe "schedule" do
  describe "file" do
    it "should be present and named correctly" do
      expect {
        File.exists?("#{Rails.root}/config/schedule.rb")
      }.to be_true
    end
  end
  describe "rake tasks" do
    before do
      @scheduled_tasks = []
      File.open("#{Rails.root}/config/schedule.rb", "r") do |schedule|
        while line = schedule.gets
          if line.include? "bundle exec rake"
            @scheduled_tasks << line
          end
        end
      end
    end

    it "should contain some tasks" do
      expect {
        @scheduled_tasks.count > 0
      }.to be_true
    end

    context "valid tasks" do
      before do
        @valid_tasks = []
        @scheduled_tasks.each do |task|
          @valid_tasks << Rake::Task.task_defined?(task.match(/[a-zA-Z]+:[a-zA-Z_]+/).to_s)
        end
      end

      it "should only have valid rake tasks" do
        expect (
          @valid_tasks.include? false
        ).should be_false
      end
    end
  end
end