test.cr

require "admiral"
require "progress"

class Utils < Admiral::Command
  define_help description: "A command that says hello"
  define_version "0.0.1"

  define_flag number_of_greetings : UInt32,
              description: "The number of times to greet the world",
              default: 1_u32,
              long: times,
              short: t,
              required: true

  def bla
    flags.number_of_greetings.times do
      puts "Hello World"
    end
    [1, "hello", 'x'].each do |context|
      puts context
    end
  end

  def test
    bar = ProgressBar.new
    bar.width = 40

    total = 0
    1000.times do |i|
      total += i if i%3 == 0 || i%5 == 0
      bar.inc if i%10 == 0
      sleep 0.001
    end
    p total
    # p 1000.times.select{|x| x.divisible_by?(3) || x.divisible_by?(5)}.sum
  end

  def run
    return 4
  end
end

Utils.run


######################
the respective spec:
######################
require "spec"
require "../src/utils.cr"
describe Utils do
  it "returns 4" do
    Utils.run.should eq(4)
  end
end