how_to_copy_paste.md

cal 02 2012 | pbcopy

running a single test

ruby test/test_months_integration.rb --name test_basic_month_that_starts_on_sunday

temporary_cal.rb

#!/usr/bin/env ruby

month = ARGV[0]
year = ARGV[1]
puts `cal #{month} #{year}`

v1_lib_month.rb

class Month
  attr_reader :month, :year

  def initialize(month, year)
    @month = month
    @year = year
  end

  def to_s
    <<EOS
    January #{year}
Su Mo Tu We Th Fr Sa
 1  2  3  4  5  6  7
 8  9 10 11 12 13 14
15 16 17 18 19 20 21
22 23 24 25 26 27 28
29 30 31


EOS
  end
end

v1_test_month.rb

require_relative 'helper'
require_relative '../lib/month'

class TestMonth < Minitest::Test
  def test_initializing_a_month_saves_values
    m = Month.new(05, 2015)
    assert_equal 05, m.month
    assert_equal 2015, m.year
  end

  def test_to_s_on_jan_2012
    m = Month.new(01, 2012)
    expected = <<EOS
    January 2012
Su Mo Tu We Th Fr Sa
 1  2  3  4  5  6  7
 8  9 10 11 12 13 14
15 16 17 18 19 20 21
22 23 24 25 26 27 28
29 30 31


EOS
    assert_equal expected, m.to_s
  end

  def test_to_s_on_jan_2017
    m = Month.new(01, 2017)
    expected = <<EOS
    January 2017
Su Mo Tu We Th Fr Sa
 1  2  3  4  5  6  7
 8  9 10 11 12 13 14
15 16 17 18 19 20 21
22 23 24 25 26 27 28
29 30 31


EOS
    assert_equal expected, m.to_s
  end
end