require 'test/unit'
$:.unshift(File.dirname(__FILE__) + '/../lib')
require 'string_extensions'

class String
  include StringExtensions
end

class StringExtensionsTest < Test::Unit::TestCase
  def test_should_return_zero
    assert_equal 0, "".words
    assert_equal 0, " ".words
    assert_equal 0, "    ".words
  end
  
  def test_should_have_valid_word_count
    assert_equal 1, 'Hello '.words
    assert_equal 2, 'Hello   World!'.words
    assert_equal 2, 'Hello,   World !!'.words
  end
end