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# Copyright: Copyright (c) 2004  Nicolas Despres. All rights reserved.
# Author: Nicolas Despres  <[e-mail]>.
# License: Gnu General Public License.

# $LastChangedBy: polrop $
# $Id: version.rb 101 2005-01-15 07:58:58Z polrop $


class Version
  include Comparable

  attr_accessor :major, :minor, :revision

  def initialize(major, minor, revision)
    @major = major
    @minor = minor
    @revision = revision
  end

  def <=>(other)
    if @major == other.major
      if @minor == other.minor
        @revision <=> other.revision
      else
        @minor <=> other.minor
      end
    else
      @major <=> other.major
    end
  end

  def to_s
    "#@major.#@minor.#@revision"
  end

  def to_a
    [ @major, @minor, @revision ]
  end

end # class Version


if defined? TEST_MODE or __FILE__ == $0


require 'test/unit/ui/yaml/testrunner'


class VersionTest < Test::Unit::TestCase

  def test_simple
    assert(Version.new(1, 2, 3) < Version.new(1, 2, 4))
    assert(Version.new(1, 2, 4) > Version.new(1, 2, 3))
    assert(Version.new(1, 2, 3) == Version.new(1, 2, 3))
    assert(Version.new(1, 3, 3) > Version.new(1, 2, 3))
    assert(Version.new(1, 2, 3) < Version.new(1, 3, 3))
    assert(Version.new(2, 2, 3) > Version.new(1, 2, 3))
    assert(Version.new(1, 2, 3) < Version.new(2, 2, 3))
  end

end # class VersionTest


end

Version data entries

4 entries across 4 versions & 2 rubygems

Version	Path
ttk-0.1.576	ruby_ex/version.rb
ttk-0.1.579	ruby_ex/version.rb
ttk-0.1.580	ruby_ex/version.rb
vcs-0.2.148	ruby_ex/version.rb