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Edit File: test_gem_version_option.rb

require 'rubygems/test_case'
require 'rubygems/command'
require 'rubygems/version_option'

class TestGemVersionOption < Gem::TestCase

def setup
    super

@cmd = Gem::Command.new 'dummy', 'dummy'
    @cmd.extend Gem::VersionOption
  end

def test_add_platform_option
    @cmd.add_platform_option

assert @cmd.handles?(%w[--platform x86-darwin])
  end

def test_add_version_option
    @cmd.add_version_option

assert @cmd.handles?(%w[--version >1])
  end

def test_enables_prerelease
    @cmd.add_version_option

@cmd.handle_options %w[mygem -v 0.2.0.a]
    assert @cmd.options[:prerelease]

@cmd.handle_options %w[mygem -v 0.2.0]
    refute @cmd.options[:prerelease]

@cmd.handle_options %w[mygem]
    refute @cmd.options[:prerelease]
  end

def test_platform_option
    @cmd.add_platform_option

@cmd.handle_options %w[--platform x86-freebsd6 --platform x86-freebsd7]

expected = [
      Gem::Platform::RUBY,
      Gem::Platform.new('x86-freebsd6'),
      Gem::Platform.new('x86-freebsd7'),
    ]

assert_equal expected, Gem.platforms
  end

def test_platform_option_ruby
    @cmd.add_platform_option

@cmd.handle_options %w[--platform ruby]

expected = [
      Gem::Platform::RUBY
    ]

assert_equal expected, Gem.platforms
  end

def test_platform_option_twice
    @cmd.add_platform_option

@cmd.handle_options %w[--platform x86-freebsd6 --platform x86-freebsd-6]

expected = [
      Gem::Platform::RUBY,
      Gem::Platform.new('x86-freebsd6'),
    ]

assert_equal expected, Gem.platforms
  end

def test_version_option
    @cmd.add_version_option

@cmd.handle_options %w[--version >1]

expected = { :version => Gem::Requirement.new('> 1'), :args => [] }

assert_equal expected, @cmd.options
  end

end

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