require 'test/unit/testsuite'
require 'test/unit/testcase'

begin
  require 'zlib'
rescue LoadError
end

if defined? Zlib
  class TestZlibGzipWriter < Test::Unit::TestCase
    def test_new_nil # [ruby-dev:23228]
      assert_raises(NoMethodError) { Zlib::GzipWriter.new(nil).close }
    end
  end
end