test/ruby/test_const.rb


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require 'test/unit'

$KCODE = 'none'

class TestConst < Test::Unit::TestCase
  TEST1 = 1
  TEST2 = 2
    
  module Const
    TEST3 = 3
    TEST4 = 4
  end
    
  module Const2
    TEST3 = 6
    TEST4 = 8
  end
    
  def test_const
    self.class.class_eval {
      include Const
    }
    assert([TEST1,TEST2,TEST3,TEST4] == [1,2,3,4])
    
    self.class.class_eval {
      include Const2
    }
    STDERR.print "intentionally redefines TEST3, TEST4\n" if $VERBOSE
    assert([TEST1,TEST2,TEST3,TEST4] == [1,2,6,8])
    
    assert((String <=> Object) == -1)
    assert((Object <=> String) == 1)
    assert((Array <=> String) == nil)
  end
end