summaryrefslogtreecommitdiff
path: root/test/ruby/test_clone.rb
blob: 612636c046289b4e0084ef06b9fd3cd297bf1270 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
require 'test/unit'

$KCODE = 'none'

class TestClone < Test::Unit::TestCase
  module M001; end
  module M002; end
  module M003; include M002; end
  module M002; include M001; end
  module M003; include M002; end

  def test_clone
    foo = Object.new
    def foo.test
      "test"
    end
    bar = foo.clone
    def bar.test2
      "test2"
    end

    assert_equal("test2", bar.test2)
    assert_equal("test", bar.test)
    assert_equal("test", foo.test)

    assert_raises(NoMethodError) {foo.test2}

    assert_equal([M003, M002, M001], M003.ancestors)
  end
end