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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: node.rb 171 2005-03-29 09:12:47Z polrop $


require 'abstract_node'


class IndexedNode < AbstractNode
  include Concrete

  def initialize(data=nil, *sub_nodes)
    @sub_nodes = sub_nodes
    super
  end

  def <<(sub_node)
    check_sub_node_type(sub_node)
    @sub_nodes << sub_node
  end

end # class IndexedNode


if defined? TEST_MODE or __FILE__ == $0

require 'test/unit'

class IndexedNodeTest < Test::Unit::TestCase

  def test_simple
    s11 = IndexedNode.new(11)
    s12 = IndexedNode.new(12)
    s = IndexedNode.new(1, s11, s12)
    assert_equal(1, s.data)
    assert_equal(s11, s.sub_nodes[0])
    assert_equal(s12, s.sub_nodes[1])
  end

  def test_crochet_equal
    s = IndexedNode.new(1)
    assert_nothing_raised { s[0] = IndexedNode.new(10) }
    assert_raises(TypeError) { s[1] = nil }
  end

  def test_merge
    s = IndexedNode.new(1)
    s11 = IndexedNode.new(11)
    s12 = IndexedNode.new(12)
    s.merge!({ 0 => s11, 1 => s12 })
  end

  def test_chevron
    s = IndexedNode.new(1)
    assert_equal(0, s.size)
    s << IndexedNode.new(2)
    assert_equal(1, s.size)
  end

end # class IndexedNodeTest

end

Version data entries

4 entries across 4 versions & 2 rubygems

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