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$ git show for-tatsuya:test/test_match_data.rb	# shows this blob on the CLI

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require 'test/unit'
require 'rpatricia'

class TestMatchData < Test::Unit::TestCase

  def test_match_data_non_string
    ary = []
    t = Patricia.new
    t.add('10.0.0.0/8', ary)

    z = t.match_best '10.1.1.1'
    assert_equal ary.object_id, z.data.object_id
    z.data << '10.1.1.1'

    t.match_best('10.2.2.2').data.include?('10.1.1.1')
  end

  # backwards compatibility, we always return a new string
  def test_match_data_string
    data = "hello"
    t = Patricia.new
    t.add('10.0.0.0/8', data)

    z = t.match_best '10.1.1.1'
    assert_equal "hello", z.data
    assert(data.object_id != z.data.object_id)

    y = t.match_best '10.1.1.1'
    assert_equal "hello", y.data
    assert(y.data.object_id != z.data.object_id)
  end

  def test_match_data_nothing
    t = Patricia.new
    t.add('10.0.0.0/8')

    z = t.match_best '10.1.1.1'
    assert_equal "", z.data
    z_object_id = z.data

    y = t.match_best '10.1.1.1'
    assert_equal "", y.data
    assert(y.data.object_id != z_object_id)
  end

end

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