test/rake/test_rake_path_map_partial.rb


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require File.expand_path('../helper', __FILE__)

class TestRakePathMapPartial < Rake::TestCase
  def test_pathmap_partial
    @path = "1/2/file"
    def @path.call(n)
      pathmap_partial(n)
    end
    assert_equal("1", @path.call(1))
    assert_equal("1/2", @path.call(2))
    assert_equal("1/2", @path.call(3))
    assert_equal(".", @path.call(0))
    assert_equal("2", @path.call(-1))
    assert_equal("1/2", @path.call(-2))
    assert_equal("1/2", @path.call(-3))
  end
end