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#
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class TestTime32DataType < Test::Unit::TestCase
  def test_type
    data_type = Arrow::Time32DataType.new(:second)
    assert_equal(Arrow::Type::TIME32, data_type.id)
  end

  def test_invalid_unit
    message =
      "[time32-data-type][new] time unit must be second or milli: <micro>"
    assert_raise(Arrow::Error::Invalid.new(message)) do
      Arrow::Time32DataType.new(:micro)
    end
  end

  sub_test_case("second") do
    def setup
      @data_type = Arrow::Time32DataType.new(:second)
    end

    def test_to_s
      assert_equal("time32[s]", @data_type.to_s)
    end
  end

  sub_test_case("milli") do
    def setup
      @data_type = Arrow::Time32DataType.new(:milli)
    end

    def test_to_s
      assert_equal("time32[ms]", @data_type.to_s)
    end
  end
end