c_glib/test/test-fixed-size-binary-array.rb

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class TestFixedSizeBinaryrray < Test::Unit::TestCase
  include Helper::Buildable

  def setup
    @data_type = Arrow::FixedSizeBinaryDataType.new(4)
  end

  def test_new
    args = [
      @data_type,
      3,
      Arrow::Buffer.new("0123abcd0000"),
      Arrow::Buffer.new([0b011].pack("C*")),
      -1,
    ]
    assert_equal(build_fixed_size_binary_array(@data_type,
                                               ["0123", "abcd", nil]),
                 Arrow::FixedSizeBinaryArray.new(*args))
  end

  def test_buffer
    array = build_fixed_size_binary_array(@data_type,
                                          ["0123", "abcd", "0000"])
    assert_equal("0123abcd0000", array.buffer.data.to_s)
  end

  def test_byte_width
    array = build_fixed_size_binary_array(@data_type, ["0123"])
    assert_equal(@data_type.byte_width, array.byte_width)
  end

  def test_value
    array = build_fixed_size_binary_array(@data_type, ["0123"])
    assert_equal("0123", array.get_value(0).to_s)
  end

  def test_values_bytes
    array = build_fixed_size_binary_array(@data_type,
                                          ["0123", "abcd", "0000"])
    assert_equal("0123abcd0000", array.values_bytes.to_s)
  end
end