c_glib/test/test-timestamp-array.rb

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class TestTimestampArray < Test::Unit::TestCase
  include Helper::Buildable
  include Helper::Omittable

  def test_new
    epoch = 0
    after_epoch = 1504953190854 # 2017-09-09T10:33:10.854Z
    raw_data = [epoch, after_epoch]
    data_type = Arrow::TimestampDataType.new(:milli)
    assert_equal(build_timestamp_array(:milli, [*raw_data, nil]),
                 Arrow::TimestampArray.new(data_type,
                                           3,
                                           Arrow::Buffer.new(raw_data.pack("q*")),
                                           Arrow::Buffer.new([0b011].pack("C*")),
                                           -1))
  end

  def test_buffer
    epoch = 0
    after_epoch = 1504953190854 # 2017-09-09T10:33:10.854Z
    raw_data = [epoch, after_epoch]
    array = build_timestamp_array(:milli, raw_data)
    assert_equal(raw_data.pack("q*"),
                 array.buffer.data.to_s)
  end

  def test_value
    after_epoch = 1504953190854 # 2017-09-09T10:33:10.854Z
    array = build_timestamp_array(:milli, [after_epoch])
    assert_equal(after_epoch, array.get_value(0))
  end

  def test_values
    epoch = 0
    after_epoch = 1504953190854 # 2017-09-09T10:33:10.854Z
    raw_data = [epoch, after_epoch]
    array = build_timestamp_array(:milli, raw_data)
    assert_equal(raw_data, array.values)
  end
end