# -*- coding: utf-8 -*-
require 'helper'

class TestRegressionChartDataLabels09 < Test::Unit::TestCase
  def setup
    setup_dir_var
  end

  def teardown
    File.delete(@xlsx) if File.exist?(@xlsx)
  end

  def test_chart_data_labels09
    @xlsx = 'chart_data_labels09.xlsx'
    workbook  = WriteXLSX.new(@xlsx)
    worksheet = workbook.add_worksheet
    chart     = workbook.add_chart(:type => 'scatter', :embedded => 1)

    # For testing, copy the randomly generated axis ids in the target xlsx file.
    chart.instance_variable_set(:@axis_ids, [45740416, 45705856])

    data = [
            [1, 2, 3,  4,  5],
            [2, 4, 6,  8, 10],
            [3, 6, 9, 12, 15]
           ]

    worksheet.write('A1', data)

    chart.add_series(
                     :categories  => '=Sheet1!$A$1:$A$5',
                     :values      => '=Sheet1!$B$1:$B$5',
                     :data_labels => { :value => 1, :position => 'above' }
                     )

    chart.add_series(
                     :categories  => '=Sheet1!$A$1:$A$5',
                     :values      => '=Sheet1!$C$1:$C$5',
                     :data_labels => { :value => 1, :position => 'below' }
                     )

    worksheet.insert_chart('E9', chart)

    workbook.close
    compare_xlsx_for_regression(File.join(@regression_output, @xlsx), @xlsx)
  end
end
