# -*- coding: utf-8 -*-

require 'helper'

class TestRegressionChartCombined03 < Minitest::Test
  def setup
    setup_dir_var
  end

  def teardown
    @tempfile.close(true)
  end

  def test_chart_combined03
    @xlsx = 'chart_combined03.xlsx'
    workbook  = WriteXLSX.new(@io)
    worksheet = workbook.add_worksheet
    chart1    = workbook.add_chart(type: 'column', embedded: 1)
    chart2    = workbook.add_chart(type: 'line',   embedded: 1)

    # For testing, copy the randomly generated axis ids in the target xlsx file.
    # For this test the ids match the generated ids.

    data = [
      [2,  7,  3,  6,  2],
      [20, 25, 10, 10, 20],
      [4,  2,  5,  2,  1]
    ]

    worksheet.write('A1', data)

    chart1.add_series(values: '=Sheet1!$A$1:$A$5')
    chart1.add_series(values: '=Sheet1!$B$1:$B$5')
    chart2.add_series(values: '=Sheet1!$C$1:$C$5')

    chart1.combine(chart2)

    worksheet.insert_chart('E9', chart1)

    workbook.close
    compare_for_regression(
      [],
      { 'xl/charts/chart1.xml' => ['<c:dispBlanksAs'] }
    )
  end
end
