require 'tc_helper.rb'

class TestLineSeries < Test::Unit::TestCase

  def setup
    p = Axlsx::Package.new
    @ws = p.workbook.add_worksheet :name=>"hmmm"
    chart = @ws.add_chart Axlsx::Line3DChart, :title => "fishery"
    @series = chart.add_series(
      :data => [0,1,2],
      :labels => ["zero", "one", "two"],
      :title => "bob",
      :color => "#FF0000",
      :show_marker => true,
      :smooth => true
    )
  end

  def test_initialize
    assert_equal(@series.title.text, "bob", "series title has been applied")
    assert_equal(@series.labels.class, Axlsx::AxDataSource)
    assert_equal(@series.data.class, Axlsx::NumDataSource)
  end

  def test_show_marker
    assert_equal(true, @series.show_marker)
    @series.show_marker = false
    assert_equal(false, @series.show_marker)
  end

  def test_smooth
    assert_equal(true, @series.smooth)
    @series.smooth = false
    assert_equal(false, @series.smooth)
  end

  def test_marker_symbol
    assert_equal(:default, @series.marker_symbol)
    @series.marker_symbol = :circle
    assert_equal(:circle, @series.marker_symbol)
  end

  def test_to_xml_string
    doc = Nokogiri::XML(wrap_with_namespaces(@series))
    assert(doc.xpath("//srgbClr[@val='#{@series.color}']"))
    assert_equal(xpath_with_namespaces(doc, "//c:marker").size, 0)
    assert(doc.xpath("//smooth"))

    @series.marker_symbol = :diamond
    doc = Nokogiri::XML(wrap_with_namespaces(@series))
    assert_equal(xpath_with_namespaces(doc, "//c:marker/c:symbol[@val='diamond']").size, 1)

    @series.show_marker = false
    doc = Nokogiri::XML(wrap_with_namespaces(@series))
    assert_equal(xpath_with_namespaces(doc, "//c:marker/c:symbol[@val='none']").size, 1)
  end

  def wrap_with_namespaces(series)
    '<c:chartSpace xmlns:c="' <<
      Axlsx::XML_NS_C <<
      '" xmlns:a="' <<
      Axlsx::XML_NS_A <<
      '">' <<
      series.to_xml_string <<
      '</c:chartSpace>'
  end

  def xpath_with_namespaces(doc, xpath)
    doc.xpath(xpath, "a" => Axlsx::XML_NS_A, "c" => Axlsx::XML_NS_C)
  end
end