content: import unittest
  from unittest.mock import patch
  
  from pyecharts import options as opts
  from pyecharts.charts import Line, Bar
  
  
  class TestChartClass(unittest.TestCase):
  
      @patch("pyecharts.render.engine.write_utf8_html_file")
      def test_chart_dark_mode(self, fake_writer):
          x_data = ["周一", "周二", "周三", "周四", "周五", "周六", "周日"]
          y_data1 = [140, 232, 101, 264, 90, 340, 250]
          y_data2 = [120, 282, 111, 234, 220, 340, 310]
          c = (
              Line()
              .add_xaxis(xaxis_data=x_data)
              .add_yaxis(series_name="品类 1", y_axis=y_data1, color="#80FFA5")
              .add_yaxis(series_name="品类 2", y_axis=y_data2, color="#00DDFF")
              .set_dark_mode()
          )
          c.render()
          _, content = fake_writer.call_args[0]
          self.assertIn("darkMode", content)
  
      @patch("pyecharts.render.engine.write_utf8_html_file")
      def test_chart_line_style_opts(self, fake_writer):
          x_data = ["周一", "周二", "周三", "周四", "周五", "周六", "周日"]
          y_data1 = [140, 232, 101, 264, 90, 340, 250]
          y_data2 = [120, 282, 111, 234, 220, 340, 310]
          c = (
              Line()
              .add_xaxis(xaxis_data=x_data)
              .add_yaxis(series_name="品类 1", y_axis=y_data1, color="#80FFA5")
              .add_yaxis(series_name="品类 2", y_axis=y_data2, color="#00DDFF")
              .set_series_opts(linestyle_opts=opts.LineStyleOpts())
          )
          c.render()
          _, content = fake_writer.call_args[0]
          self.assertIn("lineStyle", content)
  
      @patch("pyecharts.render.engine.write_utf8_html_file")
      def test_chart_split_line_style_opts(self, fake_writer):
          x_data = ["周一", "周二", "周三", "周四", "周五", "周六", "周日"]
          y_data1 = [140, 232, 101, 264, 90, 340, 250]
          y_data2 = [120, 282, 111, 234, 220, 340, 310]
          c = (
              Line()
              .add_xaxis(xaxis_data=x_data)
              .add_yaxis(series_name="品类 1", y_axis=y_data1, color="#80FFA5")
              .add_yaxis(series_name="品类 2", y_axis=y_data2, color="#00DDFF")
              .set_series_opts(splitline_opts=opts.SplitLineOpts())
          )
          c.render()
          _, content = fake_writer.call_args[0]
          self.assertIn("splitLine", content)
  
      @patch("pyecharts.render.engine.write_utf8_html_file")
      def test_chart_area_style_opts(self, fake_writer):
          x_data = ["周一", "周二", "周三", "周四", "周五", "周六", "周日"]
          y_data1 = [140, 232, 101, 264, 90, 340, 250]
          y_data2 = [120, 282, 111, 234, 220, 340, 310]
          c = (
              Line()
              .add_xaxis(xaxis_data=x_data)
              .add_yaxis(series_name="品类 1", y_axis=y_data1, color="#80FFA5")
              .add_yaxis(series_name="品类 2", y_axis=y_data2, color="#00DDFF")
              .set_series_opts(areastyle_opts=opts.AreaStyleOpts())
          )
          c.render()
          _, content = fake_writer.call_args[0]
          self.assertIn("areaStyle", content)
  
      @patch("pyecharts.render.engine.write_utf8_html_file")
      def test_chart_axis_line_opts(self, fake_writer):
          x_data = ["周一", "周二", "周三", "周四", "周五", "周六", "周日"]
          y_data1 = [140, 232, 101, 264, 90, 340, 250]
          y_data2 = [120, 282, 111, 234, 220, 340, 310]
          c = (
              Line()
              .add_xaxis(xaxis_data=x_data)
              .add_yaxis(series_name="品类 1", y_axis=y_data1, color="#80FFA5")
              .add_yaxis(series_name="品类 2", y_axis=y_data2, color="#00DDFF")
              .set_series_opts(axisline_opts=opts.AxisLineOpts())
          )
          c.render()
          _, content = fake_writer.call_args[0]
          self.assertIn("axisLine", content)
  
      @patch("pyecharts.render.engine.write_utf8_html_file")
      def test_chart_mark_point_opts(self, fake_writer):
          x_data = ["周一", "周二", "周三", "周四", "周五", "周六", "周日"]
          y_data1 = [140, 232, 101, 264, 90, 340, 250]
          y_data2 = [120, 282, 111, 234, 220, 340, 310]
          c = (
              Line()
              .add_xaxis(xaxis_data=x_data)
              .add_yaxis(series_name="品类 1", y_axis=y_data1, color="#80FFA5")
              .add_yaxis(series_name="品类 2", y_axis=y_data2, color="#00DDFF")
              .set_series_opts(markpoint_opts=opts.MarkPointOpts())
          )
          c.render()
          _, content = fake_writer.call_args[0]
          self.assertIn("markPoint", content)
  
      @patch("pyecharts.render.engine.write_utf8_html_file")
      def test_chart_mark_line_opts(self, fake_writer):
          x_data = ["周一", "周二", "周三", "周四", "周五", "周六", "周日"]
          y_data1 = [140, 232, 101, 264, 90, 340, 250]
          y_data2 = [120, 282, 111, 234, 220, 340, 310]
          c = (
              Line()
              .add_xaxis(xaxis_data=x_data)
              .add_yaxis(series_name="品类 1", y_axis=y_data1, color="#80FFA5")
              .add_yaxis(series_name="品类 2", y_axis=y_data2, color="#00DDFF")
              .set_series_opts(markline_opts=opts.MarkLineOpts())
          )
          c.render()
          _, content = fake_writer.call_args[0]
          self.assertIn("markLine", content)
  
      @patch("pyecharts.render.engine.write_utf8_html_file")
      def test_chart_mark_area_opts(self, fake_writer):
          x_data = ["周一", "周二", "周三", "周四", "周五", "周六", "周日"]
          y_data1 = [140, 232, 101, 264, 90, 340, 250]
          y_data2 = [120, 282, 111, 234, 220, 340, 310]
          c = (
              Line()
              .add_xaxis(xaxis_data=x_data)
              .add_yaxis(series_name="品类 1", y_axis=y_data1, color="#80FFA5")
              .add_yaxis(series_name="品类 2", y_axis=y_data2, color="#00DDFF")
              .set_series_opts(markarea_opts=opts.MarkAreaOpts())
          )
          c.render()
          _, content = fake_writer.call_args[0]
          self.assertIn("markArea", content)
  
      @patch("pyecharts.render.engine.write_utf8_html_file")
      def test_chart_tooltip_opts(self, fake_writer):
          x_data = ["周一", "周二", "周三", "周四", "周五", "周六", "周日"]
          y_data1 = [140, 232, 101, 264, 90, 340, 250]
          y_data2 = [120, 282, 111, 234, 220, 340, 310]
          c = (
              Line()
              .add_xaxis(xaxis_data=x_data)
              .add_yaxis(series_name="品类 1", y_axis=y_data1, color="#80FFA5")
              .add_yaxis(series_name="品类 2", y_axis=y_data2, color="#00DDFF")
              .set_series_opts(tooltip_opts=opts.TooltipOpts())
          )
          c.render()
          _, content = fake_writer.call_args[0]
          self.assertIn("tooltip", content)
  
      @patch("pyecharts.render.engine.write_utf8_html_file")
      def test_chart_item_style_opts(self, fake_writer):
          x_data = ["周一", "周二", "周三", "周四", "周五", "周六", "周日"]
          y_data1 = [140, 232, 101, 264, 90, 340, 250]
          y_data2 = [120, 282, 111, 234, 220, 340, 310]
          c = (
              Line()
              .add_xaxis(xaxis_data=x_data)
              .add_yaxis(series_name="品类 1", y_axis=y_data1, color="#80FFA5")
              .add_yaxis(series_name="品类 2", y_axis=y_data2, color="#00DDFF")
              .set_series_opts(itemstyle_opts=opts.ItemStyleOpts())
          )
          c.render()
          _, content = fake_writer.call_args[0]
          self.assertIn("itemStyle", content)
  
      @patch("pyecharts.render.engine.write_utf8_html_file")
      def test_chart_append_color(self, fake_writer):
          x_data = ["周一", "周二", "周三", "周四", "周五", "周六", "周日"]
          y_data1 = [140, 232, 101, 264, 90, 340, 250]
          y_data2 = [120, 282, 111, 234, 220, 340, 310]
  
          c = (
              Line()
              .add_xaxis(xaxis_data=x_data)
              .add_yaxis(series_name="品类 1", y_axis=y_data1, color="#80FFA5")
              .add_yaxis(series_name="品类 2", y_axis=y_data2, color="#00DDFF")
          )
          c.render()
          _, content = fake_writer.call_args[0]
          # Old Version (Before 2.0)
          # default_colors = (
          #     "#c23531 #2f4554 #61a0a8 #d48265 #749f83 #ca8622 #bda29a #6e7074 "
          #     "#546570 #c4ccd3 #f05b72 #ef5b9c #f47920 #905a3d #fab27b #2a5caa "
          #     "#444693 #726930 #b2d235 #6d8346 #ac6767 #1d953f #6950a1 #918597"
          # ).split()
  
          # New Version
          default_colors = (
              "#5470c6 #91cc75 #fac858 #ee6666 #73c0de #3ba272 #fc8452 #9a60b4 " "#ea7ccc"
          ).split()
          expected_result = ["#80FFA5", "#00DDFF", *default_colors]
          self.assertEqual(c.colors, expected_result)
  
      @patch("pyecharts.render.engine.write_utf8_html_file")
      def test_chart_add_dataset(self, fake_writer):
          c = (
              Bar()
              .add_dataset(
                  source=[
                      ["product", "2015", "2016", "2017"],
                      ["Matcha Latte", 43.3, 85.8, 93.7],
                      ["Milk Tea", 83.1, 73.4, 55.1],
                      ["Cheese Cocoa", 86.4, 65.2, 82.5],
                      ["Walnut Brownie", 72.4, 53.9, 39.1],
                  ]
              )
              .add_dataset(from_dataset_index=1, from_transform_result=1)
              .add_yaxis(series_name="2015", y_axis=[])
              .add_yaxis(series_name="2016", y_axis=[])
              .add_yaxis(series_name="2017", y_axis=[])
              .set_global_opts(
                  title_opts=opts.TitleOpts(title="Dataset simple bar example"),
                  xaxis_opts=opts.AxisOpts(type_="category"),
              )
          )
          c.render()
          _, content = fake_writer.call_args[0]
          self.assertIn("dataset", content)
  
      @patch("pyecharts.render.engine.write_utf8_html_file")
      def test_chart_extend_axis(self, fake_writer):
          v1 = [2.0, 4.9, 7.0, 23.2, 25.6, 76.7, 135.6, 162.2, 32.6, 20.0, 6.4, 3.3]
          v2 = [2.6, 5.9, 9.0, 26.4, 28.7, 70.7, 175.6, 182.2, 48.7, 18.8, 6.0, 2.3]
          v3 = [2.0, 2.2, 3.3, 4.5, 6.3, 10.2, 20.3, 23.4, 23.0, 16.5, 12.0, 6.2]
  
          bar = (
              Bar()
              .add_xaxis([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12])
              .add_yaxis("蒸发量", v1)
              .add_yaxis("降水量", v2)
              .extend_axis(
                  xaxis=opts.AxisOpts(),
                  yaxis=opts.AxisOpts(
                      axislabel_opts=opts.LabelOpts(formatter="{value} °C"), interval=5
                  ),
              )
              .set_series_opts(label_opts=opts.LabelOpts(is_show=False))
              .set_global_opts(
                  title_opts=opts.TitleOpts(title="Overlap-bar+line"),
                  yaxis_opts=opts.AxisOpts(
                      axislabel_opts=opts.LabelOpts(formatter="{value} ml")
                  ),
              )
          )
  
          line = (
              Line()
              .add_xaxis([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12])
              .add_yaxis("平均温度", v3, yaxis_index=0, z_level=999)
              .set_global_opts(xaxis_opts=opts.AxisOpts(type_="value"))
          )
          bar.overlap(line)
          bar.render()
          _, content = fake_writer.call_args[0]
          self.assertIn("xAxis", content)
  