code: def test_scatter_colors(self):
      scatter = Scatter(
          [(0, 1, "red"), (1, 2, "green"), (2, 3, "blue")],
          vdims=["y", "color"],
      ).opts(color="color")
      state = self._get_plot_state(scatter)
      self.assertEqual(
          np.array_equal(
              state["data"][0]["marker"]["color"],
              np.array(["red", "green", "blue"]),
          ),
          True,
      )
  
imports: import numpy
  from holoviews.element import Scatter, Tiles
  from .test_plot import TestPlotlyPlot
label_desc: Use image node_id 5 for calling the TestScatterPlot obj's underlying member method code with example usage: obj.test_scatter_colors() without return types