code: def test_adjust_text_default_color():
      adjust_text2 = adjust_text.copy()
      del adjust_text2["arrowprops"]["color"]
  
      p = (
          ggplot(mtcars.tail(2), aes("mpg", "disp", label="name"))
          + aes(color="factor(cyl)")
          + geom_point(size=5, fill="black")
          + geom_text(adjust_text=adjust_text2)
      )
      assert p == "adjust_text_default_color"
  
file_path: plotnine/tests/test_geom_text_label.py
imports: import os
  import numpy
  import pandas
  import pytest
  from plotnine import aes, geom_label, geom_point, geom_text, ggplot, scale_size_continuous, scale_y_continuous
  from plotnine.data import mtcars
  from plotnine.exceptions import PlotnineWarning
label_desc: Use image node_id 5 for calling a global function with example usage: test_adjust_text_default_color() without return types