code: def test_tk_setPalette(self):
      root = self.root
      root.tk_setPalette("black")
      self.assertEqual(root["background"], "black")
      root.tk_setPalette("white")
      self.assertEqual(root["background"], "white")
      self.assertRaisesRegex(
          tkinter.TclError,
          '^unknown color name "spam"$',
          root.tk_setPalette,
          "spam",
      )
  
      root.tk_setPalette(background="black")
      self.assertEqual(root["background"], "black")
      root.tk_setPalette(background="blue", highlightColor="yellow")
      self.assertEqual(root["background"], "blue")
      self.assertEqual(root["highlightcolor"], "yellow")
      root.tk_setPalette(background="yellow", highlightColor="blue")
      self.assertEqual(root["background"], "yellow")
      self.assertEqual(root["highlightcolor"], "blue")
      self.assertRaisesRegex(
          tkinter.TclError,
          '^unknown color name "spam"$',
          root.tk_setPalette,
          background="spam",
      )
      self.assertRaisesRegex(
          tkinter.TclError,
          "^must specify a background color$",
          root.tk_setPalette,
          spam="white",
      )
      self.assertRaisesRegex(
          tkinter.TclError,
          "^must specify a background color$",
          root.tk_setPalette,
          highlightColor="blue",
      )
  
imports: import functools
  import unittest
  import tkinter
  from tkinter import TclError
  import enum
  from test import support
  from test.test_tkinter.support import AbstractTkTest, AbstractDefaultRootTest, requires_tk
label_desc: Use image node_id 6 for calling the MiscTest obj's underlying member method code with example usage: obj.test_tk_setPalette() without return types