test_multicall.py
"Test multicall, coverage 33%."
from idlelib import multicall
import unittest
from test.support import requires
from tkinter import Tk, Text
class MultiCallTest(unittest.TestCase):
@classmethod
def setUpClass(cls):
requires('gui')
cls.root = Tk()
cls.root.withdraw()
cls.mc = multicall.MultiCallCreator(Text)
@classmethod
def tearDownClass(cls):
del cls.mc
cls.root.update_idletasks()
## for id in cls.root.tk.call('after', 'info'):
## cls.root.after_cancel(id) # Need for EditorWindow.
cls.root.destroy()
del cls.root
def test_creator(self):
mc = self.mc
self.assertIs(multicall._multicall_dict[Text], mc)
self.assertTrue(issubclass(mc, Text))
mc2 = multicall.MultiCallCreator(Text)
self.assertIs(mc, mc2)
def test_init(self):
mctext = self.mc(self.root)
self.assertIsInstance(mctext._MultiCall__binders, list)
def test_yview(self):
# Added for tree.wheel_event
# (it depends on yview to not be overriden)
mc = self.mc
self.assertIs(mc.yview, Text.yview)
mctext = self.mc(self.root)
self.assertIs(mctext.yview.__func__, Text.yview)
if __name__ == '__main__':
unittest.main(verbosity=2)