Class Mbox

Lib/idlelib/idle_test/mock_tk.py:59–91

Mock for tkinter.messagebox with an Mbox_func for each function. Example usage in test_module.py for testing functions in module.py: --- from idlelib.idle_test.mock_tk import Mbox import module orig_mbox = module.messagebox showerror = Mbox.showerror # example, for attribute access in tes

class Mbox:
    """Mock for tkinter.messagebox with an Mbox_func for each function.

    Example usage in test_module.py for testing functions in module.py:
    ---
from idlelib.idle_test.mock_tk import Mbox
import module

orig_mbox = module.messagebox
showerror = Mbox.showerror  # example, for attribute access in test methods

class Test(unittest.TestCase):

    @classmethod
    def setUpClass(cls):
        module.messagebox = Mbox

    @classmethod
    def tearDownClass(cls):
        module.messagebox = orig_mbox
    ---
    For 'ask' functions, set func.result return value before calling the method
    that uses the message function. When messagebox functions are the
    only GUI calls in a method, this replacement makes the method GUI-free,
    """
    askokcancel = Mbox_func()     # True or False
    askquestion = Mbox_func()     # 'yes' or 'no'
    askretrycancel = Mbox_func()  # True or False
    askyesno = Mbox_func()        # True or False
    askyesnocancel = Mbox_func()  # True, False, or None
    showerror = Mbox_func()    # None
    showinfo = Mbox_func()     # None
    showwarning = Mbox_func()  # None


class Text: