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Mini Shell
"""Test config_key, coverage 98%.
Coverage is effectively 100%. Tkinter dialog is mocked, Mac-only line
may be skipped, and dummy function in bind test should not be called.
Not tested: exit with 'self.advanced or self.keys_ok(keys)) ...' False.
"""
from idlelib import config_key
from test.support import requires
import unittest
from unittest import mock
from tkinter import Tk, TclError
from idlelib.idle_test.mock_idle import Func
from idlelib.idle_test.mock_tk import Mbox_func
gkd = config_key.GetKeysDialog
class ValidationTest(unittest.TestCase):
"Test validation methods: ok, keys_ok, bind_ok."
class Validator(gkd):
def __init__(self, *args, **kwargs):
config_key.GetKeysDialog.__init__(self, *args, **kwargs)
class list_keys_final:
get = Func()
self.list_keys_final = list_keys_final
get_modifiers = Func()
showerror = Mbox_func()
@classmethod
def setUpClass(cls):
requires('gui')
cls.root = Tk()
cls.root.withdraw()
keylist = [['<Key-F12>'], ['<Control-Key-x>', '<Control-Key-X>']]
cls.dialog = cls.Validator(
cls.root, 'Title', '<<Test>>', keylist, _utest=True)
@classmethod
def tearDownClass(cls):
cls.dialog.cancel()
cls.root.update_idletasks()
cls.root.destroy()
del cls.dialog, cls.root
def setUp(self):
self.dialog.showerror.message = ''
# A test that needs a particular final key value should set it.
# A test that sets a non-blank modifier list should reset it to [].
def test_ok_empty(self):
self.dialog.key_string.set(' ')
self.dialog.ok()
self.assertEqual(self.dialog.result, '')
self.assertEqual(self.dialog.showerror.message, 'No key specified.')
def test_ok_good(self):
self.dialog.key_string.set('<Key-F11>')
self.dialog.list_keys_final.get.result = 'F11'
self.dialog.ok()
self.assertEqual(self.dialog.result, '<Key-F11>')
self.assertEqual(self.dialog.showerror.message, '')
def test_keys_no_ending(self):
self.assertFalse(self.dialog.keys_ok('<Control-Shift'))
self.assertIn('Missing the final', self.dialog.showerror.message)
def test_keys_no_modifier_bad(self):
self.dialog.list_keys_final.get.result = 'A'
self.assertFalse(self.dialog.keys_ok('<Key-A>'))
self.assertIn('No modifier', self.dialog.showerror.message)
def test_keys_no_modifier_ok(self):
self.dialog.list_keys_final.get.result = 'F11'
self.assertTrue(self.dialog.keys_ok('<Key-F11>'))
self.assertEqual(self.dialog.showerror.message, '')
def test_keys_shift_bad(self):
self.dialog.list_keys_final.get.result = 'a'
self.dialog.get_modifiers.result = ['Shift']
self.assertFalse(self.dialog.keys_ok('<a>'))
self.assertIn('shift modifier', self.dialog.showerror.message)
self.dialog.get_modifiers.result = []
def test_keys_dup(self):
for mods, final, seq in (([], 'F12', '<Key-F12>'),
(['Control'], 'x', '<Control-Key-x>'),
(['Control'], 'X', '<Control-Key-X>')):
with self.subTest(m=mods, f=final, s=seq):
self.dialog.list_keys_final.get.result = final
self.dialog.get_modifiers.result = mods
self.assertFalse(self.dialog.keys_ok(seq))
self.assertIn('already in use', self.dialog.showerror.message)
self.dialog.get_modifiers.result = []
def test_bind_ok(self):
self.assertTrue(self.dialog.bind_ok('<Control-Shift-Key-a>'))
self.assertEqual(self.dialog.showerror.message, '')
def test_bind_not_ok(self):
self.assertFalse(self.dialog.bind_ok('<Control-Shift>'))
self.assertIn('not accepted', self.dialog.showerror.message)
class ToggleLevelTest(unittest.TestCase):
"Test toggle between Basic and Advanced frames."
@classmethod
def setUpClass(cls):
requires('gui')
cls.root = Tk()
cls.root.withdraw()
cls.dialog = gkd(cls.root, 'Title', '<<Test>>', [], _utest=True)
@classmethod
def tearDownClass(cls):
cls.dialog.cancel()
cls.root.update_idletasks()
cls.root.destroy()
del cls.dialog, cls.root
def test_toggle_level(self):
dialog = self.dialog
def stackorder():
"""Get the stack order of the children of the frame.
winfo_children() stores the children in stack order, so
this can be used to check whether a frame is above or
below another one.
"""
for index, child in enumerate(dialog.frame.winfo_children()):
if child._name == 'keyseq_basic':
basic = index
if child._name == 'keyseq_advanced':
advanced = index
return basic, advanced
# New window starts at basic level.
self.assertFalse(dialog.advanced)
self.assertIn('Advanced', dialog.button_level['text'])
basic, advanced = stackorder()
self.assertGreater(basic, advanced)
# Toggle to advanced.
dialog.toggle_level()
self.assertTrue(dialog.advanced)
self.assertIn('Basic', dialog.button_level['text'])
basic, advanced = stackorder()
self.assertGreater(advanced, basic)
# Toggle to basic.
dialog.button_level.invoke()
self.assertFalse(dialog.advanced)
self.assertIn('Advanced', dialog.button_level['text'])
basic, advanced = stackorder()
self.assertGreater(basic, advanced)
class KeySelectionTest(unittest.TestCase):
"Test selecting key on Basic frames."
class Basic(gkd):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
class list_keys_final:
get = Func()
select_clear = Func()
yview = Func()
self.list_keys_final = list_keys_final
def set_modifiers_for_platform(self):
self.modifiers = ['foo', 'bar', 'BAZ']
self.modifier_label = {'BAZ': 'ZZZ'}
showerror = Mbox_func()
@classmethod
def setUpClass(cls):
requires('gui')
cls.root = Tk()
cls.root.withdraw()
cls.dialog = cls.Basic(cls.root, 'Title', '<<Test>>', [], _utest=True)
@classmethod
def tearDownClass(cls):
cls.dialog.cancel()
cls.root.update_idletasks()
cls.root.destroy()
del cls.dialog, cls.root
def setUp(self):
self.dialog.clear_key_seq()
def test_get_modifiers(self):
dialog = self.dialog
gm = dialog.get_modifiers
eq = self.assertEqual
# Modifiers are set on/off by invoking the checkbutton.
dialog.modifier_checkbuttons['foo'].invoke()
eq(gm(), ['foo'])
dialog.modifier_checkbuttons['BAZ'].invoke()
eq(gm(), ['foo', 'BAZ'])
dialog.modifier_checkbuttons['foo'].invoke()
eq(gm(), ['BAZ'])
@mock.patch.object(gkd, 'get_modifiers')
def test_build_key_string(self, mock_modifiers):
dialog = self.dialog
key = dialog.list_keys_final
string = dialog.key_string.get
eq = self.assertEqual
key.get.result = 'a'
mock_modifiers.return_value = []
dialog.build_key_string()
eq(string(), '<Key-a>')
mock_modifiers.return_value = ['mymod']
dialog.build_key_string()
eq(string(), '<mymod-Key-a>')
key.get.result = ''
mock_modifiers.return_value = ['mymod', 'test']
dialog.build_key_string()
eq(string(), '<mymod-test>')
@mock.patch.object(gkd, 'get_modifiers')
def test_final_key_selected(self, mock_modifiers):
dialog = self.dialog
key = dialog.list_keys_final
string = dialog.key_string.get
eq = self.assertEqual
mock_modifiers.return_value = ['Shift']
key.get.result = '{'
dialog.final_key_selected()
eq(string(), '<Shift-Key-braceleft>')
class CancelTest(unittest.TestCase):
"Simulate user clicking [Cancel] button."
@classmethod
def setUpClass(cls):
requires('gui')
cls.root = Tk()
cls.root.withdraw()
cls.dialog = gkd(cls.root, 'Title', '<<Test>>', [], _utest=True)
@classmethod
def tearDownClass(cls):
cls.dialog.cancel()
cls.root.update_idletasks()
cls.root.destroy()
del cls.dialog, cls.root
def test_cancel(self):
self.assertEqual(self.dialog.winfo_class(), 'Toplevel')
self.dialog.button_cancel.invoke()
with self.assertRaises(TclError):
self.dialog.winfo_class()
self.assertEqual(self.dialog.result, '')
class HelperTest(unittest.TestCase):
"Test module level helper functions."
def test_translate_key(self):
tr = config_key.translate_key
eq = self.assertEqual
# Letters return unchanged with no 'Shift'.
eq(tr('q', []), 'Key-q')
eq(tr('q', ['Control', 'Alt']), 'Key-q')
# 'Shift' uppercases single lowercase letters.
eq(tr('q', ['Shift']), 'Key-Q')
eq(tr('q', ['Control', 'Shift']), 'Key-Q')
eq(tr('q', ['Control', 'Alt', 'Shift']), 'Key-Q')
# Convert key name to keysym.
eq(tr('Page Up', []), 'Key-Prior')
# 'Shift' doesn't change case when it's not a single char.
eq(tr('*', ['Shift']), 'Key-asterisk')
if __name__ == '__main__':
unittest.main(verbosity=2)
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