ok
Mini Shell
"""Test configdialog, coverage 94%.
Half the class creates dialog, half works with user customizations.
"""
from idlelib import configdialog
from test.support import requires
requires('gui')
import unittest
from unittest import mock
from idlelib.idle_test.mock_idle import Func
from tkinter import (Tk, StringVar, IntVar, BooleanVar, DISABLED, NORMAL)
from idlelib import config
from idlelib.configdialog import idleConf, changes, tracers
# Tests should not depend on fortuitous user configurations.
# They must not affect actual user .cfg files.
# Use solution from test_config: empty parsers with no filename.
usercfg = idleConf.userCfg
testcfg = {
'main': config.IdleUserConfParser(''),
'highlight': config.IdleUserConfParser(''),
'keys': config.IdleUserConfParser(''),
'extensions': config.IdleUserConfParser(''),
}
root = None
dialog = None
mainpage = changes['main']
highpage = changes['highlight']
keyspage = changes['keys']
extpage = changes['extensions']
def setUpModule():
global root, dialog
idleConf.userCfg = testcfg
root = Tk()
# root.withdraw() # Comment out, see issue 30870
dialog = configdialog.ConfigDialog(root, 'Test', _utest=True)
def tearDownModule():
global root, dialog
idleConf.userCfg = usercfg
tracers.detach()
tracers.clear()
changes.clear()
root.update_idletasks()
root.destroy()
root = dialog = None
class ConfigDialogTest(unittest.TestCase):
def test_deactivate_current_config(self):
pass
def activate_config_changes(self):
pass
class ButtonTest(unittest.TestCase):
def test_click_ok(self):
d = dialog
apply = d.apply = mock.Mock()
destroy = d.destroy = mock.Mock()
d.buttons['Ok'].invoke()
apply.assert_called_once()
destroy.assert_called_once()
del d.destroy, d.apply
def test_click_apply(self):
d = dialog
deactivate = d.deactivate_current_config = mock.Mock()
save_ext = d.save_all_changed_extensions = mock.Mock()
activate = d.activate_config_changes = mock.Mock()
d.buttons['Apply'].invoke()
deactivate.assert_called_once()
save_ext.assert_called_once()
activate.assert_called_once()
del d.save_all_changed_extensions
del d.activate_config_changes, d.deactivate_current_config
def test_click_cancel(self):
d = dialog
d.destroy = Func()
changes['main']['something'] = 1
d.buttons['Cancel'].invoke()
self.assertEqual(changes['main'], {})
self.assertEqual(d.destroy.called, 1)
del d.destroy
def test_click_help(self):
dialog.note.select(dialog.keyspage)
with mock.patch.object(configdialog, 'view_text',
new_callable=Func) as view:
dialog.buttons['Help'].invoke()
title, contents = view.kwds['title'], view.kwds['contents']
self.assertEqual(title, 'Help for IDLE preferences')
self.assertTrue(contents.startswith('When you click') and
contents.endswith('a different name.\n'))
class FontPageTest(unittest.TestCase):
"""Test that font widgets enable users to make font changes.
Test that widget actions set vars, that var changes add three
options to changes and call set_samples, and that set_samples
changes the font of both sample boxes.
"""
@classmethod
def setUpClass(cls):
page = cls.page = dialog.fontpage
dialog.note.select(page)
page.set_samples = Func() # Mask instance method.
page.update()
@classmethod
def tearDownClass(cls):
del cls.page.set_samples # Unmask instance method.
def setUp(self):
changes.clear()
def test_load_font_cfg(self):
# Leave widget load test to human visual check.
# TODO Improve checks when add IdleConf.get_font_values.
tracers.detach()
d = self.page
d.font_name.set('Fake')
d.font_size.set('1')
d.font_bold.set(True)
d.set_samples.called = 0
d.load_font_cfg()
self.assertNotEqual(d.font_name.get(), 'Fake')
self.assertNotEqual(d.font_size.get(), '1')
self.assertFalse(d.font_bold.get())
self.assertEqual(d.set_samples.called, 1)
tracers.attach()
def test_fontlist_key(self):
# Up and Down keys should select a new font.
d = self.page
if d.fontlist.size() < 2:
self.skipTest('need at least 2 fonts')
fontlist = d.fontlist
fontlist.activate(0)
font = d.fontlist.get('active')
# Test Down key.
fontlist.focus_force()
fontlist.update()
fontlist.event_generate('<Key-Down>')
fontlist.event_generate('<KeyRelease-Down>')
down_font = fontlist.get('active')
self.assertNotEqual(down_font, font)
self.assertIn(d.font_name.get(), down_font.lower())
# Test Up key.
fontlist.focus_force()
fontlist.update()
fontlist.event_generate('<Key-Up>')
fontlist.event_generate('<KeyRelease-Up>')
up_font = fontlist.get('active')
self.assertEqual(up_font, font)
self.assertIn(d.font_name.get(), up_font.lower())
def test_fontlist_mouse(self):
# Click on item should select that item.
d = self.page
if d.fontlist.size() < 2:
self.skipTest('need at least 2 fonts')
fontlist = d.fontlist
fontlist.activate(0)
# Select next item in listbox
fontlist.focus_force()
fontlist.see(1)
fontlist.update()
x, y, dx, dy = fontlist.bbox(1)
x += dx // 2
y += dy // 2
fontlist.event_generate('<Button-1>', x=x, y=y)
fontlist.event_generate('<ButtonRelease-1>', x=x, y=y)
font1 = fontlist.get(1)
select_font = fontlist.get('anchor')
self.assertEqual(select_font, font1)
self.assertIn(d.font_name.get(), font1.lower())
def test_sizelist(self):
# Click on number should select that number
d = self.page
d.sizelist.variable.set(40)
self.assertEqual(d.font_size.get(), '40')
def test_bold_toggle(self):
# Click on checkbutton should invert it.
d = self.page
d.font_bold.set(False)
d.bold_toggle.invoke()
self.assertTrue(d.font_bold.get())
d.bold_toggle.invoke()
self.assertFalse(d.font_bold.get())
def test_font_set(self):
# Test that setting a font Variable results in 3 provisional
# change entries and a call to set_samples. Use values sure to
# not be defaults.
default_font = idleConf.GetFont(root, 'main', 'EditorWindow')
default_size = str(default_font[1])
default_bold = default_font[2] == 'bold'
d = self.page
d.font_size.set(default_size)
d.font_bold.set(default_bold)
d.set_samples.called = 0
d.font_name.set('Test Font')
expected = {'EditorWindow': {'font': 'Test Font',
'font-size': default_size,
'font-bold': str(default_bold)}}
self.assertEqual(mainpage, expected)
self.assertEqual(d.set_samples.called, 1)
changes.clear()
d.font_size.set('20')
expected = {'EditorWindow': {'font': 'Test Font',
'font-size': '20',
'font-bold': str(default_bold)}}
self.assertEqual(mainpage, expected)
self.assertEqual(d.set_samples.called, 2)
changes.clear()
d.font_bold.set(not default_bold)
expected = {'EditorWindow': {'font': 'Test Font',
'font-size': '20',
'font-bold': str(not default_bold)}}
self.assertEqual(mainpage, expected)
self.assertEqual(d.set_samples.called, 3)
def test_set_samples(self):
d = self.page
del d.set_samples # Unmask method for test
orig_samples = d.font_sample, d.highlight_sample
d.font_sample, d.highlight_sample = {}, {}
d.font_name.set('test')
d.font_size.set('5')
d.font_bold.set(1)
expected = {'font': ('test', '5', 'bold')}
# Test set_samples.
d.set_samples()
self.assertTrue(d.font_sample == d.highlight_sample == expected)
d.font_sample, d.highlight_sample = orig_samples
d.set_samples = Func() # Re-mask for other tests.
class IndentTest(unittest.TestCase):
@classmethod
def setUpClass(cls):
cls.page = dialog.fontpage
cls.page.update()
def test_load_tab_cfg(self):
d = self.page
d.space_num.set(16)
d.load_tab_cfg()
self.assertEqual(d.space_num.get(), 4)
def test_indent_scale(self):
d = self.page
changes.clear()
d.indent_scale.set(20)
self.assertEqual(d.space_num.get(), 16)
self.assertEqual(mainpage, {'Indent': {'num-spaces': '16'}})
class HighPageTest(unittest.TestCase):
"""Test that highlight tab widgets enable users to make changes.
Test that widget actions set vars, that var changes add
options to changes and that themes work correctly.
"""
@classmethod
def setUpClass(cls):
page = cls.page = dialog.highpage
dialog.note.select(page)
page.set_theme_type = Func()
page.paint_theme_sample = Func()
page.set_highlight_target = Func()
page.set_color_sample = Func()
page.update()
@classmethod
def tearDownClass(cls):
d = cls.page
del d.set_theme_type, d.paint_theme_sample
del d.set_highlight_target, d.set_color_sample
def setUp(self):
d = self.page
# The following is needed for test_load_key_cfg, _delete_custom_keys.
# This may indicate a defect in some test or function.
for section in idleConf.GetSectionList('user', 'highlight'):
idleConf.userCfg['highlight'].remove_section(section)
changes.clear()
d.set_theme_type.called = 0
d.paint_theme_sample.called = 0
d.set_highlight_target.called = 0
d.set_color_sample.called = 0
def test_load_theme_cfg(self):
tracers.detach()
d = self.page
eq = self.assertEqual
# Use builtin theme with no user themes created.
idleConf.CurrentTheme = mock.Mock(return_value='IDLE Classic')
d.load_theme_cfg()
self.assertTrue(d.theme_source.get())
# builtinlist sets variable builtin_name to the CurrentTheme default.
eq(d.builtin_name.get(), 'IDLE Classic')
eq(d.custom_name.get(), '- no custom themes -')
eq(d.custom_theme_on.state(), ('disabled',))
eq(d.set_theme_type.called, 1)
eq(d.paint_theme_sample.called, 1)
eq(d.set_highlight_target.called, 1)
# Builtin theme with non-empty user theme list.
idleConf.SetOption('highlight', 'test1', 'option', 'value')
idleConf.SetOption('highlight', 'test2', 'option2', 'value2')
d.load_theme_cfg()
eq(d.builtin_name.get(), 'IDLE Classic')
eq(d.custom_name.get(), 'test1')
eq(d.set_theme_type.called, 2)
eq(d.paint_theme_sample.called, 2)
eq(d.set_highlight_target.called, 2)
# Use custom theme.
idleConf.CurrentTheme = mock.Mock(return_value='test2')
idleConf.SetOption('main', 'Theme', 'default', '0')
d.load_theme_cfg()
self.assertFalse(d.theme_source.get())
eq(d.builtin_name.get(), 'IDLE Classic')
eq(d.custom_name.get(), 'test2')
eq(d.set_theme_type.called, 3)
eq(d.paint_theme_sample.called, 3)
eq(d.set_highlight_target.called, 3)
del idleConf.CurrentTheme
tracers.attach()
def test_theme_source(self):
eq = self.assertEqual
d = self.page
# Test these separately.
d.var_changed_builtin_name = Func()
d.var_changed_custom_name = Func()
# Builtin selected.
d.builtin_theme_on.invoke()
eq(mainpage, {'Theme': {'default': 'True'}})
eq(d.var_changed_builtin_name.called, 1)
eq(d.var_changed_custom_name.called, 0)
changes.clear()
# Custom selected.
d.custom_theme_on.state(('!disabled',))
d.custom_theme_on.invoke()
self.assertEqual(mainpage, {'Theme': {'default': 'False'}})
eq(d.var_changed_builtin_name.called, 1)
eq(d.var_changed_custom_name.called, 1)
del d.var_changed_builtin_name, d.var_changed_custom_name
def test_builtin_name(self):
eq = self.assertEqual
d = self.page
item_list = ['IDLE Classic', 'IDLE Dark', 'IDLE New']
# Not in old_themes, defaults name to first item.
idleConf.SetOption('main', 'Theme', 'name', 'spam')
d.builtinlist.SetMenu(item_list, 'IDLE Dark')
eq(mainpage, {'Theme': {'name': 'IDLE Classic',
'name2': 'IDLE Dark'}})
eq(d.theme_message['text'], 'New theme, see Help')
eq(d.paint_theme_sample.called, 1)
# Not in old themes - uses name2.
changes.clear()
idleConf.SetOption('main', 'Theme', 'name', 'IDLE New')
d.builtinlist.SetMenu(item_list, 'IDLE Dark')
eq(mainpage, {'Theme': {'name2': 'IDLE Dark'}})
eq(d.theme_message['text'], 'New theme, see Help')
eq(d.paint_theme_sample.called, 2)
# Builtin name in old_themes.
changes.clear()
d.builtinlist.SetMenu(item_list, 'IDLE Classic')
eq(mainpage, {'Theme': {'name': 'IDLE Classic', 'name2': ''}})
eq(d.theme_message['text'], '')
eq(d.paint_theme_sample.called, 3)
def test_custom_name(self):
d = self.page
# If no selections, doesn't get added.
d.customlist.SetMenu([], '- no custom themes -')
self.assertNotIn('Theme', mainpage)
self.assertEqual(d.paint_theme_sample.called, 0)
# Custom name selected.
changes.clear()
d.customlist.SetMenu(['a', 'b', 'c'], 'c')
self.assertEqual(mainpage, {'Theme': {'name': 'c'}})
self.assertEqual(d.paint_theme_sample.called, 1)
def test_color(self):
d = self.page
d.on_new_color_set = Func()
# self.color is only set in get_color through ColorChooser.
d.color.set('green')
self.assertEqual(d.on_new_color_set.called, 1)
del d.on_new_color_set
def test_highlight_target_list_mouse(self):
# Set highlight_target through targetlist.
eq = self.assertEqual
d = self.page
d.targetlist.SetMenu(['a', 'b', 'c'], 'c')
eq(d.highlight_target.get(), 'c')
eq(d.set_highlight_target.called, 1)
def test_highlight_target_text_mouse(self):
# Set highlight_target through clicking highlight_sample.
eq = self.assertEqual
d = self.page
elem = {}
count = 0
hs = d.highlight_sample
hs.focus_force()
hs.see(1.0)
hs.update_idletasks()
def tag_to_element(elem):
for element, tag in d.theme_elements.items():
elem[tag[0]] = element
def click_it(start):
x, y, dx, dy = hs.bbox(start)
x += dx // 2
y += dy // 2
hs.event_generate('<Enter>', x=0, y=0)
hs.event_generate('<Motion>', x=x, y=y)
hs.event_generate('<ButtonPress-1>', x=x, y=y)
hs.event_generate('<ButtonRelease-1>', x=x, y=y)
# Flip theme_elements to make the tag the key.
tag_to_element(elem)
# If highlight_sample has a tag that isn't in theme_elements, there
# will be a KeyError in the test run.
for tag in hs.tag_names():
for start_index in hs.tag_ranges(tag)[0::2]:
count += 1
click_it(start_index)
eq(d.highlight_target.get(), elem[tag])
eq(d.set_highlight_target.called, count)
def test_highlight_sample_double_click(self):
# Test double click on highlight_sample.
eq = self.assertEqual
d = self.page
hs = d.highlight_sample
hs.focus_force()
hs.see(1.0)
hs.update_idletasks()
# Test binding from configdialog.
hs.event_generate('<Enter>', x=0, y=0)
hs.event_generate('<Motion>', x=0, y=0)
# Double click is a sequence of two clicks in a row.
for _ in range(2):
hs.event_generate('<ButtonPress-1>', x=0, y=0)
hs.event_generate('<ButtonRelease-1>', x=0, y=0)
eq(hs.tag_ranges('sel'), ())
def test_highlight_sample_b1_motion(self):
# Test button motion on highlight_sample.
eq = self.assertEqual
d = self.page
hs = d.highlight_sample
hs.focus_force()
hs.see(1.0)
hs.update_idletasks()
x, y, dx, dy, offset = hs.dlineinfo('1.0')
# Test binding from configdialog.
hs.event_generate('<Leave>')
hs.event_generate('<Enter>')
hs.event_generate('<Motion>', x=x, y=y)
hs.event_generate('<ButtonPress-1>', x=x, y=y)
hs.event_generate('<B1-Motion>', x=dx, y=dy)
hs.event_generate('<ButtonRelease-1>', x=dx, y=dy)
eq(hs.tag_ranges('sel'), ())
def test_set_theme_type(self):
eq = self.assertEqual
d = self.page
del d.set_theme_type
# Builtin theme selected.
d.theme_source.set(True)
d.set_theme_type()
eq(d.builtinlist['state'], NORMAL)
eq(d.customlist['state'], DISABLED)
eq(d.button_delete_custom.state(), ('disabled',))
# Custom theme selected.
d.theme_source.set(False)
d.set_theme_type()
eq(d.builtinlist['state'], DISABLED)
eq(d.custom_theme_on.state(), ('selected',))
eq(d.customlist['state'], NORMAL)
eq(d.button_delete_custom.state(), ())
d.set_theme_type = Func()
def test_get_color(self):
eq = self.assertEqual
d = self.page
orig_chooser = configdialog.tkColorChooser.askcolor
chooser = configdialog.tkColorChooser.askcolor = Func()
gntn = d.get_new_theme_name = Func()
d.highlight_target.set('Editor Breakpoint')
d.color.set('#ffffff')
# Nothing selected.
chooser.result = (None, None)
d.button_set_color.invoke()
eq(d.color.get(), '#ffffff')
# Selection same as previous color.
chooser.result = ('', d.style.lookup(d.frame_color_set['style'], 'background'))
d.button_set_color.invoke()
eq(d.color.get(), '#ffffff')
# Select different color.
chooser.result = ((222.8671875, 0.0, 0.0), '#de0000')
# Default theme.
d.color.set('#ffffff')
d.theme_source.set(True)
# No theme name selected therefore color not saved.
gntn.result = ''
d.button_set_color.invoke()
eq(gntn.called, 1)
eq(d.color.get(), '#ffffff')
# Theme name selected.
gntn.result = 'My New Theme'
d.button_set_color.invoke()
eq(d.custom_name.get(), gntn.result)
eq(d.color.get(), '#de0000')
# Custom theme.
d.color.set('#ffffff')
d.theme_source.set(False)
d.button_set_color.invoke()
eq(d.color.get(), '#de0000')
del d.get_new_theme_name
configdialog.tkColorChooser.askcolor = orig_chooser
def test_on_new_color_set(self):
d = self.page
color = '#3f7cae'
d.custom_name.set('Python')
d.highlight_target.set('Selected Text')
d.fg_bg_toggle.set(True)
d.color.set(color)
self.assertEqual(d.style.lookup(d.frame_color_set['style'], 'background'), color)
self.assertEqual(d.highlight_sample.tag_cget('hilite', 'foreground'), color)
self.assertEqual(highpage,
{'Python': {'hilite-foreground': color}})
def test_get_new_theme_name(self):
orig_sectionname = configdialog.SectionName
sn = configdialog.SectionName = Func(return_self=True)
d = self.page
sn.result = 'New Theme'
self.assertEqual(d.get_new_theme_name(''), 'New Theme')
configdialog.SectionName = orig_sectionname
def test_save_as_new_theme(self):
d = self.page
gntn = d.get_new_theme_name = Func()
d.theme_source.set(True)
# No name entered.
gntn.result = ''
d.button_save_custom.invoke()
self.assertNotIn(gntn.result, idleConf.userCfg['highlight'])
# Name entered.
gntn.result = 'my new theme'
gntn.called = 0
self.assertNotIn(gntn.result, idleConf.userCfg['highlight'])
d.button_save_custom.invoke()
self.assertIn(gntn.result, idleConf.userCfg['highlight'])
del d.get_new_theme_name
def test_create_new_and_save_new(self):
eq = self.assertEqual
d = self.page
# Use default as previously active theme.
d.theme_source.set(True)
d.builtin_name.set('IDLE Classic')
first_new = 'my new custom theme'
second_new = 'my second custom theme'
# No changes, so themes are an exact copy.
self.assertNotIn(first_new, idleConf.userCfg)
d.create_new(first_new)
eq(idleConf.GetSectionList('user', 'highlight'), [first_new])
eq(idleConf.GetThemeDict('default', 'IDLE Classic'),
idleConf.GetThemeDict('user', first_new))
eq(d.custom_name.get(), first_new)
self.assertFalse(d.theme_source.get()) # Use custom set.
eq(d.set_theme_type.called, 1)
# Test that changed targets are in new theme.
changes.add_option('highlight', first_new, 'hit-background', 'yellow')
self.assertNotIn(second_new, idleConf.userCfg)
d.create_new(second_new)
eq(idleConf.GetSectionList('user', 'highlight'), [first_new, second_new])
self.assertNotEqual(idleConf.GetThemeDict('user', first_new),
idleConf.GetThemeDict('user', second_new))
# Check that difference in themes was in `hit-background` from `changes`.
idleConf.SetOption('highlight', first_new, 'hit-background', 'yellow')
eq(idleConf.GetThemeDict('user', first_new),
idleConf.GetThemeDict('user', second_new))
def test_set_highlight_target(self):
eq = self.assertEqual
d = self.page
del d.set_highlight_target
# Target is cursor.
d.highlight_target.set('Cursor')
eq(d.fg_on.state(), ('disabled', 'selected'))
eq(d.bg_on.state(), ('disabled',))
self.assertTrue(d.fg_bg_toggle)
eq(d.set_color_sample.called, 1)
# Target is not cursor.
d.highlight_target.set('Comment')
eq(d.fg_on.state(), ('selected',))
eq(d.bg_on.state(), ())
self.assertTrue(d.fg_bg_toggle)
eq(d.set_color_sample.called, 2)
d.set_highlight_target = Func()
def test_set_color_sample_binding(self):
d = self.page
scs = d.set_color_sample
d.fg_on.invoke()
self.assertEqual(scs.called, 1)
d.bg_on.invoke()
self.assertEqual(scs.called, 2)
def test_set_color_sample(self):
d = self.page
del d.set_color_sample
d.highlight_target.set('Selected Text')
d.fg_bg_toggle.set(True)
d.set_color_sample()
self.assertEqual(
d.style.lookup(d.frame_color_set['style'], 'background'),
d.highlight_sample.tag_cget('hilite', 'foreground'))
d.set_color_sample = Func()
def test_paint_theme_sample(self):
eq = self.assertEqual
page = self.page
del page.paint_theme_sample # Delete masking mock.
hs_tag = page.highlight_sample.tag_cget
gh = idleConf.GetHighlight
# Create custom theme based on IDLE Dark.
page.theme_source.set(True)
page.builtin_name.set('IDLE Dark')
theme = 'IDLE Test'
page.create_new(theme)
page.set_color_sample.called = 0
# Base theme with nothing in `changes`.
page.paint_theme_sample()
new_console = {'foreground': 'blue',
'background': 'yellow',}
for key, value in new_console.items():
self.assertNotEqual(hs_tag('console', key), value)
eq(page.set_color_sample.called, 1)
# Apply changes.
for key, value in new_console.items():
changes.add_option('highlight', theme, 'console-'+key, value)
page.paint_theme_sample()
for key, value in new_console.items():
eq(hs_tag('console', key), value)
eq(page.set_color_sample.called, 2)
page.paint_theme_sample = Func()
def test_delete_custom(self):
eq = self.assertEqual
d = self.page
d.button_delete_custom.state(('!disabled',))
yesno = d.askyesno = Func()
dialog.deactivate_current_config = Func()
dialog.activate_config_changes = Func()
theme_name = 'spam theme'
idleConf.userCfg['highlight'].SetOption(theme_name, 'name', 'value')
highpage[theme_name] = {'option': 'True'}
theme_name2 = 'other theme'
idleConf.userCfg['highlight'].SetOption(theme_name2, 'name', 'value')
highpage[theme_name2] = {'option': 'False'}
# Force custom theme.
d.custom_theme_on.state(('!disabled',))
d.custom_theme_on.invoke()
d.custom_name.set(theme_name)
# Cancel deletion.
yesno.result = False
d.button_delete_custom.invoke()
eq(yesno.called, 1)
eq(highpage[theme_name], {'option': 'True'})
eq(idleConf.GetSectionList('user', 'highlight'), [theme_name, theme_name2])
eq(dialog.deactivate_current_config.called, 0)
eq(dialog.activate_config_changes.called, 0)
eq(d.set_theme_type.called, 0)
# Confirm deletion.
yesno.result = True
d.button_delete_custom.invoke()
eq(yesno.called, 2)
self.assertNotIn(theme_name, highpage)
eq(idleConf.GetSectionList('user', 'highlight'), [theme_name2])
eq(d.custom_theme_on.state(), ())
eq(d.custom_name.get(), theme_name2)
eq(dialog.deactivate_current_config.called, 1)
eq(dialog.activate_config_changes.called, 1)
eq(d.set_theme_type.called, 1)
# Confirm deletion of second theme - empties list.
d.custom_name.set(theme_name2)
yesno.result = True
d.button_delete_custom.invoke()
eq(yesno.called, 3)
self.assertNotIn(theme_name, highpage)
eq(idleConf.GetSectionList('user', 'highlight'), [])
eq(d.custom_theme_on.state(), ('disabled',))
eq(d.custom_name.get(), '- no custom themes -')
eq(dialog.deactivate_current_config.called, 2)
eq(dialog.activate_config_changes.called, 2)
eq(d.set_theme_type.called, 2)
del dialog.activate_config_changes, dialog.deactivate_current_config
del d.askyesno
class KeysPageTest(unittest.TestCase):
"""Test that keys tab widgets enable users to make changes.
Test that widget actions set vars, that var changes add
options to changes and that key sets works correctly.
"""
@classmethod
def setUpClass(cls):
page = cls.page = dialog.keyspage
dialog.note.select(page)
page.set_keys_type = Func()
page.load_keys_list = Func()
@classmethod
def tearDownClass(cls):
page = cls.page
del page.set_keys_type, page.load_keys_list
def setUp(self):
d = self.page
# The following is needed for test_load_key_cfg, _delete_custom_keys.
# This may indicate a defect in some test or function.
for section in idleConf.GetSectionList('user', 'keys'):
idleConf.userCfg['keys'].remove_section(section)
changes.clear()
d.set_keys_type.called = 0
d.load_keys_list.called = 0
def test_load_key_cfg(self):
tracers.detach()
d = self.page
eq = self.assertEqual
# Use builtin keyset with no user keysets created.
idleConf.CurrentKeys = mock.Mock(return_value='IDLE Classic OSX')
d.load_key_cfg()
self.assertTrue(d.keyset_source.get())
# builtinlist sets variable builtin_name to the CurrentKeys default.
eq(d.builtin_name.get(), 'IDLE Classic OSX')
eq(d.custom_name.get(), '- no custom keys -')
eq(d.custom_keyset_on.state(), ('disabled',))
eq(d.set_keys_type.called, 1)
eq(d.load_keys_list.called, 1)
eq(d.load_keys_list.args, ('IDLE Classic OSX', ))
# Builtin keyset with non-empty user keyset list.
idleConf.SetOption('keys', 'test1', 'option', 'value')
idleConf.SetOption('keys', 'test2', 'option2', 'value2')
d.load_key_cfg()
eq(d.builtin_name.get(), 'IDLE Classic OSX')
eq(d.custom_name.get(), 'test1')
eq(d.set_keys_type.called, 2)
eq(d.load_keys_list.called, 2)
eq(d.load_keys_list.args, ('IDLE Classic OSX', ))
# Use custom keyset.
idleConf.CurrentKeys = mock.Mock(return_value='test2')
idleConf.default_keys = mock.Mock(return_value='IDLE Modern Unix')
idleConf.SetOption('main', 'Keys', 'default', '0')
d.load_key_cfg()
self.assertFalse(d.keyset_source.get())
eq(d.builtin_name.get(), 'IDLE Modern Unix')
eq(d.custom_name.get(), 'test2')
eq(d.set_keys_type.called, 3)
eq(d.load_keys_list.called, 3)
eq(d.load_keys_list.args, ('test2', ))
del idleConf.CurrentKeys, idleConf.default_keys
tracers.attach()
def test_keyset_source(self):
eq = self.assertEqual
d = self.page
# Test these separately.
d.var_changed_builtin_name = Func()
d.var_changed_custom_name = Func()
# Builtin selected.
d.builtin_keyset_on.invoke()
eq(mainpage, {'Keys': {'default': 'True'}})
eq(d.var_changed_builtin_name.called, 1)
eq(d.var_changed_custom_name.called, 0)
changes.clear()
# Custom selected.
d.custom_keyset_on.state(('!disabled',))
d.custom_keyset_on.invoke()
self.assertEqual(mainpage, {'Keys': {'default': 'False'}})
eq(d.var_changed_builtin_name.called, 1)
eq(d.var_changed_custom_name.called, 1)
del d.var_changed_builtin_name, d.var_changed_custom_name
def test_builtin_name(self):
eq = self.assertEqual
d = self.page
idleConf.userCfg['main'].remove_section('Keys')
item_list = ['IDLE Classic Windows', 'IDLE Classic OSX',
'IDLE Modern UNIX']
# Not in old_keys, defaults name to first item.
d.builtinlist.SetMenu(item_list, 'IDLE Modern UNIX')
eq(mainpage, {'Keys': {'name': 'IDLE Classic Windows',
'name2': 'IDLE Modern UNIX'}})
eq(d.keys_message['text'], 'New key set, see Help')
eq(d.load_keys_list.called, 1)
eq(d.load_keys_list.args, ('IDLE Modern UNIX', ))
# Not in old keys - uses name2.
changes.clear()
idleConf.SetOption('main', 'Keys', 'name', 'IDLE Classic Unix')
d.builtinlist.SetMenu(item_list, 'IDLE Modern UNIX')
eq(mainpage, {'Keys': {'name2': 'IDLE Modern UNIX'}})
eq(d.keys_message['text'], 'New key set, see Help')
eq(d.load_keys_list.called, 2)
eq(d.load_keys_list.args, ('IDLE Modern UNIX', ))
# Builtin name in old_keys.
changes.clear()
d.builtinlist.SetMenu(item_list, 'IDLE Classic OSX')
eq(mainpage, {'Keys': {'name': 'IDLE Classic OSX', 'name2': ''}})
eq(d.keys_message['text'], '')
eq(d.load_keys_list.called, 3)
eq(d.load_keys_list.args, ('IDLE Classic OSX', ))
def test_custom_name(self):
d = self.page
# If no selections, doesn't get added.
d.customlist.SetMenu([], '- no custom keys -')
self.assertNotIn('Keys', mainpage)
self.assertEqual(d.load_keys_list.called, 0)
# Custom name selected.
changes.clear()
d.customlist.SetMenu(['a', 'b', 'c'], 'c')
self.assertEqual(mainpage, {'Keys': {'name': 'c'}})
self.assertEqual(d.load_keys_list.called, 1)
def test_keybinding(self):
idleConf.SetOption('extensions', 'ZzDummy', 'enable', 'True')
d = self.page
d.custom_name.set('my custom keys')
d.bindingslist.delete(0, 'end')
d.bindingslist.insert(0, 'copy')
d.bindingslist.insert(1, 'z-in')
d.bindingslist.selection_set(0)
d.bindingslist.selection_anchor(0)
# Core binding - adds to keys.
d.keybinding.set('<Key-F11>')
self.assertEqual(keyspage,
{'my custom keys': {'copy': '<Key-F11>'}})
# Not a core binding - adds to extensions.
d.bindingslist.selection_set(1)
d.bindingslist.selection_anchor(1)
d.keybinding.set('<Key-F11>')
self.assertEqual(extpage,
{'ZzDummy_cfgBindings': {'z-in': '<Key-F11>'}})
def test_set_keys_type(self):
eq = self.assertEqual
d = self.page
del d.set_keys_type
# Builtin keyset selected.
d.keyset_source.set(True)
d.set_keys_type()
eq(d.builtinlist['state'], NORMAL)
eq(d.customlist['state'], DISABLED)
eq(d.button_delete_custom_keys.state(), ('disabled',))
# Custom keyset selected.
d.keyset_source.set(False)
d.set_keys_type()
eq(d.builtinlist['state'], DISABLED)
eq(d.custom_keyset_on.state(), ('selected',))
eq(d.customlist['state'], NORMAL)
eq(d.button_delete_custom_keys.state(), ())
d.set_keys_type = Func()
def test_get_new_keys(self):
eq = self.assertEqual
d = self.page
orig_getkeysdialog = configdialog.GetKeysDialog
gkd = configdialog.GetKeysDialog = Func(return_self=True)
gnkn = d.get_new_keys_name = Func()
d.button_new_keys.state(('!disabled',))
d.bindingslist.delete(0, 'end')
d.bindingslist.insert(0, 'copy - <Control-Shift-Key-C>')
d.bindingslist.selection_set(0)
d.bindingslist.selection_anchor(0)
d.keybinding.set('Key-a')
d.keyset_source.set(True) # Default keyset.
# Default keyset; no change to binding.
gkd.result = ''
d.button_new_keys.invoke()
eq(d.bindingslist.get('anchor'), 'copy - <Control-Shift-Key-C>')
# Keybinding isn't changed when there isn't a change entered.
eq(d.keybinding.get(), 'Key-a')
# Default keyset; binding changed.
gkd.result = '<Key-F11>'
# No keyset name selected therefore binding not saved.
gnkn.result = ''
d.button_new_keys.invoke()
eq(gnkn.called, 1)
eq(d.bindingslist.get('anchor'), 'copy - <Control-Shift-Key-C>')
# Keyset name selected.
gnkn.result = 'My New Key Set'
d.button_new_keys.invoke()
eq(d.custom_name.get(), gnkn.result)
eq(d.bindingslist.get('anchor'), 'copy - <Key-F11>')
eq(d.keybinding.get(), '<Key-F11>')
# User keyset; binding changed.
d.keyset_source.set(False) # Custom keyset.
gnkn.called = 0
gkd.result = '<Key-p>'
d.button_new_keys.invoke()
eq(gnkn.called, 0)
eq(d.bindingslist.get('anchor'), 'copy - <Key-p>')
eq(d.keybinding.get(), '<Key-p>')
del d.get_new_keys_name
configdialog.GetKeysDialog = orig_getkeysdialog
def test_get_new_keys_name(self):
orig_sectionname = configdialog.SectionName
sn = configdialog.SectionName = Func(return_self=True)
d = self.page
sn.result = 'New Keys'
self.assertEqual(d.get_new_keys_name(''), 'New Keys')
configdialog.SectionName = orig_sectionname
def test_save_as_new_key_set(self):
d = self.page
gnkn = d.get_new_keys_name = Func()
d.keyset_source.set(True)
# No name entered.
gnkn.result = ''
d.button_save_custom_keys.invoke()
# Name entered.
gnkn.result = 'my new key set'
gnkn.called = 0
self.assertNotIn(gnkn.result, idleConf.userCfg['keys'])
d.button_save_custom_keys.invoke()
self.assertIn(gnkn.result, idleConf.userCfg['keys'])
del d.get_new_keys_name
def test_on_bindingslist_select(self):
d = self.page
b = d.bindingslist
b.delete(0, 'end')
b.insert(0, 'copy')
b.insert(1, 'find')
b.activate(0)
b.focus_force()
b.see(1)
b.update()
x, y, dx, dy = b.bbox(1)
x += dx // 2
y += dy // 2
b.event_generate('<Enter>', x=0, y=0)
b.event_generate('<Motion>', x=x, y=y)
b.event_generate('<Button-1>', x=x, y=y)
b.event_generate('<ButtonRelease-1>', x=x, y=y)
self.assertEqual(b.get('anchor'), 'find')
self.assertEqual(d.button_new_keys.state(), ())
def test_create_new_key_set_and_save_new_key_set(self):
eq = self.assertEqual
d = self.page
# Use default as previously active keyset.
d.keyset_source.set(True)
d.builtin_name.set('IDLE Classic Windows')
first_new = 'my new custom key set'
second_new = 'my second custom keyset'
# No changes, so keysets are an exact copy.
self.assertNotIn(first_new, idleConf.userCfg)
d.create_new_key_set(first_new)
eq(idleConf.GetSectionList('user', 'keys'), [first_new])
eq(idleConf.GetKeySet('IDLE Classic Windows'),
idleConf.GetKeySet(first_new))
eq(d.custom_name.get(), first_new)
self.assertFalse(d.keyset_source.get()) # Use custom set.
eq(d.set_keys_type.called, 1)
# Test that changed keybindings are in new keyset.
changes.add_option('keys', first_new, 'copy', '<Key-F11>')
self.assertNotIn(second_new, idleConf.userCfg)
d.create_new_key_set(second_new)
eq(idleConf.GetSectionList('user', 'keys'), [first_new, second_new])
self.assertNotEqual(idleConf.GetKeySet(first_new),
idleConf.GetKeySet(second_new))
# Check that difference in keysets was in option `copy` from `changes`.
idleConf.SetOption('keys', first_new, 'copy', '<Key-F11>')
eq(idleConf.GetKeySet(first_new), idleConf.GetKeySet(second_new))
def test_load_keys_list(self):
eq = self.assertEqual
d = self.page
gks = idleConf.GetKeySet = Func()
del d.load_keys_list
b = d.bindingslist
b.delete(0, 'end')
b.insert(0, '<<find>>')
b.insert(1, '<<help>>')
gks.result = {'<<copy>>': ['<Control-Key-c>', '<Control-Key-C>'],
'<<force-open-completions>>': ['<Control-Key-space>'],
'<<spam>>': ['<Key-F11>']}
changes.add_option('keys', 'my keys', 'spam', '<Shift-Key-a>')
expected = ('copy - <Control-Key-c> <Control-Key-C>',
'force-open-completions - <Control-Key-space>',
'spam - <Shift-Key-a>')
# No current selection.
d.load_keys_list('my keys')
eq(b.get(0, 'end'), expected)
eq(b.get('anchor'), '')
eq(b.curselection(), ())
# Check selection.
b.selection_set(1)
b.selection_anchor(1)
d.load_keys_list('my keys')
eq(b.get(0, 'end'), expected)
eq(b.get('anchor'), 'force-open-completions - <Control-Key-space>')
eq(b.curselection(), (1, ))
# Change selection.
b.selection_set(2)
b.selection_anchor(2)
d.load_keys_list('my keys')
eq(b.get(0, 'end'), expected)
eq(b.get('anchor'), 'spam - <Shift-Key-a>')
eq(b.curselection(), (2, ))
d.load_keys_list = Func()
del idleConf.GetKeySet
def test_delete_custom_keys(self):
eq = self.assertEqual
d = self.page
d.button_delete_custom_keys.state(('!disabled',))
yesno = d.askyesno = Func()
dialog.deactivate_current_config = Func()
dialog.activate_config_changes = Func()
keyset_name = 'spam key set'
idleConf.userCfg['keys'].SetOption(keyset_name, 'name', 'value')
keyspage[keyset_name] = {'option': 'True'}
keyset_name2 = 'other key set'
idleConf.userCfg['keys'].SetOption(keyset_name2, 'name', 'value')
keyspage[keyset_name2] = {'option': 'False'}
# Force custom keyset.
d.custom_keyset_on.state(('!disabled',))
d.custom_keyset_on.invoke()
d.custom_name.set(keyset_name)
# Cancel deletion.
yesno.result = False
d.button_delete_custom_keys.invoke()
eq(yesno.called, 1)
eq(keyspage[keyset_name], {'option': 'True'})
eq(idleConf.GetSectionList('user', 'keys'), [keyset_name, keyset_name2])
eq(dialog.deactivate_current_config.called, 0)
eq(dialog.activate_config_changes.called, 0)
eq(d.set_keys_type.called, 0)
# Confirm deletion.
yesno.result = True
d.button_delete_custom_keys.invoke()
eq(yesno.called, 2)
self.assertNotIn(keyset_name, keyspage)
eq(idleConf.GetSectionList('user', 'keys'), [keyset_name2])
eq(d.custom_keyset_on.state(), ())
eq(d.custom_name.get(), keyset_name2)
eq(dialog.deactivate_current_config.called, 1)
eq(dialog.activate_config_changes.called, 1)
eq(d.set_keys_type.called, 1)
# Confirm deletion of second keyset - empties list.
d.custom_name.set(keyset_name2)
yesno.result = True
d.button_delete_custom_keys.invoke()
eq(yesno.called, 3)
self.assertNotIn(keyset_name, keyspage)
eq(idleConf.GetSectionList('user', 'keys'), [])
eq(d.custom_keyset_on.state(), ('disabled',))
eq(d.custom_name.get(), '- no custom keys -')
eq(dialog.deactivate_current_config.called, 2)
eq(dialog.activate_config_changes.called, 2)
eq(d.set_keys_type.called, 2)
del dialog.activate_config_changes, dialog.deactivate_current_config
del d.askyesno
class GenPageTest(unittest.TestCase):
"""Test that general tab widgets enable users to make changes.
Test that widget actions set vars, that var changes add
options to changes and that helplist works correctly.
"""
@classmethod
def setUpClass(cls):
page = cls.page = dialog.genpage
dialog.note.select(page)
page.set = page.set_add_delete_state = Func()
page.upc = page.update_help_changes = Func()
page.update()
@classmethod
def tearDownClass(cls):
page = cls.page
del page.set, page.set_add_delete_state
del page.upc, page.update_help_changes
page.helplist.delete(0, 'end')
page.user_helplist.clear()
def setUp(self):
changes.clear()
def test_load_general_cfg(self):
# Set to wrong values, load, check right values.
eq = self.assertEqual
d = self.page
d.startup_edit.set(1)
d.autosave.set(1)
d.win_width.set(1)
d.win_height.set(1)
d.helplist.insert('end', 'bad')
d.user_helplist = ['bad', 'worse']
idleConf.SetOption('main', 'HelpFiles', '1', 'name;file')
d.load_general_cfg()
eq(d.startup_edit.get(), 0)
eq(d.autosave.get(), 0)
eq(d.win_width.get(), '80')
eq(d.win_height.get(), '40')
eq(d.helplist.get(0, 'end'), ('name',))
eq(d.user_helplist, [('name', 'file', '1')])
def test_startup(self):
d = self.page
d.startup_editor_on.invoke()
self.assertEqual(mainpage,
{'General': {'editor-on-startup': '1'}})
changes.clear()
d.startup_shell_on.invoke()
self.assertEqual(mainpage,
{'General': {'editor-on-startup': '0'}})
def test_editor_size(self):
d = self.page
d.win_height_int.delete(0, 'end')
d.win_height_int.insert(0, '11')
self.assertEqual(mainpage, {'EditorWindow': {'height': '11'}})
changes.clear()
d.win_width_int.delete(0, 'end')
d.win_width_int.insert(0, '11')
self.assertEqual(mainpage, {'EditorWindow': {'width': '11'}})
def test_cursor_blink(self):
self.page.cursor_blink_bool.invoke()
self.assertEqual(mainpage, {'EditorWindow': {'cursor-blink': 'False'}})
def test_autocomplete_wait(self):
self.page.auto_wait_int.delete(0, 'end')
self.page.auto_wait_int.insert(0, '11')
self.assertEqual(extpage, {'AutoComplete': {'popupwait': '11'}})
def test_parenmatch(self):
d = self.page
eq = self.assertEqual
d.paren_style_type['menu'].invoke(0)
eq(extpage, {'ParenMatch': {'style': 'opener'}})
changes.clear()
d.paren_flash_time.delete(0, 'end')
d.paren_flash_time.insert(0, '11')
eq(extpage, {'ParenMatch': {'flash-delay': '11'}})
changes.clear()
d.bell_on.invoke()
eq(extpage, {'ParenMatch': {'bell': 'False'}})
def test_autosave(self):
d = self.page
d.save_auto_on.invoke()
self.assertEqual(mainpage, {'General': {'autosave': '1'}})
d.save_ask_on.invoke()
self.assertEqual(mainpage, {'General': {'autosave': '0'}})
def test_paragraph(self):
self.page.format_width_int.delete(0, 'end')
self.page.format_width_int.insert(0, '11')
self.assertEqual(extpage, {'FormatParagraph': {'max-width': '11'}})
def test_context(self):
self.page.context_int.delete(0, 'end')
self.page.context_int.insert(0, '1')
self.assertEqual(extpage, {'CodeContext': {'maxlines': '1'}})
def test_source_selected(self):
d = self.page
d.set = d.set_add_delete_state
d.upc = d.update_help_changes
helplist = d.helplist
dex = 'end'
helplist.insert(dex, 'source')
helplist.activate(dex)
helplist.focus_force()
helplist.see(dex)
helplist.update()
x, y, dx, dy = helplist.bbox(dex)
x += dx // 2
y += dy // 2
d.set.called = d.upc.called = 0
helplist.event_generate('<Enter>', x=0, y=0)
helplist.event_generate('<Motion>', x=x, y=y)
helplist.event_generate('<Button-1>', x=x, y=y)
helplist.event_generate('<ButtonRelease-1>', x=x, y=y)
self.assertEqual(helplist.get('anchor'), 'source')
self.assertTrue(d.set.called)
self.assertFalse(d.upc.called)
def test_set_add_delete_state(self):
# Call with 0 items, 1 unselected item, 1 selected item.
eq = self.assertEqual
d = self.page
del d.set_add_delete_state # Unmask method.
sad = d.set_add_delete_state
h = d.helplist
h.delete(0, 'end')
sad()
eq(d.button_helplist_edit.state(), ('disabled',))
eq(d.button_helplist_remove.state(), ('disabled',))
h.insert(0, 'source')
sad()
eq(d.button_helplist_edit.state(), ('disabled',))
eq(d.button_helplist_remove.state(), ('disabled',))
h.selection_set(0)
sad()
eq(d.button_helplist_edit.state(), ())
eq(d.button_helplist_remove.state(), ())
d.set_add_delete_state = Func() # Mask method.
def test_helplist_item_add(self):
# Call without and twice with HelpSource result.
# Double call enables check on order.
eq = self.assertEqual
orig_helpsource = configdialog.HelpSource
hs = configdialog.HelpSource = Func(return_self=True)
d = self.page
d.helplist.delete(0, 'end')
d.user_helplist.clear()
d.set.called = d.upc.called = 0
hs.result = ''
d.helplist_item_add()
self.assertTrue(list(d.helplist.get(0, 'end')) ==
d.user_helplist == [])
self.assertFalse(d.upc.called)
hs.result = ('name1', 'file1')
d.helplist_item_add()
hs.result = ('name2', 'file2')
d.helplist_item_add()
eq(d.helplist.get(0, 'end'), ('name1', 'name2'))
eq(d.user_helplist, [('name1', 'file1'), ('name2', 'file2')])
eq(d.upc.called, 2)
self.assertFalse(d.set.called)
configdialog.HelpSource = orig_helpsource
def test_helplist_item_edit(self):
# Call without and with HelpSource change.
eq = self.assertEqual
orig_helpsource = configdialog.HelpSource
hs = configdialog.HelpSource = Func(return_self=True)
d = self.page
d.helplist.delete(0, 'end')
d.helplist.insert(0, 'name1')
d.helplist.selection_set(0)
d.helplist.selection_anchor(0)
d.user_helplist.clear()
d.user_helplist.append(('name1', 'file1'))
d.set.called = d.upc.called = 0
hs.result = ''
d.helplist_item_edit()
hs.result = ('name1', 'file1')
d.helplist_item_edit()
eq(d.helplist.get(0, 'end'), ('name1',))
eq(d.user_helplist, [('name1', 'file1')])
self.assertFalse(d.upc.called)
hs.result = ('name2', 'file2')
d.helplist_item_edit()
eq(d.helplist.get(0, 'end'), ('name2',))
eq(d.user_helplist, [('name2', 'file2')])
self.assertTrue(d.upc.called == d.set.called == 1)
configdialog.HelpSource = orig_helpsource
def test_helplist_item_remove(self):
eq = self.assertEqual
d = self.page
d.helplist.delete(0, 'end')
d.helplist.insert(0, 'name1')
d.helplist.selection_set(0)
d.helplist.selection_anchor(0)
d.user_helplist.clear()
d.user_helplist.append(('name1', 'file1'))
d.set.called = d.upc.called = 0
d.helplist_item_remove()
eq(d.helplist.get(0, 'end'), ())
eq(d.user_helplist, [])
self.assertTrue(d.upc.called == d.set.called == 1)
def test_update_help_changes(self):
d = self.page
del d.update_help_changes
d.user_helplist.clear()
d.user_helplist.append(('name1', 'file1'))
d.user_helplist.append(('name2', 'file2'))
d.update_help_changes()
self.assertEqual(mainpage['HelpFiles'],
{'1': 'name1;file1', '2': 'name2;file2'})
d.update_help_changes = Func()
class VarTraceTest(unittest.TestCase):
@classmethod
def setUpClass(cls):
cls.tracers = configdialog.VarTrace()
cls.iv = IntVar(root)
cls.bv = BooleanVar(root)
@classmethod
def tearDownClass(cls):
del cls.tracers, cls.iv, cls.bv
def setUp(self):
self.tracers.clear()
self.called = 0
def var_changed_increment(self, *params):
self.called += 13
def var_changed_boolean(self, *params):
pass
def test_init(self):
tr = self.tracers
tr.__init__()
self.assertEqual(tr.untraced, [])
self.assertEqual(tr.traced, [])
def test_clear(self):
tr = self.tracers
tr.untraced.append(0)
tr.traced.append(1)
tr.clear()
self.assertEqual(tr.untraced, [])
self.assertEqual(tr.traced, [])
def test_add(self):
tr = self.tracers
func = Func()
cb = tr.make_callback = mock.Mock(return_value=func)
iv = tr.add(self.iv, self.var_changed_increment)
self.assertIs(iv, self.iv)
bv = tr.add(self.bv, self.var_changed_boolean)
self.assertIs(bv, self.bv)
sv = StringVar(root)
sv2 = tr.add(sv, ('main', 'section', 'option'))
self.assertIs(sv2, sv)
cb.assert_called_once()
cb.assert_called_with(sv, ('main', 'section', 'option'))
expected = [(iv, self.var_changed_increment),
(bv, self.var_changed_boolean),
(sv, func)]
self.assertEqual(tr.traced, [])
self.assertEqual(tr.untraced, expected)
del tr.make_callback
def test_make_callback(self):
cb = self.tracers.make_callback(self.iv, ('main', 'section', 'option'))
self.assertTrue(callable(cb))
self.iv.set(42)
# Not attached, so set didn't invoke the callback.
self.assertNotIn('section', changes['main'])
# Invoke callback manually.
cb()
self.assertIn('section', changes['main'])
self.assertEqual(changes['main']['section']['option'], '42')
changes.clear()
def test_attach_detach(self):
tr = self.tracers
iv = tr.add(self.iv, self.var_changed_increment)
bv = tr.add(self.bv, self.var_changed_boolean)
expected = [(iv, self.var_changed_increment),
(bv, self.var_changed_boolean)]
# Attach callbacks and test call increment.
tr.attach()
self.assertEqual(tr.untraced, [])
self.assertCountEqual(tr.traced, expected)
iv.set(1)
self.assertEqual(iv.get(), 1)
self.assertEqual(self.called, 13)
# Check that only one callback is attached to a variable.
# If more than one callback were attached, then var_changed_increment
# would be called twice and the counter would be 2.
self.called = 0
tr.attach()
iv.set(1)
self.assertEqual(self.called, 13)
# Detach callbacks.
self.called = 0
tr.detach()
self.assertEqual(tr.traced, [])
self.assertCountEqual(tr.untraced, expected)
iv.set(1)
self.assertEqual(self.called, 0)
if __name__ == '__main__':
unittest.main(verbosity=2)
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