Python code coverage for Lib/tkinter/test/test_ttk/test_style.py

#	count	content
1	n/a	import unittest
2	n/a	import tkinter
3	n/a	from tkinter import ttk
4	n/a	from test.support import requires, run_unittest
5	n/a	from tkinter.test.support import AbstractTkTest
6	n/a
7	n/a	requires('gui')
8	n/a
9	n/a	class StyleTest(AbstractTkTest, unittest.TestCase):
10	n/a
11	n/a	def setUp(self):
12	n/a	super().setUp()
13	n/a	self.style = ttk.Style(self.root)
14	n/a
15	n/a
16	n/a	def test_configure(self):
17	n/a	style = self.style
18	n/a	style.configure('TButton', background='yellow')
19	n/a	self.assertEqual(style.configure('TButton', 'background'),
20	n/a	'yellow')
21	n/a	self.assertIsInstance(style.configure('TButton'), dict)
22	n/a
23	n/a
24	n/a	def test_map(self):
25	n/a	style = self.style
26	n/a	style.map('TButton', background=[('active', 'background', 'blue')])
27	n/a	self.assertEqual(style.map('TButton', 'background'),
28	n/a	[('active', 'background', 'blue')] if self.wantobjects else
29	n/a	[('active background', 'blue')])
30	n/a	self.assertIsInstance(style.map('TButton'), dict)
31	n/a
32	n/a
33	n/a	def test_lookup(self):
34	n/a	style = self.style
35	n/a	style.configure('TButton', background='yellow')
36	n/a	style.map('TButton', background=[('active', 'background', 'blue')])
37	n/a
38	n/a	self.assertEqual(style.lookup('TButton', 'background'), 'yellow')
39	n/a	self.assertEqual(style.lookup('TButton', 'background',
40	n/a	['active', 'background']), 'blue')
41	n/a	self.assertEqual(style.lookup('TButton', 'optionnotdefined',
42	n/a	default='iknewit'), 'iknewit')
43	n/a
44	n/a
45	n/a	def test_layout(self):
46	n/a	style = self.style
47	n/a	self.assertRaises(tkinter.TclError, style.layout, 'NotALayout')
48	n/a	tv_style = style.layout('Treeview')
49	n/a
50	n/a	# "erase" Treeview layout
51	n/a	style.layout('Treeview', '')
52	n/a	self.assertEqual(style.layout('Treeview'),
53	n/a	[('null', {'sticky': 'nswe'})]
54	n/a	)
55	n/a
56	n/a	# restore layout
57	n/a	style.layout('Treeview', tv_style)
58	n/a	self.assertEqual(style.layout('Treeview'), tv_style)
59	n/a
60	n/a	# should return a list
61	n/a	self.assertIsInstance(style.layout('TButton'), list)
62	n/a
63	n/a	# correct layout, but "option" doesn't exist as option
64	n/a	self.assertRaises(tkinter.TclError, style.layout, 'Treeview',
65	n/a	[('name', {'option': 'inexistent'})])
66	n/a
67	n/a
68	n/a	def test_theme_use(self):
69	n/a	self.assertRaises(tkinter.TclError, self.style.theme_use,
70	n/a	'nonexistingname')
71	n/a
72	n/a	curr_theme = self.style.theme_use()
73	n/a	new_theme = None
74	n/a	for theme in self.style.theme_names():
75	n/a	if theme != curr_theme:
76	n/a	new_theme = theme
77	n/a	self.style.theme_use(theme)
78	n/a	break
79	n/a	else:
80	n/a	# just one theme available, can't go on with tests
81	n/a	return
82	n/a
83	n/a	self.assertFalse(curr_theme == new_theme)
84	n/a	self.assertFalse(new_theme != self.style.theme_use())
85	n/a
86	n/a	self.style.theme_use(curr_theme)
87	n/a
88	n/a
89	n/a	tests_gui = (StyleTest, )
90	n/a
91	n/a	if __name__ == "__main__":
92	n/a	run_unittest(*tests_gui)