Python code coverage for Lib/idlelib/idle_test/test_config.py

#	count	content
1	n/a	'''Test idlelib.config.
2	n/a
3	n/a	Much is tested by opening config dialog live or in test_configdialog.
4	n/a	Coverage: 27%
5	n/a	'''
6	n/a	from sys import modules
7	n/a	from test.support import captured_stderr
8	n/a	from tkinter import Tk
9	n/a	import unittest
10	n/a	from idlelib import config
11	n/a
12	n/a	# Tests should not depend on fortuitous user configurations.
13	n/a	# They must not affect actual user .cfg files.
14	n/a	# Replace user parsers with empty parsers that cannot be saved.
15	n/a
16	n/a	idleConf = config.idleConf
17	n/a	usercfg = idleConf.userCfg
18	n/a	testcfg = {}
19	n/a	usermain = testcfg['main'] = config.IdleUserConfParser('') # filename
20	n/a	userhigh = testcfg['highlight'] = config.IdleUserConfParser('')
21	n/a	userkeys = testcfg['keys'] = config.IdleUserConfParser('')
22	n/a
23	n/a	def setUpModule():
24	n/a	idleConf.userCfg = testcfg
25	n/a
26	n/a	def tearDownModule():
27	n/a	idleConf.userCfg = usercfg
28	n/a
29	n/a
30	n/a	class CurrentColorKeysTest(unittest.TestCase):
31	n/a	""" Test colorkeys function with user config [Theme] and [Keys] patterns.
32	n/a
33	n/a	colorkeys = config.IdleConf.current_colors_and_keys
34	n/a	Test all patterns written by IDLE and some errors
35	n/a	Item 'default' should really be 'builtin' (versus 'custom).
36	n/a	"""
37	n/a	colorkeys = idleConf.current_colors_and_keys
38	n/a	default_theme = 'IDLE Classic'
39	n/a	default_keys = idleConf.default_keys()
40	n/a
41	n/a	def test_old_builtin_theme(self):
42	n/a	# On initial installation, user main is blank.
43	n/a	self.assertEqual(self.colorkeys('Theme'), self.default_theme)
44	n/a	# For old default, name2 must be blank.
45	n/a	usermain.read_string('''
46	n/a	[Theme]
47	n/a	default = True
48	n/a	''')
49	n/a	# IDLE omits 'name' for default old builtin theme.
50	n/a	self.assertEqual(self.colorkeys('Theme'), self.default_theme)
51	n/a	# IDLE adds 'name' for non-default old builtin theme.
52	n/a	usermain['Theme']['name'] = 'IDLE New'
53	n/a	self.assertEqual(self.colorkeys('Theme'), 'IDLE New')
54	n/a	# Erroneous non-default old builtin reverts to default.
55	n/a	usermain['Theme']['name'] = 'non-existent'
56	n/a	self.assertEqual(self.colorkeys('Theme'), self.default_theme)
57	n/a	usermain.remove_section('Theme')
58	n/a
59	n/a	def test_new_builtin_theme(self):
60	n/a	# IDLE writes name2 for new builtins.
61	n/a	usermain.read_string('''
62	n/a	[Theme]
63	n/a	default = True
64	n/a	name2 = IDLE Dark
65	n/a	''')
66	n/a	self.assertEqual(self.colorkeys('Theme'), 'IDLE Dark')
67	n/a	# Leftover 'name', not removed, is ignored.
68	n/a	usermain['Theme']['name'] = 'IDLE New'
69	n/a	self.assertEqual(self.colorkeys('Theme'), 'IDLE Dark')
70	n/a	# Erroneous non-default new builtin reverts to default.
71	n/a	usermain['Theme']['name2'] = 'non-existent'
72	n/a	self.assertEqual(self.colorkeys('Theme'), self.default_theme)
73	n/a	usermain.remove_section('Theme')
74	n/a
75	n/a	def test_user_override_theme(self):
76	n/a	# Erroneous custom name (no definition) reverts to default.
77	n/a	usermain.read_string('''
78	n/a	[Theme]
79	n/a	default = False
80	n/a	name = Custom Dark
81	n/a	''')
82	n/a	self.assertEqual(self.colorkeys('Theme'), self.default_theme)
83	n/a	# Custom name is valid with matching Section name.
84	n/a	userhigh.read_string('[Custom Dark]\na=b')
85	n/a	self.assertEqual(self.colorkeys('Theme'), 'Custom Dark')
86	n/a	# Name2 is ignored.
87	n/a	usermain['Theme']['name2'] = 'non-existent'
88	n/a	self.assertEqual(self.colorkeys('Theme'), 'Custom Dark')
89	n/a	usermain.remove_section('Theme')
90	n/a	userhigh.remove_section('Custom Dark')
91	n/a
92	n/a	def test_old_builtin_keys(self):
93	n/a	# On initial installation, user main is blank.
94	n/a	self.assertEqual(self.colorkeys('Keys'), self.default_keys)
95	n/a	# For old default, name2 must be blank, name is always used.
96	n/a	usermain.read_string('''
97	n/a	[Keys]
98	n/a	default = True
99	n/a	name = IDLE Classic Unix
100	n/a	''')
101	n/a	self.assertEqual(self.colorkeys('Keys'), 'IDLE Classic Unix')
102	n/a	# Erroneous non-default old builtin reverts to default.
103	n/a	usermain['Keys']['name'] = 'non-existent'
104	n/a	self.assertEqual(self.colorkeys('Keys'), self.default_keys)
105	n/a	usermain.remove_section('Keys')
106	n/a
107	n/a	def test_new_builtin_keys(self):
108	n/a	# IDLE writes name2 for new builtins.
109	n/a	usermain.read_string('''
110	n/a	[Keys]
111	n/a	default = True
112	n/a	name2 = IDLE Modern Unix
113	n/a	''')
114	n/a	self.assertEqual(self.colorkeys('Keys'), 'IDLE Modern Unix')
115	n/a	# Leftover 'name', not removed, is ignored.
116	n/a	usermain['Keys']['name'] = 'IDLE Classic Unix'
117	n/a	self.assertEqual(self.colorkeys('Keys'), 'IDLE Modern Unix')
118	n/a	# Erroneous non-default new builtin reverts to default.
119	n/a	usermain['Keys']['name2'] = 'non-existent'
120	n/a	self.assertEqual(self.colorkeys('Keys'), self.default_keys)
121	n/a	usermain.remove_section('Keys')
122	n/a
123	n/a	def test_user_override_keys(self):
124	n/a	# Erroneous custom name (no definition) reverts to default.
125	n/a	usermain.read_string('''
126	n/a	[Keys]
127	n/a	default = False
128	n/a	name = Custom Keys
129	n/a	''')
130	n/a	self.assertEqual(self.colorkeys('Keys'), self.default_keys)
131	n/a	# Custom name is valid with matching Section name.
132	n/a	userkeys.read_string('[Custom Keys]\na=b')
133	n/a	self.assertEqual(self.colorkeys('Keys'), 'Custom Keys')
134	n/a	# Name2 is ignored.
135	n/a	usermain['Keys']['name2'] = 'non-existent'
136	n/a	self.assertEqual(self.colorkeys('Keys'), 'Custom Keys')
137	n/a	usermain.remove_section('Keys')
138	n/a	userkeys.remove_section('Custom Keys')
139	n/a
140	n/a
141	n/a	class WarningTest(unittest.TestCase):
142	n/a
143	n/a	def test_warn(self):
144	n/a	Equal = self.assertEqual
145	n/a	config._warned = set()
146	n/a	with captured_stderr() as stderr:
147	n/a	config._warn('warning', 'key')
148	n/a	Equal(config._warned, {('warning','key')})
149	n/a	Equal(stderr.getvalue(), 'warning'+'\n')
150	n/a	with captured_stderr() as stderr:
151	n/a	config._warn('warning', 'key')
152	n/a	Equal(stderr.getvalue(), '')
153	n/a	with captured_stderr() as stderr:
154	n/a	config._warn('warn2', 'yek')
155	n/a	Equal(config._warned, {('warning','key'), ('warn2','yek')})
156	n/a	Equal(stderr.getvalue(), 'warn2'+'\n')
157	n/a
158	n/a
159	n/a	if __name__ == '__main__':
160	n/a	unittest.main(verbosity=2)