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

#	count	content
1	n/a	''' Test mock_tk.Text class against tkinter.Text class
2	n/a
3	n/a	Run same tests with both by creating a mixin class.
4	n/a	'''
5	n/a	import unittest
6	n/a	from test.support import requires
7	n/a	from _tkinter import TclError
8	n/a
9	n/a	class TextTest(object):
10	n/a	"Define items common to both sets of tests."
11	n/a
12	n/a	hw = 'hello\nworld' # Several tests insert this after after initialization.
13	n/a	hwn = hw+'\n' # \n present at initialization, before insert
14	n/a
15	n/a	# setUpClass defines cls.Text and maybe cls.root.
16	n/a	# setUp defines self.text from Text and maybe root.
17	n/a
18	n/a	def test_init(self):
19	n/a	self.assertEqual(self.text.get('1.0'), '\n')
20	n/a	self.assertEqual(self.text.get('end'), '')
21	n/a
22	n/a	def test_index_empty(self):
23	n/a	index = self.text.index
24	n/a
25	n/a	for dex in (-1.0, 0.3, '1.-1', '1.0', '1.0 lineend', '1.end', '1.33',
26	n/a	'insert'):
27	n/a	self.assertEqual(index(dex), '1.0')
28	n/a
29	n/a	for dex in 'end', 2.0, '2.1', '33.44':
30	n/a	self.assertEqual(index(dex), '2.0')
31	n/a
32	n/a	def test_index_data(self):
33	n/a	index = self.text.index
34	n/a	self.text.insert('1.0', self.hw)
35	n/a
36	n/a	for dex in -1.0, 0.3, '1.-1', '1.0':
37	n/a	self.assertEqual(index(dex), '1.0')
38	n/a
39	n/a	for dex in '1.0 lineend', '1.end', '1.33':
40	n/a	self.assertEqual(index(dex), '1.5')
41	n/a
42	n/a	for dex in 'end', '33.44':
43	n/a	self.assertEqual(index(dex), '3.0')
44	n/a
45	n/a	def test_get(self):
46	n/a	get = self.text.get
47	n/a	Equal = self.assertEqual
48	n/a	self.text.insert('1.0', self.hw)
49	n/a
50	n/a	Equal(get('end'), '')
51	n/a	Equal(get('end', 'end'), '')
52	n/a	Equal(get('1.0'), 'h')
53	n/a	Equal(get('1.0', '1.1'), 'h')
54	n/a	Equal(get('1.0', '1.3'), 'hel')
55	n/a	Equal(get('1.1', '1.3'), 'el')
56	n/a	Equal(get('1.0', '1.0 lineend'), 'hello')
57	n/a	Equal(get('1.0', '1.10'), 'hello')
58	n/a	Equal(get('1.0 lineend'), '\n')
59	n/a	Equal(get('1.1', '2.3'), 'ello\nwor')
60	n/a	Equal(get('1.0', '2.5'), self.hw)
61	n/a	Equal(get('1.0', 'end'), self.hwn)
62	n/a	Equal(get('0.0', '5.0'), self.hwn)
63	n/a
64	n/a	def test_insert(self):
65	n/a	insert = self.text.insert
66	n/a	get = self.text.get
67	n/a	Equal = self.assertEqual
68	n/a
69	n/a	insert('1.0', self.hw)
70	n/a	Equal(get('1.0', 'end'), self.hwn)
71	n/a
72	n/a	insert('1.0', '') # nothing
73	n/a	Equal(get('1.0', 'end'), self.hwn)
74	n/a
75	n/a	insert('1.0', '*')
76	n/a	Equal(get('1.0', 'end'), '*hello\nworld\n')
77	n/a
78	n/a	insert('1.0 lineend', '*')
79	n/a	Equal(get('1.0', 'end'), 'hello\nworld\n')
80	n/a
81	n/a	insert('2.3', '*')
82	n/a	Equal(get('1.0', 'end'), 'hello\nwor*ld\n')
83	n/a
84	n/a	insert('end', 'x')
85	n/a	Equal(get('1.0', 'end'), 'hello\nwor*ldx\n')
86	n/a
87	n/a	insert('1.4', 'x\n')
88	n/a	Equal(get('1.0', 'end'), 'helx\nlo\nwor*ldx\n')
89	n/a
90	n/a	def test_no_delete(self):
91	n/a	# if index1 == 'insert' or 'end' or >= end, there is no deletion
92	n/a	delete = self.text.delete
93	n/a	get = self.text.get
94	n/a	Equal = self.assertEqual
95	n/a	self.text.insert('1.0', self.hw)
96	n/a
97	n/a	delete('insert')
98	n/a	Equal(get('1.0', 'end'), self.hwn)
99	n/a
100	n/a	delete('end')
101	n/a	Equal(get('1.0', 'end'), self.hwn)
102	n/a
103	n/a	delete('insert', 'end')
104	n/a	Equal(get('1.0', 'end'), self.hwn)
105	n/a
106	n/a	delete('insert', '5.5')
107	n/a	Equal(get('1.0', 'end'), self.hwn)
108	n/a
109	n/a	delete('1.4', '1.0')
110	n/a	Equal(get('1.0', 'end'), self.hwn)
111	n/a
112	n/a	delete('1.4', '1.4')
113	n/a	Equal(get('1.0', 'end'), self.hwn)
114	n/a
115	n/a	def test_delete_char(self):
116	n/a	delete = self.text.delete
117	n/a	get = self.text.get
118	n/a	Equal = self.assertEqual
119	n/a	self.text.insert('1.0', self.hw)
120	n/a
121	n/a	delete('1.0')
122	n/a	Equal(get('1.0', '1.end'), 'ello')
123	n/a
124	n/a	delete('1.0', '1.1')
125	n/a	Equal(get('1.0', '1.end'), 'llo')
126	n/a
127	n/a	# delete \n and combine 2 lines into 1
128	n/a	delete('1.end')
129	n/a	Equal(get('1.0', '1.end'), 'lloworld')
130	n/a
131	n/a	self.text.insert('1.3', '\n')
132	n/a	delete('1.10')
133	n/a	Equal(get('1.0', '1.end'), 'lloworld')
134	n/a
135	n/a	self.text.insert('1.3', '\n')
136	n/a	delete('1.3', '2.0')
137	n/a	Equal(get('1.0', '1.end'), 'lloworld')
138	n/a
139	n/a	def test_delete_slice(self):
140	n/a	delete = self.text.delete
141	n/a	get = self.text.get
142	n/a	Equal = self.assertEqual
143	n/a	self.text.insert('1.0', self.hw)
144	n/a
145	n/a	delete('1.0', '1.0 lineend')
146	n/a	Equal(get('1.0', 'end'), '\nworld\n')
147	n/a
148	n/a	delete('1.0', 'end')
149	n/a	Equal(get('1.0', 'end'), '\n')
150	n/a
151	n/a	self.text.insert('1.0', self.hw)
152	n/a	delete('1.0', '2.0')
153	n/a	Equal(get('1.0', 'end'), 'world\n')
154	n/a
155	n/a	delete('1.0', 'end')
156	n/a	Equal(get('1.0', 'end'), '\n')
157	n/a
158	n/a	self.text.insert('1.0', self.hw)
159	n/a	delete('1.2', '2.3')
160	n/a	Equal(get('1.0', 'end'), 'held\n')
161	n/a
162	n/a	def test_multiple_lines(self): # insert and delete
163	n/a	self.text.insert('1.0', 'hello')
164	n/a
165	n/a	self.text.insert('1.3', '1\n2\n3\n4\n5')
166	n/a	self.assertEqual(self.text.get('1.0', 'end'), 'hel1\n2\n3\n4\n5lo\n')
167	n/a
168	n/a	self.text.delete('1.3', '5.1')
169	n/a	self.assertEqual(self.text.get('1.0', 'end'), 'hello\n')
170	n/a
171	n/a	def test_compare(self):
172	n/a	compare = self.text.compare
173	n/a	Equal = self.assertEqual
174	n/a	# need data so indexes not squished to 1,0
175	n/a	self.text.insert('1.0', 'First\nSecond\nThird\n')
176	n/a
177	n/a	self.assertRaises(TclError, compare, '2.2', 'op', '2.2')
178	n/a
179	n/a	for op, less1, less0, equal, greater0, greater1 in (
180	n/a	('<', True, True, False, False, False),
181	n/a	('<=', True, True, True, False, False),
182	n/a	('>', False, False, False, True, True),
183	n/a	('>=', False, False, True, True, True),
184	n/a	('==', False, False, True, False, False),
185	n/a	('!=', True, True, False, True, True),
186	n/a	):
187	n/a	Equal(compare('1.1', op, '2.2'), less1, op)
188	n/a	Equal(compare('2.1', op, '2.2'), less0, op)
189	n/a	Equal(compare('2.2', op, '2.2'), equal, op)
190	n/a	Equal(compare('2.3', op, '2.2'), greater0, op)
191	n/a	Equal(compare('3.3', op, '2.2'), greater1, op)
192	n/a
193	n/a
194	n/a	class MockTextTest(TextTest, unittest.TestCase):
195	n/a
196	n/a	@classmethod
197	n/a	def setUpClass(cls):
198	n/a	from idlelib.idle_test.mock_tk import Text
199	n/a	cls.Text = Text
200	n/a
201	n/a	def setUp(self):
202	n/a	self.text = self.Text()
203	n/a
204	n/a
205	n/a	def test_decode(self):
206	n/a	# test endflags (-1, 0) not tested by test_index (which uses +1)
207	n/a	decode = self.text._decode
208	n/a	Equal = self.assertEqual
209	n/a	self.text.insert('1.0', self.hw)
210	n/a
211	n/a	Equal(decode('end', -1), (2, 5))
212	n/a	Equal(decode('3.1', -1), (2, 5))
213	n/a	Equal(decode('end', 0), (2, 6))
214	n/a	Equal(decode('3.1', 0), (2, 6))
215	n/a
216	n/a
217	n/a	class TkTextTest(TextTest, unittest.TestCase):
218	n/a
219	n/a	@classmethod
220	n/a	def setUpClass(cls):
221	n/a	requires('gui')
222	n/a	from tkinter import Tk, Text
223	n/a	cls.Text = Text
224	n/a	cls.root = Tk()
225	n/a
226	n/a	@classmethod
227	n/a	def tearDownClass(cls):
228	n/a	cls.root.destroy()
229	n/a	del cls.root
230	n/a
231	n/a	def setUp(self):
232	n/a	self.text = self.Text(self.root)
233	n/a
234	n/a
235	n/a	if __name__ == '__main__':
236	n/a	unittest.main(verbosity=2, exit=False)