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3d14805947
* Add parameters nolinestop and strictlimits in the tkinter.Text.search() method. * Add the tkinter.Text.search_all() method. * Add more tests for tkinter.Text.search(). * stopindex is now only ignored if it is None.
203 lines
9.7 KiB
Python
203 lines
9.7 KiB
Python
import unittest
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import tkinter
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from test.support import requires
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from test.test_tkinter.support import AbstractTkTest
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requires('gui')
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class TextTest(AbstractTkTest, unittest.TestCase):
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def setUp(self):
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super().setUp()
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self.text = tkinter.Text(self.root)
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self.text.pack()
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def test_debug(self):
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text = self.text
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olddebug = text.debug()
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try:
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text.debug(0)
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self.assertEqual(text.debug(), 0)
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text.debug(1)
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self.assertEqual(text.debug(), 1)
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finally:
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text.debug(olddebug)
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self.assertEqual(text.debug(), olddebug)
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def test_search(self):
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text = self.text
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# pattern and index are obligatory arguments.
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self.assertRaises(tkinter.TclError, text.search, None, '1.0')
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self.assertRaises(tkinter.TclError, text.search, 'a', None)
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self.assertRaises(tkinter.TclError, text.search, None, None)
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# Invalid text index.
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self.assertRaises(tkinter.TclError, text.search, '', 0)
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self.assertRaises(tkinter.TclError, text.search, '', '')
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self.assertRaises(tkinter.TclError, text.search, '', 'invalid')
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self.assertRaises(tkinter.TclError, text.search, '', '1.0', 0)
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self.assertRaises(tkinter.TclError, text.search, '', '1.0', '')
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self.assertRaises(tkinter.TclError, text.search, '', '1.0', 'invalid')
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text.insert('1.0',
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'This is a test. This is only a test.\n'
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'Another line.\n'
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'Yet another line.\n'
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'64-bit')
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self.assertEqual(text.search('test', '1.0'), '1.10')
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self.assertEqual(text.search('test', '1.0', 'end'), '1.10')
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self.assertEqual(text.search('test', '1.0', '1.10'), '')
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self.assertEqual(text.search('test', '1.11'), '1.31')
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self.assertEqual(text.search('test', '1.32', 'end'), '')
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self.assertEqual(text.search('test', '1.32'), '1.10')
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self.assertEqual(text.search('', '1.0'), '1.0') # empty pattern
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self.assertEqual(text.search('nonexistent', '1.0'), '')
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self.assertEqual(text.search('-bit', '1.0'), '4.2') # starts with a hyphen
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self.assertEqual(text.search('line', '3.0'), '3.12')
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self.assertEqual(text.search('line', '3.0', forwards=True), '3.12')
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self.assertEqual(text.search('line', '3.0', backwards=True), '2.8')
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self.assertEqual(text.search('line', '3.0', forwards=True, backwards=True), '2.8')
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self.assertEqual(text.search('t.', '1.0'), '1.13')
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self.assertEqual(text.search('t.', '1.0', exact=True), '1.13')
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self.assertEqual(text.search('t.', '1.0', regexp=True), '1.10')
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self.assertEqual(text.search('t.', '1.0', exact=True, regexp=True), '1.10')
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self.assertEqual(text.search('TEST', '1.0'), '')
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self.assertEqual(text.search('TEST', '1.0', nocase=True), '1.10')
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self.assertEqual(text.search('.*line', '1.0', regexp=True), '2.0')
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self.assertEqual(text.search('.*line', '1.0', regexp=True, nolinestop=True), '1.0')
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self.assertEqual(text.search('test', '1.0', '1.13'), '1.10')
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self.assertEqual(text.search('test', '1.0', '1.13', strictlimits=True), '')
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self.assertEqual(text.search('test', '1.0', '1.14', strictlimits=True), '1.10')
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var = tkinter.Variable(self.root)
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self.assertEqual(text.search('test', '1.0', count=var), '1.10')
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self.assertEqual(var.get(), 4 if self.wantobjects else '4')
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# TODO: Add test for elide=True
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def test_search_all(self):
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text = self.text
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# pattern and index are obligatory arguments.
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self.assertRaises(tkinter.TclError, text.search_all, None, '1.0')
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self.assertRaises(tkinter.TclError, text.search_all, 'a', None)
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self.assertRaises(tkinter.TclError, text.search_all, None, None)
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# Keyword-only arguments
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self.assertRaises(TypeError, text.search_all, 'a', '1.0', 'end', None)
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# Invalid text index.
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self.assertRaises(tkinter.TclError, text.search_all, '', 0)
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self.assertRaises(tkinter.TclError, text.search_all, '', '')
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self.assertRaises(tkinter.TclError, text.search_all, '', 'invalid')
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self.assertRaises(tkinter.TclError, text.search_all, '', '1.0', 0)
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self.assertRaises(tkinter.TclError, text.search_all, '', '1.0', '')
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self.assertRaises(tkinter.TclError, text.search_all, '', '1.0', 'invalid')
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def eq(res, expected):
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self.assertIsInstance(res, tuple)
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self.assertEqual([str(i) for i in res], expected)
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text.insert('1.0', 'ababa\naba\n64-bit')
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eq(text.search_all('aba', '1.0'), ['1.0', '2.0'])
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eq(text.search_all('aba', '1.0', 'end'), ['1.0', '2.0'])
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eq(text.search_all('aba', '1.1', 'end'), ['1.2', '2.0'])
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eq(text.search_all('aba', '1.1'), ['1.2', '2.0', '1.0'])
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res = text.search_all('', '1.0') # empty pattern
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eq(res[:5], ['1.0', '1.1', '1.2', '1.3', '1.4'])
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eq(res[-5:], ['3.2', '3.3', '3.4', '3.5', '3.6'])
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eq(text.search_all('nonexistent', '1.0'), [])
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eq(text.search_all('-bit', '1.0'), ['3.2']) # starts with a hyphen
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eq(text.search_all('aba', '1.0', 'end', forwards=True), ['1.0', '2.0'])
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eq(text.search_all('aba', 'end', '1.0', backwards=True), ['2.0', '1.2'])
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eq(text.search_all('aba', '1.0', overlap=True), ['1.0', '1.2', '2.0'])
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eq(text.search_all('aba', 'end', '1.0', overlap=True, backwards=True), ['2.0', '1.2', '1.0'])
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eq(text.search_all('aba', '1.0', exact=True), ['1.0', '2.0'])
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eq(text.search_all('a.a', '1.0', exact=True), [])
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eq(text.search_all('a.a', '1.0', regexp=True), ['1.0', '2.0'])
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eq(text.search_all('ABA', '1.0'), [])
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eq(text.search_all('ABA', '1.0', nocase=True), ['1.0', '2.0'])
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eq(text.search_all('a.a', '1.0', regexp=True), ['1.0', '2.0'])
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eq(text.search_all('a.a', '1.0', regexp=True, nolinestop=True), ['1.0', '1.4'])
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eq(text.search_all('aba', '1.0', '2.2'), ['1.0', '2.0'])
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eq(text.search_all('aba', '1.0', '2.2', strictlimits=True), ['1.0'])
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eq(text.search_all('aba', '1.0', '2.3', strictlimits=True), ['1.0', '2.0'])
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var = tkinter.Variable(self.root)
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eq(text.search_all('aba', '1.0', count=var), ['1.0', '2.0'])
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self.assertEqual(var.get(), (3, 3) if self.wantobjects else '3 3')
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# TODO: Add test for elide=True
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def test_count(self):
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text = self.text
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text.insert('1.0',
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'Lorem ipsum dolor sit amet,\n'
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'consectetur adipiscing elit,\n'
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'sed do eiusmod tempor incididunt\n'
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'ut labore et dolore magna aliqua.')
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options = ('chars', 'indices', 'lines',
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'displaychars', 'displayindices', 'displaylines',
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'xpixels', 'ypixels')
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self.assertEqual(len(text.count('1.0', 'end', *options, return_ints=True)), 8)
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self.assertEqual(len(text.count('1.0', 'end', *options)), 8)
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self.assertEqual(text.count('1.0', 'end', 'chars', 'lines', return_ints=True),
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(124, 4))
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self.assertEqual(text.count('1.3', '4.5', 'chars', 'lines'), (92, 3))
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self.assertEqual(text.count('4.5', '1.3', 'chars', 'lines', return_ints=True),
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(-92, -3))
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self.assertEqual(text.count('4.5', '1.3', 'chars', 'lines'), (-92, -3))
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self.assertEqual(text.count('1.3', '1.3', 'chars', 'lines', return_ints=True),
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(0, 0))
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self.assertEqual(text.count('1.3', '1.3', 'chars', 'lines'), (0, 0))
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self.assertEqual(text.count('1.0', 'end', 'lines', return_ints=True), 4)
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self.assertEqual(text.count('1.0', 'end', 'lines'), (4,))
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self.assertEqual(text.count('end', '1.0', 'lines', return_ints=True), -4)
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self.assertEqual(text.count('end', '1.0', 'lines'), (-4,))
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self.assertEqual(text.count('1.3', '1.5', 'lines', return_ints=True), 0)
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self.assertEqual(text.count('1.3', '1.5', 'lines'), None)
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self.assertEqual(text.count('1.3', '1.3', 'lines', return_ints=True), 0)
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self.assertEqual(text.count('1.3', '1.3', 'lines'), None)
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# Count 'indices' by default.
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self.assertEqual(text.count('1.0', 'end', return_ints=True), 124)
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self.assertEqual(text.count('1.0', 'end'), (124,))
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self.assertEqual(text.count('1.0', 'end', 'indices', return_ints=True), 124)
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self.assertEqual(text.count('1.0', 'end', 'indices'), (124,))
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self.assertRaises(tkinter.TclError, text.count, '1.0', 'end', 'spam')
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self.assertRaises(tkinter.TclError, text.count, '1.0', 'end', '-lines')
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self.assertIsInstance(text.count('1.3', '1.5', 'ypixels', return_ints=True), int)
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self.assertIsInstance(text.count('1.3', '1.5', 'ypixels'), tuple)
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self.assertIsInstance(text.count('1.3', '1.5', 'update', 'ypixels', return_ints=True), int)
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self.assertIsInstance(text.count('1.3', '1.5', 'update', 'ypixels'), int)
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self.assertEqual(text.count('1.3', '1.3', 'update', 'ypixels', return_ints=True), 0)
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self.assertEqual(text.count('1.3', '1.3', 'update', 'ypixels'), None)
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self.assertEqual(text.count('1.3', '1.5', 'update', 'indices', return_ints=True), 2)
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self.assertEqual(text.count('1.3', '1.5', 'update', 'indices'), 2)
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self.assertEqual(text.count('1.3', '1.3', 'update', 'indices', return_ints=True), 0)
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self.assertEqual(text.count('1.3', '1.3', 'update', 'indices'), None)
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self.assertEqual(text.count('1.3', '1.5', 'update', return_ints=True), 2)
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self.assertEqual(text.count('1.3', '1.5', 'update'), (2,))
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self.assertEqual(text.count('1.3', '1.3', 'update', return_ints=True), 0)
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self.assertEqual(text.count('1.3', '1.3', 'update'), None)
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if __name__ == "__main__":
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unittest.main()
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