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