import unittest import tkinter from tkinter import TclError from test.support import requires from test.test_tkinter.support import setUpModule # noqa: F401 from test.test_tkinter.support import AbstractTkTest, requires_tk 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_index(self): text = self.text text.insert('1.0', 'Lorem ipsum\ndolor sit amet') self.assertEqual(text.index('1.0'), '1.0') self.assertEqual(text.index('1.end'), '1.11') self.assertEqual(text.index('end'), '3.0') self.assertEqual(text.index('2.5'), '2.5') # Index past the end of a line is clamped to its end. self.assertEqual(text.index('1.100'), '1.11') self.assertRaises(TclError, text.index, 'invalid') self.assertRaises(TypeError, text.index) self.assertRaises(TypeError, text.index, '1.0', '2.5') def test_compare(self): text = self.text text.insert('1.0', 'Lorem ipsum\ndolor sit amet') self.assertIs(text.compare('1.0', '<', '2.0'), True) self.assertIs(text.compare('2.0', '<', '1.0'), False) self.assertIs(text.compare('1.5', '==', '1.5'), True) self.assertIs(text.compare('1.5', '!=', '1.5'), False) self.assertIs(text.compare('2.0', '>=', '2.0'), True) self.assertIs(text.compare('1.0', '<=', 'end'), True) self.assertRaises(TclError, text.compare, '1.0', 'invalid', '2.0') self.assertRaises(TypeError, text.compare, '1.0', '<') self.assertRaises(TypeError, text.compare, '1.0', '<', '2.0', '3.0') def test_insert_get_delete(self): text = self.text text.insert('1.0', 'Lorem ipsum') self.assertEqual(text.get('1.0', 'end'), 'Lorem ipsum\n') self.assertEqual(text.get('1.0', '1.5'), 'Lorem') self.assertEqual(text.get('1.6'), 'i') # single character # insert before an existing index text.insert('1.0', '*** ') self.assertEqual(text.get('1.0', 'end'), '*** Lorem ipsum\n') text.delete('1.0', '1.4') self.assertEqual(text.get('1.0', 'end'), 'Lorem ipsum\n') text.delete('1.5') # delete a single character self.assertEqual(text.get('1.0', 'end'), 'Loremipsum\n') self.assertRaises(TypeError, text.get) self.assertRaises(TypeError, text.get, '1.0', '1.5', 'end') self.assertRaises(TypeError, text.delete, '1.0', '1.5', 'end') def test_insert_with_tags(self): text = self.text text.insert('1.0', 'hello', 'a', ' ', ('a', 'b'), 'world', 'b') self.assertEqual(text.get('1.0', 'end'), 'hello world\n') self.assertEqual([str(i) for i in text.tag_ranges('a')], ['1.0', '1.6']) self.assertEqual([str(i) for i in text.tag_ranges('b')], ['1.5', '1.11']) def test_replace(self): text = self.text text.insert('1.0', 'Lorem ipsum') text.replace('1.0', '1.5', 'Hello') self.assertEqual(text.get('1.0', 'end'), 'Hello ipsum\n') text.replace('1.6', 'end - 1 char', 'world') self.assertEqual(text.get('1.0', 'end'), 'Hello world\n') self.assertRaises(TclError, text.replace, 'invalid', '1.5', 'x') # The first index must not be after the second. self.assertRaises(TclError, text.replace, '1.5', '1.0', 'x') self.assertRaises(TypeError, text.replace, '1.0', '1.5') def test_mark(self): text = self.text text.insert('1.0', 'Lorem ipsum\ndolor sit amet') # 'insert' and 'current' marks always exist. self.assertIn('insert', text.mark_names()) self.assertIn('current', text.mark_names()) text.mark_set('here', '1.5') self.assertIn('here', text.mark_names()) self.assertEqual(text.index('here'), '1.5') text.mark_set('here', '2.3') self.assertEqual(text.index('here'), '2.3') text.mark_unset('here') self.assertNotIn('here', text.mark_names()) # Unsetting a non-existent mark is not an error. text.mark_unset('nonexistent') self.assertRaises(TclError, text.mark_set, 'm', 'invalid') self.assertRaises(TypeError, text.mark_set, 'm') self.assertRaises(TypeError, text.mark_set, 'm', '1.0', '2.0') def test_mark_gravity(self): text = self.text text.insert('1.0', 'Lorem ipsum') text.mark_set('here', '1.5') # The default gravity is right. self.assertEqual(text.mark_gravity('here'), 'right') text.mark_gravity('here', 'left') self.assertEqual(text.mark_gravity('here'), 'left') # With left gravity the mark stays before inserted text. text.insert('here', 'XXX') self.assertEqual(text.index('here'), '1.5') # With right gravity the mark moves after inserted text. text.mark_gravity('here', 'right') text.insert('here', 'YYY') self.assertEqual(text.index('here'), '1.8') self.assertRaises(TclError, text.mark_gravity, 'nonexistent') self.assertRaises(TclError, text.mark_gravity, 'here', 'invalid') self.assertRaises(TypeError, text.mark_gravity) self.assertRaises(TypeError, text.mark_gravity, 'here', 'left', 'extra') def test_mark_next_previous(self): text = self.text text.insert('1.0', 'Lorem ipsum') # Keep the builtin 'insert' and 'current' marks at 1.0 so they do # not interfere with the queries below. text.mark_set('insert', '1.0') text.mark_set('current', '1.0') text.mark_set('m1', '1.3') text.mark_set('m2', '1.7') # mark_next finds a mark at a position at or after the index, # mark_previous finds one at a position strictly before it. self.assertEqual(text.mark_next('1.1'), 'm1') self.assertEqual(text.mark_next('1.3'), 'm1') self.assertEqual(text.mark_next('1.4'), 'm2') self.assertIsNone(text.mark_next('1.8')) self.assertEqual(text.mark_previous('1.4'), 'm1') self.assertEqual(text.mark_previous('1.7'), 'm1') self.assertEqual(text.mark_previous('end'), 'm2') self.assertIsNone(text.mark_previous('1.0')) self.assertRaises(TclError, text.mark_next, 'invalid') self.assertRaises(TclError, text.mark_previous, 'invalid') self.assertRaises(TypeError, text.mark_next) self.assertRaises(TypeError, text.mark_previous) self.assertRaises(TypeError, text.mark_next, '1.0', '2.0') self.assertRaises(TypeError, text.mark_previous, '1.0', '2.0') def test_tag_add_remove_ranges(self): text = self.text text.insert('1.0', 'Lorem ipsum\ndolor sit amet') self.assertEqual(text.tag_ranges('sel'), ()) text.tag_add('big', '1.0', '1.5') self.assertEqual([str(i) for i in text.tag_ranges('big')], ['1.0', '1.5']) # Add a second, disjoint range. text.tag_add('big', '2.0', '2.5') self.assertEqual([str(i) for i in text.tag_ranges('big')], ['1.0', '1.5', '2.0', '2.5']) text.tag_remove('big', '1.0', '1.3') self.assertEqual([str(i) for i in text.tag_ranges('big')], ['1.3', '1.5', '2.0', '2.5']) # tag_ranges of an undefined tag is empty, not an error. self.assertEqual(text.tag_ranges('nonexistent'), ()) self.assertRaises(TclError, text.tag_add, 'big', 'invalid') self.assertRaises(TypeError, text.tag_add, 'big') self.assertRaises(TclError, text.tag_remove, 'big', 'invalid') self.assertRaises(TypeError, text.tag_remove, 'big', '1.0', '2.0', '3.0') self.assertRaises(TypeError, text.tag_ranges, 'big', 'extra') def test_tag_names(self): text = self.text text.insert('1.0', 'Lorem ipsum') text.tag_add('a', '1.0', '1.5') text.tag_add('b', '1.3', '1.8') # 'sel' always exists; order reflects priority (creation order). self.assertEqual(set(text.tag_names()), {'sel', 'a', 'b'}) # Tags applied to the character at the given index. self.assertEqual(set(text.tag_names('1.4')), {'a', 'b'}) self.assertEqual(set(text.tag_names('1.0')), {'a'}) self.assertEqual(set(text.tag_names('1.10')), set()) self.assertRaises(TclError, text.tag_names, 'invalid') self.assertRaises(TypeError, text.tag_names, '1.0', '2.0') def test_tag_nextrange_prevrange(self): text = self.text text.insert('1.0', 'Lorem ipsum dolor') text.tag_add('a', '1.0', '1.5') text.tag_add('a', '1.12', '1.17') self.assertEqual([str(i) for i in text.tag_nextrange('a', '1.0')], ['1.0', '1.5']) self.assertEqual([str(i) for i in text.tag_nextrange('a', '1.5')], ['1.12', '1.17']) self.assertEqual(text.tag_nextrange('a', '1.17'), ()) self.assertEqual([str(i) for i in text.tag_prevrange('a', 'end')], ['1.12', '1.17']) self.assertEqual([str(i) for i in text.tag_prevrange('a', '1.12')], ['1.0', '1.5']) self.assertEqual(text.tag_prevrange('a', '1.0'), ()) # An undefined tag has no ranges, but the index must be valid. self.assertEqual(text.tag_nextrange('nonexistent', '1.0'), ()) self.assertRaises(TclError, text.tag_nextrange, 'a', 'invalid') self.assertRaises(TclError, text.tag_prevrange, 'a', 'invalid') self.assertRaises(TypeError, text.tag_nextrange, 'a') self.assertRaises(TypeError, text.tag_prevrange, 'a') self.assertRaises(TypeError, text.tag_nextrange, 'a', '1.0', '2.0', '3.0') self.assertRaises(TypeError, text.tag_prevrange, 'a', '1.0', '2.0', '3.0') def test_tag_delete(self): text = self.text text.insert('1.0', 'Lorem ipsum') text.tag_add('a', '1.0', '1.5') text.tag_add('b', '1.6', '1.11') self.assertEqual(set(text.tag_names()), {'sel', 'a', 'b'}) text.tag_delete('a', 'b') self.assertEqual(set(text.tag_names()), {'sel'}) self.assertEqual(text.tag_ranges('a'), ()) def test_tag_raise_lower(self): text = self.text text.tag_configure('a', foreground='red') text.tag_configure('b', foreground='green') text.tag_configure('c', foreground='blue') # Creation order is lowest-to-highest priority; tag_names lists # them in increasing priority order. self.assertEqual(text.tag_names(), ('sel', 'a', 'b', 'c')) text.tag_raise('a') self.assertEqual(text.tag_names(), ('sel', 'b', 'c', 'a')) text.tag_lower('a') self.assertEqual(text.tag_names(), ('a', 'sel', 'b', 'c')) text.tag_raise('a', 'b') self.assertEqual(text.tag_names(), ('sel', 'b', 'a', 'c')) text.tag_lower('c', 'b') self.assertEqual(text.tag_names(), ('sel', 'c', 'b', 'a')) self.assertRaises(TclError, text.tag_raise, 'nonexistent') self.assertRaises(TclError, text.tag_lower, 'nonexistent') self.assertRaises(TclError, text.tag_raise, 'a', 'nonexistent') self.assertRaises(TypeError, text.tag_raise) self.assertRaises(TypeError, text.tag_raise, 'a', 'b', 'c') self.assertRaises(TypeError, text.tag_lower, 'a', 'b', 'c') def test_tag_cget_configure(self): text = self.text text.tag_configure('a', foreground='red', underline=True) self.assertEqual(str(text.tag_cget('a', 'foreground')), 'red') self.assertIn(text.tag_cget('a', 'underline'), (1, '1', True)) # tag_cget normalizes the option name (no leading hyphen needed). self.assertEqual(str(text.tag_cget('a', '-foreground')), 'red') # configure() query returns the full option spec. self.assertEqual(text.tag_configure('a', 'foreground')[-1], 'red') text.tag_configure('a', foreground='blue') self.assertEqual(str(text.tag_cget('a', 'foreground')), 'blue') self.assertRaises(TclError, text.tag_cget, 'nonexistent', 'foreground') self.assertRaises(TypeError, text.tag_cget, 'a') self.assertRaises(TypeError, text.tag_cget, 'a', 'foreground', 'extra') def test_edit_modified(self): text = self.text self.assertEqual(text.edit_modified(), 0) text.insert('1.0', 'spam') self.assertEqual(text.edit_modified(), 1) text.edit_modified(False) self.assertEqual(text.edit_modified(), 0) text.edit_modified(True) self.assertEqual(text.edit_modified(), 1) def test_edit_undo_redo(self): text = self.text text.configure(undo=True) text.insert('1.0', 'spam') text.edit_separator() text.insert('end', ' eggs') self.assertEqual(text.get('1.0', 'end'), 'spam eggs\n') text.edit_undo() self.assertEqual(text.get('1.0', 'end'), 'spam\n') text.edit_redo() self.assertEqual(text.get('1.0', 'end'), 'spam eggs\n') # An empty undo stack raises. text.edit_reset() self.assertRaises(TclError, text.edit_undo) def test_dump(self): text = self.text text.insert('1.0', 'hello') text.tag_add('a', '1.0', '1.3') text.mark_set('here', '1.2') dump = text.dump('1.0', 'end') self.assertIsInstance(dump, list) for item in dump: self.assertIsInstance(item, tuple) self.assertEqual(len(item), 3) kinds = {item[0] for item in dump} self.assertIn('text', kinds) self.assertIn('tagon', kinds) self.assertIn('mark', kinds) # Filtering by kind. text_only = text.dump('1.0', 'end', text=True) self.assertEqual({item[0] for item in text_only}, {'text'}) self.assertEqual(''.join(item[1] for item in text_only), 'hello\n') # The command callback receives each triple and suppresses the result. collected = [] result = text.dump('1.0', 'end', text=True, command=lambda *a: collected.append(a)) self.assertIsNone(result) self.assertEqual(''.join(key_value_index[1] for key_value_index in collected), 'hello\n') self.assertRaises(TclError, text.dump, 'invalid') self.assertRaises(TypeError, text.dump) self.assertRaises(TypeError, text.dump, '1.0', 'end', None, 'extra') def test_image(self): text = self.text image = tkinter.PhotoImage(master=self.root, width=10, height=10) text.insert('1.0', 'AB') name = text.image_create('1.1', image=image) self.assertIsInstance(name, str) self.assertIn(name, self.root.splitlist(text.image_names())) self.assertEqual(str(text.image_cget(name, 'image')), str(image)) text.image_configure(name, align='top') self.assertEqual(str(text.image_cget(name, 'align')), 'top') # An embedded image occupies a single index position. self.assertEqual(text.index('end - 1 char'), '1.3') # Either a name or an image is required, and the index must be valid. self.assertRaises(TclError, text.image_create, '1.0') self.assertRaises(TclError, text.image_create, 'invalid', image=image) self.assertRaises(TypeError, text.image_cget, name) self.assertRaises(TypeError, text.image_cget, name, 'image', 'extra') def test_window(self): text = self.text button = tkinter.Button(text, text='ok') text.insert('1.0', 'AB') text.window_create('1.1', window=button) self.assertEqual(self.root.splitlist(text.window_names()), (str(button),)) self.assertEqual(text.window_cget('1.1', 'window'), str(button)) text.window_configure('1.1', padx=5) self.assertEqual(text.window_cget('1.1', 'padx'), 5) # No embedded window at this index, and the index must be valid. self.assertRaises(TclError, text.window_cget, '1.0', 'window') self.assertRaises(TclError, text.window_cget, 'invalid', 'window') self.assertRaises(TypeError, text.window_cget, '1.1') self.assertRaises(TypeError, text.window_cget, '1.1', 'window', 'extra') button.destroy() def test_tag_configure(self): text = self.text tag = 'a' getint = text.tk.getint getboolean = text.tk.getboolean # Color options. for opt in ('foreground', 'background'): text.tag_configure(tag, **{opt: '#ff0000'}) self.assertEqual(str(text.tag_cget(tag, opt)), '#ff0000') # Stipple (bitmap) options. for opt in ('bgstipple', 'fgstipple'): text.tag_configure(tag, **{opt: 'gray50'}) self.assertEqual(str(text.tag_cget(tag, opt)), 'gray50') # Enumerated options. for opt, value in (('justify', 'center'), ('wrap', 'word'), ('relief', 'raised'), ('tabstyle', 'wordprocessor'), ('offset', '5')): text.tag_configure(tag, **{opt: value}) self.assertEqual(str(text.tag_cget(tag, 'justify')), 'center') self.assertEqual(str(text.tag_cget(tag, 'wrap')), 'word') self.assertEqual(str(text.tag_cget(tag, 'relief')), 'raised') self.assertEqual(str(text.tag_cget(tag, 'tabstyle')), 'wordprocessor') # Boolean options. for opt in ('underline', 'overstrike', 'elide'): text.tag_configure(tag, **{opt: True}) self.assertIs(getboolean(text.tag_cget(tag, opt)), True) text.tag_configure(tag, **{opt: False}) self.assertIs(getboolean(text.tag_cget(tag, opt)), False) # Screen-distance (pixel) options. for opt in ('borderwidth', 'lmargin1', 'lmargin2', 'rmargin', 'spacing1', 'spacing2', 'spacing3'): text.tag_configure(tag, **{opt: 7}) self.assertEqual(getint(text.tag_cget(tag, opt)), 7) # Other options. text.tag_configure(tag, font='Helvetica 12') self.assertEqual(str(text.tag_cget(tag, 'font')), 'Helvetica 12') text.tag_configure(tag, tabs=(10.2, '1i')) self.assertEqual([str(x) for x in text.tag_ranges('sel')], []) self.assertRaises(TclError, text.tag_cget, tag, 'spam') @requires_tk(8, 6, 6) def test_tag_configure_colors(self): # Tag color options added in Tk 8.6.6. text = self.text tag = 'a' for opt in ('selectforeground', 'selectbackground', 'lmargincolor', 'rmargincolor', 'underlinefg', 'overstrikefg'): text.tag_configure(tag, **{opt: '#00ff00'}) self.assertEqual(str(text.tag_cget(tag, opt)), '#00ff00') def test_tag_configure_query(self): text = self.text tag = 'a' # Querying all options returns a dict keyed by option name. cnf = text.tag_configure(tag) self.assertIsInstance(cnf, dict) self.assertIn('foreground', cnf) # The value is the full 5-tuple option specification. self.assertEqual(len(cnf['foreground']), 5) # Querying a single option returns its specification. spec = text.tag_configure(tag, 'foreground') self.assertEqual(spec[0], 'foreground') self.assertEqual(spec[-1], '') # unset by default # Setting via keyword arguments and via a dict are equivalent. text.tag_configure(tag, foreground='red') self.assertEqual(str(text.tag_configure(tag, 'foreground')[-1]), 'red') text.tag_configure(tag, {'foreground': 'blue'}) self.assertEqual(str(text.tag_cget(tag, 'foreground')), 'blue') # tag_config is an alias of tag_configure. self.assertEqual(text.tag_config, text.tag_configure) def test_image_configure(self): text = self.text image = tkinter.PhotoImage(master=self.root, width=10, height=10) text.insert('1.0', 'AB') name = text.image_create('1.1', image=image, name='img') self.assertEqual(name, 'img') self.assertEqual(str(text.image_cget(name, 'name')), 'img') self.assertEqual(str(text.image_cget(name, 'image')), str(image)) for value in ('top', 'center', 'bottom', 'baseline'): text.image_configure(name, align=value) self.assertEqual(str(text.image_cget(name, 'align')), value) text.image_configure(name, padx=3, pady=4) self.assertEqual(text.tk.getint(text.image_cget(name, 'padx')), 3) self.assertEqual(text.tk.getint(text.image_cget(name, 'pady')), 4) # Querying returns the full option set. cnf = text.image_configure(name) self.assertIsInstance(cnf, dict) self.assertIn('align', cnf) self.assertRaises(TclError, text.image_cget, name, 'spam') def test_window_configure(self): text = self.text button = tkinter.Button(text, text='ok') text.insert('1.0', 'AB') text.window_create('1.1', window=button) self.assertEqual(text.window_cget('1.1', 'window'), str(button)) for value in ('top', 'center', 'bottom', 'baseline'): text.window_configure('1.1', align=value) self.assertEqual(str(text.window_cget('1.1', 'align')), value) text.window_configure('1.1', padx=3, pady=4) self.assertEqual(text.tk.getint(text.window_cget('1.1', 'padx')), 3) self.assertEqual(text.tk.getint(text.window_cget('1.1', 'pady')), 4) text.window_configure('1.1', stretch=True) self.assertIs(text.tk.getboolean(text.window_cget('1.1', 'stretch')), True) cnf = text.window_configure('1.1') self.assertIsInstance(cnf, dict) self.assertIn('stretch', cnf) self.assertRaises(TclError, text.window_cget, '1.1', 'spam') self.assertEqual(text.window_config, text.window_configure) button.destroy() def test_peer(self): text = self.text text.insert('1.0', 'Lorem ipsum') self.assertEqual(text.peer_names(), ()) text.peer_create('.peer1') names = self.root.splitlist(text.tk.call('winfo', 'children', '.')) self.assertIn('.peer1', [str(n) for n in names]) self.assertEqual([str(p) for p in text.peer_names()], ['.peer1']) # Peers share content. self.assertEqual(text.tk.call('.peer1', 'get', '1.0', 'end'), 'Lorem ipsum\n') text.tk.call('destroy', '.peer1') def test_bbox(self): text = self.text text.insert('1.0', 'hello') text.update() bbox = text.bbox('1.0') self.assertIsInstance(bbox, tuple) self.assertEqual(len(bbox), 4) for v in bbox: self.assertIsInstance(v, int) # A character that is not displayed has no bounding box. self.assertIsNone(text.bbox('end')) self.assertRaises(TclError, text.bbox, 'invalid') self.assertRaises(TypeError, text.bbox) self.assertRaises(TypeError, text.bbox, '1.0', '2.0') def test_dlineinfo(self): text = self.text text.insert('1.0', 'hello\nworld') text.update() info = text.dlineinfo('1.0') self.assertIsInstance(info, tuple) self.assertEqual(len(info), 5) for v in info: self.assertIsInstance(v, int) self.assertRaises(TclError, text.dlineinfo, 'invalid') self.assertRaises(TypeError, text.dlineinfo) self.assertRaises(TypeError, text.dlineinfo, '1.0', '2.0') def test_see(self): text = self.text text.insert('1.0', '\n'.join('line %d' % i for i in range(200))) text.update() # Initially the last line is not visible. self.assertIsNone(text.bbox('200.0')) text.see('200.0') text.update() self.assertIsNotNone(text.bbox('200.0')) self.assertRaises(TclError, text.see, 'invalid') self.assertRaises(TypeError, text.see) self.assertRaises(TypeError, text.see, '1.0', '2.0') # yview_pickplace is a deprecated way to make an index visible. text.yview_pickplace('1.0') text.update() self.assertIsNotNone(text.bbox('1.0')) def test_search(self): text = self.text # pattern and index are obligatory arguments. self.assertRaises(TclError, text.search, None, '1.0') self.assertRaises(TclError, text.search, 'a', None) self.assertRaises(TclError, text.search, None, None) # Invalid text index. self.assertRaises(TclError, text.search, '', 0) self.assertRaises(TclError, text.search, '', '') self.assertRaises(TclError, text.search, '', 'invalid') self.assertRaises(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') 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_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(TclError, text.count, '1.0', 'end', 'spam') self.assertRaises(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()