diff options
Diffstat (limited to 'Lib/idlelib/idle_test/test_sidebar.py')
| -rw-r--r-- | Lib/idlelib/idle_test/test_sidebar.py | 375 |
1 files changed, 0 insertions, 375 deletions
diff --git a/Lib/idlelib/idle_test/test_sidebar.py b/Lib/idlelib/idle_test/test_sidebar.py deleted file mode 100644 index 0f5b4c7..0000000 --- a/Lib/idlelib/idle_test/test_sidebar.py +++ /dev/null @@ -1,375 +0,0 @@ -"""Test sidebar, coverage 93%""" -import idlelib.sidebar -from sys import platform -from itertools import chain -import unittest -import unittest.mock -from test.support import requires -import tkinter as tk - -from idlelib.delegator import Delegator -from idlelib.percolator import Percolator - - -class Dummy_editwin: - def __init__(self, text): - self.text = text - self.text_frame = self.text.master - self.per = Percolator(text) - self.undo = Delegator() - self.per.insertfilter(self.undo) - - def setvar(self, name, value): - pass - - def getlineno(self, index): - return int(float(self.text.index(index))) - - -class LineNumbersTest(unittest.TestCase): - - @classmethod - def setUpClass(cls): - requires('gui') - cls.root = tk.Tk() - - cls.text_frame = tk.Frame(cls.root) - cls.text_frame.pack(side=tk.LEFT, fill=tk.BOTH, expand=True) - cls.text_frame.rowconfigure(1, weight=1) - cls.text_frame.columnconfigure(1, weight=1) - - cls.text = tk.Text(cls.text_frame, width=80, height=24, wrap=tk.NONE) - cls.text.grid(row=1, column=1, sticky=tk.NSEW) - - cls.editwin = Dummy_editwin(cls.text) - cls.editwin.vbar = tk.Scrollbar(cls.text_frame) - - @classmethod - def tearDownClass(cls): - cls.editwin.per.close() - cls.root.update() - cls.root.destroy() - del cls.text, cls.text_frame, cls.editwin, cls.root - - def setUp(self): - self.linenumber = idlelib.sidebar.LineNumbers(self.editwin) - - self.highlight_cfg = {"background": '#abcdef', - "foreground": '#123456'} - orig_idleConf_GetHighlight = idlelib.sidebar.idleConf.GetHighlight - def mock_idleconf_GetHighlight(theme, element): - if element == 'linenumber': - return self.highlight_cfg - return orig_idleConf_GetHighlight(theme, element) - GetHighlight_patcher = unittest.mock.patch.object( - idlelib.sidebar.idleConf, 'GetHighlight', mock_idleconf_GetHighlight) - GetHighlight_patcher.start() - self.addCleanup(GetHighlight_patcher.stop) - - self.font_override = 'TkFixedFont' - def mock_idleconf_GetFont(root, configType, section): - return self.font_override - GetFont_patcher = unittest.mock.patch.object( - idlelib.sidebar.idleConf, 'GetFont', mock_idleconf_GetFont) - GetFont_patcher.start() - self.addCleanup(GetFont_patcher.stop) - - def tearDown(self): - self.text.delete('1.0', 'end') - - def get_selection(self): - return tuple(map(str, self.text.tag_ranges('sel'))) - - def get_line_screen_position(self, line): - bbox = self.linenumber.sidebar_text.bbox(f'{line}.end -1c') - x = bbox[0] + 2 - y = bbox[1] + 2 - return x, y - - def assert_state_disabled(self): - state = self.linenumber.sidebar_text.config()['state'] - self.assertEqual(state[-1], tk.DISABLED) - - def get_sidebar_text_contents(self): - return self.linenumber.sidebar_text.get('1.0', tk.END) - - def assert_sidebar_n_lines(self, n_lines): - expected = '\n'.join(chain(map(str, range(1, n_lines + 1)), [''])) - self.assertEqual(self.get_sidebar_text_contents(), expected) - - def assert_text_equals(self, expected): - return self.assertEqual(self.text.get('1.0', 'end'), expected) - - def test_init_empty(self): - self.assert_sidebar_n_lines(1) - - def test_init_not_empty(self): - self.text.insert('insert', 'foo bar\n'*3) - self.assert_text_equals('foo bar\n'*3 + '\n') - self.assert_sidebar_n_lines(4) - - def test_toggle_linenumbering(self): - self.assertEqual(self.linenumber.is_shown, False) - self.linenumber.show_sidebar() - self.assertEqual(self.linenumber.is_shown, True) - self.linenumber.hide_sidebar() - self.assertEqual(self.linenumber.is_shown, False) - self.linenumber.hide_sidebar() - self.assertEqual(self.linenumber.is_shown, False) - self.linenumber.show_sidebar() - self.assertEqual(self.linenumber.is_shown, True) - self.linenumber.show_sidebar() - self.assertEqual(self.linenumber.is_shown, True) - - def test_insert(self): - self.text.insert('insert', 'foobar') - self.assert_text_equals('foobar\n') - self.assert_sidebar_n_lines(1) - self.assert_state_disabled() - - self.text.insert('insert', '\nfoo') - self.assert_text_equals('foobar\nfoo\n') - self.assert_sidebar_n_lines(2) - self.assert_state_disabled() - - self.text.insert('insert', 'hello\n'*2) - self.assert_text_equals('foobar\nfoohello\nhello\n\n') - self.assert_sidebar_n_lines(4) - self.assert_state_disabled() - - self.text.insert('insert', '\nworld') - self.assert_text_equals('foobar\nfoohello\nhello\n\nworld\n') - self.assert_sidebar_n_lines(5) - self.assert_state_disabled() - - def test_delete(self): - self.text.insert('insert', 'foobar') - self.assert_text_equals('foobar\n') - self.text.delete('1.1', '1.3') - self.assert_text_equals('fbar\n') - self.assert_sidebar_n_lines(1) - self.assert_state_disabled() - - self.text.insert('insert', 'foo\n'*2) - self.assert_text_equals('fbarfoo\nfoo\n\n') - self.assert_sidebar_n_lines(3) - self.assert_state_disabled() - - # Note: deleting up to "2.end" doesn't delete the final newline. - self.text.delete('2.0', '2.end') - self.assert_text_equals('fbarfoo\n\n\n') - self.assert_sidebar_n_lines(3) - self.assert_state_disabled() - - self.text.delete('1.3', 'end') - self.assert_text_equals('fba\n') - self.assert_sidebar_n_lines(1) - self.assert_state_disabled() - - # Note: Text widgets always keep a single '\n' character at the end. - self.text.delete('1.0', 'end') - self.assert_text_equals('\n') - self.assert_sidebar_n_lines(1) - self.assert_state_disabled() - - def test_sidebar_text_width(self): - """ - Test that linenumber text widget is always at the minimum - width - """ - def get_width(): - return self.linenumber.sidebar_text.config()['width'][-1] - - self.assert_sidebar_n_lines(1) - self.assertEqual(get_width(), 1) - - self.text.insert('insert', 'foo') - self.assert_sidebar_n_lines(1) - self.assertEqual(get_width(), 1) - - self.text.insert('insert', 'foo\n'*8) - self.assert_sidebar_n_lines(9) - self.assertEqual(get_width(), 1) - - self.text.insert('insert', 'foo\n') - self.assert_sidebar_n_lines(10) - self.assertEqual(get_width(), 2) - - self.text.insert('insert', 'foo\n') - self.assert_sidebar_n_lines(11) - self.assertEqual(get_width(), 2) - - self.text.delete('insert -1l linestart', 'insert linestart') - self.assert_sidebar_n_lines(10) - self.assertEqual(get_width(), 2) - - self.text.delete('insert -1l linestart', 'insert linestart') - self.assert_sidebar_n_lines(9) - self.assertEqual(get_width(), 1) - - self.text.insert('insert', 'foo\n'*90) - self.assert_sidebar_n_lines(99) - self.assertEqual(get_width(), 2) - - self.text.insert('insert', 'foo\n') - self.assert_sidebar_n_lines(100) - self.assertEqual(get_width(), 3) - - self.text.insert('insert', 'foo\n') - self.assert_sidebar_n_lines(101) - self.assertEqual(get_width(), 3) - - self.text.delete('insert -1l linestart', 'insert linestart') - self.assert_sidebar_n_lines(100) - self.assertEqual(get_width(), 3) - - self.text.delete('insert -1l linestart', 'insert linestart') - self.assert_sidebar_n_lines(99) - self.assertEqual(get_width(), 2) - - self.text.delete('50.0 -1c', 'end -1c') - self.assert_sidebar_n_lines(49) - self.assertEqual(get_width(), 2) - - self.text.delete('5.0 -1c', 'end -1c') - self.assert_sidebar_n_lines(4) - self.assertEqual(get_width(), 1) - - # Note: Text widgets always keep a single '\n' character at the end. - self.text.delete('1.0', 'end -1c') - self.assert_sidebar_n_lines(1) - self.assertEqual(get_width(), 1) - - def test_click_selection(self): - self.linenumber.show_sidebar() - self.text.insert('1.0', 'one\ntwo\nthree\nfour\n') - self.root.update() - - # Click on the second line. - x, y = self.get_line_screen_position(2) - self.linenumber.sidebar_text.event_generate('<Button-1>', x=x, y=y) - self.linenumber.sidebar_text.update() - self.root.update() - - self.assertEqual(self.get_selection(), ('2.0', '3.0')) - - def simulate_drag(self, start_line, end_line): - start_x, start_y = self.get_line_screen_position(start_line) - end_x, end_y = self.get_line_screen_position(end_line) - - self.linenumber.sidebar_text.event_generate('<Button-1>', - x=start_x, y=start_y) - self.root.update() - - def lerp(a, b, steps): - """linearly interpolate from a to b (inclusive) in equal steps""" - last_step = steps - 1 - for i in range(steps): - yield ((last_step - i) / last_step) * a + (i / last_step) * b - - for x, y in zip( - map(int, lerp(start_x, end_x, steps=11)), - map(int, lerp(start_y, end_y, steps=11)), - ): - self.linenumber.sidebar_text.event_generate('<B1-Motion>', x=x, y=y) - self.root.update() - - self.linenumber.sidebar_text.event_generate('<ButtonRelease-1>', - x=end_x, y=end_y) - self.root.update() - - def test_drag_selection_down(self): - self.linenumber.show_sidebar() - self.text.insert('1.0', 'one\ntwo\nthree\nfour\nfive\n') - self.root.update() - - # Drag from the second line to the fourth line. - self.simulate_drag(2, 4) - self.assertEqual(self.get_selection(), ('2.0', '5.0')) - - def test_drag_selection_up(self): - self.linenumber.show_sidebar() - self.text.insert('1.0', 'one\ntwo\nthree\nfour\nfive\n') - self.root.update() - - # Drag from the fourth line to the second line. - self.simulate_drag(4, 2) - self.assertEqual(self.get_selection(), ('2.0', '5.0')) - - def test_scroll(self): - self.linenumber.show_sidebar() - self.text.insert('1.0', 'line\n' * 100) - self.root.update() - - # Scroll down 10 lines. - self.text.yview_scroll(10, 'unit') - self.root.update() - self.assertEqual(self.text.index('@0,0'), '11.0') - self.assertEqual(self.linenumber.sidebar_text.index('@0,0'), '11.0') - - # Generate a mouse-wheel event and make sure it scrolled up or down. - # The meaning of the "delta" is OS-dependant, so this just checks for - # any change. - self.linenumber.sidebar_text.event_generate('<MouseWheel>', - x=0, y=0, - delta=10) - self.root.update() - self.assertNotEqual(self.text.index('@0,0'), '11.0') - self.assertNotEqual(self.linenumber.sidebar_text.index('@0,0'), '11.0') - - def test_font(self): - ln = self.linenumber - - orig_font = ln.sidebar_text['font'] - test_font = 'TkTextFont' - self.assertNotEqual(orig_font, test_font) - - # Ensure line numbers aren't shown. - ln.hide_sidebar() - - self.font_override = test_font - # Nothing breaks when line numbers aren't shown. - ln.update_font() - - # Activate line numbers, previous font change is immediately effective. - ln.show_sidebar() - self.assertEqual(ln.sidebar_text['font'], test_font) - - # Call the font update with line numbers shown, change is picked up. - self.font_override = orig_font - ln.update_font() - self.assertEqual(ln.sidebar_text['font'], orig_font) - - def test_highlight_colors(self): - ln = self.linenumber - - orig_colors = dict(self.highlight_cfg) - test_colors = {'background': '#222222', 'foreground': '#ffff00'} - - def assert_colors_are_equal(colors): - self.assertEqual(ln.sidebar_text['background'], colors['background']) - self.assertEqual(ln.sidebar_text['foreground'], colors['foreground']) - - # Ensure line numbers aren't shown. - ln.hide_sidebar() - - self.highlight_cfg = test_colors - # Nothing breaks with inactive code context. - ln.update_colors() - - # Show line numbers, previous colors change is immediately effective. - ln.show_sidebar() - assert_colors_are_equal(test_colors) - - # Call colors update with no change to the configured colors. - ln.update_colors() - assert_colors_are_equal(test_colors) - - # Call the colors update with line numbers shown, change is picked up. - self.highlight_cfg = orig_colors - ln.update_colors() - assert_colors_are_equal(orig_colors) - - -if __name__ == '__main__': - unittest.main(verbosity=2) |