| import unittest |
| import tkinter |
| from tkinter import ttk |
| from test import support |
| from test.support import requires, run_unittest |
| from tkinter.test.support import AbstractTkTest |
| |
| requires('gui') |
| |
| CLASS_NAMES = [ |
| '.', 'ComboboxPopdownFrame', 'Heading', |
| 'Horizontal.TProgressbar', 'Horizontal.TScale', 'Item', 'Sash', |
| 'TButton', 'TCheckbutton', 'TCombobox', 'TEntry', |
| 'TLabelframe', 'TLabelframe.Label', 'TMenubutton', |
| 'TNotebook', 'TNotebook.Tab', 'Toolbutton', 'TProgressbar', |
| 'TRadiobutton', 'Treeview', 'TScale', 'TScrollbar', 'TSpinbox', |
| 'Vertical.TProgressbar', 'Vertical.TScale' |
| ] |
| |
| class StyleTest(AbstractTkTest, unittest.TestCase): |
| |
| def setUp(self): |
| super().setUp() |
| self.style = ttk.Style(self.root) |
| |
| |
| def test_configure(self): |
| style = self.style |
| style.configure('TButton', background='yellow') |
| self.assertEqual(style.configure('TButton', 'background'), |
| 'yellow') |
| self.assertIsInstance(style.configure('TButton'), dict) |
| |
| |
| def test_map(self): |
| style = self.style |
| |
| # Single state |
| for states in ['active'], [('active',)]: |
| with self.subTest(states=states): |
| style.map('TButton', background=[(*states, 'white')]) |
| expected = [('active', 'white')] |
| self.assertEqual(style.map('TButton', 'background'), expected) |
| m = style.map('TButton') |
| self.assertIsInstance(m, dict) |
| self.assertEqual(m['background'], expected) |
| |
| # Multiple states |
| for states in ['pressed', '!disabled'], ['pressed !disabled'], [('pressed', '!disabled')]: |
| with self.subTest(states=states): |
| style.map('TButton', background=[(*states, 'black')]) |
| expected = [('pressed', '!disabled', 'black')] |
| self.assertEqual(style.map('TButton', 'background'), expected) |
| m = style.map('TButton') |
| self.assertIsInstance(m, dict) |
| self.assertEqual(m['background'], expected) |
| |
| # Default state |
| for states in [], [''], [()]: |
| with self.subTest(states=states): |
| style.map('TButton', background=[(*states, 'grey')]) |
| expected = [('grey',)] |
| self.assertEqual(style.map('TButton', 'background'), expected) |
| m = style.map('TButton') |
| self.assertIsInstance(m, dict) |
| self.assertEqual(m['background'], expected) |
| |
| |
| def test_lookup(self): |
| style = self.style |
| style.configure('TButton', background='yellow') |
| style.map('TButton', background=[('active', 'background', 'blue')]) |
| |
| self.assertEqual(style.lookup('TButton', 'background'), 'yellow') |
| self.assertEqual(style.lookup('TButton', 'background', |
| ['active', 'background']), 'blue') |
| self.assertEqual(style.lookup('TButton', 'optionnotdefined', |
| default='iknewit'), 'iknewit') |
| |
| |
| def test_layout(self): |
| style = self.style |
| self.assertRaises(tkinter.TclError, style.layout, 'NotALayout') |
| tv_style = style.layout('Treeview') |
| |
| # "erase" Treeview layout |
| style.layout('Treeview', '') |
| self.assertEqual(style.layout('Treeview'), |
| [('null', {'sticky': 'nswe'})] |
| ) |
| |
| # restore layout |
| style.layout('Treeview', tv_style) |
| self.assertEqual(style.layout('Treeview'), tv_style) |
| |
| # should return a list |
| self.assertIsInstance(style.layout('TButton'), list) |
| |
| # correct layout, but "option" doesn't exist as option |
| self.assertRaises(tkinter.TclError, style.layout, 'Treeview', |
| [('name', {'option': 'inexistent'})]) |
| |
| |
| def test_theme_use(self): |
| self.assertRaises(tkinter.TclError, self.style.theme_use, |
| 'nonexistingname') |
| |
| curr_theme = self.style.theme_use() |
| new_theme = None |
| for theme in self.style.theme_names(): |
| if theme != curr_theme: |
| new_theme = theme |
| self.style.theme_use(theme) |
| break |
| else: |
| # just one theme available, can't go on with tests |
| return |
| |
| self.assertFalse(curr_theme == new_theme) |
| self.assertFalse(new_theme != self.style.theme_use()) |
| |
| self.style.theme_use(curr_theme) |
| |
| |
| def test_configure_custom_copy(self): |
| style = self.style |
| |
| curr_theme = self.style.theme_use() |
| self.addCleanup(self.style.theme_use, curr_theme) |
| for theme in self.style.theme_names(): |
| self.style.theme_use(theme) |
| for name in CLASS_NAMES: |
| default = style.configure(name) |
| if not default: |
| continue |
| with self.subTest(theme=theme, name=name): |
| if support.verbose >= 2: |
| print('configure', theme, name, default) |
| newname = f'C.{name}' |
| self.assertEqual(style.configure(newname), None) |
| style.configure(newname, **default) |
| self.assertEqual(style.configure(newname), default) |
| for key, value in default.items(): |
| self.assertEqual(style.configure(newname, key), value) |
| |
| |
| def test_map_custom_copy(self): |
| style = self.style |
| |
| curr_theme = self.style.theme_use() |
| self.addCleanup(self.style.theme_use, curr_theme) |
| for theme in self.style.theme_names(): |
| self.style.theme_use(theme) |
| for name in CLASS_NAMES: |
| default = style.map(name) |
| if not default: |
| continue |
| with self.subTest(theme=theme, name=name): |
| if support.verbose >= 2: |
| print('map', theme, name, default) |
| newname = f'C.{name}' |
| self.assertEqual(style.map(newname), {}) |
| style.map(newname, **default) |
| self.assertEqual(style.map(newname), default) |
| for key, value in default.items(): |
| self.assertEqual(style.map(newname, key), value) |
| |
| |
| tests_gui = (StyleTest, ) |
| |
| if __name__ == "__main__": |
| run_unittest(*tests_gui) |