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test_utilities.py
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test_utilities.py
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# Copyright (c) Dogeek 2019
# For license see LICENSE
from ttkwidgets.utilities import move_widget, parse_geometry, coords_in_box
from tests import BaseWidgetTest
import tkinter as tk
from tkinter import ttk
class TestUtilities(BaseWidgetTest):
def assertGeometryInfoEquals(self, info1, info2):
info1.pop("in", None)
info2.pop("in", None)
self.assertEquals(info1, info2)
def setUp(self):
BaseWidgetTest.setUp(self)
self._dummy_flag = False
def assertIsChild(self, child, parent):
self.assertIn(child, parent.children.values())
parent_of_parent = parent.winfo_parent()
if not parent_of_parent.endswith("."):
parent_of_parent += "."
self.assertEquals(child.winfo_parent(), parent_of_parent + parent.winfo_name())
def assertHasBeenInvoked(self):
self.assertTrue(self._dummy_flag)
self._dummy_flag = False
def _dummy_bind(self, _=None):
self._dummy_flag = True
def test_move_widget(self):
label = ttk.Label(self.window)
tl = tk.Toplevel(self.window)
label = move_widget(label, tl)
self.assertIsChild(label, tl)
def test_move_widget_pack(self):
label = ttk.Label(self.window)
label.pack(side=tk.LEFT)
info = label.pack_info()
tl = tk.Toplevel(self.window)
label = move_widget(label, tl, preserve_geometry=True)
self.assertIsChild(label, tl)
self.assertIn(label, tl.pack_slaves())
self.assertNotIn(label, self.window.pack_slaves())
self.assertGeometryInfoEquals(info, label.pack_info())
def test_move_widget_grid(self):
label = ttk.Label(self.window)
label.grid(row=1, column=1)
info = label.grid_info()
tl = tk.Toplevel(self.window)
label = move_widget(label, tl, preserve_geometry=True)
self.assertIsChild(label, tl)
self.assertIn(label, tl.grid_slaves(row=1, column=1))
self.assertNotIn(label, self.window.grid_slaves(row=1, column=1))
self.assertGeometryInfoEquals(info, label.grid_info())
def test_move_widget_place(self):
label = ttk.Label(self.window)
label.place(x=0, y=10)
info = label.place_info()
tl = tk.Toplevel(self.window)
label = move_widget(label, tl, preserve_geometry=True)
self.assertIsChild(label, tl)
self.assertIn(label, tl.place_slaves())
self.assertNotIn(label, self.window.place_slaves())
self.assertGeometryInfoEquals(info, label.place_info())
def test_move_widget_none(self):
label = ttk.Label(self.window)
self.assertFalse(label.place_info() is True)
self.assertFalse(label.grid_info() is True)
self.assertRaises(tk.TclError, label.pack_info)
tl = tk.Toplevel(self.window)
label = move_widget(label, tl, preserve_geometry=True)
self.assertFalse(label.place_info() is True)
self.assertFalse(label.grid_info() is True)
self.assertRaises(tk.TclError, label.pack_info)
def test_move_widget_with_binding(self):
label = ttk.Label(self.window)
label.bind('<Enter>', self._dummy_bind)
label.pack()
tl = tk.Toplevel(self.window)
label = move_widget(label, tl)
label.pack()
self.assertIsChild(label, tl)
self.assertIn('<Enter>', label.bind())
def test_move_widget_with_command(self):
widget = ttk.Button(self.window, command=self._dummy_bind)
self.assertIsChild(widget, self.window)
widget.invoke()
self.assertHasBeenInvoked()
parent = tk.Toplevel()
child = move_widget(widget, parent)
self.assertIsChild(child, parent)
child.invoke()
self.assertHasBeenInvoked()
def test_move_widget_with_bound_method_on_parent(self):
tl1 = tk.Toplevel(self.window)
tl2 = tk.Toplevel(self.window)
tl1._dummy_bind = self._dummy_bind
button = ttk.Button(tl1)
button.bind("<Enter>", tl1._dummy_bind)
button.event_generate("<Enter>")
self.assertHasBeenInvoked()
button = move_widget(button, tl2)
button.event_generate("<Enter>")
self.assertHasBeenInvoked()
def test_move_widget_with_command_method_on_parent(self):
tl1 = tk.Toplevel(self.window)
tl2 = tk.Toplevel(self.window)
tl1._dummy_bind = self._dummy_bind
button = ttk.Button(tl1, command=tl1._dummy_bind)
button.invoke()
self.assertHasBeenInvoked()
button = move_widget(button, tl2)
button.invoke()
self.assertHasBeenInvoked()
def test_move_widget_with_binding_on_parent(self):
widget = ttk.Label(self.window)
widget._dummy_bind = self._dummy_bind
self.window.bind("<Enter>", widget._dummy_bind)
self.window.event_generate("<Enter>")
self.assertHasBeenInvoked()
move_widget(widget, tk.Toplevel())
self.window.event_generate("<Enter>")
self.assertHasBeenInvoked()
def test_move_widget_with_children_pack(self):
frame = ttk.Frame(self.window)
label = ttk.Label(frame)
parent = tk.Toplevel()
label.pack(side=tk.BOTTOM)
info = label.pack_info()
frame.pack(expand=True)
frame = move_widget(frame, parent)
self.assertTrue(len(frame.pack_slaves()) == 1)
label2 = frame.nametowidget(frame.pack_slaves()[0])
self.assertTrue(label is not label2)
self.assertGeometryInfoEquals(info, label2.pack_info())
self.assertRaises(tk.TclError, label.pack_info)
self.assertRaises(tk.TclError, frame.pack_info) # Frame is not packed
self.assertIn(label2, frame.pack_slaves())
def test_move_widget_with_children_grid(self):
frame = ttk.Frame(self.window)
label = ttk.Label(frame)
parent = tk.Toplevel()
label.grid(row=1, column=1)
info = label.grid_info()
frame.grid(row=1, column=1)
frame = move_widget(frame, parent)
self.assertTrue(len(frame.grid_slaves()) == 1)
label2 = frame.nametowidget(frame.grid_slaves()[0])
self.assertTrue(label is not label2)
self.assertGeometryInfoEquals(info, label2.grid_info())
self.assertRaises(tk.TclError, label.grid_info)
self.assertTrue(len(frame.grid_info()) == 0) # Frame is not in grid
self.assertIn(label2, frame.grid_slaves())
def test_move_widget_with_children_place(self):
frame = ttk.Frame(self.window)
label = ttk.Label(frame)
parent = tk.Toplevel()
label.place(x=53, y=13)
info = label.place_info()
frame.place(x=100, y=10)
frame = move_widget(frame, parent)
self.assertTrue(len(frame.place_slaves()) == 1)
label2 = frame.nametowidget(frame.place_slaves()[0])
self.assertTrue(label is not label2)
self.assertGeometryInfoEquals(info, label2.place_info())
self.assertRaises(tk.TclError, label.place_info)
self.assertTrue(len(frame.place_info()) == 0)
self.assertIn(label2, frame.place_slaves())
def test_move_widget_to_new_tk(self):
label = tk.Label(self.window)
window = tk.Tk()
self.assertRaises(RuntimeError, move_widget, label, window)
def test_parse_geometry(self):
g = parse_geometry('1x1+1+1')
self.assertEqual(g, (1, 1, 1, 1))
g = parse_geometry('1x1-1-1')
self.assertEqual(g, (-1, -1, 1, 1))
def test_coordinates_in_box(self):
with self.assertRaises(ValueError):
coords_in_box((1,), (1, 1, 3, 3))
with self.assertRaises(ValueError):
coords_in_box((1, 1), (1, 1, 3, 3, 4))
self.assertTrue(coords_in_box((1, 1), (0, 0, 2, 2)))
self.assertFalse(coords_in_box((1, 1), (1, 1, 2, 2), include_edges=False))
self.assertTrue(coords_in_box((0, 0), (-1, -1, 1, 1), bbox_is_x1y1x2y2=True))