test-kivy-app/kivy_venv/lib/python3.11/site-packages/kivy/tests/test_knspace.py
2024-09-15 15:12:16 +03:00

248 lines
7.8 KiB
Python

import unittest
'''ACHTUNG: when testing, never re-use widget names, otherwise the tests
may fail as the namespace will remember the names between tests.
'''
class KNSpaceTestCase(unittest.TestCase):
def test_not_exists(self):
from kivy.uix.behaviors.knspace import knspace
self.assertRaises(AttributeError, lambda: knspace.label)
def test_not_exists_property(self):
from kivy.uix.behaviors.knspace import knspace
self.assertRaises(AttributeError, lambda: knspace.label2)
knspace.property('label2')
self.assertIsNone(knspace.label2)
def test_allow_none(self):
from kivy.uix.behaviors.knspace import knspace, KNSpaceBehavior
from kivy.uix.widget import Widget
class MyWidget(KNSpaceBehavior, Widget):
pass
knspace.label3 = 1
knspace.label3 = None
w = MyWidget()
w.knspace = knspace
w.knspace = None
def test_name(self):
from kivy.uix.behaviors.knspace import knspace, KNSpaceBehavior
from kivy.uix.widget import Widget
class MyWidget(KNSpaceBehavior, Widget):
pass
w = MyWidget()
w.knsname = 'label4'
w.knsname = ''
def test_proxy_ref(self):
from kivy.uix.behaviors.knspace import knspace
from kivy.uix.widget import Widget
w = Widget()
knspace.widget1 = w
self.assertIs(w.proxy_ref, knspace.widget1)
knspace.widget1 = 55
self.assertIs(55, knspace.widget1)
def test_constructor(self):
from kivy.uix.behaviors.knspace import knspace, KNSpaceBehavior
from kivy.uix.widget import Widget
class MyWidget(KNSpaceBehavior, Widget):
pass
w = MyWidget(knsname='construct_name')
self.assertEqual(knspace.construct_name, w)
def test_re_assign(self):
from kivy.uix.behaviors.knspace import knspace, KNSpaceBehavior
from kivy.uix.widget import Widget
class MyWidget(KNSpaceBehavior, Widget):
pass
w = MyWidget(knsname='construct_name2')
self.assertEqual(knspace.construct_name2, w)
w2 = MyWidget(knsname='construct_name2')
self.assertEqual(knspace.construct_name2, w2)
def test_simple(self):
from kivy.lang import Builder
from kivy.uix.behaviors.knspace import knspace
w = Builder.load_string('''
<NamedLabel@KNSpaceBehavior+Label>
NamedLabel:
knsname: 'label5'
text: 'Hello'
''')
self.assertEqual(knspace.label5, w)
self.assertIs(w, knspace.label5.__self__)
self.assertIsNot(w, knspace.label5)
self.assertEqual('Hello', knspace.label5.text)
w.text = 'Goodbye'
self.assertEqual('Goodbye', knspace.label5.text)
def test_simple_multiple_names(self):
from kivy.lang import Builder
from kivy.uix.behaviors.knspace import knspace
w = Builder.load_string('''
<NamedLabel@KNSpaceBehavior+Label>
BoxLayout:
NamedLabel:
knsname: 'label61'
text: 'Hello'
NamedLabel:
knsname: 'label62'
text: 'Goodbye'
''')
self.assertEqual('Hello', knspace.label61.text)
self.assertEqual('Goodbye', knspace.label62.text)
def test_simple_binding(self):
from kivy.lang import Builder
from kivy.uix.behaviors.knspace import knspace
w = Builder.load_string('''
#:import knspace kivy.uix.behaviors.knspace.knspace
<NamedLabel@KNSpaceBehavior+Label>
BoxLayout:
text: knspace.label7.text if knspace.label7 else ''
NamedLabel:
knsname: 'label7'
text: 'Hello'
''')
self.assertEqual('Hello', w.text)
knspace.label7.text = 'Goodbye'
self.assertEqual('Goodbye', w.text)
def test_simple_name_change(self):
from kivy.lang import Builder
from kivy.uix.behaviors.knspace import knspace
w = Builder.load_string('''
<NamedLabel@KNSpaceBehavior+Label>
NamedLabel:
knsname: 'label8'
text: 'Hello'
''')
self.assertEqual(w, knspace.label8)
w.knsname = 'named_label8'
self.assertIsNone(knspace.label8)
self.assertEqual(w, knspace.named_label8)
def test_fork_string(self):
from kivy.lang import Builder
from kivy.uix.behaviors.knspace import knspace
w = Builder.load_string('''
<NamedLabel@KNSpaceBehavior+Label>
BoxLayout:
NamedLabel:
knspace: 'fork'
knsname: 'label9'
text: 'Hello'
NamedLabel:
knspace: 'fork'
knsname: 'label9'
text: 'Goodbye'
''')
self.assertEqual(w.children[0].knspace.label9.text, 'Goodbye')
self.assertEqual(w.children[1].knspace.label9.text, 'Hello')
def test_fork(self):
from kivy.lang import Builder
from kivy.uix.behaviors.knspace import knspace, KNSpaceBehavior
from kivy.uix.widget import Widget
class NamedWidget(KNSpaceBehavior, Widget):
pass
nw = NamedWidget()
w = Widget()
w2 = Widget()
before = knspace.fork()
knspace.widget2 = w
after = knspace.fork()
self.assertEqual(knspace.widget2, w)
self.assertEqual(before.widget2, w)
self.assertEqual(after.widget2, w)
child = knspace.fork()
child2 = knspace.fork()
grandchild = child.fork()
child.widget3 = w2
self.assertEqual(grandchild.widget3, w2)
self.assertEqual(child.widget3, w2)
# this could actually be none rather than raising, depending
# on when the class was instantiated. So if this fails, change the
# test to assert is none.
self.assertIsNone(knspace.widget3)
grandchild.parent = child2
self.assertIsNone(grandchild.widget3)
def test_fork_binding(self):
from kivy.lang import Builder
from kivy.uix.behaviors.knspace import knspace
w = Builder.load_string('''
<NamedLabel@KNSpaceBehavior+Label>
<MyComplexWidget@NamedLabel>:
knsname: 'root_label'
text: 'Hello'
NamedLabel:
id: child
knsname: 'child_label'
text: self.knspace.root_label.text if self.knspace.root_label else ''
BoxLayout:
MyComplexWidget:
knspace: 'fork'
id: first
MyComplexWidget:
knspace: 'fork'
id: second
''')
self.assertEqual(w.ids.first.ids.child.text, 'Hello')
self.assertEqual(w.ids.second.ids.child.text, 'Hello')
self.assertEqual(w.ids.first.knspace.child_label.text, 'Hello')
self.assertEqual(w.ids.second.knspace.child_label.text, 'Hello')
w.ids.first.text = 'Goodbye'
self.assertEqual(w.ids.first.ids.child.text, 'Goodbye')
self.assertEqual(w.ids.second.ids.child.text, 'Hello')
self.assertEqual(w.ids.first.knspace.child_label.text, 'Goodbye')
self.assertEqual(w.ids.second.knspace.child_label.text, 'Hello')
first = w.ids.first.knspace
w.ids.first.knspace = w.ids.second.knspace
w.ids.second.knspace = first
self.assertEqual(w.ids.first.ids.child.text, 'Goodbye')
self.assertEqual(w.ids.second.ids.child.text, 'Hello')
self.assertEqual(w.ids.first.knspace.child_label.text, 'Goodbye')
self.assertEqual(w.ids.second.knspace.child_label.text, 'Hello')
w.ids.first.text = 'Goodbye2'
self.assertEqual(w.ids.first.ids.child.text, 'Goodbye2')
self.assertEqual(w.ids.second.ids.child.text, 'Hello')
self.assertEqual(w.ids.first.knspace.child_label.text, 'Goodbye2')
self.assertEqual(w.ids.second.knspace.child_label.text, 'Hello')
w.ids.first.knspace.root_label.text = 'Goodbye3'
self.assertEqual(w.ids.first.ids.child.text, 'Goodbye3')
self.assertEqual(w.ids.second.ids.child.text, 'Hello')
self.assertEqual(w.ids.first.knspace.child_label.text, 'Goodbye3')
self.assertEqual(w.ids.second.knspace.child_label.text, 'Hello')