async def test_listbox_page_up(root):
data = [['001', 'Hugo', '*****@*****.**'], ['002', 'Paco', '*****@*****.**'],
['003', 'Luis', '*****@*****.**'], ['004', 'Juan', '*****@*****.**'],
['005', 'Nico', '*****@*****.**'], ['006', 'Luka', '*****@*****.**'],
['007', 'Mark', '*****@*****.**'], ['008', 'Paul', '*****@*****.**'],
['009', 'Mike', '*****@*****.**'], ['010', 'Fran', '*****@*****.**'],
['011', 'Karl', '*****@*****.**'], ['012', 'Marx', '*****@*****.**'],
['013', 'Anne', '*****@*****.**'], ['014', 'Luke', '*****@*****.**']]
connect_called = False
def mock_connect(self):
nonlocal connect_called
connect_called = True
return self
listbox = Listbox(root, data=data, limit=4, offset=8)
listbox.connect = MethodType(mock_connect, listbox)
assert listbox.offset == 8
await listbox.dispatch(Event('Keyboard', 'keydown', key='A'))
await listbox.dispatch(Event('Keyboard', 'keydown', key=chr(339)))
assert listbox.offset == 4
assert connect_called is True
await listbox.dispatch(Event('Keyboard', 'keydown', key=chr(339)))
assert listbox.offset == 0
await listbox.dispatch(Event('Keyboard', 'keydown', key=chr(339)))
assert listbox.offset == 0
async def test_listbox_orientation(root):
data = ['first', 'second', 'third']
listbox = Listbox(root, data=data).render()
assert len(listbox.children) == 3
assert (listbox.children[0]._y_min, listbox.children[0]._x_min) == (0, 0)
assert (listbox.children[1]._y_min, listbox.children[1]._x_min) == (6, 0)
assert (listbox.children[2]._y_min, listbox.children[2]._x_min) == (12, 0)
listbox = Listbox(root, data=data, orientation='horizontal').render()
assert len(listbox.children) == 3
assert (listbox.children[0]._y_min, listbox.children[0]._x_min) == (0, 0)
assert (listbox.children[1]._y_min, listbox.children[1]._x_min) == (0, 30)
assert (listbox.children[2]._y_min, listbox.children[2]._x_min) == (0, 60)
def test_listbox_build(root):
data = ['first', 'second', 'third']
listbox = Listbox(root, data=data).render()
assert len(listbox.children) == 3
assert all(isinstance(item, Listitem) for item in listbox.children)
def test_frame_instantiation_defaults(root):
listbox = Listbox(root)
assert listbox.data == []
assert listbox.template is None
assert listbox.item_styling is not None
assert listbox.field_template is None
assert listbox.field_styling is not None
assert listbox.limit is None
assert listbox.offset is None
assert listbox.orientation == 'vertical'
assert listbox.mode == 'compact'
async def test_listbox_limit_and_offset(root):
data = [
'first', 'second', 'third', 'fourth', 'fifth', 'sixth', 'seventh',
'eighth', 'ninth', 'tenth'
]
listbox = Listbox(root, data=data, limit=3, offset=3).render()
assert len(listbox.children) == 3
assert listbox.children[0].content == 'fourth'
assert listbox.children[1].content == 'fifth'
assert listbox.children[2].content == 'sixth'
def test_listbox_template(root):
data = ['first', 'second', 'third']
class CustomTemplate(Widget):
def setup(self, **context) -> 'CustomTemplate':
item = context.pop('item', '')
return super().setup(**context, content=f'-- {item} --') and self
listbox = Listbox(root, data=data, template=CustomTemplate)
assert len(listbox.children) == 3
assert all(isinstance(item, CustomTemplate) for item in listbox.children)
async def test_listbox_focus_on_click(root):
listbox = Listbox(root)
focus_called = False
def mock_focus(self):
nonlocal focus_called
focus_called = True
return self
listbox.focus = MethodType(mock_focus, listbox)
event = Event('Mouse', 'click')
await listbox.dispatch(event)
assert focus_called is True
event.target = Target()
await listbox.on_click(event)
await asyncio.sleep(0)
await listbox.dispatch(event)
async def test_listbox_command(root):
data = ['first', 'second', 'third']
clicked_item = None
async def on_click(event: Event) -> None:
nonlocal clicked_item
clicked_item = event.target
listbox = Listbox(root, data=data, command=on_click).render()
await listbox.children[2].dispatch(Event('Mouse', 'click', y=15, x=45))
assert len(listbox.children) == 3
assert clicked_item == listbox.children[2]
async def test_listbox_fields(root):
data = [{
'id': '001',
'name': 'Hugo',
'email': '*****@*****.**'
}, {
'id': '002',
'name': 'Paco',
'email': '*****@*****.**'
}, {
'id': '003',
'name': 'Luis',
'email': '*****@*****.**'
}]
listbox = Listbox(root, data=data, fields=['name', 'email']).render()
assert len(listbox.children) == 3
assert (listbox.children[0]._y_min, listbox.children[0]._x_min) == (0, 0)
assert len(listbox.children[0].children) == 2
assert (listbox.children[0].children[0]._y_min,
listbox.children[0].children[0]._x_min) == (0, 0)
assert (listbox.children[0].children[1]._y_min,
listbox.children[0].children[1]._x_min) == (0, 45)
assert (listbox.children[1]._y_min, listbox.children[1]._x_min) == (6, 0)
assert len(listbox.children[1].children) == 2
assert (listbox.children[1].children[0]._y_min,
listbox.children[1].children[0]._x_min) == (6, 0)
assert (listbox.children[1].children[1]._y_min,
listbox.children[1].children[1]._x_min) == (6, 45)
assert (listbox.children[2]._y_min, listbox.children[2]._x_min) == (12, 0)
assert len(listbox.children[2].children) == 2
assert (listbox.children[2].children[0]._y_min,
listbox.children[2].children[0]._x_min) == (12, 0)
assert (listbox.children[2].children[1]._y_min,
listbox.children[2].children[1]._x_min) == (12, 45)
class Dummy:
def __init__(self, id: str, name: str, email: str) -> None:
self.id = id
self.name = name
self.email = email
data = [
Dummy(id='001', name='Hugo', email='*****@*****.**'),
Dummy(id='002', name='Paco', email='*****@*****.**'),
Dummy(id='003', name='Luis', email='*****@*****.**')
]
listbox = Listbox(root,
data=data,
fields=['name', 'email'],
orientation='horizontal').render()
assert len(listbox.children) == 3
assert (listbox.children[0]._y_min, listbox.children[0]._x_min) == (0, 0)
assert len(listbox.children[0].children) == 2
assert (listbox.children[0].children[0]._y_min,
listbox.children[0].children[0]._x_min) == (0, 0)
assert (listbox.children[0].children[1]._y_min,
listbox.children[0].children[1]._x_min) == (9, 0)
assert (listbox.children[1]._y_min, listbox.children[1]._x_min) == (0, 30)
assert len(listbox.children[1].children) == 2
assert (listbox.children[1].children[0]._y_min,
listbox.children[1].children[0]._x_min) == (0, 30)
assert (listbox.children[1].children[1]._y_min,
listbox.children[1].children[1]._x_min) == (9, 30)
assert (listbox.children[2]._y_min, listbox.children[2]._x_min) == (0, 60)
assert len(listbox.children[2].children) == 2
assert (listbox.children[2].children[0]._y_min,
listbox.children[2].children[0]._x_min) == (0, 60)
assert (listbox.children[2].children[1]._y_min,
listbox.children[2].children[1]._x_min) == (9, 60)
async def test_listbox_fields_wrong_item_type(root):
data = [['001', 'Hugo', '*****@*****.**'], ['002', 'Paco', '*****@*****.**'],
['003', 'Luis', '*****@*****.**']]
with raises(ValueError):
Listbox(root, data=data, fields=['name', 'email']).render()