def test_reducer(self):
def name_reducer(state, payload):
return {**state, **{ "name": payload }}
store = create_store({ "NAME_REDUCER" : name_reducer }, {"name": "Test"})
store.dispatch("NAME_REDUCER", "Test2")
assert store.state == {"name": "Test2"}
def test_simple(self):
observer = unittest.mock.MagicMock()
store= create_store({}, {"name": "Test"})
assert store.state == {"name": "Test"}
store.subscribe(observer.subscribe)
assert len(observer.method_calls) == 1
store.dispatch("SET_VALUE", {"path": ["name"], "value": "Test2"})
assert len(observer.method_calls) == 2
assert store.state == {"name": "Test2"}
def test_dispose(self):
store= create_store({}, {"name": "Test"})
mock = unittest.mock.MagicMock()
observer = store.subscribe(mock)
assert len(mock.method_calls) == 1
observer.dispose()
store.dispatch("SET_VALUE", {"path": ["name"], "value": "Test2"})
assert len(mock.method_calls) == 1
def _create_view(self):
self.demoStore = create_store(
eval(self._get_state["store"]),
ast.literal_eval(self._get_state["data"]))
view_class = create_view(self._get_state["template"],
self._get_state["view"])
self.demoView = app.add_view(view_class(store=self.demoStore)).widget
if len(self.demoView.logger.handlers) == 0:
handler = logging.StreamHandler(sys.stdout)
handler.setLevel(logging.DEBUG)
formatter = logging.Formatter(
'%(asctime)s - %(name)s - %(levelname)s - %(message)s')
handler.setFormatter(formatter)
self.demoView.logger.addHandler(handler)
self.demoView.show()
def test_select(self):
store = create_store({},{
"hosts": [{
"url": "1"
},{
"url": "2"
}]
})
mock = unittest.mock.MagicMock()
observer = store.select_by_path("hosts.1.url")
observer.subscribe(mock)
assert len(mock.method_calls ) == 1
assert mock.method_calls[0][0] == "on_next"
assert mock.method_calls[0][1][0] == "2"
store.dispatch("SET_VALUE", {"path": ["hosts", "0", "url"], "value": "3"})
assert len(mock.method_calls ) == 1
assert store.state == { "hosts": [{ "url": "3" },{ "url": "2" }] }
from layoutx import app
from layoutx.store import create_store
from layoutx.view import View, ResizeOption
store = create_store(
{
"SET_IMAGE": lambda state, payload: {
**state,
**{
"data": payload
}
}
}, {"data": ""})
class ImageShowcase(View):
geometry = "800x600+200+200"
title = "ImageViewer"
resizable = ResizeOption.NONE
template = """\
Box
Label(weight="0") Image Viewer
ImageViewer(name="image" background="black" imagedata="{data}")
Button(weight="0" height="20" command="{load_image}") New Image
"""
async def load_image(self):
# Find view child widget api not yet finalized
imageViewer = self._widget.find_first("image")
# Get tkinter attributes
from layoutx import app
from layoutx.store import create_store
from layoutx.view import View, ResizeOption
store = create_store({}, {"facts": [], "loading": False})
class LoadFacts(View):
geometry = "800x600+200+200"
title = "FactLoader"
resizable = ResizeOption.BOTH
template = """\
ScrollFrame
Label(if="{loading}") Loading, please wait ...
Button(command="{load_facts}") load facts
Box(for="{fact in facts if fact.type == 'cat'}")
Box(orient="horizontal")
Label(background="{'grey' if fact.deleted else 'green'}") {fact.text}
"""
async def load_facts(self):
self.store.dispatch("SET_VALUE", {"path": ["loading"], "value": True})
import aiohttp
session = aiohttp.ClientSession()
facts_list = []
async with session.get(
"https://cat-fact.herokuapp.com/facts/random?animal_type=horse&amount=5"
) as facts:
facts_list += await facts.json()
async with session.get(
store = create_store({}, {
"data":
"""\
{
"name": "news",
"counter": 0,
"isBool": True,
"code": "import antigravity"
}""",
"template":
"""\
ScrollFrame
Button(command="{partial(print_hello, name)}") asyncio
Button(command="{reducer}")
| Hello {name}
Label(:Button-1:="{partial(print_hello, 'label clicked')}") {name}
Label hello {getter()}
""",
"view":
"""\
async def print_hello(self, txt, *args):
import asyncio
await asyncio.sleep(1)
print("tkEvent", args)
print(txt)
def getter(self):
return 'dynamic getter'
def on_drop(self, path):
print(path)
def reducer(self):
self.store.dispatch("SET_NAME", "from reducer")
""",
"store":
"""\
{
"SET_NAME": lambda state, payload: {**state, **{"name": payload}}
}
"""
})