nicegui/tests/test_api_router.py

from nicegui import APIRouter, app, ui
from nicegui.testing import Screen


def test_prefix(screen: Screen):
    router = APIRouter(prefix='/some-prefix')

    @router.page('/')
    def page():
        ui.label('Hello, world!')

    app.include_router(router)

    screen.open('/some-prefix')
    screen.should_contain('NiceGUI')
    screen.should_contain('Hello, world!')


def test_passing_page_parameters(screen: Screen):
    router = APIRouter()

    @router.page('/', title='My Custom Title')
    def page():
        ui.label('Hello, world!')

    app.include_router(router)

    screen.open('/')
    screen.should_contain('My Custom Title')