nicegui/tests/test_pages.py

from uuid import uuid4

from nicegui import ui

from .user import User


def test_title(user: User):
    @ui.page('/', title='My Custom Title')
    def page():
        ui.label('some content')

    user.open('/')
    user.should_see('My Custom Title')


def test_route_with_custom_path(user: User):
    @ui.page('/test_route')
    def page():
        ui.label('page with custom path')

    user.open('/test_route')
    user.should_see('page with custom path')


def test_auto_index_page_with_link_to_subpage(user: User):
    ui.link('link to subpage', '/subpage')

    @ui.page('/subpage')
    def page():
        ui.label('the subpage')

    user.open('/')
    user.click('link to subpage')
    user.should_see('the subpage')


def test_link_to_page_by_passing_function(user: User):
    @ui.page('/subpage')
    def page():
        ui.label('the subpage')

    ui.link('link to subpage', page)

    user.open('/')
    user.click('link to subpage')
    user.should_see('the subpage')


def test_creating_new_page_after_startup(user: User):
    user.start_server()

    @ui.page('/late_page')
    def page():
        ui.label('page created after startup')

    user.open('/late_page')
    user.should_see('page created after startup')


def test_automatic_loading_of_joystick_dependency(user: User):
    @ui.page('/')
    def page():
        ui.joystick()

    user.open('/')
    srcs = user.get_attributes('script', 'src')
    assert any(s.endswith('joystick.js') for s in srcs)
    assert any(s.endswith('nipplejs.min.js') for s in srcs)


def test_automatic_loading_of_keyboard_dependency_before_startup(user: User):
    @ui.page('/')
    def page():
        ui.keyboard()

    user.open('/')
    assert any(s.endswith('keyboard.js') for s in user.get_attributes('script', 'src'))
    user.sleep(2)  # NOTE we need to sleep here so the js timeout error is printed (start pytest with -s to see it)


def test_automatic_loading_of_keyboard_dependency_after_startup(user: User):
    @ui.page('/')
    def page():
        ui.button('activate keyboard', on_click=lambda: ui.keyboard())

    user.open('/')
    assert not any(s.endswith('keyboard.js') for s in user.get_attributes('script', 'src'))
    user.click('activate keyboard')
    assert any(s.endswith('keyboard.js') for s in user.get_attributes('script', 'src'))
    user.sleep(2)  # NOTE we need to sleep here so the js timeout error is printed (start pytest with -s to see it)


def test_shared_and_individual_pages(user: User):
    @ui.page('/individual_page')
    def individual_page():
        ui.label(f'individual page with uuid {uuid4()}')

    @ ui.page('/shared_page', shared=True)
    def shared_page():
        ui.label(f'shared page with uuid {uuid4()}')

    user.open('/shared_page')
    uuid1 = user.find('shared page').text.split()[-1]
    user.open('/shared_page')
    uuid2 = user.find('shared page').text.split()[-1]
    assert uuid1 == uuid2

    user.open('/individual_page')
    uuid1 = user.find('individual page').text.split()[-1]
    user.open('/individual_page')
    uuid2 = user.find('individual page').text.split()[-1]
    assert uuid1 != uuid2