nicegui/tests/test_codemirror.py

from typing import Dict, List

from nicegui import ui
from nicegui.testing import Screen


def test_codemirror(screen: Screen):
    ui.codemirror('Line 1\nLine 2\nLine 3')

    screen.open('/')
    screen.should_contain('Line 2')


def test_supported_values(screen: Screen):
    values: Dict[str, List[str]] = {}

    @ui.page('/')
    def page():
        editor = ui.codemirror()

        async def fetch():
            values['languages'] = await editor.run_method('getLanguages')
            values['themes'] = await editor.run_method('getThemes')
            values['supported_themes'] = editor.supported_themes
            values['supported_languages'] = editor.supported_languages
            ui.label('Done')
        ui.button('Fetch', on_click=fetch)

    screen.open('/')
    screen.click('Fetch')
    screen.wait_for('Done')
    assert values['languages'] == values['supported_languages']
    assert values['themes'] == values['supported_themes']