Function test_app_wrap_priority

tests/units/test_app.py:2850–2930

Test that the app wrap components are wrapped in the correct order. Args: react_strict_mode: Whether to use React Strict Mode. compilable_app: compilable_app fixture. mocker: pytest mocker object.

(
    react_strict_mode: bool,
    compilable_app: tuple[App, Path],
    mocker: MockerFixture,
)

    [True, False],
)
def test_app_wrap_priority(
    react_strict_mode: bool,
    compilable_app: tuple[App, Path],
    mocker: MockerFixture,
):
    """Test that the app wrap components are wrapped in the correct order.

    Args:
        react_strict_mode: Whether to use React Strict Mode.
        compilable_app: compilable_app fixture.
        mocker: pytest mocker object.
    """
    conf = rx.Config(app_name="testing", react_strict_mode=react_strict_mode)
    mocker.patch("reflex_base.config._get_config", return_value=conf)

    app, web_dir = compilable_app

    class Fragment1(Component):
        tag = "Fragment1"

        def _get_app_wrap_components(self) -> dict[tuple[int, str], Component]:  # pyright: ignore [reportIncompatibleMethodOverride]
            return {(99, "Box"): rx.box()}

    class Fragment2(Component):
        tag = "Fragment2"

        def _get_app_wrap_components(self) -> dict[tuple[int, str], Component]:  # pyright: ignore [reportIncompatibleMethodOverride]
            return {(50, "Text"): rx.text()}

    class Fragment3(Component):
        tag = "Fragment3"

        def _get_app_wrap_components(self) -> dict[tuple[int, str], Component]:  # pyright: ignore [reportIncompatibleMethodOverride]
            return {(10, "Fragment2"): Fragment2.create()}

    def page():
        return Fragment1.create(Fragment3.create())

    app.add_page(page)
    app._compile()
    app_js_contents = (
        web_dir / constants.Dirs.PAGES / constants.PageNames.APP_ROOT
    ).read_text()
    # AppWrap renders the priority-ordered chain inside its body.
    # ``addEvents`` is reached via module-level import so the events hook
    # block is empty.
    function_app_definition = app_js_contents[
        app_js_contents.index("function AppWrap") : app_js_contents.index(
            "export function Layout"
        )
    ].strip()
    error_boundary_tag = _find_error_boundary_memo_tag(function_app_definition)
    toast_provider_tag = _find_mirrored_memo_symbol(
        function_app_definition, "MemoizedToastProvider"
    )
    overlay_tag = _find_mirrored_memo_symbol(
        function_app_definition, "DefaultOverlayComponents"
    )