import { tick } from 'svelte';
/**
 * Wait for Svelte to apply pending changes to the DOM.
 *
 * Runes update asynchronously: a click handler that sets state has NOT
 * touched the DOM by the time `click()` returns. Every assertion that
 * follows an interaction needs this, and forgetting it reads as "the handler
 * did nothing" rather than as a timing problem.
 */
export declare const flush: typeof tick;
/**
 * Mount a component into a detached container and hand back the root element.
 *
 * Every test gets its own container and tears it down, because these components
 * write to `document` (scroll locks, key listeners) and a leak shows up as a
 * failure three tests later.
 */
export declare function render<P extends Record<string, unknown>>(Component: unknown, props: P): {
    target: HTMLDivElement;
    instance: Record<string, any>;
    $(selector: string): Element | null;
    all(selector: string): Element[];
    destroy(): void;
};