import type { TestApp } from "../boot-app.ts";
/** Fluent assertions over the rows of a single SQLite table. Each matcher awaits a
 *  fresh read of the table and resolves to the same object so calls chain. */
export interface TableAssert {
    /** Assert the table contains at least one row whose columns deep-match `subset`
     *  (a SUBSET match — extra columns on the row are ignored). */
    hasRow(subset: Record<string, unknown>): Promise<TableAssert>;
    /** Assert the table holds exactly `n` rows. */
    rowCount(n: number): Promise<TableAssert>;
    /** Assert the table holds no rows. */
    isEmpty(): Promise<TableAssert>;
}
/** Entry point for SQLite-table assertions; `table(name)` narrows to one table. */
export interface DbAssert {
    table(name: string): TableAssert;
}
/** Assert over the app's provisioned SQLite (`app.db`). */
export declare function assertThatDb(app: TestApp): DbAssert;