import { NgtxSuite } from './types';
/**
 * Injects ngtx test features into the given test suite.
 *
 * ---
 * **Example:**
 * ~~~ts
 * describe('MyTestSuite',
 *   ngtx(({ useFixture }) => {
 *      beforeEach(() => {
 *        // ...
 *        useFixture(fixture);
 *      });
 *   });
 * );
 * ~~~~
 * ---
 * To get more help please consult the documentation: https://github.com/Centigrade/ngtx
 *
 * ---
 * @param suite The test suite to be enriched with ngtx helper features.
 */
export declare function ngtx<T = any>(suite: (ngtx: NgtxSuite<T>) => void): () => void;