Function before

testing/bdd.ts:947–951

(
  fn: (this: T) => void | Promise<void>,
)

 * `Deno.test.beforeAll()` (Deno 2.5+) instead.
 */
export function before<T>(
  fn: (this: T) => void | Promise<void>,
) {
  beforeAll(fn);
}

/**
 * Run some shared teardown after all of the tests in the suite.