interface HooksObject Lifecycle hooks available inside a module() callback. Type Parameters A = unknown Methods before(fn: HookFn<A>): void Runs once before the first test in the module. beforeEach(fn: HookFn<A>): void Runs before each test in the module. afterEach(fn: HookFn<A>): void Runs after each test in the module. after(fn: HookFn<A>): void Runs once after the last test in the module.