Function fn

fn(): Mock
Creates a mock function. Optionally takes a mock implementation.

Returns Mock
- Defined in node_modules/@types/jest/index.d.ts:212
fn<T, Y extends any[], C = any>(
implementation?: (this: C, ...args: Y) => T,
): Mock<T, Y, C>
Creates a mock function. Optionally takes a mock implementation.
Type Parameters
- T
- Y extends any[]
- C = any
Parameters
- Optionalimplementation: (this: C, ...args: Y) => T
Returns Mock<T, Y, C>
- Defined in node_modules/@types/jest/index.d.ts:216