assertSpyCall

function

function assertSpyCall<Self, Args extends unknown[], Return>(spy: SpyLike<Self, Args, Return>, callIndex: number, expected?: ExpectedSpyCall<Self, Args, Return>): void

Asserts that a spy is called as expected.

spy: SpyLike<Self, Args, Return>

The spy to check

callIndex: number

The index of the call to check

expected?: ExpectedSpyCall<Self, Args, Return>

The expected spy call.

import { assertSpyCall, spy } from "@ende/testing/mock";

const func = spy((a: number, b: number) => a + b);

func(3, 4);
func(5, 6);

// asserts each call made to the spy function.
assertSpyCall(func, 0, { args: [3, 4], returned: 7 });
assertSpyCall(func, 1, { args: [5, 6], returned: 11 });