}

function readLastJsonWrite(): Record<string, unknown> {

const [payload, space] = mocks.defaultRuntime.writeJson.mock.calls.at(-1) ?? [];

const calls = mocks.defaultRuntime.writeJson.mock.calls;

const [payload, space] = calls[calls.length - 1] ?? [];

expect(space).toBe(0);

if (!payload || typeof payload !== "object") {

throw new Error("expected JSON write payload object");

}

function readFirstReplaceConfigArg(): Record<string, unknown> {

const call = mocks.replaceConfigFile.mock.calls.at(0);

const call = mocks.replaceConfigFile.mock.calls[0];

if (!call) {

throw new Error("expected replaceConfigFile call");

}

const arg = call.at(0);

const arg = call[0];

if (!arg || typeof arg !== "object") {

throw new Error("expected replaceConfigFile argument");

}