import { camelizeKeys } from "../../src/utils";

describe("camelizeKeys", () => {
    it("should return undefined if the input is undefined", () => {
        const result = camelizeKeys(undefined);
        expect(result).toBeUndefined();
    });

    it("should return an object with camelCase keys", () => {
        const input = {
            first_key: "value1",
            second_key: "value2",
            third_key: {
                inner_key: "value3",
            },
        };

        const expectedResult = {
            firstKey: "value1",
            secondKey: "value2",
            thirdKey: {
                inner_key: "value3",
            },
        };

        const result = camelizeKeys(input);
        expect(result).toEqual(expectedResult);
    });
});