setObjectProperty.test.ts

import { setObjectProperty } from "../../../src/core/utils/setObjectProperty";

interface TestCase {
    description: string;
    giveObject: object;
    givePath: string;
    giveValue: any;
    wantObject: object;
}

describe("Test setObjectProperty", () => {
    const testCases: TestCase[] = [
        {
            description: "empty",
            giveObject: {},
            givePath: "",
            giveValue: 0,
            wantObject: { "": 0 },
        },
        {
            description: "top-level primitive",
            giveObject: {},
            givePath: "age",
            giveValue: 42,
            wantObject: { age: 42 },
        },
        {
            description: "top-level object",
            giveObject: {},
            givePath: "name",
            giveValue: { first: "John", last: "Doe" },
            wantObject: { name: { first: "John", last: "Doe" } },
        },
        {
            description: "top-level array",
            giveObject: {},
            givePath: "values",
            giveValue: [1, 2, 3],
            wantObject: { values: [1, 2, 3] },
        },
        {
            description: "nested object property",
            giveObject: {
                name: {
                    first: "John",
                },
            },
            givePath: "name.last",
            giveValue: "Doe",
            wantObject: { name: { first: "John", last: "Doe" } },
        },
        {
            description: "deeply nested object property",
            giveObject: {
                info: {
                    address: {
                        street: "123 Main St.",
                    },
                    age: 42,
                    name: {
                        last: "Doe",
                    },
                },
            },
            givePath: "info.name.first",
            giveValue: "John",
            wantObject: {
                info: { age: 42, address: { street: "123 Main St." }, name: { first: "John", last: "Doe" } },
            },
        },
    ];
    test.each(testCases)("$description", ({ giveObject, givePath, giveValue, wantObject }) => {
        const result = setObjectProperty(giveObject, givePath, giveValue);
        expect(result).toEqual(wantObject);
    });
});