n8n/packages/workflow/test/utils.test.ts
Iván Ovejero 1732324965
fix(core): amend typing for jsonParse() options (#4423)
* 📘 Amend typing for `jsonParse()` options

* ✏️ Update rule message and description

* 🔀 Cherrypick Adi's work

* 🐛 Account for falsy fallback values

* ♻️ Use `else if`

*  Add explicit error message as type

*  Consolidate utils tests

* ♻️ Use optional chaining

* 🔥 Remove patchy type error

Co-authored-by: कारतोफ्फेलस्क्रिप्ट™ <aditya@netroy.in>
2022-10-24 12:48:16 +02:00

52 lines
1.2 KiB
TypeScript

import { jsonParse, deepCopy } from '../src/utils';
describe('jsonParse', () => {
it('parses JSON', () => {
expect(jsonParse('[1, 2, 3]')).toEqual([1, 2, 3]);
expect(jsonParse('{ "a": 1 }')).toEqual({ a: 1 });
});
it('optionally throws `errorMessage', () => {
expect(() => {
jsonParse('', { errorMessage: 'Invalid JSON' });
}).toThrow('Invalid JSON');
});
it('optionally returns a `fallbackValue`', () => {
expect(jsonParse('', { fallbackValue: { foo: 'bar' } })).toEqual({ foo: 'bar' });
});
});
describe('deepCopy', () => {
it('should deep copy an object', () => {
const object = {
deep: {
props: {
list: [{ a: 1 }, { b: 2 }, { c: 3 }],
},
arr: [1, 2, 3],
},
arr: [
{
prop: {
list: ['a', 'b', 'c'],
},
},
],
func: () => {},
date: new Date(),
undef: undefined,
nil: null,
bool: true,
num: 1,
};
const copy = deepCopy(object);
expect(copy).toEqual(object);
expect(copy).not.toBe(object);
expect(copy.arr).toEqual(object.arr);
expect(copy.arr).not.toBe(object.arr);
expect(copy.deep.props).toEqual(object.deep.props);
expect(copy.deep.props).not.toBe(object.deep.props);
});
});