await it('Verify isEmptyObject()', () => {
expect(isEmptyObject({})).toBe(true)
expect(isEmptyObject({ 1: 1, 2: 2 })).toBe(false)
+ expect(isEmptyObject([])).toBe(false)
+ expect(isEmptyObject([1, 2])).toBe(false)
expect(isEmptyObject(new Map())).toBe(false)
expect(isEmptyObject(new Set())).toBe(false)
expect(isEmptyObject(new WeakMap())).toBe(false)