import isPrimitive from '../../utils/isPrimitive'; describe('isPrimitive', () => { it('should return true when value is a string', () => { expect(isPrimitive('foobar')).toBeTruthy(); }); it('should return true when value is a boolean', () => { expect(isPrimitive(false)).toBeTruthy(); }); it('should return true when value is a number', () => { expect(isPrimitive(123)).toBeTruthy(); }); it('should return true when value is a symbol', () => { expect(isPrimitive(Symbol())).toBeTruthy(); }); it('should return true when value is null', () => { expect(isPrimitive(null)).toBeTruthy(); }); it('should return true when value is undefined', () => { expect(isPrimitive(undefined)).toBeTruthy(); }); it('should return false when value is an object', () => { expect(isPrimitive({})).toBeFalsy(); }); it('should return false when value is an array', () => { expect(isPrimitive([])).toBeFalsy(); }); });