@technobuddha/library/src/to-integer.test.ts

A large library of useful functions

import { toInteger } from './to-integer.ts';

describe('toInteger', () => {
  test('should return numbers', () => {
    expect(toInteger(123456.789)).toBe(123456);
  });

  test('should convert strings', () => {
    expect(toInteger('123456.789')).toBe(123456);
  });

  test('should convert booleans', () => {
    expect(toInteger(false)).toBe(0);
    expect(toInteger(true)).toBe(1);
  });

  test('convert other types are NaN', () => {
    expect(toInteger({})).toBeNaN();
  });
});