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

A large library of useful functions

import { toFilename } from './to-filename.ts';

describe('toFilename', () => {
  test('should bad characters to be replaces', () => {
    expect(toFilename('x/x\\x:x*x?x<x>x|x.x-x')).toBe('x-x-x-x-x-x-x-x-x-x-x');
    expect(toFilename('x//y: :z*  ?q')).toBe('x-y-z-q');
  });

  test('should truncate long text', () => {
    expect(
      toFilename('now is the time for all good men to come to the aid of their country.'),
    ).toBe('now is the time for all good men to come to the aid of…ir country');
  });

  test('should control the disambiguate', () => {
    expect(
      toFilename('now is the time for all good men to come to the aid of their country.', {
        disambiguate: 20,
      }),
    ).toBe('now is the time for all good men to come to …aid of their country');
    expect(
      toFilename('now is the time for all good men to come to the aid of their country.', {
        maxLength: 15,
        disambiguate: 20,
      }),
    ).toBe('-…aid of their co');
  });

  test('should control the maxLength', () => {
    expect(
      toFilename('now is the time for all good men to come to the aid of their country.', {
        maxLength: 20,
      }),
    ).toBe('now is the…ir country');
  });

  test('should control the replacement character', () => {
    expect(toFilename('x/x\\x:x*x?x<x>x|x.x_x', { replacement: '_' })).toBe(
      'x_x_x_x_x_x_x_x_x_x_x',
    );
  });
});