@cnamts/vue-dot/src/rules/maxLength/tests/maxLength.spec.ts

Implementation of our Design System for the French Health Insurance

import { maxLength } from '../';

describe('maxLength', () => {
	it('returns an error when the value is longer than maximum', () => {
		const rule = maxLength(1);

		expect(typeof rule('0123')).toBe('string');
	});

	it('returns true when the value is shorter than the maximum', () => {
		const rule = maxLength(10);

		expect(rule('012345')).toBe(true);
	});

	it('returns true when the value equals the maximum', () => {
		const rule = maxLength(10);

		expect(rule('0123456789')).toBe(true);
	});

	it('returns true when the value is shorter than the maximum without counting spaces', () => {
		const rule = maxLength(10, true);

		expect(rule('0 1 2 3 4 5')).toBe(true);
	});

	it('returns true if the value is falsy', () => {
		const rule = maxLength(10);

		expect(rule('')).toBe(true);
	});

	it('works with custom error messages', () => {
		const rule = maxLength(1, false, {
			default: 'test'
		});

		expect(rule('0123')).toBe('test');
	});
});