index.test.js

'use strict';

const makeValidator = require('./lib');

const {rules: {string}} = require('v6e');
const {SubmissionError} = require('redux-form');

const schema = {
    username: string(),
};

const successful = {
    username: 'hunter',
};

const error = {
    illegal: 'hacking!!',
    nested:  {
        illegal: 'hi',
        fields:  'hi',
    }
};

it('should not throw when when the validation succeeds', () => {

    return makeValidator(schema, {strict: true})(successful);
});

it('should throw a SubmissionError when the validation fails', () => {

    expect.assertions(2);

    return makeValidator(schema, {strict: true})(error)
        .catch(e => {
            expect(e).toBeInstanceOf(SubmissionError);
            expect(e.errors).toEqual({
                username: 'Must be a string',
                _error:   [
                    'illegal: Illegal attribute.',
                    'nested: Illegal attribute.',
                ]
            });
        });
});

it('should allow injection of the SubmissionError class', () => {

    expect.assertions(1);

    class CustomSubmissionError {

    }

    return makeValidator(schema, {strict: true}, {SubmissionError: CustomSubmissionError})(error)
        .catch(e => {
            expect(e).toBeInstanceOf(CustomSubmissionError);
        });
});