import { Herror } from '../src';

describe('Herror', () => {

it('formats stack traces with module@version', () => {

const err = new Herror('hello there');

expect(err.stack).toBeDefined();

// Stack should contain at least one <module>@<version> path (e.g. from test runner)

expect(err.stack).toMatch(/\w+@[\d.]+\//);

});

it('includes an ISO date string', () => {

const err = new Herror('hello there');

const badge = new Date().toISOString().replace(/\..*$/, '');

expect(err.stack!.match(badge)?.[0]).toBe(badge);

});

it('includes the current node version', () => {

const err = new Herror('hello there');

const badge = 'node-' + process.version;

expect(err.stack!.match(badge)?.[0]).toBe(badge);

});

it('includes the current working directory', () => {

const err = new Herror('hello there');

const badge = process.cwd();

expect(err.stack!.match(badge)?.[0]).toBe(badge);

});

it('behaves as a normal Error when thrown and caught', () => {

let caught: Herror | undefined;

try {

throw new Herror('oops');

} catch (err) {

caught = err as Herror;

}

expect(caught).toBeDefined();

expect(caught!.name).toBe('Herror');

expect(caught!.message).toBe('oops');

expect(caught!).toBeInstanceOf(Error);

expect(caught!).toBeInstanceOf(Herror);

});

});