test.js

import test from 'ava';
import emailRegex from './index.js';

const fixtures = [
	'sindresorhus@gmail.com',
	'foo@bar',
	'test@about.museum',
	'test@nominet.org.uk',
	'test.test@sindresorhus.com',
	'test@255.255.255.255',
	'a@sindresorhus.com',
	'test@e.com',
	'test@xn--hxajbheg2az3al.xn--jxalpdlp',
	'abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghiklm@sindresorhus.com',
	'!#$%&`*+/=?^`{|}~@sindresorhus.com',
	'test@g--a.com',
	'a@abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghikl.abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghikl.abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghikl.abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefg.hij',
	'123@sindresorhus.com',
	'"\\a"@sindresorhus.com',
	'""@sindresorhus.com',
	'"test"@sindresorhus.com',
	'"\\""@sindresorhus.com',
	'abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghiklmn@sindresorhus.com',
	'test@iana.co-uk',
	'a@a.b.c.d.e.f.g.h.i.j.k.l.m.n.o.p.q.r.s.t.u.v.w.x.y.z.a.b.c.d.e.f.g.h.i.j.k.l.m.n.o.p.q.r.s.t.u.v.w.x.y.z.a.b.c.d.e.f.g.h.i.j.k.l.m.n.o.p.q.r.s.t.u.v.w.x.y.z.a.b.c.d.e.f.g.h.i.j.k.l.m.n.o.p.q.r.s.t.u.v.w.x.y.z.a.b.c.d.e.f.g.h.i.j.k.l.m.n.o.p.q.r.s.t.u.v',
	'test@foo-bar.com',
	'foo@x.solutions',
	'foo@[IPv6:2001:db8::2]'
];

const fixturesNot = [
	'@',
	'@io',
	'@sindresorhus.com',
	'test..sindresorhus.com',
	'test@iana..com',
	'test@sindresorhus.com.',
	'.test@sindresorhus.com',
	'sindre@sindre@sindre.com',
	'mailto:sindresorhus@gmail.com',
	'foo.example.com',
	'test.@example.com'
];

test('extract', t => {
	for (const fixture of fixtures) {
		t.is((emailRegex().exec(`foo ${fixture} bar`) || [])[0], fixture);
	}

	t.is(emailRegex().exec('mailto:sindresorhus@gmail.com')[0], 'sindresorhus@gmail.com');
});

test('exact', t => {
	for (const fixture of fixtures) {
		t.true(emailRegex({exact: true}).test(fixture));
	}
});

test('failures', t => {
	for (const fixture of fixturesNot) {
		t.false(emailRegex({exact: true}).test(fixture));
	}
});