Use create-test-server in test/https.js

test/https.js

@@ -1,53 +1,21 @@
 import test from 'ava';
-import pem from 'pem';
-import pify from 'pify';
 import got from '..';
-import {createSSLServer} from './helpers/server';
+import createTestServer from 'create-test-server';
 
 let s;
-let caRootCert;
-
-const pemP = pify(pem, Promise);
 
 test.before('setup', async () => {
-	const caKeys = await pemP.createCertificate({
-		days: 1,
-		selfSigned: true
-	});
-
-	const caRootKey = caKeys.serviceKey;
-	caRootCert = caKeys.certificate;
-
-	const keys = await pemP.createCertificate({
-		serviceCertificate: caRootCert,
-		serviceKey: caRootKey,
-		serial: Date.now(),
-		days: 500,
-		country: '',
-		state: '',
-		locality: '',
-		organization: '',
-		organizationUnit: '',
-		commonName: 'sindresorhus.com'
-	});
-
-	const key = keys.clientKey;
-	const cert = keys.certificate;
-
-	s = await createSSLServer({key, cert}); // eslint-disable-line object-property-newline
-
-	s.on('/', (req, res) => res.end('ok'));
-
-	await s.listen(s.port);
+	s = await createTestServer({certificate: 'sindresorhus.com'});
+	s.get('/', (req, res) => res.end('ok'));
 });
 
 test('make request to https server without ca', async t => {
-	t.truthy((await got(s.url, {rejectUnauthorized: false})).body);
+	t.truthy((await got(s.sslUrl, {rejectUnauthorized: false})).body);
 });
 
 test('make request to https server with ca', async t => {
-	const {body} = await got(s.url, {
-		ca: caRootCert,
+	const {body} = await got(s.sslUrl, {
+		ca: s.caCert,
 		headers: {host: 'sindresorhus.com'}
 	});
 	t.is(body, 'ok');