test: use `.then(common.mustCall())` for all async IIFEs

This makes sure that all async functions finish as expected.

PR-URL: https://github.com/nodejs/node/pull/34363
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

3 files changed, 5 insertions, 5 deletions

diff --git a/test/internet/test-dns-promises-resolve.js b/test/internet/test-dns-promises-resolve.js
index a482cba60a..ed9c95a010 100644
--- a/test/internet/test-dns-promises-resolve.js
+++ b/test/internet/test-dns-promises-resolve.js
@@ -1,5 +1,5 @@
 'use strict';
-require('../common');
+const common = require('../common');
 const assert = require('assert');
 
 const dnsPromises = require('dns').promises;
@@ -38,5 +38,5 @@ const dnsPromises = require('dns').promises;
     const result = await dnsPromises.resolve('example.org', rrtype);
     assert.ok(result !== undefined);
     assert.ok(result.length > 0);
-  })();
+  })().then(common.mustCall());
 }
diff --git a/test/internet/test-dns-txt-sigsegv.js b/test/internet/test-dns-txt-sigsegv.js
index 9f65b6ec24..eeebf28fc7 100644
--- a/test/internet/test-dns-txt-sigsegv.js
+++ b/test/internet/test-dns-txt-sigsegv.js
@@ -1,5 +1,5 @@
 'use strict';
-require('../common');
+const common = require('../common');
 const assert = require('assert');
 const dns = require('dns');
 const dnsPromises = dns.promises;
@@ -7,7 +7,7 @@ const dnsPromises = dns.promises;
 (async function() {
   const result = await dnsPromises.resolveTxt('www.microsoft.com');
   assert.strictEqual(result.length, 0);
-})();
+})().then(common.mustCall());
 
 dns.resolveTxt('www.microsoft.com', function(err, records) {
   assert.strictEqual(err, null);
diff --git a/test/internet/test-dns.js b/test/internet/test-dns.js
index c74acc50dd..e5092b6ea2 100644
--- a/test/internet/test-dns.js
+++ b/test/internet/test-dns.js
@@ -708,4 +708,4 @@ dns.lookupService('0.0.0.0', 0, common.mustCall());
 (async function() {
   await dnsPromises.lookup(addresses.INET6_HOST, 6);
   await dnsPromises.lookup(addresses.INET_HOST, {});
-})();
+})().then(common.mustCall());