test: use repeat() instead of new Array().join()

The usage of `new Array(length + 1).join(str)` is strange.
Change to `str.repeat(length)` is more clearly.

PR-URL: https://github.com/nodejs/node/pull/11071
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Evan Lucas <evanlucas@me.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Yuta Hiroto <hello@about-hiroppy.com>
Reviewed-By: Italo A. Casas <me@italoacasas.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/test/parallel/test-http-byteswritten.js b/test/parallel/test-http-byteswritten.js
index 3b295ebdcc..c92506e827 100644
--- a/test/parallel/test-http-byteswritten.js
+++ b/test/parallel/test-http-byteswritten.js
@@ -16,7 +16,7 @@ const httpServer = http.createServer(common.mustCall(function(req, res) {
 
   // Write 1.5mb to cause some requests to buffer
   // Also, mix up the encodings a bit.
-  const chunk = new Array(1024 + 1).join('7');
+  const chunk = '7'.repeat(1024);
   const bchunk = Buffer.from(chunk);
   for (let i = 0; i < 1024; i++) {
     res.write(chunk);