test: add mustCall to test-fs-readfile-pipe-large

PR-URL: #27460 Reviewed-By: Weijia Wang <[email protected]> Reviewed-By: Yorkie Liu <[email protected]> Reviewed-By: Gireesh Punathil <[email protected]> Reviewed-By: Colin Ihrig <[email protected]> Reviewed-By: Ouyang Yadong <[email protected]>
nodejs · Apr 28, 2019 · 54c973c · 54c973c
1 parent 7cbbd51
commit 54c973c
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/test/parallel/test-fs-readfile-pipe-large.js b/test/parallel/test-fs-readfile-pipe-large.js
@@ -29,7 +29,7 @@ const exec = require('child_process').exec;
 const f = JSON.stringify(__filename);
 const node = JSON.stringify(process.execPath);
 const cmd = `cat ${filename} | ${node} ${f} child`;
-exec(cmd, { maxBuffer: 1000000 }, function(err, stdout, stderr) {
+exec(cmd, { maxBuffer: 1000000 }, common.mustCall((err, stdout, stderr) => {
   assert.ifError(err);
   assert.strictEqual(
     stdout,
@@ -42,7 +42,7 @@ exec(cmd, { maxBuffer: 1000000 }, function(err, stdout, stderr) {
     `expect that it does not write to stderr, but got : ${stderr}`
   );
   console.log('ok');
-});
+}));
 
 process.on('exit', function() {
   fs.unlinkSync(filename);