1 files changed, 58 insertions, 0 deletions
diff --git a/tests/node_compat/test/parallel/test-child-process-stdout-flush.js b/tests/node_compat/test/parallel/test-child-process-stdout-flush.js
new file mode 100644
index 000000000..4054d2189
--- /dev/null
+++ b/tests/node_compat/test/parallel/test-child-process-stdout-flush.js
@@ -0,0 +1,58 @@
+// deno-fmt-ignore-file
+// deno-lint-ignore-file
+
+// Copyright Joyent and Node contributors. All rights reserved. MIT license.
+// Taken from Node 18.12.1
+// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
+
+// Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+// TODO(PolarETech): The args passed to spawn() should not need to
+// include "require.ts".
+
+'use strict';
+const common = require('../common');
+const assert = require('assert');
+const spawn = require('child_process').spawn;
+const fixtures = require('../common/fixtures');
+
+const sub = fixtures.path('print-chars.js');
+
+const n = 500000;
+
+const child = spawn(process.argv[0], ['require.ts', sub, n]);
+
+let count = 0;
+
+child.stderr.setEncoding('utf8');
+child.stderr.on('data', common.mustNotCall());
+
+child.stdout.setEncoding('utf8');
+child.stdout.on('data', (data) => {
+  count += data.length;
+});
+
+child.on('close', common.mustCall((code, signal) => {
+  assert.strictEqual(code, 0);
+  assert.strictEqual(signal, null);
+  assert.strictEqual(n, count);
+}));