1 files changed, 63 insertions, 0 deletions
diff --git a/tests/node_compat/test/parallel/test-net-socket-setnodelay.js b/tests/node_compat/test/parallel/test-net-socket-setnodelay.js
new file mode 100644
index 000000000..3d11b8452
--- /dev/null
+++ b/tests/node_compat/test/parallel/test-net-socket-setnodelay.js
@@ -0,0 +1,63 @@
+// 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 `tests/node_compat/runner/setup.ts`. Do not modify this file manually.
+
+'use strict';
+
+const common = require('../common');
+const assert = require('assert');
+const net = require('net');
+
+const truthyValues = [true, 1, 'true', {}, []];
+const falseyValues = [false, 0, ''];
+const genSetNoDelay = (desiredArg) => (enable) => {
+  assert.strictEqual(enable, desiredArg);
+};
+
+// setNoDelay should default to true
+let socket = new net.Socket({
+  handle: {
+    setNoDelay: common.mustCall(genSetNoDelay(true)),
+    readStart() {}
+  }
+});
+socket.setNoDelay();
+
+socket = new net.Socket({
+  handle: {
+    setNoDelay: common.mustCall(genSetNoDelay(true), 1),
+    readStart() {}
+  }
+});
+truthyValues.forEach((testVal) => socket.setNoDelay(testVal));
+
+socket = new net.Socket({
+  handle: {
+    setNoDelay: common.mustNotCall(),
+    readStart() {}
+  }
+});
+falseyValues.forEach((testVal) => socket.setNoDelay(testVal));
+
+socket = new net.Socket({
+  handle: {
+    setNoDelay: common.mustCall(3),
+    readStart() {}
+  }
+});
+truthyValues.concat(falseyValues).concat(truthyValues)
+  .forEach((testVal) => socket.setNoDelay(testVal));
+
+// If a handler doesn't have a setNoDelay function it shouldn't be called.
+// In the case below, if it is called an exception will be thrown
+socket = new net.Socket({
+  handle: {
+    setNoDelay: null,
+    readStart() {}
+  }
+});
+const returned = socket.setNoDelay(true);
+assert.ok(returned instanceof net.Socket);