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test/parallel/test-net-socket-write-after-close.js

@@ -0,0 +1,42 @@
+'use strict';
+const common = require('../common');
+const assert = require('assert');
+const net = require('net');
+
+{
+  const server = net.createServer();
+
+  server.listen(common.mustCall(() => {
+    const port = server.address().port;
+    const client = net.connect({ port }, common.mustCall(() => {
+      client.on('error', common.mustCall((err) => {
+        server.close();
+        assert.strictEqual(err.constructor, Error);
+        assert.strictEqual(err.message, 'write EBADF');
+      }));
+      client._handle.close();
+      client.write('foo');
+    }));
+  }));
+}
+
+{
+  const server = net.createServer();
+
+  server.listen(common.mustCall(() => {
+    const port = server.address().port;
+    const client = net.connect({ port }, common.mustCall(() => {
+      client.on('error', common.expectsError({
+        code: 'ERR_SOCKET_CLOSED',
+        message: 'Socket is closed',
+        name: 'Error'
+      }));
+
+      server.close();
+
+      client._handle.close();
+      client._handle = null;
+      client.write('foo');
+    }));
+  }));
+}