compat(node:http) more compatibility improvements (#19063)

test/js/node/test/sequential/test-http-keep-alive-large-write.js

@@ -0,0 +1,47 @@
+'use strict';
+const common = require('../common');
+const assert = require('assert');
+const http = require('http');
+
+// This test assesses whether long-running writes can complete
+// or timeout because the socket is not aware that the backing
+// stream is still writing.
+
+const writeSize = 3000000;
+let socket;
+
+const server = http.createServer(common.mustCall((req, res) => {
+  server.close();
+  const content = Buffer.alloc(writeSize, 0x44);
+
+  res.writeHead(200, {
+    'Content-Type': 'application/octet-stream',
+    'Content-Length': content.length.toString(),
+    'Vary': 'Accept-Encoding'
+  });
+
+  socket = res.socket;
+  const onTimeout = socket._onTimeout;
+  socket._onTimeout = common.mustCallAtLeast(() => onTimeout.call(socket), 1);
+  res.write(content);
+  res.end();
+}));
+server.on('timeout', () => {
+  // TODO(apapirovski): This test is faulty on certain Windows systems
+  // as no queue is ever created
+  assert(!socket._handle || socket._handle.writeQueueSize === 0,
+         'Should not timeout');
+});
+
+server.listen(0, common.mustCall(() => {
+  http.get({
+    path: '/',
+    port: server.address().port
+  }, (res) => {
+    res.once('data', () => {
+      socket._onTimeout();
+      res.on('data', () => {});
+    });
+    res.on('end', () => server.close());
+  });
+}));