test: verify request payload is uploaded consistently

Node.js seems to change how it is uploaded based on the method,
but HTTP doesn't make any distinction.

Co-authored-by: Austin Wright <aaa@bzfx.net>
Co-authored-by: Lenvin Gonsalves <lenvingonsalves@gmail.com>
Co-authored-by: Antoine du Hamel <duhamelantoine1995@gmail.com>
PR-URL: https://github.com/nodejs/node/pull/34066
Refs: https://github.com/nodejs/node/issues/27880
Reviewed-By: James M Snell <jasnell@gmail.com>

test/known_issues/test-http-clientrequest-end-contentlength.js

@@ -0,0 +1,51 @@
+'use strict';
+
+// Refs: https://github.com/nodejs/node/pull/34066
+
+const common = require('../common');
+const assert = require('assert');
+const http = require('http');
+
+// Test that ClientRequest#end with default options
+// computes and sends a Content-Length header
+const upload = 'PUT / HTTP/1.1\r\n\r\n';
+const response = 'content-length: 19\r\n';
+
+// Test that the upload is properly received with the same headers,
+// regardless of request method
+const methods = [ 'GET', 'HEAD', 'DELETE', 'POST', 'PATCH', 'PUT', 'OPTIONS' ];
+
+const server = http.createServer(common.mustCall(function(req, res) {
+  req.on('data', function(chunk) {
+    assert.strictEqual(chunk, Buffer.from(upload));
+  });
+  res.setHeader('Content-Type', 'text/plain');
+  let payload = `${req.method}\r\n`;
+  for (let i = 0; i < req.rawHeaders.length; i += 2) {
+    // Ignore a couple headers that may vary
+    if (req.rawHeaders[i].toLowerCase() === 'host') continue;
+    if (req.rawHeaders[i].toLowerCase() === 'connection') continue;
+    payload += `${req.rawHeaders[i]}: ${req.rawHeaders[i + 1]}\r\n`;
+  }
+  res.end(payload);
+}), methods.length);
+
+server.listen(0, function tryNextRequest() {
+  const method = methods.pop();
+  if (method === undefined) return;
+  const port = server.address().port;
+  const req = http.request({ method, port }, function(res) {
+    const chunks = [];
+    res.on('data', function(chunk) {
+      chunks.push(chunk);
+    });
+    res.on('end', function() {
+      const received = Buffer.concat(chunks).toString();
+      const expected = method.toLowerCase() + '\r\n' + response;
+      assert.strictEqual(received.toLowerCase(), expected);
+      tryNextRequest();
+    });
+  });
+
+  req.end(upload);
+}).unref();

test/known_issues/test-http-clientrequest-end-empty-response-body.js

@@ -0,0 +1,52 @@
+'use strict';
+
+// Refs: https://github.com/nodejs/node/pull/34066
+
+const common = require('../common');
+const assert = require('assert');
+const http = require('http');
+
+// Test that ClientRequest#end with default options
+// and empty payload sends neither Content-Length nor Transfer-Encoding.
+// Sending Content-Length: 0 would be acceptable, but is unnecessary.
+const upload = 'PUT / HTTP/1.1\r\n\r\n';
+const response = '';
+
+// Test that the upload is properly received with the same headers,
+// regardless of request method.
+const methods = [ 'GET', 'HEAD', 'DELETE', 'POST', 'PATCH', 'PUT', 'OPTIONS' ];
+
+const server = http.createServer(common.mustCall(function(req, res) {
+  req.on('data', function(chunk) {
+    assert.strictEqual(chunk.toString(), upload);
+  });
+  res.setHeader('Content-Type', 'text/plain');
+  res.write(`${req.method}\r\n`);
+  for (let i = 0; i < req.rawHeaders.length; i += 2) {
+    // Ignore a couple headers that may vary
+    if (req.rawHeaders[i].toLowerCase() === 'host') continue;
+    if (req.rawHeaders[i].toLowerCase() === 'connection') continue;
+    res.write(`${req.rawHeaders[i]}: ${req.rawHeaders[i + 1]}\r\n`);
+  }
+  res.end();
+}), methods.length);
+
+server.listen(0, function tryNextRequest() {
+  const method = methods.pop();
+  if (method === undefined) return;
+  const port = server.address().port;
+  const req = http.request({ method, port }, function(res) {
+    const chunks = [];
+    res.on('data', function(chunk) {
+      chunks.push(chunk);
+    });
+    res.on('end', function() {
+      const received = Buffer.concat(chunks).toString();
+      const expected = method.toLowerCase() + '\r\n' + response;
+      assert.strictEqual(received.toLowerCase(), expected);
+      tryNextRequest();
+    });
+  });
+
+  req.end();
+}).unref();

test/known_issues/test-http-clientrequest-write-chunked.js

@@ -0,0 +1,52 @@
+'use strict';
+
+// Refs: https://github.com/nodejs/node/pull/34066
+
+const common = require('../common');
+const assert = require('assert');
+const http = require('http');
+
+// Test that ClientRequest#write with default options
+// uses a chunked Transfer-Encoding
+const upload = 'PUT / HTTP/1.1\r\n\r\n';
+const response = 'transfer-encoding: chunked\r\n';
+
+// Test that the upload is properly received with the same headers,
+// regardless of request method.
+const methods = [ 'GET', 'HEAD', 'DELETE', 'POST', 'PATCH', 'PUT', 'OPTIONS' ];
+
+const server = http.createServer(common.mustCall(function(req, res) {
+  req.on('data', function(chunk) {
+    assert.strictEqual(chunk.toString(), upload);
+  });
+  res.setHeader('Content-Type', 'text/plain');
+  res.write(`${req.method}\r\n`);
+  for (let i = 0; i < req.rawHeaders.length; i += 2) {
+    // Ignore a couple headers that may vary
+    if (req.rawHeaders[i].toLowerCase() === 'host') continue;
+    if (req.rawHeaders[i].toLowerCase() === 'connection') continue;
+    res.write(`${req.rawHeaders[i]}: ${req.rawHeaders[i + 1]}\r\n`);
+  }
+  res.end();
+}), methods.length);
+
+server.listen(0, function tryNextRequest() {
+  const method = methods.pop();
+  if (method === undefined) return;
+  const port = server.address().port;
+  const req = http.request({ method, port }, function(res) {
+    const chunks = [];
+    res.on('data', function(chunk) {
+      chunks.push(chunk);
+    });
+    res.on('end', function() {
+      const received = Buffer.concat(chunks).toString();
+      const expected = method.toLowerCase() + '\r\n' + response;
+      assert.strictEqual(received.toLowerCase(), expected);
+      tryNextRequest();
+    });
+  });
+
+  req.write(upload);
+  req.end();
+}).unref();

test/parallel/test-http-request-method-delete-payload.js

@@ -0,0 +1,30 @@
+'use strict';
+const common = require('../common');
+
+const assert = require('assert');
+const http = require('http');
+
+const data = 'PUT / HTTP/1.1\r\n\r\n';
+
+const server = http.createServer(common.mustCall(function(req, res) {
+  req.on('data', function(chunk) {
+    assert.strictEqual(chunk, Buffer.from(data));
+  });
+  res.setHeader('Content-Type', 'text/plain');
+  for (let i = 0; i < req.rawHeaders.length; i += 2) {
+    if (req.rawHeaders[i].toLowerCase() === 'host') continue;
+    if (req.rawHeaders[i].toLowerCase() === 'connection') continue;
+    res.write(`${req.rawHeaders[i]}: ${req.rawHeaders[i + 1]}\r\n`);
+  }
+  res.end();
+})).unref();
+
+server.listen(0, common.mustCall(() => {
+  const port = server.address().port;
+  const req = http.request({ method: 'DELETE', port }, function(res) {
+    res.resume();
+  });
+
+  req.write(data);
+  req.end();
+}));