child_process: support options in send()

This commit adds an options object to process.send(). The same
object is propagated to process._send(), the _handleQueue, and the
send() and postSend() functions of the handle converter.

Fixes: https://github.com/nodejs/node/issues/4271
PR-URL: https://github.com/nodejs/node/pull/5283
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>

1 files changed, 25 insertions, 0 deletions

diff --git a/test/parallel/test-child-process-send-type-error.js b/test/parallel/test-child-process-send-type-error.js
new file mode 100644
index 0000000000..b92d1ee90b
--- /dev/null
+++ b/test/parallel/test-child-process-send-type-error.js
@@ -0,0 +1,25 @@
+'use strict';
+require('../common');
+const assert = require('assert');
+const cp = require('child_process');
+
+function noop() {}
+
+function fail(proc, args) {
+  assert.throws(() => {
+    proc.send.apply(proc, args);
+  }, /"options" argument must be an object/);
+}
+
+let target = process;
+
+if (process.argv[2] !== 'child')
+  target = cp.fork(__filename, ['child']);
+
+fail(target, ['msg', null, null]);
+fail(target, ['msg', null, '']);
+fail(target, ['msg', null, 'foo']);
+fail(target, ['msg', null, 0]);
+fail(target, ['msg', null, NaN]);
+fail(target, ['msg', null, 1]);
+fail(target, ['msg', null, null, noop]);