From 3ebae6cf1b20ce104423214d75c3c84129a8f141 Mon Sep 17 00:00:00 2001
From: legendecas <legendecas@gmail.com>
Date: Thu, 21 Nov 2019 00:55:36 +0800
Subject: worker: add argv constructor option

A convenience option to populate `process.argv` in worker threads.

PR-URL: https://github.com/nodejs/node/pull/30559
Fixes: https://github.com/nodejs/node/issues/30531
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Denys Otrishko <shishugi@gmail.com>
---
 test/parallel/test-worker-process-argv.js | 49 +++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 test/parallel/test-worker-process-argv.js

(limited to 'test')

diff --git a/test/parallel/test-worker-process-argv.js b/test/parallel/test-worker-process-argv.js
new file mode 100644
index 0000000000..ebdebe02ab
--- /dev/null
+++ b/test/parallel/test-worker-process-argv.js
@@ -0,0 +1,49 @@
+'use strict';
+const common = require('../common');
+const assert = require('assert');
+const { Worker, isMainThread, workerData } = require('worker_threads');
+
+if (isMainThread) {
+  assert.throws(() => {
+    new Worker(__filename, { argv: 'foo' });
+  }, {
+    code: 'ERR_INVALID_ARG_TYPE'
+  });
+
+  [
+    new Worker(__filename, {
+      argv: [null, 'foo', 123, Symbol('bar')],
+      // Asserts only if the worker is started by the test.
+      workerData: 'assert-argv'
+    }),
+    new Worker(`
+      const assert = require('assert');
+      assert.deepStrictEqual(
+        process.argv,
+        [process.execPath, '[worker eval]']
+      );
+    `, {
+      eval: true
+    }),
+    new Worker(`
+      const assert = require('assert');
+      assert.deepStrictEqual(
+        process.argv,
+        [process.execPath, '[worker eval]', 'null', 'foo', '123',
+        String(Symbol('bar'))]
+      );
+    `, {
+      argv: [null, 'foo', 123, Symbol('bar')],
+      eval: true
+    })
+  ].forEach((worker) => {
+    worker.on('exit', common.mustCall((code) => {
+      assert.strictEqual(code, 0);
+    }));
+  });
+} else if (workerData === 'assert-argv') {
+  assert.deepStrictEqual(
+    process.argv,
+    [process.execPath, __filename, 'null', 'foo', '123', String(Symbol('bar'))]
+  );
+}
-- 
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