cluster: add cwd to cluster.settings

This commit allows cluster workers to be created with
configurable working directories.

Fixes: https://github.com/nodejs/node/issues/16388
PR-URL: https://github.com/nodejs/node/pull/18399
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

1 files changed, 22 insertions, 0 deletions

diff --git a/test/parallel/test-cluster-cwd.js b/test/parallel/test-cluster-cwd.js
new file mode 100644
index 0000000000..ce3fdca51e
--- /dev/null
+++ b/test/parallel/test-cluster-cwd.js
@@ -0,0 +1,22 @@
+'use strict';
+const common = require('../common');
+const assert = require('assert');
+const cluster = require('cluster');
+
+if (cluster.isMaster) {
+  common.refreshTmpDir();
+
+  assert.strictEqual(cluster.settings.cwd, undefined);
+  cluster.fork().on('message', common.mustCall((msg) => {
+    assert.strictEqual(msg, process.cwd());
+  }));
+
+  cluster.setupMaster({ cwd: common.tmpDir });
+  assert.strictEqual(cluster.settings.cwd, common.tmpDir);
+  cluster.fork().on('message', common.mustCall((msg) => {
+    assert.strictEqual(msg, common.tmpDir);
+  }));
+} else {
+  process.send(process.cwd());
+  process.disconnect();
+}