From c7b87b0d51dd1d1a8629832daecd060b5d316123 Mon Sep 17 00:00:00 2001
From: Rich Trott <rtrott@gmail.com>
Date: Wed, 27 Mar 2019 08:36:25 -0700
Subject: [PATCH] fs: add test for copyfile() respecting permissions

Add test to test-fs-copyfile.c to check that uv_fs_copyfile() respects
destination file permissions. Previously, in macOS, it did not.

PR-URL: https://github.com/libuv/libuv/pull/2233
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Santiago Gimeno <santiago.gimeno@gmail.com>
Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
---
 test/test-fs-copyfile.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/test/test-fs-copyfile.c b/test/test-fs-copyfile.c
index 7b6511c9..cd8a2ea7 100644
--- a/test/test-fs-copyfile.c
+++ b/test/test-fs-copyfile.c
@@ -185,6 +185,17 @@ TEST_IMPL(fs_copyfile) {
   if (r == 0)
     handle_result(&req);
 
+#ifndef _WIN32
+  /* Copying respects permissions/mode. */
+  unlink(dst);
+  touch_file(dst, 0);
+  chmod(dst, S_IRUSR|S_IRGRP|S_IROTH); /* Sets file mode to 444 (read-only). */
+  r = uv_fs_copyfile(NULL, &req, fixture, dst, 0, NULL);
+  ASSERT(req.result == UV_EACCES);
+  ASSERT(r == UV_EACCES);
+  uv_fs_req_cleanup(&req);
+#endif
+
   unlink(dst); /* Cleanup */
   return 0;
 }