diff options
Diffstat (limited to 'activesupport/test/core_ext')
-rw-r--r-- | activesupport/test/core_ext/file_test.rb | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/activesupport/test/core_ext/file_test.rb b/activesupport/test/core_ext/file_test.rb index 9c97700e5d..186c863f91 100644 --- a/activesupport/test/core_ext/file_test.rb +++ b/activesupport/test/core_ext/file_test.rb @@ -59,6 +59,20 @@ class AtomicWriteTest < ActiveSupport::TestCase File.unlink(file_name) rescue nil end + def test_atomic_write_preserves_file_permissions_same_directory + Dir.mktmpdir do |temp_dir| + File.chmod 0700, temp_dir + + probed_permissions = File.probe_stat_in(temp_dir).mode.to_s(8) + + File.atomic_write(File.join(temp_dir, file_name), &:close) + + actual_permissions = File.stat(File.join(temp_dir, file_name)).mode.to_s(8) + + assert_equal actual_permissions, probed_permissions + end + end + def test_atomic_write_returns_result_from_yielded_block block_return_value = File.atomic_write(file_name, Dir.pwd) do |file| "Hello world!" |