diff options
Diffstat (limited to 'activesupport/test/core_ext/file_test.rb')
-rw-r--r-- | activesupport/test/core_ext/file_test.rb | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/activesupport/test/core_ext/file_test.rb b/activesupport/test/core_ext/file_test.rb index 2c04e9687c..cde0132b97 100644 --- a/activesupport/test/core_ext/file_test.rb +++ b/activesupport/test/core_ext/file_test.rb @@ -57,6 +57,16 @@ class AtomicWriteTest < ActiveSupport::TestCase File.unlink(file_name) rescue nil end + def test_atomic_write_returns_result_from_yielded_block + block_return_value = File.atomic_write(file_name, Dir.pwd) do |file| + "Hello world!" + end + + assert_equal "Hello world!", block_return_value + ensure + File.unlink(file_name) rescue nil + end + private def file_name "atomic.file" |