Enable the RSpec/ExpectOutput cop

Signed-off-by: Rémy Coutable <remy@rymai.me>

1 files changed, 1 insertions, 3 deletions

diff --git a/spec/bin/changelog_spec.rb b/spec/bin/changelog_spec.rb
index 7f4298db59f..91aff0db7cc 100644
--- a/spec/bin/changelog_spec.rb
+++ b/spec/bin/changelog_spec.rb
@@ -46,9 +46,7 @@ describe 'bin/changelog' do
 
     it 'parses -h' do
       expect do
-        $stdout = StringIO.new
-
-        described_class.parse(%w[foo -h bar])
+        expect { described_class.parse(%w[foo -h bar]) }.to output.to_stdout
       end.to raise_error(SystemExit)
     end