tests, use `capture` instead of custom `redirect_stderr` helper.

1 files changed, 2 insertions, 12 deletions

diff --git a/railties/test/application/test_runner_test.rb b/railties/test/application/test_runner_test.rb
index 032b11a95f..a12f3cfc24 100644
--- a/railties/test/application/test_runner_test.rb
+++ b/railties/test/application/test_runner_test.rb
@@ -47,9 +47,8 @@ module ApplicationTests
         def; end
       RUBY
 
-      error_stream = Tempfile.new('error')
-      redirect_stderr(error_stream) { run_test_command('test/models/error_test.rb') }
-      assert_match "syntax error", error_stream.read
+      error = capture(:stderr) { run_test_command('test/models/error_test.rb') }
+      assert_match "syntax error", error
     end
 
     def test_run_models
@@ -296,15 +295,6 @@ module ApplicationTests
         app_file 'db/schema.rb', ''
       end
 
-      def redirect_stderr(target_stream)
-        previous_stderr = STDERR.dup
-        $stderr.reopen(target_stream)
-        yield
-        target_stream.rewind
-      ensure
-        $stderr = previous_stderr
-      end
-
       def create_test_file(path = :unit, name = 'test')
         app_file "test/#{path}/#{name}_test.rb", <<-RUBY
           require 'test_helper'