* test/logger/test_logger.rb (TestLogDevice#test_write): check

  also error message.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25424 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 0 deletions

diff --git a/test/logger/test_logger.rb b/test/logger/test_logger.rb
index 8ddcd242ba..f83070c7f4 100644
--- a/test/logger/test_logger.rb
+++ b/test/logger/test_logger.rb
@@ -328,13 +328,19 @@ class TestLogDevice < Test::Unit::TestCase
     assert_equal("msg2\n\n", msg)
     #
     logdev = d(LogExcnRaiser.new)
+    class << (stderr = '')
+      alias write <<
+    end
+    $stderr, stderr = stderr, $stderr
     begin
       assert_nothing_raised do
         logdev.write('hello')
       end
     ensure
       logdev.close
+      $stderr, stderr = stderr, $stderr
     end
+    assert_equal "log writing failed. disk is full\n", stderr
   end
 
   def test_close