* test/lib/minitest/unit.rb: Show leaked tempfiles line-by-line.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46120 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Mon May 26 01:02:09 2014  Tanaka Akira  <akr@fsij.org>
+
+	* test/lib/minitest/unit.rb: Show leaked tempfiles line-by-line.
+
 Sun May 25 23:02:06 2014  Tanaka Akira  <akr@fsij.org>
 
 	* test/lib/minitest/unit.rb (MiniTest::Assertions#diff): Remove

test/lib/minitest/unit.rb

@@ -998,8 +998,10 @@ module MiniTest
       end
       tempfile_retained = live2 - live1
       if !tempfile_retained.empty?
-        list = tempfile_retained.map {|t| ' ' + t.inspect }.sort.join
-        puts "Leaked tempfiles: #{name}:#{list}"
+        list = tempfile_retained.map {|t| ' ' + t.inspect }.sort
+        list.each {|str|
+          puts "Leaked tempfile: #{name}: #{str}"
+        }
         tempfile_retained.each {|t| t.unlink }
       end
       live2