[Jython-checkins] jython (merge default -> default): Merge.

frank.wierzbicki jython-checkins at python.org
Wed Mar 21 00:48:27 CET 2012


http://hg.python.org/jython/rev/ac16e01946d8
changeset:   6446:ac16e01946d8
parent:      6445:fca881c80a21
parent:      6444:6163f0c0208f
user:        Frank Wierzbicki <fwierzbicki at gmail.com>
date:        Tue Mar 20 16:48:16 2012 -0700
summary:
  Merge.

files:
  Lib/test/test_StringIO_jy.py          |  15 +++++++++++++++
  NEWS                                  |   1 +
  src/org/python/modules/cStringIO.java |   6 ++++++
  3 files changed, 22 insertions(+), 0 deletions(-)


diff --git a/Lib/test/test_StringIO_jy.py b/Lib/test/test_StringIO_jy.py
--- a/Lib/test/test_StringIO_jy.py
+++ b/Lib/test/test_StringIO_jy.py
@@ -28,9 +28,24 @@
         f.write("uvwxyz")
         self.assertEqual(f.getvalue(), 'abcdef\x00\x00\x00\x00uvwxyz')
 
+class TestGetValueAfterClose(unittest.TestCase):
+
+    # This test, or something like it, should be really be pushed upstream
+    def test_getvalue_after_close(self):
+        f = cStringIO.StringIO('hello')
+        f.getvalue()
+        f.close()
+        try:
+            f.getvalue()
+        except ValueError:
+            pass
+        else:
+            self.fail("cStringIO.StringIO: getvalue() after close() should have raised ValueError")
+
 def test_main():
     test_support.run_unittest(TestUnicodeInput)
     test_support.run_unittest(TestWrite)
+    test_support.run_unittest(TestGetValueAfterClose)
 
 if __name__ == '__main__':
     test_main()
diff --git a/NEWS b/NEWS
--- a/NEWS
+++ b/NEWS
@@ -5,6 +5,7 @@
 
 Jython 2.5.3b2
   Bugs Fixed
+    - [ 1640 ] cStringIO does not complain on getvalue after close
     - [ 1749 ] function descriptor doesn't work in interactive console
     - [ 1721 ] NPE when using JSR 223 (TestCase+Patch)
     - [ 1536 ] NPE in org.python.jsr223.PyScriptEngine:187
diff --git a/src/org/python/modules/cStringIO.java b/src/org/python/modules/cStringIO.java
--- a/src/org/python/modules/cStringIO.java
+++ b/src/org/python/modules/cStringIO.java
@@ -107,6 +107,11 @@
          */
         public void close() {
             closed = true;
+            // No point in zeroing the buf, because it won't be reused.
+            // buf is a final variable, so can't set to null.
+            // Therefore, just leave it and let it be GC'ed when the enclosing object is GC'ed
+            // Or remove the final declaration
+            // buf = null;
         }
 
 
@@ -405,6 +410,7 @@
          * @return      the contents of the StringIO.
          */
         public synchronized PyString getvalue() {
+            _complain_ifclosed();
             return new PyString(buf.toString());
         }
 

-- 
Repository URL: http://hg.python.org/jython


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