From b57192c596230ef8fb6a9cb1fe51d3a72e719e4f Mon Sep 17 00:00:00 2001
From: Hugo Parente Lima <hugo.pl@gmail.com>
Date: Thu, 13 Jan 2011 17:51:14 -0200
Subject: Fix bug#584 - "python pickle module can't treat QByteArray object of
 PySide"

Reviewer: Luciano Wolf <luciano.wolf@openbossa.org>
          Lauro Moura <lauro.neto@openbossa.org>
---
 PySide/QtCore/typesystem_core.xml      | 36 +++++++++++++++++-----------------
 PySide/QtGui/typesystem_gui_common.xml |  6 +++---
 PySide/typesystem_templates.xml        |  5 +----
 tests/QtCore/qbytearray_test.py        | 11 +++++++++++
 4 files changed, 33 insertions(+), 25 deletions(-)

diff --git a/PySide/QtCore/typesystem_core.xml b/PySide/QtCore/typesystem_core.xml
index 031244bcc..24ce91f7e 100644
--- a/PySide/QtCore/typesystem_core.xml
+++ b/PySide/QtCore/typesystem_core.xml
@@ -433,7 +433,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(iiii)" />
+              <replace from="%REDUCE_FORMAT" to="iiii" />
               <replace from="%REDUCE_ARGS" to="%CPPSELF.x1(), %CPPSELF.y1(), %CPPSELF.x2(), %CPPSELF.y2()" />
             </insert-template>
         </inject-code>
@@ -451,7 +451,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(dddd)" />
+              <replace from="%REDUCE_FORMAT" to="dddd" />
               <replace from="%REDUCE_ARGS" to="%CPPSELF.x1(), %CPPSELF.y1(), %CPPSELF.x2(), %CPPSELF.y2()" />
             </insert-template>
         </inject-code>
@@ -504,7 +504,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(iii)" />
+              <replace from="%REDUCE_FORMAT" to="iii" />
               <replace from="%REDUCE_ARGS" to="%CPPSELF.year(), %CPPSELF.month(), %CPPSELF.day()" />
             </insert-template>
         </inject-code>
@@ -562,7 +562,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(iiiiiiii)" />
+              <replace from="%REDUCE_FORMAT" to="iiiiiiii" />
               <replace from="%REDUCE_ARGS" to="%CPPSELF.date().year(), %CPPSELF.date().month(), %CPPSELF.date().day(), %CPPSELF.time().hour(), %CPPSELF.time().minute(), %CPPSELF.time().second(), %CPPSELF.time().msec(), (int)%CPPSELF.timeSpec()" />
             </insert-template>
         </inject-code>
@@ -574,7 +574,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(s)" />
+              <replace from="%REDUCE_FORMAT" to="s" />
               <replace from="%REDUCE_ARGS" to="qPrintable(%CPPSELF.path())" />
             </insert-template>
         </inject-code>
@@ -586,7 +586,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(ii)" />
+              <replace from="%REDUCE_FORMAT" to="ii" />
               <replace from="%REDUCE_ARGS" to="%CPPSELF.x(), %CPPSELF.y()" />
             </insert-template>
         </inject-code>
@@ -605,7 +605,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(dd)" />
+              <replace from="%REDUCE_FORMAT" to="dd" />
               <replace from="%REDUCE_ARGS" to="%CPPSELF.x(), %CPPSELF.y()" />
             </insert-template>
         </inject-code>
@@ -617,7 +617,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(iiii)" />
+              <replace from="%REDUCE_FORMAT" to="iiii" />
               <replace from="%REDUCE_ARGS" to="%CPPSELF.x(), %CPPSELF.y(), %CPPSELF.width(), %CPPSELF.height()" />
             </insert-template>
         </inject-code>
@@ -682,7 +682,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(dddd)" />
+              <replace from="%REDUCE_FORMAT" to="dddd" />
               <replace from="%REDUCE_ARGS" to="%CPPSELF.x(), %CPPSELF.y(), %CPPSELF.width(), %CPPSELF.height()" />
             </insert-template>
         </inject-code>
@@ -736,7 +736,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(ii)" />
+              <replace from="%REDUCE_FORMAT" to="ii" />
               <replace from="%REDUCE_ARGS" to="%CPPSELF.width(), %CPPSELF.height()" />
             </insert-template>
         </inject-code>
@@ -755,7 +755,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(dd)" />
+              <replace from="%REDUCE_FORMAT" to="dd" />
               <replace from="%REDUCE_ARGS" to="%CPPSELF.width(), %CPPSELF.height()" />
             </insert-template>
         </inject-code>
@@ -768,7 +768,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(iiii)" />
+              <replace from="%REDUCE_FORMAT" to="iiii" />
               <replace from="%REDUCE_ARGS" to="%CPPSELF.hour(), %CPPSELF.minute(), %CPPSELF.second(), %CPPSELF.msec()" />
             </insert-template>
         </inject-code>
@@ -788,7 +788,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(s)" />
+              <replace from="%REDUCE_FORMAT" to="s" />
               <replace from="%REDUCE_ARGS" to="qPrintable(%CPPSELF.toString())" />
             </insert-template>
         </inject-code>
@@ -1217,7 +1217,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(s)" />
+              <replace from="%REDUCE_FORMAT" to="s" />
               <replace from="%REDUCE_ARGS" to="qPrintable(%CPPSELF.toString())" />
             </insert-template>
         </inject-code>
@@ -1232,7 +1232,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(sii)" />
+              <replace from="%REDUCE_FORMAT" to="sii" />
               <replace from="%REDUCE_ARGS" to="qPrintable(%CPPSELF.pattern()), (int)%CPPSELF.caseSensitivity(), (int)%CPPSELF.patternSyntax()" />
             </insert-template>
         </inject-code>
@@ -1281,7 +1281,7 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(s)" />
+              <replace from="%REDUCE_FORMAT" to="s" />
               <replace from="%REDUCE_ARGS" to="qPrintable(%CPPSELF.filePath())" />
             </insert-template>
         </inject-code>
@@ -1294,8 +1294,8 @@
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(s)" />
-              <replace from="%REDUCE_ARGS" to="%CPPSELF.constData()" />
+                <replace from="%REDUCE_FORMAT" to="N" />
+                <replace from="%REDUCE_ARGS" to="PyString_FromStringAndSize(%CPPSELF.constData(), %CPPSELF.size())" />
             </insert-template>
         </inject-code>
     </add-function>
diff --git a/PySide/QtGui/typesystem_gui_common.xml b/PySide/QtGui/typesystem_gui_common.xml
index e6dabc409..50247c3de 100644
--- a/PySide/QtGui/typesystem_gui_common.xml
+++ b/PySide/QtGui/typesystem_gui_common.xml
@@ -499,14 +499,14 @@
     </extra-includes>
     <add-function signature="__reduce__" return-type="PyObject*">
         <inject-code class="target" position="beginning">
-            PyObject *points = PyList_New(%CPPSELF.count());
-            for (int i = 0; i &lt; %CPPSELF.count(); ++i){
+            PyObject* points = PyList_New(%CPPSELF.count());
+            for (int i = 0, max = %CPPSELF.count(); i &lt; max; ++i){
                 int x, y;
                 %CPPSELF.point(i, &amp;x, &amp;y);
                 PyList_SET_ITEM(points, i, %CONVERTTOPYTHON[QPoint](QPoint(x, y)));
             }
             <insert-template name="reduce_code">
-              <replace from="%REDUCE_FORMAT" to="(N)" />
+              <replace from="%REDUCE_FORMAT" to="N" />
               <replace from="%REDUCE_ARGS" to="points" />
             </insert-template>
         </inject-code>
diff --git a/PySide/typesystem_templates.xml b/PySide/typesystem_templates.xml
index 4604fda95..dd07459ad 100644
--- a/PySide/typesystem_templates.xml
+++ b/PySide/typesystem_templates.xml
@@ -188,10 +188,7 @@
     </template>
     <!-- templates for __reduce__ -->
     <template name="reduce_code">
-        PyObject *type = PyObject_Type(%PYSELF);
-        PyObject *args = NULL;
-        args = Py_BuildValue("%REDUCE_FORMAT", %REDUCE_ARGS);
-        %PYARG_0 = Py_BuildValue("(NN)", type, args);
+        %PYARG_0 = Py_BuildValue("(N(%REDUCE_FORMAT))", PyObject_Type(%PYSELF), %REDUCE_ARGS);
     </template>
     <template name="reduce_code_matrix">
         QList&lt; %MATRIX_TYPE &gt; cppArgs;
diff --git a/tests/QtCore/qbytearray_test.py b/tests/QtCore/qbytearray_test.py
index 34dc42f57..f031332d9 100644
--- a/tests/QtCore/qbytearray_test.py
+++ b/tests/QtCore/qbytearray_test.py
@@ -4,6 +4,8 @@
 import unittest
 import ctypes
 import sys
+import pickle
+import cStringIO
 
 from PySide.QtCore import *
 
@@ -109,5 +111,14 @@ class QByteArrayBug514(unittest.TestCase):
         self.assertEqual(type(a), QByteArray)
         self.assertEqual(a.data(), data)
 
+class TestPickler(unittest.TestCase):
+    def testIt(self):
+        ba = QByteArray("321\x00123")
+        output = cStringIO.StringIO()
+        pickle.dump(ba, output)
+        ba2 = pickle.loads(output.getvalue())
+        self.assertEqual(ba, ba2)
+
+
 if __name__ == '__main__':
     unittest.main()
-- 
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