shiboken6: Add a test for std::shared_ptr

Task-number: PYSIDE-454
Change-Id: I67b89cccf4aae14b221fc13a98d53dd51f2a11e6
Reviewed-by: Shyamnath Premnadh <Shyamnath.Premnadh@qt.io>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Christian Tismer <tismer@stackless.com>

7 files changed, 180 insertions, 2 deletions

diff --git a/sources/shiboken6/tests/libsmart/CMakeLists.txt b/sources/shiboken6/tests/libsmart/CMakeLists.txt
index 152c57f25..79ccbac00 100644
--- a/sources/shiboken6/tests/libsmart/CMakeLists.txt
+++ b/sources/shiboken6/tests/libsmart/CMakeLists.txt
@@ -2,6 +2,7 @@ project(libsmart)
 
 set(libsmart_SRC
 smart.cpp
+stdsharedptrtestbench.cpp
 )
 
 add_library(libsmart SHARED ${libsmart_SRC})
diff --git a/sources/shiboken6/tests/libsmart/smart.h b/sources/shiboken6/tests/libsmart/smart.h
index 6238f27d5..24009cda5 100644
--- a/sources/shiboken6/tests/libsmart/smart.h
+++ b/sources/shiboken6/tests/libsmart/smart.h
@@ -33,5 +33,6 @@
 #include "smart_integer.h"
 #include "smart_obj.h"
 #include "smart_registry.h"
+#include "stdsharedptrtestbench.h"
 
 #endif // SMART_H
diff --git a/sources/shiboken6/tests/libsmart/stdsharedptrtestbench.cpp b/sources/shiboken6/tests/libsmart/stdsharedptrtestbench.cpp
new file mode 100644
index 000000000..3ee930041
--- /dev/null
+++ b/sources/shiboken6/tests/libsmart/stdsharedptrtestbench.cpp
@@ -0,0 +1,57 @@
+/****************************************************************************
+**
+** Copyright (C) 2022 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the test suite of Qt for Python.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "stdsharedptrtestbench.h"
+#include "smart_integer.h"
+
+#include <iostream>
+
+StdSharedPtrTestBench::StdSharedPtrTestBench() = default;
+StdSharedPtrTestBench::~StdSharedPtrTestBench() = default;
+
+std::shared_ptr<Integer> StdSharedPtrTestBench::createInteger(int v)
+{
+    auto result = std::make_shared<Integer>();
+    result->setValue(v);
+    return result;
+}
+
+std::shared_ptr<Integer> StdSharedPtrTestBench::createNullInteger()
+{
+    return {};
+}
+
+void StdSharedPtrTestBench::printInteger(const std::shared_ptr<Integer> &p)
+{
+    std::cerr << __FUNCTION__ << ' ';
+    if (p.get())
+        std::cerr << p->value();
+    else
+        std::cerr << "nullptr";
+    std::cerr << '\n';
+}
diff --git a/sources/shiboken6/tests/libsmart/stdsharedptrtestbench.h b/sources/shiboken6/tests/libsmart/stdsharedptrtestbench.h
new file mode 100644
index 000000000..0cf5d78a4
--- /dev/null
+++ b/sources/shiboken6/tests/libsmart/stdsharedptrtestbench.h
@@ -0,0 +1,49 @@
+/****************************************************************************
+**
+** Copyright (C) 2022 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the test suite of Qt for Python.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef STDSHAREDPTRTESTBENCH_H
+#define STDSHAREDPTRTESTBENCH_H
+
+#include "libsmartmacros.h"
+
+#include <memory>
+
+class Integer;
+
+class LIB_SMART_API StdSharedPtrTestBench
+{
+public:
+    StdSharedPtrTestBench();
+    ~StdSharedPtrTestBench();
+
+    static std::shared_ptr<Integer> createInteger(int v = 42);
+    static std::shared_ptr<Integer> createNullInteger();
+    static void printInteger(const std::shared_ptr<Integer> &);
+};
+
+#endif // STDSHAREDPTRTESTBENCH_H
diff --git a/sources/shiboken6/tests/smartbinding/CMakeLists.txt b/sources/shiboken6/tests/smartbinding/CMakeLists.txt
index 0059305c2..1f89ce096 100644
--- a/sources/shiboken6/tests/smartbinding/CMakeLists.txt
+++ b/sources/shiboken6/tests/smartbinding/CMakeLists.txt
@@ -13,6 +13,9 @@ ${CMAKE_CURRENT_BINARY_DIR}/smart/sharedptr_integer_wrapper.cpp
 ${CMAKE_CURRENT_BINARY_DIR}/smart/registry_wrapper.cpp
 ${CMAKE_CURRENT_BINARY_DIR}/smart/smart_integer2_wrapper.cpp
 ${CMAKE_CURRENT_BINARY_DIR}/smart/sharedptr_integer2_wrapper.cpp
+${CMAKE_CURRENT_BINARY_DIR}/smart/stdsharedptrtestbench_wrapper.cpp
+${CMAKE_CURRENT_BINARY_DIR}/smart/std_shared_ptr_integer_wrapper.cpp
+${CMAKE_CURRENT_BINARY_DIR}/smart/std_wrapper.cpp
 )
 
 configure_file("${CMAKE_CURRENT_SOURCE_DIR}/smart-binding.txt.in"
diff --git a/sources/shiboken6/tests/smartbinding/std_shared_ptr_test.py b/sources/shiboken6/tests/smartbinding/std_shared_ptr_test.py
new file mode 100644
index 000000000..1b96569a7
--- /dev/null
+++ b/sources/shiboken6/tests/smartbinding/std_shared_ptr_test.py
@@ -0,0 +1,53 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+#
+#############################################################################
+##
+## Copyright (C) 2022 The Qt Company Ltd.
+## Contact: https://www.qt.io/licensing/
+##
+## This file is part of the test suite of Qt for Python.
+##
+## $QT_BEGIN_LICENSE:GPL-EXCEPT$
+## Commercial License Usage
+## Licensees holding valid commercial Qt licenses may use this file in
+## accordance with the commercial license agreement provided with the
+## Software or, alternatively, in accordance with the terms contained in
+## a written agreement between you and The Qt Company. For licensing terms
+## and conditions see https://www.qt.io/terms-conditions. For further
+## information use the contact form at https://www.qt.io/contact-us.
+##
+## GNU General Public License Usage
+## Alternatively, this file may be used under the terms of the GNU
+## General Public License version 3 as published by the Free Software
+## Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+## included in the packaging of this file. Please review the following
+## information to ensure the GNU General Public License requirements will
+## be met: https://www.gnu.org/licenses/gpl-3.0.html.
+##
+## $QT_END_LICENSE$
+##
+#############################################################################
+
+import gc
+import os
+import sys
+import unittest
+
+from pathlib import Path
+sys.path.append(os.fspath(Path(__file__).resolve().parents[1]))
+from shiboken_paths import init_paths
+init_paths()
+from smart import StdSharedPtrTestBench
+
+
+class StdSharedPtrTests(unittest.TestCase):
+    def testIt(self):
+        p = StdSharedPtrTestBench.createInteger()
+        StdSharedPtrTestBench.printInteger(p)
+        np = StdSharedPtrTestBench.createNullInteger()
+        StdSharedPtrTestBench.printInteger(np)
+
+
+if __name__ == '__main__':
+    unittest.main()
diff --git a/sources/shiboken6/tests/smartbinding/typesystem_smart.xml b/sources/shiboken6/tests/smartbinding/typesystem_smart.xml
index 46221b9af..8a68bb18d 100644
--- a/sources/shiboken6/tests/smartbinding/typesystem_smart.xml
+++ b/sources/shiboken6/tests/smartbinding/typesystem_smart.xml
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <typesystem package="smart">
+    <rejection class="*" argument-type="^std::nullptr_t&amp;?$"/>
 
     <template name="cpplist_to_pylist_convertion">
         PyObject *%out = PyList_New(int(%in.size()));
@@ -17,8 +18,6 @@
         }
     </template>
 
-    <custom-type name="std::shared_ptr" />
-
     <!-- Used in tests to check what C++ objects are allocated. -->
     <object-type name="Registry" />
 
@@ -38,4 +37,19 @@
     </namespace-type>
     <!-- Just used to silence the warnings that shiboken doens't know what to do with this type -->
     <custom-type name="RefData" />
+
+    <system-include file-name="memory"/>
+
+    <namespace-type name="std">
+        <include file-name="memory" location="global"/>
+        <modify-function signature="^.*$" remove="all"/>
+        <enum-type name="pointer_safety"/>
+        <smart-pointer-type name="shared_ptr" type="shared" getter="get"
+                            ref-count-method="use_count"
+                            instantiations="Integer">
+            <include file-name="memory" location="global"/>
+        </smart-pointer-type>
+    </namespace-type>
+    <object-type name="StdSharedPtrTestBench"/>
+
 </typesystem>