shiboken6: Add a test for operator nb_bool of smart pointers

Task-number: PYSIDE-454
Change-Id: I849d0a855395846f7cbe9cd97685457627dfd1a2
Reviewed-by: Christian Tismer <tismer@stackless.com>
(cherry picked from commit df72cfdfffc00c74f542f27475d651f7c6d088fa)

3 files changed, 22 insertions, 0 deletions

diff --git a/sources/shiboken6/tests/libsmart/smart.cpp b/sources/shiboken6/tests/libsmart/smart.cpp
index 81fa30c7e..f5d318e59 100644
--- a/sources/shiboken6/tests/libsmart/smart.cpp
+++ b/sources/shiboken6/tests/libsmart/smart.cpp
@@ -153,6 +153,18 @@ Integer Obj::takeInteger(Integer val)
     return val;
 }
 
+SharedPtr<Integer> Obj::createSharedPtrToInteger(int value)
+{
+    auto *i = new Integer;
+    i->setValue(value);
+    return SharedPtr<Integer>(i);
+}
+
+SharedPtr<Integer> Obj::createNullSharedPtrToInteger()
+{
+    return {};
+}
+
 Integer::Integer() : m_int(456)
 {
     Registry::getInstance()->add(this);
diff --git a/sources/shiboken6/tests/libsmart/smart_obj.h b/sources/shiboken6/tests/libsmart/smart_obj.h
index 8fe45993f..579f3db4a 100644
--- a/sources/shiboken6/tests/libsmart/smart_obj.h
+++ b/sources/shiboken6/tests/libsmart/smart_obj.h
@@ -55,6 +55,9 @@ public:
     int takeSharedPtrToObj(SharedPtr<Obj> pObj);
     int takeSharedPtrToInteger(SharedPtr<Integer> pInt);
 
+    static SharedPtr<Integer> createSharedPtrToInteger(int value);
+    static SharedPtr<Integer> createNullSharedPtrToInteger();
+
     int m_integer;  // public for testing member field access.
     Integer *m_internalInteger;
 };
diff --git a/sources/shiboken6/tests/smartbinding/smart_pointer_test.py b/sources/shiboken6/tests/smartbinding/smart_pointer_test.py
index 10e761149..a9ea91be6 100644
--- a/sources/shiboken6/tests/smartbinding/smart_pointer_test.py
+++ b/sources/shiboken6/tests/smartbinding/smart_pointer_test.py
@@ -239,5 +239,12 @@ class SmartPointerTests(unittest.TestCase):
         r = o.takeSharedPtrToInteger(integer2)
         self.assertEqual(r, integer2.value())
 
+    def testOperatorNbBool(self):
+        null_ptr = Obj.createNullSharedPtrToInteger()
+        self.assertFalse(null_ptr)
+        zero = Obj.createSharedPtrToInteger(0)
+        self.assertTrue(zero)
+
+
 if __name__ == '__main__':
     unittest.main()