From 19fcec84d8d7d21e796c7624e521b60d28ee21ed Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:45:59 +0200
Subject: Adding upstream version 16.2.11+ds.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/boost/libs/python/test/extract.cpp | 143 +++++++++++++++++++++++++++++++++
 1 file changed, 143 insertions(+)
 create mode 100644 src/boost/libs/python/test/extract.cpp

(limited to 'src/boost/libs/python/test/extract.cpp')

diff --git a/src/boost/libs/python/test/extract.cpp b/src/boost/libs/python/test/extract.cpp
new file mode 100644
index 000000000..40584a077
--- /dev/null
+++ b/src/boost/libs/python/test/extract.cpp
@@ -0,0 +1,143 @@
+// Copyright David Abrahams 2002.
+// Distributed under the Boost Software License, Version 1.0. (See
+// accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+
+#include <boost/python/extract.hpp>
+#include <boost/python/list.hpp>
+#include <boost/python/module.hpp>
+#include <boost/python/def.hpp>
+#include <boost/python/class.hpp>
+#include <boost/python/reference_existing_object.hpp>
+#include <boost/python/return_value_policy.hpp>
+#include <boost/python/implicit.hpp>
+#include <string>
+#include <boost/lexical_cast.hpp>
+#define BOOST_ENABLE_ASSERT_HANDLER
+#include <boost/assert.hpp>
+#include "test_class.hpp"
+
+using namespace boost::python;
+
+typedef test_class<> X;
+
+bool extract_bool(object x) { return extract<bool>(x); }
+
+boost::python::list extract_list(object x)
+{
+    extract<list> get_list((x));
+
+    // Make sure we always have the right idea about whether it's a list
+    bool is_list_1 = get_list.check();
+    bool is_list_2 = PyObject_IsInstance(x.ptr(), (PyObject*)&PyList_Type);
+    if (is_list_1 != is_list_2) {
+        throw std::runtime_error("is_list_1 == is_list_2 failure.");
+    }
+    return get_list();
+}
+
+char const* extract_cstring(object x)
+{
+    return extract<char const*>(x);
+}
+
+std::string extract_string(object x)
+{
+    std::string s = extract<std::string>(x);
+    return s;
+}
+
+std::string const& extract_string_cref(object x)
+{
+#if defined(BOOST_MSVC) && BOOST_MSVC <= 1300
+# pragma warning(push)
+# pragma warning(disable:4172) // msvc lies about returning a reference to temporary
+#elif defined(_MSC_VER) && defined(__ICL) && __ICL <= 900
+# pragma warning(push)
+# pragma warning(disable:473) // intel/win32 does too
+#endif 
+    
+    return extract<std::string const&>(x);
+    
+#if defined(BOOST_MSVC) && BOOST_MSVC <= 1300 || defined(_MSC_VER) && defined(__ICL) && __ICL <= 800
+# pragma warning(pop)
+#endif 
+}
+
+X extract_X(object x)
+{
+    return extract<X>(x);
+}
+
+X* extract_X_ptr(object x) { return extract<X*>(x); }
+
+X& extract_X_ref(object x)
+{
+    extract<X&> get_x(x);
+    return get_x;
+}
+
+int double_X(object n)
+{
+    extract<X> x(n);
+    return x().value() + x().value();
+}
+
+bool check_bool(object x) { return extract<bool>(x).check(); }
+bool check_list(object x) { return extract<list>(x).check(); }
+bool check_cstring(object x) { return extract<char const*>(x).check(); }
+bool check_string(object x) { return extract<std::string>(x).check(); }
+bool check_string_cref(object x) { return extract<std::string const&>(x).check(); }
+bool check_X(object x) { return extract<X>(x).check(); }
+bool check_X_ptr(object x) { return extract<X*>(x).check(); }
+bool check_X_ref(object x) { return extract<X&>(x).check(); }
+
+std::string x_rep(X const& x)
+{
+    return "X("  + boost::lexical_cast<std::string>(x.value()) + ")";
+}
+
+BOOST_PYTHON_MODULE(extract_ext)
+{
+    implicitly_convertible<int, X>();
+
+    def("extract_bool", extract_bool);
+    def("extract_list", extract_list);
+    def("extract_cstring", extract_cstring);
+    def("extract_string", extract_string);
+    def("extract_string_cref", extract_string_cref, return_value_policy<reference_existing_object>());
+    def("extract_X", extract_X);
+    def("extract_X_ptr", extract_X_ptr, return_value_policy<reference_existing_object>());
+    def("extract_X_ref", extract_X_ref, return_value_policy<reference_existing_object>());
+
+    def("check_bool", check_bool);
+    def("check_list", check_list);
+    def("check_cstring", check_cstring);
+    def("check_string", check_string);
+    def("check_string_cref", check_string_cref);
+    def("check_X", check_X);
+    def("check_X_ptr", check_X_ptr);
+    def("check_X_ref", check_X_ref);
+
+    def("double_X", double_X);
+
+    def("count_Xs", &X::count);
+        ;
+
+    object x_class(
+        class_<X>("X", init<int>())
+            .def( "__repr__", x_rep));
+        
+    // Instantiate an X object through the Python interface
+    object x_obj = x_class(3);
+
+    // Get the C++ object out of the Python object
+    X const& x = extract<X&>(x_obj);
+    if (x.value() != 3) {
+        throw std::runtime_error("x.value() == 3 failure.");
+    }
+}
+
+
+#include "module_tail.cpp"
+
-- 
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