1 files changed, 62 insertions, 0 deletions
diff --git a/ext/pybind11/tests/test_opaque_types.cpp b/ext/pybind11/tests/test_opaque_types.cpp
new file mode 100644
index 000000000..54f4dc7a5
--- /dev/null
+++ b/ext/pybind11/tests/test_opaque_types.cpp
@@ -0,0 +1,62 @@
+/*
+    tests/test_opaque_types.cpp -- opaque types, passing void pointers
+
+    Copyright (c) 2016 Wenzel Jakob <wenzel.jakob@epfl.ch>
+
+    All rights reserved. Use of this source code is governed by a
+    BSD-style license that can be found in the LICENSE file.
+*/
+
+#include "pybind11_tests.h"
+#include <pybind11/stl.h>
+#include <vector>
+
+typedef std::vector<std::string> StringList;
+
+class ClassWithSTLVecProperty {
+public:
+    StringList stringList;
+};
+
+/* IMPORTANT: Disable internal pybind11 translation mechanisms for STL data structures */
+PYBIND11_MAKE_OPAQUE(StringList);
+
+test_initializer opaque_types([](py::module &m) {
+    py::class_<StringList>(m, "StringList")
+        .def(py::init<>())
+        .def("pop_back", &StringList::pop_back)
+        /* There are multiple versions of push_back(), etc. Select the right ones. */
+        .def("push_back", (void (StringList::*)(const std::string &)) &StringList::push_back)
+        .def("back", (std::string &(StringList::*)()) &StringList::back)
+        .def("__len__", [](const StringList &v) { return v.size(); })
+        .def("__iter__", [](StringList &v) {
+           return py::make_iterator(v.begin(), v.end());
+        }, py::keep_alive<0, 1>());
+
+    py::class_<ClassWithSTLVecProperty>(m, "ClassWithSTLVecProperty")
+        .def(py::init<>())
+        .def_readwrite("stringList", &ClassWithSTLVecProperty::stringList);
+
+    m.def("print_opaque_list", [](const StringList &l) {
+        std::string ret = "Opaque list: [";
+        bool first = true;
+        for (auto entry : l) {
+            if (!first)
+                ret += ", ";
+            ret += entry;
+            first = false;
+        }
+        return ret + "]";
+    });
+
+    m.def("return_void_ptr", []() { return (void *) 0x1234; });
+    m.def("get_void_ptr_value", [](void *ptr) { return reinterpret_cast<std::intptr_t>(ptr); });
+    m.def("return_null_str", []() { return (char *) nullptr; });
+    m.def("get_null_str_value", [](char *ptr) { return reinterpret_cast<std::intptr_t>(ptr); });
+
+    m.def("return_unique_ptr", []() -> std::unique_ptr<StringList> {
+        StringList *result = new StringList();
+        result->push_back("some value");
+        return std::unique_ptr<StringList>(result);
+    });
+});