1 files changed, 79 insertions, 0 deletions
diff --git a/ext/pybind11/tests/test_eval.cpp b/ext/pybind11/tests/test_eval.cpp
new file mode 100644
index 000000000..ed4c226fe
--- /dev/null
+++ b/ext/pybind11/tests/test_eval.cpp
@@ -0,0 +1,79 @@
+/*
+    tests/test_eval.cpp -- Usage of eval() and eval_file()
+
+    Copyright (c) 2016 Klemens D. Morgenstern
+
+    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/eval.h>
+#include "pybind11_tests.h"
+
+test_initializer eval([](py::module &m) {
+    auto global = py::dict(py::module::import("__main__").attr("__dict__"));
+
+    m.def("test_eval_statements", [global]() {
+        auto local = py::dict();
+        local["call_test"] = py::cpp_function([&]() -> int {
+            return 42;
+        });
+
+        auto result = py::eval<py::eval_statements>(
+            "print('Hello World!');\n"
+            "x = call_test();",
+            global, local
+        );
+        auto x = local["x"].cast<int>();
+
+        return result == py::none() && x == 42;
+    });
+
+    m.def("test_eval", [global]() {
+        auto local = py::dict();
+        local["x"] = py::int_(42);
+        auto x = py::eval("x", global, local);
+        return x.cast<int>() == 42;
+    });
+
+    m.def("test_eval_single_statement", []() {
+        auto local = py::dict();
+        local["call_test"] = py::cpp_function([&]() -> int {
+            return 42;
+        });
+
+        auto result = py::eval<py::eval_single_statement>("x = call_test()", py::dict(), local);
+        auto x = local["x"].cast<int>();
+        return result == py::none() && x == 42;
+    });
+
+    m.def("test_eval_file", [global](py::str filename) {
+        auto local = py::dict();
+        local["y"] = py::int_(43);
+
+        int val_out;
+        local["call_test2"] = py::cpp_function([&](int value) { val_out = value; });
+
+        auto result = py::eval_file(filename, global, local);
+        return val_out == 43 && result == py::none();
+    });
+
+    m.def("test_eval_failure", []() {
+        try {
+            py::eval("nonsense code ...");
+        } catch (py::error_already_set &) {
+            return true;
+        }
+        return false;
+    });
+
+    m.def("test_eval_file_failure", []() {
+        try {
+            py::eval_file("non-existing file");
+        } catch (std::exception &) {
+            return true;
+        }
+        return false;
+    });
+});