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79 lines
2.1 KiB
79 lines
2.1 KiB
/*
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tests/test_eval.cpp -- Usage of eval() and eval_file()
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Copyright (c) 2016 Klemens D. Morgenstern
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All rights reserved. Use of this source code is governed by a
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BSD-style license that can be found in the LICENSE file.
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*/
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#include <pybind11/eval.h>
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#include "pybind11_tests.h"
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test_initializer eval([](py::module &m) {
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auto global = py::dict(py::module::import("__main__").attr("__dict__"));
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m.def("test_eval_statements", [global]() {
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auto local = py::dict();
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local["call_test"] = py::cpp_function([&]() -> int {
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return 42;
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});
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auto result = py::eval<py::eval_statements>(
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"print('Hello World!');\n"
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"x = call_test();",
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global, local
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);
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auto x = local["x"].cast<int>();
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return result == py::none() && x == 42;
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});
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m.def("test_eval", [global]() {
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auto local = py::dict();
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local["x"] = py::int_(42);
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auto x = py::eval("x", global, local);
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return x.cast<int>() == 42;
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});
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m.def("test_eval_single_statement", []() {
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auto local = py::dict();
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local["call_test"] = py::cpp_function([&]() -> int {
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return 42;
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});
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auto result = py::eval<py::eval_single_statement>("x = call_test()", py::dict(), local);
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auto x = local["x"].cast<int>();
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return result == py::none() && x == 42;
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});
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m.def("test_eval_file", [global](py::str filename) {
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auto local = py::dict();
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local["y"] = py::int_(43);
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int val_out;
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local["call_test2"] = py::cpp_function([&](int value) { val_out = value; });
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auto result = py::eval_file(filename, global, local);
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return val_out == 43 && result == py::none();
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});
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m.def("test_eval_failure", []() {
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try {
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py::eval("nonsense code ...");
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} catch (py::error_already_set &) {
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return true;
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}
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return false;
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});
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m.def("test_eval_file_failure", []() {
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try {
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py::eval_file("non-existing file");
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} catch (std::exception &) {
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return true;
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}
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return false;
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});
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});
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