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/*
    ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio.

    This file is part of ChibiOS/RT.

    ChibiOS/RT is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.

    ChibiOS/RT is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include <string.h>
#include <stdio.h>

#include "ch.h"
#include "hal.h"
#include "test.h"
#include "console.h"

/*
 * Simulator main.
 */
int main(int argc, char *argv[]) {
  msg_t result;

  (void)argc;
  (void)argv;

  halInit();
  conInit();
  chSysInit();

  result = TestThread(&CD1);
  if (result)
    exit(1);
  else
    exit(0);
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-01 16:31:06 +0000
eral.String */ .highlight .na { color: #336699 } /* Name.Attribute */ .highlight .nb { color: #003388 } /* Name.Builtin */ .highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */ .highlight .no { color: #003366; font-weight: bold } /* Name.Constant */ .highlight .nd { color: #555555 } /* Name.Decorator */ .highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */ .highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */ .highlight .nl { color: #336699; font-style: italic } /* Name.Label */ .highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */ .highlight .py { color: #336699; font-weight: bold } /* Name.Property */ .highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .highlight .nv { color: #336699 } /* Name.Variable */ .highlight .ow { color: #008800 } /* Operator.Word */ .highlight .w { color: #bbbbbb } /* Text.Whitespace */ .highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */ .highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */ .highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */ .highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
/*
    tests/test_custom-exceptions.cpp -- exception translation

    Copyright (c) 2016 Pim Schellart <P.Schellart@princeton.edu>

    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"

// A type that should be raised as an exception in Python
class MyException : public std::exception {
public:
    explicit MyException(const char * m) : message{m} {}
    const char * what() const noexcept override {return message.c_str();}
private:
    std::string message = "";
};

// A type that should be translated to a standard Python exception
class MyException2 : public std::exception {
public:
    explicit MyException2(const char * m) : message{m} {}
    const char * what() const noexcept override {return message.c_str();}
private:
    std::string message = "";
};

// A type that is not derived from std::exception (and is thus unknown)
class MyException3 {
public:
    explicit MyException3(const char * m) : message{m} {}
    virtual const char * what() const noexcept {return message.c_str();}
    // Rule of 5 BEGIN: to preempt compiler warnings.
    MyException3(const MyException3&) = default;
    MyException3(MyException3&&) = default;
    MyException3& operator=(const MyException3&) = default;
    MyException3& operator=(MyException3&&) = default;
    virtual ~MyException3() = default;
    // Rule of 5 END.
private:
    std::string message = "";
};

// A type that should be translated to MyException
// and delegated to its exception translator
class MyException4 : public std::exception {
public:
    explicit MyException4(const char * m) : message{m} {}
    const char * what() const noexcept override {return message.c_str();}
private:
    std::string message = "";
};


// Like the above, but declared via the helper function
class MyException5 : public std::logic_error {
public:
    explicit MyException5(const std::string &what) : std::logic_error(what) {}
};

// Inherits from MyException5
class MyException5_1 : public MyException5 {
    using MyException5::MyException5;
};

struct PythonCallInDestructor {
    PythonCallInDestructor(const py::dict &d) : d(d) {}
    ~PythonCallInDestructor() { d["good"] = true; }

    py::dict d;
};



struct PythonAlreadySetInDestructor {
    PythonAlreadySetInDestructor(const py::str &s) : s(s) {}
    ~PythonAlreadySetInDestructor() {
        py::dict foo;
        try {
            // Assign to a py::object to force read access of nonexistent dict entry
            py::object o = foo["bar"];
        }
        catch (py::error_already_set& ex) {
            ex.discard_as_unraisable(s);
        }
    }

    py::str s;
};


TEST_SUBMODULE(exceptions, m) {
    m.def("throw_std_exception", []() {
        throw std::runtime_error("This exception was intentionally thrown.");
    });

    // make a new custom exception and use it as a translation target
    static py::exception<MyException> ex(m, "MyException");
    py::register_exception_translator([](std::exception_ptr p) {
        try {
            if (p) std::rethrow_exception(p);
        } catch (const MyException &e) {
            // Set MyException as the active python error
            ex(e.what());
        }
    });

    // register new translator for MyException2
    // no need to store anything here because this type will
    // never by visible from Python
    py::register_exception_translator([](std::exception_ptr p) {
        try {
            if (p) std::rethrow_exception(p);
        } catch (const MyException2 &e) {
            // Translate this exception to a standard RuntimeError
            PyErr_SetString(PyExc_RuntimeError, e.what());
        }
    });

    // register new translator for MyException4
    // which will catch it and delegate to the previously registered
    // translator for MyException by throwing a new exception
    py::register_exception_translator([](std::exception_ptr p) {
        try {
            if (p) std::rethrow_exception(p);
        } catch (const MyException4 &e) {
            throw MyException(e.what());
        }
    });

    // A simple exception translation:
    auto ex5 = py::register_exception<MyException5>(m, "MyException5");
    // A slightly more complicated one that declares MyException5_1 as a subclass of MyException5
    py::register_exception<MyException5_1>(m, "MyException5_1", ex5.ptr());

    m.def("throws1", []() { throw MyException("this error should go to a custom type"); });
    m.def("throws2", []() { throw MyException2("this error should go to a standard Python exception"); });
    m.def("throws3", []() { throw MyException3("this error cannot be translated"); });
    m.def("throws4", []() { throw MyException4("this error is rethrown"); });
    m.def("throws5", []() { throw MyException5("this is a helper-defined translated exception"); });
    m.def("throws5_1", []() { throw MyException5_1("MyException5 subclass"); });
    m.def("throws_logic_error", []() { throw std::logic_error("this error should fall through to the standard handler"); });
    m.def("throws_overflow_error", []() {throw std::overflow_error(""); });
    m.def("exception_matches", []() {
        py::dict foo;
        try {
            // Assign to a py::object to force read access of nonexistent dict entry
            py::object o = foo["bar"];
        }
        catch (py::error_already_set& ex) {
            if (!ex.matches(PyExc_KeyError)) throw;
            return true;
        }
        return false;
    });
    m.def("exception_matches_base", []() {
        py::dict foo;
        try {
            // Assign to a py::object to force read access of nonexistent dict entry
            py::object o = foo["bar"];
        }
        catch (py::error_already_set &ex) {
            if (!ex.matches(PyExc_Exception)) throw;
            return true;
        }
        return false;
    });
    m.def("modulenotfound_exception_matches_base", []() {
        try {
            // On Python >= 3.6, this raises a ModuleNotFoundError, a subclass of ImportError
            py::module_::import("nonexistent");
        }
        catch (py::error_already_set &ex) {
            if (!ex.matches(PyExc_ImportError)) throw;
            return true;
        }
        return false;
    });

    m.def("throw_already_set", [](bool err) {
        if (err)
            PyErr_SetString(PyExc_ValueError, "foo");
        try {
            throw py::error_already_set();
        } catch (const std::runtime_error& e) {
            if ((err && e.what() != std::string("ValueError: foo")) ||
                (!err && e.what() != std::string("Unknown internal error occurred")))
            {
                PyErr_Clear();
                throw std::runtime_error("error message mismatch");
            }
        }
        PyErr_Clear();
        if (err)
            PyErr_SetString(PyExc_ValueError, "foo");
        throw py::error_already_set();
    });

    m.def("python_call_in_destructor", [](py::dict d) {
        try {
            PythonCallInDestructor set_dict_in_destructor(d);
            PyErr_SetString(PyExc_ValueError, "foo");
            throw py::error_already_set();
        } catch (const py::error_already_set&) {
            return true;
        }
        return false;
    });

    m.def("python_alreadyset_in_destructor", [](py::str s) {
        PythonAlreadySetInDestructor alreadyset_in_destructor(s);
        return true;
    });

    // test_nested_throws
    m.def("try_catch", [m](py::object exc_type, py::function f, py::args args) {
        try { f(*args); }
        catch (py::error_already_set &ex) {
            if (ex.matches(exc_type))
                py::print(ex.what());
            else
                throw;
        }
    });

    // Test repr that cannot be displayed
    m.def("simple_bool_passthrough", [](bool x) {return x;});

}
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-01 16:31:06 +0000