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// Copyright 2018-2022 Emil Dotchevski and Reverge Studios, Inc.
// 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)
#ifdef BOOST_LEAF_TEST_SINGLE_HEADER
# include "leaf.hpp"
#else
# include <boost/leaf/config.hpp>
# include <boost/leaf/handle_errors.hpp>
# include <boost/leaf/result.hpp>
# include <boost/leaf/common.hpp>
#endif
#include "lightweight_test.hpp"
#include <sstream>
namespace leaf = boost::leaf;
enum class enum_class_payload
{
value
};
template <int A>
struct unexpected_test
{
int value;
};
struct my_exception:
virtual std::exception
{
char const * what() const noexcept
{
return "my_exception";
}
};
struct printable_payload
{
friend std::ostream & operator<<( std::ostream & os, printable_payload const & )
{
return os << "printed printable_payload";
}
};
struct non_printable_payload
{
};
struct printable_info_printable_payload
{
printable_payload value;
friend std::ostream & operator<<( std::ostream & os, printable_info_printable_payload const & x )
{
return os << "*** printable_info_printable_payload " << x.value << " ***";
}
};
struct printable_info_non_printable_payload
{
non_printable_payload value;
friend std::ostream & operator<<( std::ostream & os, printable_info_non_printable_payload const & )
{
return os << "*** printable_info_non_printable_payload ***";
}
};
struct non_printable_info_printable_payload
{
printable_payload value;
};
struct non_printable_info_non_printable_payload
{
non_printable_payload value;
};
int main()
{
leaf::try_handle_all(
[]() -> leaf::result<void>
{
return BOOST_LEAF_NEW_ERROR(
printable_info_printable_payload(),
printable_info_non_printable_payload(),
non_printable_info_printable_payload(),
non_printable_info_non_printable_payload(),
unexpected_test<1>{1},
unexpected_test<2>{2},
enum_class_payload{},
leaf::e_errno{ENOENT} );
},
[](
leaf::e_source_location,
printable_info_printable_payload,
printable_info_non_printable_payload,
non_printable_info_printable_payload,
non_printable_info_non_printable_payload,
enum_class_payload,
leaf::e_errno,
leaf::error_info const & unmatched )
{
#if BOOST_LEAF_CFG_STD_STRING
std::ostringstream st;
st << unmatched;
std::string s = st.str();
BOOST_TEST_NE(s.find("leaf::error_info: Error ID = "), s.npos);
std::cout << s;
#endif
},
[]()
{
BOOST_ERROR("Bad error dispatch");
} );
std::cout << __LINE__ << " ----\n";
leaf::try_handle_all(
[]() -> leaf::result<void>
{
return BOOST_LEAF_NEW_ERROR(
printable_info_printable_payload(),
printable_info_non_printable_payload(),
non_printable_info_printable_payload(),
non_printable_info_non_printable_payload(),
unexpected_test<1>{1},
unexpected_test<2>{2},
enum_class_payload{},
leaf::e_errno{ENOENT} );
},
[](
leaf::e_source_location,
printable_info_printable_payload,
printable_info_non_printable_payload,
non_printable_info_printable_payload,
non_printable_info_non_printable_payload,
enum_class_payload,
leaf::e_errno,
leaf::diagnostic_info const & unmatched )
{
#if BOOST_LEAF_CFG_STD_STRING
std::ostringstream st;
st << unmatched;
std::string s = st.str();
#if BOOST_LEAF_CFG_DIAGNOSTICS
BOOST_TEST_NE(s.find("leaf::diagnostic_info for Error ID = "), s.npos);
BOOST_TEST_NE(s.find("e_source_location"), s.npos);
BOOST_TEST_NE(s.find("*** printable_info_printable_payload printed printable_payload ***"), s.npos);
BOOST_TEST_NE(s.find("*** printable_info_non_printable_payload ***"), s.npos);
BOOST_TEST_NE(s.find(": printed printable_payload"), s.npos);
BOOST_TEST_NE(s.find(": {Non-Printable}"), s.npos);
BOOST_TEST_NE(s.find("enum_class_payload"), s.npos);
BOOST_TEST_NE(s.find("Detected 2 attempts"), s.npos);
BOOST_TEST_NE(s.find("unexpected_test<1>"), s.npos);
BOOST_TEST_EQ(s.find("unexpected_test<2>"), s.npos);
#else
BOOST_TEST_NE(s.find("leaf::diagnostic_info requires #define BOOST_LEAF_CFG_DIAGNOSTICS 1"), s.npos);
BOOST_TEST_NE(s.find("leaf::error_info: Error ID = "), s.npos);
#endif
std::cout << s;
#endif
},
[]()
{
BOOST_ERROR("Bad error dispatch");
} );
std::cout << __LINE__ << " ----\n";
leaf::try_handle_all(
[]() -> leaf::result<void>
{
return BOOST_LEAF_NEW_ERROR(
printable_info_printable_payload(),
printable_info_non_printable_payload(),
non_printable_info_printable_payload(),
non_printable_info_non_printable_payload(),
unexpected_test<1>{1},
unexpected_test<2>{2},
enum_class_payload{},
leaf::e_errno{ENOENT} );
},
[](
leaf::e_source_location,
printable_info_printable_payload,
printable_info_non_printable_payload,
non_printable_info_printable_payload,
non_printable_info_non_printable_payload,
enum_class_payload,
leaf::e_errno,
leaf::verbose_diagnostic_info const & di )
{
#if BOOST_LEAF_CFG_STD_STRING
std::ostringstream st;
st << di;
std::string s = st.str();
#if BOOST_LEAF_CFG_DIAGNOSTICS
BOOST_TEST_NE(s.find("leaf::verbose_diagnostic_info for Error ID = "), s.npos);
BOOST_TEST_NE(s.find("e_source_location"), s.npos);
BOOST_TEST_NE(s.find("*** printable_info_printable_payload printed printable_payload ***"), s.npos);
BOOST_TEST_NE(s.find("*** printable_info_non_printable_payload ***"), s.npos);
BOOST_TEST_NE(s.find(": printed printable_payload"), s.npos);
BOOST_TEST_NE(s.find(": {Non-Printable}"), s.npos);
BOOST_TEST_NE(s.find("enum_class"), s.npos);
BOOST_TEST_NE(s.find("Unhandled error objects:"), s.npos);
BOOST_TEST_NE(s.find("unexpected_test<1>"), s.npos);
BOOST_TEST_NE(s.find("unexpected_test<2>"), s.npos);
BOOST_TEST_NE(s.find(": 1"), s.npos);
BOOST_TEST_NE(s.find(": 2"), s.npos);
#else
BOOST_TEST_NE(s.find("leaf::verbose_diagnostic_info requires #define BOOST_LEAF_CFG_DIAGNOSTICS 1"), s.npos);
BOOST_TEST_NE(s.find("leaf::error_info: Error ID = "), s.npos);
#endif
std::cout << s;
#endif
},
[]()
{
BOOST_ERROR("Bad error dispatch");
} );
///////////////////////////////////
#ifndef BOOST_LEAF_NO_EXCEPTIONS
std::cout << __LINE__ << " ----\n";
leaf::try_catch(
[]
{
BOOST_LEAF_THROW_EXCEPTION( my_exception(),
printable_info_printable_payload(),
printable_info_non_printable_payload(),
non_printable_info_printable_payload(),
non_printable_info_non_printable_payload(),
unexpected_test<1>{1},
unexpected_test<2>{2},
enum_class_payload{},
leaf::e_errno{ENOENT} );
},
[](
leaf::e_source_location,
printable_info_printable_payload,
printable_info_non_printable_payload,
non_printable_info_printable_payload,
non_printable_info_non_printable_payload,
enum_class_payload,
leaf::e_errno,
leaf::error_info const & unmatched )
{
#if BOOST_LEAF_CFG_STD_STRING
std::ostringstream st;
st << unmatched;
std::string s = st.str();
BOOST_TEST_NE(s.find("leaf::error_info: Error ID = "), s.npos);
BOOST_TEST_NE(s.find("Exception dynamic type: "), s.npos);
BOOST_TEST_NE(s.find("std::exception::what(): my_exception"), s.npos);
std::cout << s;
#endif
} );
std::cout << __LINE__ << " ----\n";
leaf::try_catch(
[]
{
BOOST_LEAF_THROW_EXCEPTION( my_exception(),
printable_info_printable_payload(),
printable_info_non_printable_payload(),
non_printable_info_printable_payload(),
non_printable_info_non_printable_payload(),
enum_class_payload{},
unexpected_test<1>{1},
unexpected_test<2>{2},
leaf::e_errno{ENOENT} );
},
[](
leaf::e_source_location,
printable_info_printable_payload,
printable_info_non_printable_payload,
non_printable_info_printable_payload,
non_printable_info_non_printable_payload,
enum_class_payload,
leaf::e_errno,
leaf::diagnostic_info const & unmatched )
{
#if BOOST_LEAF_CFG_STD_STRING
std::ostringstream st;
st << unmatched;
std::string s = st.str();
#if BOOST_LEAF_CFG_DIAGNOSTICS
BOOST_TEST_NE(s.find("leaf::diagnostic_info for Error ID = "), s.npos);
BOOST_TEST_NE(s.find("Exception dynamic type: "), s.npos);
BOOST_TEST_NE(s.find("std::exception::what(): my_exception"), s.npos);
BOOST_TEST_NE(s.find("e_source_location"), s.npos);
BOOST_TEST_NE(s.find("*** printable_info_printable_payload printed printable_payload ***"), s.npos);
BOOST_TEST_NE(s.find("*** printable_info_non_printable_payload ***"), s.npos);
BOOST_TEST_NE(s.find(": printed printable_payload"), s.npos);
BOOST_TEST_NE(s.find(": {Non-Printable}"), s.npos);
BOOST_TEST_NE(s.find("enum_class_payload"), s.npos);
BOOST_TEST_NE(s.find("Detected 2 attempts"), s.npos);
BOOST_TEST_NE(s.find("unexpected_test<1>"), s.npos);
BOOST_TEST_EQ(s.find("unexpected_test<2>"), s.npos);
#else
BOOST_TEST_NE(s.find("leaf::diagnostic_info requires #define BOOST_LEAF_CFG_DIAGNOSTICS 1"), s.npos);
BOOST_TEST_NE(s.find("leaf::error_info: Error ID = "), s.npos);
BOOST_TEST_NE(s.find("Exception dynamic type: "), s.npos);
BOOST_TEST_NE(s.find("std::exception::what(): my_exception"), s.npos);
#endif
std::cout << s;
#endif
} );
std::cout << __LINE__ << " ----\n";
leaf::try_catch(
[]
{
BOOST_LEAF_THROW_EXCEPTION( my_exception(),
printable_info_printable_payload(),
printable_info_non_printable_payload(),
non_printable_info_printable_payload(),
non_printable_info_non_printable_payload(),
enum_class_payload{},
unexpected_test<1>{1},
unexpected_test<2>{2},
leaf::e_errno{ENOENT} );
},
[](
leaf::e_source_location,
printable_info_printable_payload,
printable_info_non_printable_payload,
non_printable_info_printable_payload,
non_printable_info_non_printable_payload,
enum_class_payload,
leaf::e_errno,
leaf::verbose_diagnostic_info const & di )
{
#if BOOST_LEAF_CFG_STD_STRING
std::ostringstream st;
st << di;
std::string s = st.str();
#if BOOST_LEAF_CFG_DIAGNOSTICS
BOOST_TEST_NE(s.find("leaf::verbose_diagnostic_info for Error ID = "), s.npos);
BOOST_TEST_NE(s.find("Exception dynamic type: "), s.npos);
BOOST_TEST_NE(s.find("std::exception::what(): my_exception"), s.npos);
BOOST_TEST_NE(s.find("e_source_location"), s.npos);
BOOST_TEST_NE(s.find("*** printable_info_printable_payload printed printable_payload ***"), s.npos);
BOOST_TEST_NE(s.find("*** printable_info_non_printable_payload ***"), s.npos);
BOOST_TEST_NE(s.find(": printed printable_payload"), s.npos);
BOOST_TEST_NE(s.find(": {Non-Printable}"), s.npos);
BOOST_TEST_NE(s.find("enum_class_payload"), s.npos);
BOOST_TEST_NE(s.find("Unhandled error objects:"), s.npos);
BOOST_TEST_NE(s.find("unexpected_test<1>"), s.npos);
BOOST_TEST_NE(s.find("unexpected_test<2>"), s.npos);
BOOST_TEST_NE(s.find(": 1"), s.npos);
BOOST_TEST_NE(s.find(": 2"), s.npos);
#else
BOOST_TEST_NE(s.find("leaf::verbose_diagnostic_info requires #define BOOST_LEAF_CFG_DIAGNOSTICS 1"), s.npos);
BOOST_TEST_NE(s.find("leaf::error_info: Error ID = "), s.npos);
BOOST_TEST_NE(s.find("Exception dynamic type: "), s.npos);
BOOST_TEST_NE(s.find("std::exception::what(): my_exception"), s.npos);
#endif
std::cout << s;
#endif
} );
#endif
return boost::report_errors();
}
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