| 1 | |
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| 2 | // Copyright 2018 Peter Dimov. |
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| 3 | // Distributed under the Boost Software License, Version 1.0. |
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| 4 | |
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| 5 | #include <boost/system/error_code.hpp> |
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| 6 | #include <boost/core/lightweight_test.hpp> |
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| 7 | #include <boost/config/pragma_message.hpp> |
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| 8 | #include <boost/static_assert.hpp> |
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| 9 | #include <boost/config.hpp> |
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| 10 | #include <boost/config/workaround.hpp> |
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| 11 | |
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| 12 | #if !defined(BOOST_SYSTEM_HAS_CONSTEXPR) |
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| 13 | |
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| 14 | BOOST_PRAGMA_MESSAGE("Skipping constexpr test, BOOST_SYSTEM_HAS_CONSTEXPR isn't defined" ) |
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| 15 | int main() {} |
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| 16 | |
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| 17 | #else |
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| 18 | |
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| 19 | using namespace boost::system; |
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| 20 | |
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| 21 | constexpr error_code e1( 1, system_category() ); |
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| 22 | |
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| 23 | BOOST_STATIC_ASSERT( e1.value() == 1 ); |
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| 24 | BOOST_STATIC_ASSERT( e1.category() == system_category() ); |
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| 25 | BOOST_STATIC_ASSERT( e1 ); |
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| 26 | BOOST_STATIC_ASSERT( e1 == e1 ); |
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| 27 | |
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| 28 | constexpr error_code e2( 2, generic_category() ); |
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| 29 | |
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| 30 | BOOST_STATIC_ASSERT( e2.value() == 2 ); |
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| 31 | BOOST_STATIC_ASSERT( e2.category() == generic_category() ); |
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| 32 | BOOST_STATIC_ASSERT( e2 ); |
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| 33 | BOOST_STATIC_ASSERT( e2 == e2 ); |
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| 34 | |
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| 35 | #if !BOOST_WORKAROUND(BOOST_GCC, < 80200) |
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| 36 | |
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| 37 | BOOST_STATIC_ASSERT( e1 != e2 ); |
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| 38 | |
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| 39 | #endif |
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| 40 | |
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| 41 | constexpr error_code e3; |
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| 42 | |
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| 43 | BOOST_STATIC_ASSERT( e3.value() == 0 ); |
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| 44 | BOOST_STATIC_ASSERT( e3.category() == system_category() ); |
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| 45 | BOOST_STATIC_ASSERT( !e3 ); |
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| 46 | BOOST_STATIC_ASSERT( e3 == e3 ); |
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| 47 | |
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| 48 | #if !BOOST_WORKAROUND(BOOST_GCC, < 80200) |
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| 49 | |
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| 50 | BOOST_STATIC_ASSERT( e1 != e3 ); |
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| 51 | |
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| 52 | #endif |
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| 53 | |
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| 54 | int main() |
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| 55 | { |
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| 56 | error_code e1_( 1, system_category() ); |
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| 57 | BOOST_TEST_EQ( e1, e1_ ); |
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| 58 | |
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| 59 | error_code e2_( 2, generic_category() ); |
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| 60 | BOOST_TEST_EQ( e2, e2_ ); |
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| 61 | |
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| 62 | error_code e3_; |
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| 63 | BOOST_TEST_EQ( e3, e3_ ); |
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| 64 | |
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| 65 | return boost::report_errors(); |
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| 66 | } |
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| 67 | |
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| 68 | #endif |
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| 69 | |
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