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Update test/result_error_access

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This commit is contained in:
Peter Dimov
2021-09-17 19:35:05 +03:00
parent 465f6c57da
commit 1a4eb29719
1 changed files with 56 additions and 0 deletions
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56
test/result_error_access.cpp
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@ -152,5 +152,61 @@ int main()
BOOST_TEST_EQ( (result<std::string, X>( "s" ).error().v_), 0 ); BOOST_TEST_EQ( (result<std::string, X>( "s" ).error().v_), 0 );
} }
{
result<void> r;
BOOST_TEST( r.has_value() );
BOOST_TEST( !r.has_error() );
BOOST_TEST_EQ( r.error(), error_code() );
}
{
result<void> const r;
BOOST_TEST( r.has_value() );
BOOST_TEST( !r.has_error() );
BOOST_TEST_EQ( r.error(), error_code() );
}
{
BOOST_TEST( result<void>().has_value() );
BOOST_TEST( !result<void>().has_error() );
BOOST_TEST_EQ( result<void>().error(), error_code() );
}
{
auto ec = make_error_code( errc::invalid_argument );
result<void> r( ec );
BOOST_TEST( !r.has_value() );
BOOST_TEST( r.has_error() );
BOOST_TEST_EQ( r.error(), ec );
}
{
auto ec = make_error_code( errc::invalid_argument );
result<void> const r( ec );
BOOST_TEST( !r.has_value() );
BOOST_TEST( r.has_error() );
BOOST_TEST_EQ( r.error(), ec );
}
{
auto ec = make_error_code( errc::invalid_argument );
BOOST_TEST( !result<void>( ec ).has_value() );
BOOST_TEST( result<void>( ec ).has_error() );
BOOST_TEST_EQ( result<void>( ec ).error(), ec );
}
return boost::report_errors(); return boost::report_errors();
} }