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Add some more test cases exercising result initialization from {}

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This commit is contained in:
Peter Dimov
2023-10-20 21:49:20 +03:00
parent eb788615de
commit 61a0e244da
2 changed files with 58 additions and 0 deletions
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46
test/result_default_construct.cpp
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@@ -28,6 +28,24 @@ int main()
BOOST_TEST_EQ( r.value(), 0 );
}
{
result<int> r{};
BOOST_TEST( r.has_value() );
BOOST_TEST( !r.has_error() );
BOOST_TEST_EQ( r.value(), 0 );
}
{
result<int> r = {};
BOOST_TEST( r.has_value() );
BOOST_TEST( !r.has_error() );
BOOST_TEST_EQ( r.value(), 0 );
}
{
result<X> r;
@@ -35,6 +53,20 @@ int main()
BOOST_TEST( !r.has_error() );
}
{
result<X> r{};
BOOST_TEST( r.has_value() );
BOOST_TEST( !r.has_error() );
}
{
result<X> r = {};
BOOST_TEST( r.has_value() );
BOOST_TEST( !r.has_error() );
}
{
result<void> r;
@@ -42,6 +74,20 @@ int main()
BOOST_TEST( !r.has_error() );
}
{
result<void> r{};
BOOST_TEST( r.has_value() );
BOOST_TEST( !r.has_error() );
}
{
result<void> r = {};
BOOST_TEST( r.has_value() );
BOOST_TEST( !r.has_error() );
}
{
BOOST_TEST_TRAIT_TRUE((std::is_default_constructible<result<int>>));
BOOST_TEST_TRAIT_TRUE((std::is_default_constructible<result<int, int>>));