| 1 | // Copyright 2021 Peter Dimov |
|---|---|
| 2 | // Distributed under the Boost Software License, Version 1.0. |
| 3 | // https://www.boost.org/LICENSE_1_0.txt |
| 4 | |
| 5 | #include <boost/core/detail/string_view.hpp> |
| 6 | #include <boost/core/lightweight_test.hpp> |
| 7 | #include <stdexcept> |
| 8 | #include <cstddef> |
| 9 | |
| 10 | int main() |
| 11 | { |
| 12 | { |
| 13 | boost::core::string_view sv( ""); |
| 14 | |
| 15 | BOOST_TEST( sv.starts_with( boost::core::string_view() ) ); |
| 16 | BOOST_TEST( sv.starts_with( boost::core::string_view( "") ) ); |
| 17 | BOOST_TEST( sv.starts_with( "") ); |
| 18 | |
| 19 | BOOST_TEST( !sv.starts_with( boost::core::string_view( "1") ) ); |
| 20 | BOOST_TEST( !sv.starts_with( '1' ) ); |
| 21 | BOOST_TEST( !sv.starts_with( "1") ); |
| 22 | } |
| 23 | |
| 24 | { |
| 25 | boost::core::string_view sv( "123"); |
| 26 | |
| 27 | BOOST_TEST( sv.starts_with( boost::core::string_view() ) ); |
| 28 | BOOST_TEST( sv.starts_with( boost::core::string_view( "") ) ); |
| 29 | BOOST_TEST( sv.starts_with( "") ); |
| 30 | |
| 31 | BOOST_TEST( sv.starts_with( boost::core::string_view( "1") ) ); |
| 32 | BOOST_TEST( sv.starts_with( '1' ) ); |
| 33 | BOOST_TEST( sv.starts_with( "1") ); |
| 34 | |
| 35 | BOOST_TEST( sv.starts_with( boost::core::string_view( "12") ) ); |
| 36 | BOOST_TEST( sv.starts_with( "12") ); |
| 37 | |
| 38 | BOOST_TEST( sv.starts_with( boost::core::string_view( "123") ) ); |
| 39 | BOOST_TEST( sv.starts_with( "123") ); |
| 40 | |
| 41 | BOOST_TEST( !sv.starts_with( boost::core::string_view( "1234") ) ); |
| 42 | BOOST_TEST( !sv.starts_with( "1234") ); |
| 43 | |
| 44 | BOOST_TEST( !sv.starts_with( boost::core::string_view( "2") ) ); |
| 45 | BOOST_TEST( !sv.starts_with( '2' ) ); |
| 46 | BOOST_TEST( !sv.starts_with( "2") ); |
| 47 | } |
| 48 | |
| 49 | return boost::report_errors(); |
| 50 | } |
| 51 |