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Add sv_compare_test

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This commit is contained in:
Peter Dimov
2021-10-04 22:11:14 +03:00
parent 042bb98142
commit 31e2caef12
2 changed files with 146 additions and 0 deletions
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1
test/Jamfile.v2
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@ -253,6 +253,7 @@ run sv_element_access_test.cpp ;
run sv_modifiers_test.cpp ;
run sv_copy_test.cpp ;
run sv_substr_test.cpp ;
run sv_compare_test.cpp ;
use-project /boost/core/swap : ./swap ;
build-project ./swap ;

145
test/sv_compare_test.cpp Normal file
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@ -0,0 +1,145 @@
// Copyright 2021 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/core/string_view.hpp>
#include <boost/core/lightweight_test.hpp>
#include <stdexcept>
#include <cstddef>
int main()
{
std::size_t const npos = boost::core::string_view::npos;
{
boost::core::string_view sv1( "" );
boost::core::string_view sv2( "" );
BOOST_TEST_EQ( sv1.compare( sv2 ), 0 );
BOOST_TEST_EQ( sv1.compare( 0, 0, sv2 ), 0 );
BOOST_TEST_EQ( sv1.compare( 0, 1, sv2 ), 0 );
BOOST_TEST_THROWS( sv1.compare( 1, 0, sv2 ), std::out_of_range );
BOOST_TEST_THROWS( sv1.compare( 1, 1, sv2 ), std::out_of_range );
BOOST_TEST_THROWS( sv1.compare( 1, npos, sv2 ), std::out_of_range );
BOOST_TEST_EQ( sv1.compare( 0, 0, sv2, 0, 0 ), 0 );
BOOST_TEST_EQ( sv1.compare( 0, 1, sv2, 0, 1 ), 0 );
BOOST_TEST_THROWS( sv1.compare( 1, 0, sv2, 0, 0 ), std::out_of_range );
BOOST_TEST_THROWS( sv1.compare( 1, 1, sv2, 0, 1 ), std::out_of_range );
BOOST_TEST_THROWS( sv1.compare( 0, 0, sv2, 1, 0 ), std::out_of_range );
BOOST_TEST_THROWS( sv1.compare( 0, 1, sv2, 1, 1 ), std::out_of_range );
BOOST_TEST_EQ( sv1.compare( "" ), 0 );
BOOST_TEST_LT( sv1.compare( "1" ), 0 );
BOOST_TEST_EQ( sv1.compare( 0, 0, "" ), 0 );
BOOST_TEST_LT( sv1.compare( 0, 0, "1" ), 0 );
BOOST_TEST_EQ( sv1.compare( 0, 1, "" ), 0 );
BOOST_TEST_LT( sv1.compare( 0, 1, "1" ), 0 );
BOOST_TEST_THROWS( sv1.compare( 1, 0, "" ), std::out_of_range );
BOOST_TEST_THROWS( sv1.compare( 1, 1, "1" ), std::out_of_range );
BOOST_TEST_EQ( sv1.compare( 0, 0, "", 0 ), 0 );
BOOST_TEST_EQ( sv1.compare( 0, 0, "1", 0 ), 0 );
BOOST_TEST_LT( sv1.compare( 0, 0, "1", 1 ), 0 );
BOOST_TEST_EQ( sv1.compare( 0, 1, "", 0 ), 0 );
BOOST_TEST_EQ( sv1.compare( 0, 1, "1", 0 ), 0 );
BOOST_TEST_LT( sv1.compare( 0, 1, "1", 1 ), 0 );
BOOST_TEST_THROWS( sv1.compare( 1, 0, "", 0 ), std::out_of_range );
BOOST_TEST_THROWS( sv1.compare( 1, 1, "1", 0 ), std::out_of_range );
BOOST_TEST_THROWS( sv1.compare( 1, 1, "1", 1 ), std::out_of_range );
}
{
boost::core::string_view sv1( "123412345" );
boost::core::string_view sv2( "1234" );
BOOST_TEST_GT( sv1.compare( sv2 ), 0 );
BOOST_TEST_LT( sv1.compare( 0, 3, sv2 ), 0 );
BOOST_TEST_EQ( sv1.compare( 0, 4, sv2 ), 0 );
BOOST_TEST_GT( sv1.compare( 0, 5, sv2 ), 0 );
BOOST_TEST_GT( sv1.compare( 0, npos, sv2 ), 0 );
BOOST_TEST_LT( sv1.compare( 1, 0, sv2 ), 0 );
BOOST_TEST_GT( sv1.compare( 1, 1, sv2 ), 0 );
BOOST_TEST_LT( sv1.compare( 4, 3, sv2 ), 0 );
BOOST_TEST_EQ( sv1.compare( 4, 4, sv2 ), 0 );
BOOST_TEST_GT( sv1.compare( 4, 5, sv2 ), 0 );
BOOST_TEST_LT( sv1.compare( 9, 0, sv2 ), 0 );
BOOST_TEST_LT( sv1.compare( 9, 1, sv2 ), 0 );
BOOST_TEST_THROWS( sv1.compare( 10, 0, sv2 ), std::out_of_range );
BOOST_TEST_THROWS( sv1.compare( 10, 1, sv2 ), std::out_of_range );
BOOST_TEST_GT( sv1.compare( 0, 3, sv2, 0, 2 ), 0 );
BOOST_TEST_EQ( sv1.compare( 0, 3, sv2, 0, 3 ), 0 );
BOOST_TEST_LT( sv1.compare( 0, 3, sv2, 0, 4 ), 0 );
BOOST_TEST_LT( sv1.compare( 0, 3, sv2, 0, 5 ), 0 );
BOOST_TEST_GT( sv1.compare( 0, 4, sv2, 0, 3 ), 0 );
BOOST_TEST_EQ( sv1.compare( 0, 4, sv2, 0, 4 ), 0 );
BOOST_TEST_EQ( sv1.compare( 0, 4, sv2, 0, 5 ), 0 );
BOOST_TEST_LT( sv1.compare( 5, 2, sv2, 1, npos ), 0 );
BOOST_TEST_EQ( sv1.compare( 5, 3, sv2, 1, npos ), 0 );
BOOST_TEST_GT( sv1.compare( 5, 4, sv2, 1, npos ), 0 );
BOOST_TEST_EQ( sv1.compare( 9, 0, sv2, 0, 0 ), 0 );
BOOST_TEST_LT( sv1.compare( 9, 1, sv2, 0, 1 ), 0 );
BOOST_TEST_THROWS( sv1.compare( 10, 0, sv2, 0, 0 ), std::out_of_range );
BOOST_TEST_THROWS( sv1.compare( 10, 1, sv2, 0, 1 ), std::out_of_range );
BOOST_TEST_EQ( sv1.compare( 0, 0, sv2, 4, 0 ), 0 );
BOOST_TEST_GT( sv1.compare( 0, 1, sv2, 4, 1 ), 0 );
BOOST_TEST_THROWS( sv1.compare( 0, 0, sv2, 5, 0 ), std::out_of_range );
BOOST_TEST_THROWS( sv1.compare( 0, 1, sv2, 5, 1 ), std::out_of_range );
BOOST_TEST_GT( sv1.compare( "" ), 0 );
BOOST_TEST_GT( sv1.compare( "12341234" ), 0 );
BOOST_TEST_GT( sv1.compare( "123412344" ), 0 );
BOOST_TEST_EQ( sv1.compare( "123412345" ), 0 );
BOOST_TEST_LT( sv1.compare( "123412346" ), 0 );
BOOST_TEST_LT( sv1.compare( "1234123456" ), 0 );
BOOST_TEST_GT( sv1.compare( 4, 3, "" ), 0 );
BOOST_TEST_GT( sv1.compare( 4, 3, "1" ), 0 );
BOOST_TEST_GT( sv1.compare( 4, 3, "12" ), 0 );
BOOST_TEST_GT( sv1.compare( 4, 3, "122" ), 0 );
BOOST_TEST_EQ( sv1.compare( 4, 3, "123" ), 0 );
BOOST_TEST_LT( sv1.compare( 4, 3, "124" ), 0 );
BOOST_TEST_LT( sv1.compare( 4, 3, "1234" ), 0 );
BOOST_TEST_EQ( sv1.compare( 9, 0, "" ), 0 );
BOOST_TEST_LT( sv1.compare( 9, 1, "1" ), 0 );
BOOST_TEST_THROWS( sv1.compare( 10, 0, "" ), std::out_of_range );
BOOST_TEST_THROWS( sv1.compare( 10, 1, "1" ), std::out_of_range );
BOOST_TEST_GT( sv1.compare( 4, npos, "123456", 4 ), 0 );
BOOST_TEST_EQ( sv1.compare( 4, npos, "123456", 5 ), 0 );
BOOST_TEST_LT( sv1.compare( 4, npos, "123456", 6 ), 0 );
BOOST_TEST_EQ( sv1.compare( 9, npos, "", 0 ), 0 );
BOOST_TEST_EQ( sv1.compare( 9, npos, "1", 0 ), 0 );
BOOST_TEST_LT( sv1.compare( 9, npos, "1", 1 ), 0 );
BOOST_TEST_THROWS( sv1.compare( 10, npos, "", 0 ), std::out_of_range );
BOOST_TEST_THROWS( sv1.compare( 10, npos, "1", 0 ), std::out_of_range );
BOOST_TEST_THROWS( sv1.compare( 10, npos, "1", 1 ), std::out_of_range );
}
return boost::report_errors();
}