1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <system_error> 11 12 // class error_category 13 14 // const error_category& system_category(); 15 16 // XFAIL: suse-linux-enterprise-server-11 17 // XFAIL: with_system_cxx_lib=macosx10.12 18 // XFAIL: with_system_cxx_lib=macosx10.11 19 // XFAIL: with_system_cxx_lib=macosx10.10 20 // XFAIL: with_system_cxx_lib=macosx10.9 21 // XFAIL: with_system_cxx_lib=macosx10.7 22 // XFAIL: with_system_cxx_lib=macosx10.8 23 24 #include <system_error> 25 #include <cassert> 26 #include <string> 27 #include <cerrno> 28 29 #include "test_macros.h" 30 31 void test_message_for_bad_value() { 32 errno = E2BIG; // something that message will never generate 33 const std::error_category& e_cat1 = std::system_category(); 34 const std::string msg = e_cat1.message(-1); 35 LIBCPP_ASSERT(msg == "Unknown error -1" || msg == "Unknown error"); 36 assert(errno == E2BIG); 37 } 38 39 int main() 40 { 41 const std::error_category& e_cat1 = std::system_category(); 42 std::error_condition e_cond = e_cat1.default_error_condition(5); 43 assert(e_cond.value() == 5); 44 assert(e_cond.category() == std::generic_category()); 45 e_cond = e_cat1.default_error_condition(5000); 46 assert(e_cond.value() == 5000); 47 assert(e_cond.category() == std::system_category()); 48 { 49 test_message_for_bad_value(); 50 } 51 } 52
