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 // XFAIL: with_system_lib=x86_64-apple-darwin11 11 // XFAIL: with_system_lib=x86_64-apple-darwin12 12 13 // <complex> 14 15 // template<class T, class charT, class traits> 16 // basic_istream<charT, traits>& 17 // operator>>(basic_istream<charT, traits>& is, complex<T>& x); 18 19 #include <complex> 20 #include <sstream> 21 #include <cassert> 22 23 int main() 24 { 25 { 26 std::istringstream is("5"); 27 std::complex<double> c; 28 is >> c; 29 assert(c == std::complex<double>(5, 0)); 30 assert(is.eof()); 31 } 32 { 33 std::istringstream is(" 5 "); 34 std::complex<double> c; 35 is >> c; 36 assert(c == std::complex<double>(5, 0)); 37 assert(is.good()); 38 } 39 { 40 std::istringstream is(" 5, "); 41 std::complex<double> c; 42 is >> c; 43 assert(c == std::complex<double>(5, 0)); 44 assert(is.good()); 45 } 46 { 47 std::istringstream is(" , 5, "); 48 std::complex<double> c; 49 is >> c; 50 assert(c == std::complex<double>(0, 0)); 51 assert(is.fail()); 52 } 53 { 54 std::istringstream is("5.5 "); 55 std::complex<double> c; 56 is >> c; 57 assert(c == std::complex<double>(5.5, 0)); 58 assert(is.good()); 59 } 60 { 61 std::istringstream is(" ( 5.5 ) "); 62 std::complex<double> c; 63 is >> c; 64 assert(c == std::complex<double>(5.5, 0)); 65 assert(is.good()); 66 } 67 { 68 std::istringstream is(" 5.5)"); 69 std::complex<double> c; 70 is >> c; 71 assert(c == std::complex<double>(5.5, 0)); 72 assert(is.good()); 73 } 74 { 75 std::istringstream is("(5.5 "); 76 std::complex<double> c; 77 is >> c; 78 assert(c == std::complex<double>(0, 0)); 79 assert(is.fail()); 80 } 81 { 82 std::istringstream is("(5.5,"); 83 std::complex<double> c; 84 is >> c; 85 assert(c == std::complex<double>(0, 0)); 86 assert(is.fail()); 87 } 88 { 89 std::istringstream is("( -5.5 , -6.5 )"); 90 std::complex<double> c; 91 is >> c; 92 assert(c == std::complex<double>(-5.5, -6.5)); 93 assert(!is.eof()); 94 } 95 { 96 std::istringstream is("(-5.5,-6.5)"); 97 std::complex<double> c; 98 is >> c; 99 assert(c == std::complex<double>(-5.5, -6.5)); 100 assert(!is.eof()); 101 } 102 } 103