CMake/Source/kwsys/testIOS.cxx

137 lines
2.9 KiB
C++

#include "kwsysPrivate.h"
#include KWSYS_HEADER(stl/vector)
#include KWSYS_HEADER(ios/sstream)
#include KWSYS_HEADER(ios/iostream)
// Work-around CMake dependency scanning limitation. This must
// duplicate the above list of headers.
#if 0
# include "kwsys_stl_string.hxx.in"
# include "kwsys_stl_vector.h.in"
# include "kwsys_ios_sstream.h.in"
# include "kwsys_ios_iostream.h.in"
#endif
#include <string.h> /* strlen */
int testIOS(int, char*[])
{
kwsys_ios::ostringstream ostr;
const char hello[] = "hello";
ostr << hello;
if(ostr.str() != hello)
{
kwsys_ios::cerr << "failed to write hello to ostr" << kwsys_ios::endl;
return 1;
}
const char world[] = "world";
kwsys_ios::ostringstream ostr2;
ostr2.write( hello, strlen(hello) ); /* I could do sizeof */
ostr2.put( '\0' );
ostr2.write( world, strlen(world) );
if(ostr2.str().size() != strlen(hello) + 1 + strlen(world) )
{
kwsys_ios::cerr << "failed to write hello to ostr2" << kwsys_ios::endl;
return 1;
}
kwsys_ios::istringstream istr(" 10 20 str ");
kwsys_stl::string s;
int x;
if(istr >> x)
{
if(x != 10)
{
kwsys_ios::cerr << "x != 10" << kwsys_ios::endl;
return 1;
}
}
else
{
kwsys_ios::cerr << "Failed to read 10 from istr" << kwsys_ios::endl;
return 1;
}
if(istr >> x)
{
if(x != 20)
{
kwsys_ios::cerr << "x != 20" << kwsys_ios::endl;
return 1;
}
}
else
{
kwsys_ios::cerr << "Failed to read 20 from istr" << kwsys_ios::endl;
return 1;
}
if(istr >> s)
{
if(s != "str")
{
kwsys_ios::cerr << "s != \"str\"" << kwsys_ios::endl;
return 1;
}
}
else
{
kwsys_ios::cerr << "Failed to read str from istr" << kwsys_ios::endl;
return 1;
}
if(istr >> s)
{
kwsys_ios::cerr << "Able to read past end of stream" << kwsys_ios::endl;
return 1;
}
else
{
// Clear the failure.
istr.clear(istr.rdstate() & ~kwsys_ios::ios::eofbit);
istr.clear(istr.rdstate() & ~kwsys_ios::ios::failbit);
}
istr.str("30");
if(istr >> x)
{
if(x != 30)
{
kwsys_ios::cerr << "x != 30" << kwsys_ios::endl;
return 1;
}
}
else
{
kwsys_ios::cerr << "Failed to read 30 from istr" << kwsys_ios::endl;
return 1;
}
kwsys_ios::stringstream sstr;
sstr << "40 str2";
if(sstr >> x)
{
if(x != 40)
{
kwsys_ios::cerr << "x != 40" << kwsys_ios::endl;
return 1;
}
}
else
{
kwsys_ios::cerr << "Failed to read 40 from sstr" << kwsys_ios::endl;
return 1;
}
if(sstr >> s)
{
if(s != "str2")
{
kwsys_ios::cerr << "s != \"str2\"" << kwsys_ios::endl;
return 1;
}
}
else
{
kwsys_ios::cerr << "Failed to read str2 from sstr" << kwsys_ios::endl;
return 1;
}
kwsys_ios::cout << "IOS tests passed" << kwsys_ios::endl;
return 0;
}