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#include <iostream>
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <qpdf/QUtil.hh>
#ifdef _WIN32
# include <io.h>
#else
# include <unistd.h>
#endif
void string_conversion_test()
{
std::cout << QUtil::int_to_string(16059) << std::endl
<< QUtil::int_to_string(16059, 7) << std::endl
<< QUtil::int_to_string(16059, -7) << std::endl
<< QUtil::double_to_string(3.14159) << std::endl
<< QUtil::double_to_string(3.14159, 3) << std::endl
<< QUtil::double_to_string(1000.123, -1024) << std::endl;
try
{
// int_to_string bounds error
std::cout << QUtil::int_to_string(1, 50) << std::endl;
}
catch(QEXC::Internal &e)
{
std::cout << "exception 1: " << e.unparse() << std::endl;
}
try
{
// QUtil::int_to_string bounds error
std::cout << QUtil::int_to_string(1, -50) << std::endl;
}
catch(QEXC::Internal &e)
{
std::cout << "exception 2: " << e.unparse() << std::endl;
}
try
{
// QUtil::int_to_string bounds error
std::cout << QUtil::int_to_string(-1, 49) << std::endl;
}
catch(QEXC::Internal &e)
{
std::cout << "exception 3: " << e.unparse() << std::endl;
}
try
{
// QUtil::double_to_string bounds error
std::cout << QUtil::double_to_string(3.14159, 1024) << std::endl;
}
catch(QEXC::Internal &e)
{
std::cout << "exception 4: " << e.unparse() << std::endl;
}
try
{
// QUtil::double_to_string bounds error
std::cout << QUtil::double_to_string(1000.0, 95) << std::endl;
}
catch(QEXC::Internal &e)
{
std::cout << "exception 5: " << e.unparse() << std::endl;
}
std::string embedded_null = "one";
embedded_null += '\0';
embedded_null += "two";
std::cout << embedded_null.c_str() << std::endl;
std::cout << embedded_null.length() << std::endl;
char* tmp = QUtil::copy_string(embedded_null);
if (memcmp(tmp, embedded_null.c_str(), 7) == 0)
{
std::cout << "compare okay" << std::endl;
}
else
{
std::cout << "compare failed" << std::endl;
}
delete [] tmp;
}
void os_wrapper_test()
{
int fd = -1;
try
{
std::cout << "before open" << std::endl;
fd = QUtil::os_wrapper("open file",
open("/this/file/does/not/exist", O_RDONLY));
std::cout << "after open" << std::endl;
(void) close(fd);
}
catch (QEXC::System& s)
{
std::cout << "exception: " << s.unparse() << std::endl;
}
}
void fopen_wrapper_test()
{
FILE* f = 0;
try
{
std::cout << "before fopen" << std::endl;
f = QUtil::fopen_wrapper("fopen file",
fopen("/this/file/does/not/exist", "r"));
std::cout << "after fopen" << std::endl;
(void) fclose(f);
}
catch (QEXC::System& s)
{
std::cout << "exception: " << s.unparse() << std::endl;
}
}
void getenv_test()
{
std::string val;
std::cout << "IN_TESTSUITE: " << QUtil::get_env("IN_TESTSUITE", &val)
<< ": " << val << std::endl;
// Hopefully this environment variable is not defined.
std::cout << "HAGOOGAMAGOOGLE: " << QUtil::get_env("HAGOOGAMAGOOGLE")
<< std::endl;
}
static void print_utf8(unsigned long val)
{
char t[20];
sprintf(t, "%lx", val);
std::string result = QUtil::toUTF8(val);
std::cout << "0x" << t << " ->";
if (val < 0xfffe)
{
std::cout << " " << result;
}
else
{
// Emacs has trouble with utf-8 encoding files with characters
// outside the 16-bit portion, so just show the character
// values.
for (std::string::iterator iter = result.begin();
iter != result.end(); ++iter)
{
char t[3];
sprintf(t, "%02x", (unsigned char) (*iter));
std::cout << " " << t;
}
}
std::cout << std::endl;
}
void to_utf8_test()
{
print_utf8(0x41UL);
print_utf8(0xF7UL);
print_utf8(0x3c0UL);
print_utf8(0x16059UL);
print_utf8(0x7fffffffUL);
try
{
print_utf8(0x80000000UL);
}
catch (QEXC::General& e)
{
std::cout << "0x80000000: " << e.what() << std::endl;
}
}
int main(int argc, char* argv[])
{
try
{
string_conversion_test();
std::cout << "----" << std::endl;
os_wrapper_test();
std::cout << "----" << std::endl;
fopen_wrapper_test();
std::cout << "----" << std::endl;
getenv_test();
std::cout << "----" << std::endl;
to_utf8_test();
}
catch (std::exception& e)
{
std::cout << "unexpected exception: " << e.what() << std::endl;
}
return 0;
}
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