#!./perl -w

use strict;
use Test::More;
use Config;

plan(skip_all => "POSIX is unavailable")
    unless $Config{extensions} =~ /\bPOSIX\b/;

require POSIX;
POSIX->import();

# @POSIX::EXPORT and @POSIX::EXPORT_OK are generated. The intent of this test is
# to catch *unintended* changes to them introduced by bugs in refactoring.

my %expect = (
    EXPORT => [qw(%SIGRT ARG_MAX B0 B110 B1200 B134 B150 B1800 B19200 B200
		  B2400 B300 B38400 B4800 B50 B600 B75 B9600 BRKINT BUFSIZ
		  CHAR_BIT CHAR_MAX CHAR_MIN CHILD_MAX CLK_TCK CLOCAL
		  CLOCKS_PER_SEC CREAD CS5 CS6 CS7 CS8 CSIZE CSTOPB DBL_DIG
		  DBL_EPSILON DBL_MANT_DIG DBL_MAX DBL_MAX_10_EXP DBL_MAX_EXP
		  DBL_MIN DBL_MIN_10_EXP DBL_MIN_EXP E2BIG EACCES EADDRINUSE
		  EADDRNOTAVAIL EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBUSY
		  ECANCELED ECHILD ECHO ECHOE ECHOK ECHONL ECONNABORTED
		  ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDOM EDQUOT
		  EEXIST EFAULT EFBIG EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ
		  EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE
		  EMLINK EMSGSIZE ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH
		  ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK
		  ENOMEM ENOMSG ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK
		  ENOTCONN ENOTDIR ENOTEMPTY ENOTRECOVERABLE ENOTSOCK ENOTSUP
		  ENOTTY ENXIO EOF EOPNOTSUPP EOTHER EOVERFLOW EOWNERDEAD EPERM
		  EPFNOSUPPORT EPIPE EPROCLIM EPROTO EPROTONOSUPPORT EPROTOTYPE
		  ERANGE EREMOTE ERESTART EROFS ESHUTDOWN ESOCKTNOSUPPORT ESPIPE
		  ESRCH ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS
		  EWOULDBLOCK EXDEV
		  EXIT_FAILURE EXIT_SUCCESS FD_CLOEXEC
		  FE_DOWNWARD FE_TONEAREST FE_TOWARDZERO FE_UPWARD
		  FILENAME_MAX FLT_DIG FLT_EPSILON FLT_MANT_DIG FLT_MAX
		  FLT_MAX_10_EXP FLT_MAX_EXP FLT_MIN FLT_MIN_10_EXP
		  FLT_MIN_EXP FLT_RADIX FLT_ROUNDS FP_ILOGB0
		  FP_ILOGBNAN FP_INFINITE FP_NAN FP_NORMAL
		  FP_SUBNORMAL FP_ZERO F_DUPFD F_GETFD F_GETFL F_GETLK
		  F_OK F_RDLCK F_SETFD F_SETFL F_SETLK F_SETLKW
		  F_UNLCK F_WRLCK HUGE_VAL HUPCL ICANON ICRNL IEXTEN
		  IGNBRK IGNCR IGNPAR INFINITY INLCR INPCK INT_MAX
		  INT_MIN ISIG ISTRIP IXOFF IXON Inf LC_ALL LC_COLLATE
		  LC_CTYPE LC_MESSAGES LC_MONETARY LC_NUMERIC LC_TIME
		  LDBL_DIG LDBL_EPSILON LDBL_MANT_DIG LDBL_MAX
		  LDBL_MAX_10_EXP LDBL_MAX_EXP LDBL_MIN
		  LDBL_MIN_10_EXP LDBL_MIN_EXP LINK_MAX LONG_MAX
		  LONG_MIN L_ctermid L_cuserid L_tmpname MAX_CANON
		  MAX_INPUT MB_CUR_MAX MB_LEN_MAX M_1_PI M_2_PI M_2_SQRTPI
		  M_E M_LN10 M_LN2 M_LOG10E M_LOG2E M_PI M_PI_2 M_PI_4
		  M_SQRT1_2 M_SQRT2 NAME_MAX NAN NCCS NDEBUG
		  NGROUPS_MAX NOFLSH NULL NaN OPEN_MAX OPOST O_ACCMODE
		  O_APPEND O_CREAT O_EXCL O_NOCTTY O_NONBLOCK O_RDONLY
		  O_RDWR O_TRUNC O_WRONLY PARENB PARMRK PARODD
		  PATH_MAX PIPE_BUF RAND_MAX R_OK SA_NOCLDSTOP
		  SA_NOCLDWAIT SA_NODEFER SA_ONSTACK SA_RESETHAND
		  SA_RESTART SA_SIGINFO SCHAR_MAX SCHAR_MIN SEEK_CUR
		  SEEK_END SEEK_SET SHRT_MAX SHRT_MIN SIGABRT SIGALRM
		  SIGBUS SIGCHLD SIGCONT SIGFPE SIGHUP SIGILL SIGINT
		  SIGKILL SIGPIPE SIGPOLL SIGPROF SIGQUIT SIGRTMAX
		  SIGRTMIN SIGSEGV SIGSTOP SIGSYS SIGTERM SIGTRAP
		  SIGTSTP SIGTTIN SIGTTOU SIGURG SIGUSR1 SIGUSR2
		  SIGVTALRM SIGXCPU SIGXFSZ SIG_BLOCK SIG_DFL SIG_ERR
		  SIG_IGN SIG_SETMASK SIG_UNBLOCK SSIZE_MAX
		  STDERR_FILENO STDIN_FILENO STDOUT_FILENO STREAM_MAX
		  S_IRGRP S_IROTH S_IRUSR S_IRWXG S_IRWXO S_IRWXU
		  S_ISBLK S_ISCHR S_ISDIR S_ISFIFO S_ISGID S_ISREG
		  S_ISUID S_IWGRP S_IWOTH S_IWUSR S_IXGRP S_IXOTH
		  S_IXUSR TCIFLUSH TCIOFF TCIOFLUSH TCION TCOFLUSH
		  TCOOFF TCOON TCSADRAIN TCSAFLUSH TCSANOW TMP_MAX
		  TOSTOP TZNAME_MAX UCHAR_MAX UINT_MAX ULONG_MAX
		  USHRT_MAX VEOF VEOL VERASE VINTR VKILL VMIN VQUIT
		  VSTART VSTOP VSUSP VTIME WEXITSTATUS WIFEXITED
		  WIFSIGNALED WIFSTOPPED WNOHANG WSTOPSIG WTERMSIG
		  WUNTRACED W_OK X_OK _PC_CHOWN_RESTRICTED
		  _PC_LINK_MAX _PC_MAX_CANON _PC_MAX_INPUT
		  _PC_NAME_MAX _PC_NO_TRUNC _PC_PATH_MAX _PC_PIPE_BUF
		  _PC_VDISABLE _POSIX_ARG_MAX _POSIX_CHILD_MAX
		  _POSIX_CHOWN_RESTRICTED _POSIX_JOB_CONTROL
		  _POSIX_LINK_MAX _POSIX_MAX_CANON _POSIX_MAX_INPUT
		  _POSIX_NAME_MAX _POSIX_NGROUPS_MAX _POSIX_NO_TRUNC
		  _POSIX_OPEN_MAX _POSIX_PATH_MAX _POSIX_PIPE_BUF
		  _POSIX_SAVED_IDS _POSIX_SSIZE_MAX _POSIX_STREAM_MAX
		  _POSIX_TZNAME_MAX _POSIX_VDISABLE _POSIX_VERSION
		  _SC_ARG_MAX _SC_CHILD_MAX _SC_CLK_TCK
		  _SC_JOB_CONTROL _SC_NGROUPS_MAX _SC_OPEN_MAX
		  _SC_PAGESIZE _SC_SAVED_IDS _SC_STREAM_MAX
		  _SC_TZNAME_MAX _SC_VERSION _exit abort access acos
		  acosh asctime asin asinh assert atan atanh atexit
		  atof atoi atol bsearch calloc cbrt ceil cfgetispeed
		  cfgetospeed cfsetispeed cfsetospeed clearerr clock
		  copysign cosh creat ctermid ctime cuserid difftime
		  div dup dup2 erf erfc errno execl execle execlp
		  execv execve execvp exp2 expm1 fabs fclose fdim
		  fdopen fegetround feof ferror fesetround fflush
		  fgetc fgetpos fgets floor fma fmax fmin fmod fopen
		  fpathconf fpclassify fprintf fputc fputs fread free
		  freopen frexp fscanf fseek fsetpos fstat fsync ftell
		  fwrite getchar getcwd getegid getenv geteuid getgid getgroups
		  getpid gets getuid hypot ilogb isalnum isalpha
		  isatty iscntrl isdigit isfinite isgraph isgreater
		  isgreaterequal isinf isless islessequal
		  islessgreater islower isnan isnormal isprint ispunct
		  isspace isunordered isupper isxdigit j0 j1 jn labs
		  ldexp ldiv lgamma localeconv log10 log1p log2 logb
		  longjmp lrint lseek malloc mblen mbstowcs mbtowc
		  memchr memcmp memcpy memmove memset mkfifo mktime
		  modf nan nearbyint nextafter nexttoward offsetof
		  pathconf pause perror pow putc putchar puts qsort
		  raise realloc remainder remove remquo rewind rint
		  round scalbn scanf setbuf setgid setjmp setlocale
		  setpgid setsid setuid setvbuf sigaction siglongjmp
		  signal signbit sigpending sigprocmask sigsetjmp
		  sigsuspend sinh sscanf stderr stdin stdout strcat
		  strchr strcmp strcoll strcpy strcspn strerror
		  strftime strlen strncat strncmp strncpy strpbrk
		  strrchr strspn strstr strtod strtok strtol strtold
		  strtoul strxfrm sysconf tan tanh tcdrain tcflow
		  tcflush tcgetattr tcgetpgrp tcsendbreak tcsetattr
		  tcsetpgrp tgamma tmpfile tmpnam tolower toupper
		  trunc ttyname tzname tzset uname ungetc vfprintf
		  vprintf vsprintf wcstombs wctomb y0 y1 yn )],
		  EXPORT_OK => [qw(abs alarm atan2 chdir chmod chown
		  close closedir cos exit exp fcntl fileno fork getc
		  getgrgid getgrnam getlogin getpgrp getppid getpwnam
		  getpwuid gmtime kill lchown link localtime log mkdir
		  nice open opendir pipe printf rand read readdir
		  rename rewinddir rmdir sin sleep sprintf sqrt srand
		  stat system time times umask unlink utime wait
		  waitpid write)], );

plan (tests => 2 * keys %expect);

while (my ($var, $expect) = each %expect) {
    my $have = *{$POSIX::{$var}}{ARRAY};
    cmp_ok(@$have, '==', @$expect,
	   "Correct number of entries for \@POSIX::$var");
    is_deeply([sort @$have], $expect, "Correct entries for \@POSIX::$var");
}