usr/src/cmd/sendmail/libsm/t-smstdio.c

   1 /*
   2  * Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers.
   3  *      All rights reserved.
   4  *
   5  * By using this file, you agree to the terms and conditions set
   6  * forth in the LICENSE file which can be found at the top level of
   7  * the sendmail distribution.
   8  */
   9
  10 #pragma ident   "%Z%%M% %I%     %E% SMI"
  11
  12 #include <sm/gen.h>
  13 SM_IDSTR(id, "@(#)$Id: t-smstdio.c,v 1.9 2001/03/21 18:30:41 ca Exp $")
  14
  15 #include <sm/io.h>
  16 #include <sm/string.h>
  17 #include <sm/test.h>
  18
  19 int
  20 main(argc, argv)
  21         int argc;
  22         char **argv;
  23 {
  24         FILE *stream;
  25         SM_FILE_T *fp;
  26         char buf[128];
  27         size_t n;
  28         static char testmsg[] = "hello, world\n";
  29
  30         sm_test_begin(argc, argv,
  31                 "test sm_io_stdioopen, smiostdin, smiostdout");
  32
  33         stream = fopen("t-smstdio.1", "w");
  34         SM_TEST(stream != NULL);
  35
  36         fp = sm_io_stdioopen(stream, "w");
  37         SM_TEST(fp != NULL);
  38
  39         (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%s", testmsg);
  40         sm_io_close(fp, SM_TIME_DEFAULT);
  41
  42 #if 0
  43         /*
  44         **  stream should now be closed.  This is a tricky way to test
  45         **  if it is still open.  Alas, it core dumps on Linux.
  46         */
  47
  48         fprintf(stream, "oops! stream is still open!\n");
  49         fclose(stream);
  50 #endif
  51
  52         stream = fopen("t-smstdio.1", "r");
  53         SM_TEST(stream != NULL);
  54
  55         fp = sm_io_stdioopen(stream, "r");
  56         SM_TEST(fp != NULL);
  57
  58         n = sm_io_read(fp, SM_TIME_DEFAULT, buf, sizeof(buf));
  59         if (SM_TEST(n == strlen(testmsg)))
  60         {
  61                 buf[n] = '\0';
  62                 SM_TEST(strcmp(buf, testmsg) == 0);
  63         }
  64
  65 #if 0
  66
  67         /*
  68         **  Copy smiostdin to smiostdout
  69         **  gotta think some more about how to test smiostdin and smiostdout
  70         */
  71
  72         while ((c = sm_io_getc(smiostdin)) != SM_IO_EOF)
  73                 sm_io_putc(smiostdout, c);
  74 #endif
  75
  76         return sm_test_end();
  77 }