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t-smstdio.c

/*
 * Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers.
 *    All rights reserved.
 *
 * By using this file, you agree to the terms and conditions set
 * forth in the LICENSE file which can be found at the top level of
 * the sendmail distribution.
 */

#include <sm/gen.h>
SM_IDSTR(id, "@(#)$Id: t-smstdio.c,v 1.11 2001/09/11 04:04:49 gshapiro Exp $")

#include <sm/io.h>
#include <sm/string.h>
#include <sm/test.h>

int
main(argc, argv)
      int argc;
      char **argv;
{
      FILE *stream;
      SM_FILE_T *fp;
      char buf[128];
      size_t n;
      static char testmsg[] = "hello, world\n";

      sm_test_begin(argc, argv,
            "test sm_io_stdioopen, smiostdin, smiostdout");

      stream = fopen("t-smstdio.1", "w");
      SM_TEST(stream != NULL);

      fp = sm_io_stdioopen(stream, "w");
      SM_TEST(fp != NULL);

      (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%s", testmsg);
      sm_io_close(fp, SM_TIME_DEFAULT);

#if 0
      /*
      **  stream should now be closed.  This is a tricky way to test
      **  if it is still open.  Alas, it core dumps on Linux.
      */

      fprintf(stream, "oops! stream is still open!\n");
      fclose(stream);
#endif

      stream = fopen("t-smstdio.1", "r");
      SM_TEST(stream != NULL);

      fp = sm_io_stdioopen(stream, "r");
      SM_TEST(fp != NULL);

      n = sm_io_read(fp, SM_TIME_DEFAULT, buf, sizeof(buf));
      if (SM_TEST(n == strlen(testmsg)))
      {
            buf[n] = '\0';
            SM_TEST(strcmp(buf, testmsg) == 0);
      }

#if 0

      /*
      **  Copy smiostdin to smiostdout
      **  gotta think some more about how to test smiostdin and smiostdout
      */

      while ((c = sm_io_getc(smiostdin)) != SM_IO_EOF)
            sm_io_putc(smiostdout, c);
#endif

      return sm_test_end();
}

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