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75 lines
2.2 KiB
C++
75 lines
2.2 KiB
C++
/* Special Conformance Test 17.7.0.1: Verification of gets function */
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/* */
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/* The tester will be asked to enter some strings. The strings will */
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/* then be echoed to the screen. The strings should be verified */
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/* that they are the same as those entered. */
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#include <stdio.h>
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main ()
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{
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int i;
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char string [20] = ""; /* initialize input string to null string */
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char *strPtr;
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printf ("Please enter a string which is shorter than 20 characters.\n");
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printf ("Signal string is complete with CR.\n");
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strPtr = gets (string); /* test reading until CR seen */
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if (strPtr == NULL)
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goto Fail;
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printf ("The string entered was:\n");
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i = puts (string);
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if (i)
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goto Fail1;
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printf ("This message should appear immediately below the string.\n");
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printf ("Please enter only the end-of-file character sequence (CTRL@)\n");
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strPtr = gets (string); /* test reading with EOF seen before */
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if (strPtr != NULL) /* any other characters */
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goto Fail2;
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if (! feof (stdin))
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goto Fail3;
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i = fseek (stdin, 0L, SEEK_CUR); /* clear EOF indication */
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if (i)
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goto Fail4;
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printf ("The first string entered was:\n"); /* string shouldn't change */
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i = puts (string);
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if (i)
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goto Fail1;
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printf ("\n");
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printf ("Please enter a string which is shorter than 20 characters.\n");
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strPtr = gets (string); /* test reading until CR seen */
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if (strPtr == NULL)
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goto Fail;
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printf ("The string entered was:\n");
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i = puts (string);
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if (i)
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goto Fail1;
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printf ("This message should appear immediately below the string.\n");
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return 0;
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Fail:
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printf ("Failed Special Conformance Test 17.7.0.1\n");
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return 0;
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Fail1:
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printf ("Unable to write to standard out\n");
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return 0;
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Fail2:
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printf ("Reading EOF before any other chars doesn't return NULL ptr\n");
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return 0;
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Fail3:
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printf ("EOF for standard input not detected\n");
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return 0;
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Fail4:
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printf ("Unable to FSEEK on stdin\n");
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return 0;
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}
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