Viewing file:  strspn.c (1.34 KB) -rw-r--r--
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/* Copyright (C) 2000 Free Software Foundation.
Ensure all expected transformations of builtin strspn occur and
perform correctly.
Written by Kaveh R. Ghazi, 11/27/2000. */
extern void abort (void);
typedef __SIZE_TYPE__ size_t;
extern size_t strspn (const char *, const char *);
extern char *strcpy (char *, const char *);
void
main_test (void)
{
const char *const s1 = "hello world";
char dst[64], *d2;
if (strspn (s1, "hello") != 5)
abort();
if (strspn (s1+4, "hello") != 1)
abort();
if (strspn (s1, "z") != 0)
abort();
if (strspn (s1, "hello world") != 11)
abort();
if (strspn (s1, "") != 0)
abort();
strcpy (dst, s1);
if (strspn (dst, "") != 0)
abort();
strcpy (dst, s1); d2 = dst;
if (strspn (++d2, "") != 0 || d2 != dst+1)
abort();
strcpy (dst, s1); d2 = dst;
if (strspn (++d2+5, "") != 0 || d2 != dst+1)
abort();
if (strspn ("", s1) != 0)
abort();
strcpy (dst, s1);
if (strspn ("", dst) != 0)
abort();
strcpy (dst, s1); d2 = dst;
if (strspn ("", ++d2) != 0 || d2 != dst+1)
abort();
strcpy (dst, s1); d2 = dst;
if (strspn ("", ++d2+5) != 0 || d2 != dst+1)
abort();
/* Test at least one instance of the __builtin_ style. We do this
to ensure that it works and that the prototype is correct. */
if (__builtin_strspn (s1, "hello") != 5)
abort();
}
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