diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | string/tester.c | 51 |
2 files changed, 51 insertions, 5 deletions
@@ -1,6 +1,9 @@ 1999-04-30 Ulrich Drepper <drepper@cygnus.com> - * sysdeps/i386/strchrnul.S: Fix bugs which let to wrong results in + * string/tester.c (test_strchrnul): New function. + (test_memset): Test one more special case. + + * sysdeps/i386/strchrnul.S: Fix bugs which lead to wrong results in 25% of all cases. * sysdeps/i386/i486/bits/string.h: Replace __uintXX_t types with diff --git a/string/tester.c b/string/tester.c index d874fe3379..96c7aa219c 100644 --- a/string/tester.c +++ b/string/tester.c @@ -409,6 +409,40 @@ test_strchr (void) } void +test_strchrnul (void) +{ + const char *os; + it = "strchrnul"; + cp = strchrnul ((os = "abcd"), 'z'); + check (*cp == '\0', 1); /* Not found. */ + check (cp == os + 4, 2); + (void) strcpy (one, "abcd"); + check (strchrnul (one, 'c') == one+2, 3); /* Basic test. */ + check (strchrnul (one, 'd') == one+3, 4); /* End of string. */ + check (strchrnul (one, 'a') == one, 5); /* Beginning. */ + check (strchrnul (one, '\0') == one+4, 6); /* Finding NUL. */ + (void) strcpy (one, "ababa"); + check (strchrnul (one, 'b') == one+1, 7); /* Finding first. */ + (void) strcpy (one, ""); + check (strchrnul (one, 'b') == one, 8); /* Empty string. */ + check (strchrnul (one, '\0') == one, 9); /* NUL in empty string. */ + { + char buf[4096]; + int i; + char *p; + for (i=0; i < 0x100; i++) + { + p = (char *) ((unsigned long int) (buf + 0xff) & ~0xff) + i; + strcpy (p, "OK"); + strcpy (p+3, "BAD/WRONG"); + cp = strchrnul (p, '/'); + check (*cp == '\0', 9+2*i); + check (cp == p+2, 10+2*i); + } + } +} + +void test_index (void) { it = "index"; @@ -906,6 +940,8 @@ test_memccpy (void) void test_memset (void) { + int i; + it = "memset"; (void) strcpy(one, "abcdefgh"); check(memset(one+1, 'x', 3) == one+1, 1); /* Return value. */ @@ -921,12 +957,16 @@ test_memset (void) (void) memset(one+2, 010045, 1); equal(one, "ax\045xe", 6); /* Unsigned char convert. */ + /* Non-8bit fill character. */ + memset (one, 0x101, sizeof (one)); + for (i = 0; i < sizeof (one); ++i) + check (one[i] == '\01', 7); + /* Test for more complex versions of memset, for all alignments and lengths up to 256. This test takes a little while, perhaps it should - be made weaker? */ + be made weaker? */ { char data[512]; - int i; int j; int k; int c; @@ -938,7 +978,7 @@ test_memset (void) for (j = 0; j < 256; j++) for (i = 0; i < 256; i++) { - memset(data+i,c,j); + memset (data + i, c, j); for (k = 0; k < i; k++) if (data[k] != 'x') goto fail; @@ -954,7 +994,7 @@ test_memset (void) continue; fail: - check(0,7+i+j*256+(c != 0)*256*256); + check (0, 8 + i + j * 256 + (c != 0) * 256 * 256); } } } @@ -1056,6 +1096,9 @@ main (void) /* strchr. */ test_strchr (); + /* strchrnul. */ + test_strchrnul (); + /* index - just like strchr. */ test_index (); |