diff options
Diffstat (limited to 'string')
| -rw-r--r-- | string/test-strchr.c | 131 |
1 files changed, 78 insertions, 53 deletions
diff --git a/string/test-strchr.c b/string/test-strchr.c index cf25b449d9..9f4b8d1f15 100644 --- a/string/test-strchr.c +++ b/string/test-strchr.c @@ -1,7 +1,8 @@ -/* Test and measure strchr functions. +/* Test and measure STRCHR functions. Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jakub Jelinek <jakub@redhat.com>, 1999. + Added wcschr support by Liubov Dmitrieva <liubov.dmitrieva@gmail.com>, 2011 The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public @@ -21,38 +22,55 @@ #define TEST_MAIN #include "test-string.h" -typedef char *(*proto_t) (const char *, int); -char *simple_strchr (const char *, int); -char *stupid_strchr (const char *, int); - -IMPL (stupid_strchr, 0) -IMPL (simple_strchr, 0) -IMPL (strchr, 1) - -char * -simple_strchr (const char *s, int c) +#ifndef WIDE +# define STRCHR strchr +# define STRLEN strlen +# define CHAR char +# define BIG_CHAR CHAR_MAX +# define MIDDLE_CHAR 127 +# define SMALL_CHAR 23 +# define UCHAR unsigned char +#else +# include <wchar.h> +# define STRCHR wcschr +# define STRLEN wcslen +# define CHAR wchar_t +# define BIG_CHAR WCHAR_MAX +# define MIDDLE_CHAR 1121 +# define SMALL_CHAR 851 +# define UCHAR wchar_t +#endif + +typedef CHAR *(*proto_t) (const CHAR *, int); + +CHAR * +simple_STRCHR (const CHAR *s, int c) { - for (; *s != (char) c; ++s) + for (; *s != (CHAR) c; ++s) if (*s == '\0') return NULL; - return (char *) s; + return (CHAR *) s; } -char * -stupid_strchr (const char *s, int c) +CHAR * +stupid_STRCHR (const CHAR *s, int c) { - size_t n = strlen (s) + 1; + size_t n = STRLEN (s) + 1; while (n--) - if (*s++ == (char) c) - return (char *) s - 1; + if (*s++ == (CHAR) c) + return (CHAR *) s - 1; return NULL; } +IMPL (stupid_STRCHR, 1) +IMPL (simple_STRCHR, 1) +IMPL (STRCHR, 1) + static void -do_one_test (impl_t *impl, const char *s, int c, char *exp_res) +do_one_test (impl_t *impl, const CHAR *s, int c, const CHAR *exp_res) { - char *res = CALL (impl, s, c); + CHAR *res = CALL (impl, s, c); if (res != exp_res) { error (0, 0, "Wrong result in function %s %p %p", impl->name, @@ -82,37 +100,40 @@ do_one_test (impl_t *impl, const char *s, int c, char *exp_res) static void do_test (size_t align, size_t pos, size_t len, int seek_char, int max_char) +/* for wcschr: align here means align not in bytes, + * but in wchar_ts, in bytes it will equal to align * (sizeof (wchar_t)) + * len for wcschr here isn't in bytes but it's number of wchar_t symbols */ { size_t i; - char *result; - - align &= 7; - if (align + len >= page_size) + CHAR *result; + CHAR *buf = (CHAR *) (buf1); + align &= 15; + if ((align + len) * sizeof(CHAR) >= page_size) return; for (i = 0; i < len; ++i) { - buf1[align + i] = 32 + 23 * i % (max_char - 32); - if (buf1[align + i] == seek_char) - buf1[align + i] = seek_char + 1; + buf[align + i] = 32 + 23 * i % max_char; + if (buf[align + i] == seek_char) + buf[align + i] = seek_char + 1; } - buf1[align + len] = 0; + buf[align + len] = 0; if (pos < len) { - buf1[align + pos] = seek_char; - result = (char *) (buf1 + align + pos); + buf[align + pos] = seek_char; + result = buf + align + pos; } else if (seek_char == 0) - result = (char *) (buf1 + align + len); + result = buf + align + len; else result = NULL; if (HP_TIMING_AVAIL) - printf ("Length %4zd, alignment %2zd:", pos, align); + printf ("Length %4zd, alignment in bytes %2zd:", pos, align * sizeof (CHAR)); FOR_EACH_IMPL (impl, 0) - do_one_test (impl, (char *) (buf1 + align), seek_char, result); + do_one_test (impl, buf + align, seek_char, result); if (HP_TIMING_AVAIL) putchar ('\n'); @@ -123,16 +144,19 @@ do_random_tests (void) { size_t i, j, n, align, pos, len; int seek_char; - char *result; - unsigned char *p = buf1 + page_size - 512; + CHAR *result; + UCHAR *p = (UCHAR *) (buf1 + page_size - 512 * sizeof (CHAR)); for (n = 0; n < ITERATIONS; n++) { +/* for wcschr: align here means align not in bytes, but in wchar_ts, + * in bytes it will equal to align * (sizeof (wchar_t)) */ align = random () & 15; pos = random () & 511; seek_char = random () & 255; if (pos + align >= 511) pos = 510 - align - (random () & 7); +/* len for wcschr here isn't in bytes but it's number of wchar_t symbols */ len = random () & 511; if ((pos == len && seek_char) || (pos > len && (random () & 1))) @@ -166,18 +190,19 @@ do_random_tests (void) } if (pos <= len) - result = (char *) (p + pos + align); + result = (CHAR *) (p + pos + align); else if (seek_char == 0) - result = (char *) (p + len + align); + result = (CHAR *) (p + len + align); else result = NULL; FOR_EACH_IMPL (impl, 1) - if (CALL (impl, (char *) (p + align), seek_char) != result) + if (CALL (impl, (CHAR *) (p + align), seek_char) != result) { - error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %d, %zd, %zd) %p != %p, p %p", - n, impl->name, align, seek_char, len, pos, - CALL (impl, (char *) (p + align), seek_char), result, p); + error (0, 0, "Iteration %zd - wrong result in function \ + %s (align in bytes: %zd, seek_char: %d, len: %zd, pos: %zd) %p != %p, p %p", + n, impl->name, align * sizeof (CHAR), seek_char, len, pos, + CALL (impl, (CHAR *) (p + align), seek_char), result, p); ret = 1; } } @@ -197,38 +222,38 @@ test_main (void) for (i = 1; i < 8; ++i) { - do_test (0, 16 << i, 2048, 23, 127); - do_test (i, 16 << i, 2048, 23, 127); + do_test (0, 16 << i, 2048, SMALL_CHAR, MIDDLE_CHAR); + do_test (i, 16 << i, 2048, SMALL_CHAR, MIDDLE_CHAR); } for (i = 1; i < 8; ++i) { - do_test (i, 64, 256, 23, 127); - do_test (i, 64, 256, 23, 255); + do_test (i, 64, 256, SMALL_CHAR, MIDDLE_CHAR); + do_test (i, 64, 256, SMALL_CHAR, BIG_CHAR); } for (i = 0; i < 32; ++i) { - do_test (0, i, i + 1, 23, 127); - do_test (0, i, i + 1, 23, 255); + do_test (0, i, i + 1, SMALL_CHAR, MIDDLE_CHAR); + do_test (0, i, i + 1, SMALL_CHAR, BIG_CHAR); } for (i = 1; i < 8; ++i) { - do_test (0, 16 << i, 2048, 0, 127); - do_test (i, 16 << i, 2048, 0, 127); + do_test (0, 16 << i, 2048, 0, MIDDLE_CHAR); + do_test (i, 16 << i, 2048, 0, MIDDLE_CHAR); } for (i = 1; i < 8; ++i) { - do_test (i, 64, 256, 0, 127); - do_test (i, 64, 256, 0, 255); + do_test (i, 64, 256, 0, MIDDLE_CHAR); + do_test (i, 64, 256, 0, BIG_CHAR); } for (i = 0; i < 32; ++i) { - do_test (0, i, i + 1, 0, 127); - do_test (0, i, i + 1, 0, 255); + do_test (0, i, i + 1, 0, MIDDLE_CHAR); + do_test (0, i, i + 1, 0, BIG_CHAR); } do_random_tests (); |