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Diffstat (limited to 'newlib/libm/test/string.c')
| -rw-r--r-- | newlib/libm/test/string.c | 556 |
1 files changed, 0 insertions, 556 deletions
diff --git a/newlib/libm/test/string.c b/newlib/libm/test/string.c deleted file mode 100644 index c47047212..000000000 --- a/newlib/libm/test/string.c +++ /dev/null @@ -1,556 +0,0 @@ -#include "test.h" -#include <string.h> -#include <errno.h> - - -_CONST char *it = "<UNSET>"; /* Routine name for message routines. */ -int errors = 0; - -/* Complain if condition is not true. */ -#define check(thing) checkit(thing, __LINE__) - -void -_DEFUN(checkit,(ok,l), - int ok _AND - int l ) - -{ - newfunc(it); - line(l); - - if (!ok) - { - printf("string.c:%d %s\n", l, it); - ++errors; - } -} - - - -/* Complain if first two args don't strcmp as equal. */ -#define equal(a, b) funcqual(a,b,__LINE__); - -void -_DEFUN(funcqual,(a,b,l), - char *a _AND - char *b _AND - int l) -{ - newfunc(it); - - line(l); - if (a == NULL && b == NULL) return; - if (strcmp(a,b)) { - printf("string.c:%d (%s)\n", l, it); - } -} - - - -static char one[50]; -static char two[50]; - - -void test_string() -{ - /* Test strcmp first because we use it to test other things. */ - it = "strcmp"; - check(strcmp("", "") == 0); /* Trivial case. */ - check(strcmp("a", "a") == 0); /* Identity. */ - check(strcmp("abc", "abc") == 0); /* Multicharacter. */ - check(strcmp("abc", "abcd") < 0); /* Length mismatches. */ - check(strcmp("abcd", "abc") > 0); - check(strcmp("abcd", "abce") < 0); /* Honest miscompares. */ - check(strcmp("abce", "abcd") > 0); - check(strcmp("a\103", "a") > 0); /* Tricky if char signed. */ - check(strcmp("a\103", "a\003") > 0); - - /* Test strcpy next because we need it to set up other tests. */ - it = "strcpy"; - check(strcpy(one, "abcd") == one); /* Returned value. */ - equal(one, "abcd"); /* Basic test. */ - - (void) strcpy(one, "x"); - equal(one, "x"); /* Writeover. */ - equal(one+2, "cd"); /* Wrote too much? */ - - (void) strcpy(two, "hi there"); - (void) strcpy(one, two); - equal(one, "hi there"); /* Basic test encore. */ - equal(two, "hi there"); /* Stomped on source? */ - - (void) strcpy(one, ""); - equal(one, ""); /* Boundary condition. */ - - /* strcat. */ - it = "strcat"; - (void) strcpy(one, "ijk"); - check(strcat(one, "lmn") == one); /* Returned value. */ - equal(one, "ijklmn"); /* Basic test. */ - - (void) strcpy(one, "x"); - (void) strcat(one, "yz"); - equal(one, "xyz"); /* Writeover. */ - equal(one+4, "mn"); /* Wrote too much? */ - - (void) strcpy(one, "gh"); - (void) strcpy(two, "ef"); - (void) strcat(one, two); - equal(one, "ghef"); /* Basic test encore. */ - equal(two, "ef"); /* Stomped on source? */ - - (void) strcpy(one, ""); - (void) strcat(one, ""); - equal(one, ""); /* Boundary conditions. */ - (void) strcpy(one, "ab"); - (void) strcat(one, ""); - equal(one, "ab"); - (void) strcpy(one, ""); - (void) strcat(one, "cd"); - equal(one, "cd"); - - /* strncat - first test it as strcat, with big counts, - then test the count mechanism. */ - it = "strncat"; - (void) strcpy(one, "ijk"); - check(strncat(one, "lmn", 99) == one); /* Returned value. */ - equal(one, "ijklmn"); /* Basic test. */ - - (void) strcpy(one, "x"); - (void) strncat(one, "yz", 99); - equal(one, "xyz"); /* Writeover. */ - equal(one+4, "mn"); /* Wrote too much? */ - - (void) strcpy(one, "gh"); - (void) strcpy(two, "ef"); - (void) strncat(one, two, 99); - equal(one, "ghef"); /* Basic test encore. */ - equal(two, "ef"); /* Stomped on source? */ - - (void) strcpy(one, ""); - (void) strncat(one, "", 99); - equal(one, ""); /* Boundary conditions. */ - (void) strcpy(one, "ab"); - (void) strncat(one, "", 99); - equal(one, "ab"); - (void) strcpy(one, ""); - (void) strncat(one, "cd", 99); - equal(one, "cd"); - - (void) strcpy(one, "ab"); - (void) strncat(one, "cdef", 2); - equal(one, "abcd"); /* Count-limited. */ - - (void) strncat(one, "gh", 0); - equal(one, "abcd"); /* Zero count. */ - - (void) strncat(one, "gh", 2); - equal(one, "abcdgh"); /* Count _AND length equal. */ - it = "strncmp"; - /* strncmp - first test as strcmp with big counts";*/ - check(strncmp("", "", 99) == 0); /* Trivial case. */ - check(strncmp("a", "a", 99) == 0); /* Identity. */ - check(strncmp("abc", "abc", 99) == 0); /* Multicharacter. */ - check(strncmp("abc", "abcd", 99) < 0); /* Length unequal. */ - check(strncmp("abcd", "abc",99) > 0); - check(strncmp("abcd", "abce", 99) < 0); /* Honestly unequal. */ - check(strncmp("abce", "abcd",99)>0); - check(strncmp("abce", "abcd", 3) == 0); /* Count limited. */ - check(strncmp("abce", "abc", 3) == 0); /* Count == length. */ - check(strncmp("abcd", "abce", 4) < 0); /* Nudging limit. */ - check(strncmp("abc", "def", 0) == 0); /* Zero count. */ - - /* strncpy - testing is a bit different because of odd semantics. */ - it = "strncpy"; - check(strncpy(one, "abc", 4) == one); /* Returned value. */ - equal(one, "abc"); /* Did the copy go right? */ - - (void) strcpy(one, "abcdefgh"); - (void) strncpy(one, "xyz", 2); - equal(one, "xycdefgh"); /* Copy cut by count. */ - - (void) strcpy(one, "abcdefgh"); - (void) strncpy(one, "xyz", 3); /* Copy cut just before NUL. */ - equal(one, "xyzdefgh"); - - (void) strcpy(one, "abcdefgh"); - (void) strncpy(one, "xyz", 4); /* Copy just includes NUL. */ - equal(one, "xyz"); - equal(one+4, "efgh"); /* Wrote too much? */ - - (void) strcpy(one, "abcdefgh"); - (void) strncpy(one, "xyz", 5); /* Copy includes padding. */ - equal(one, "xyz"); - equal(one+4, ""); - equal(one+5, "fgh"); - - (void) strcpy(one, "abc"); - (void) strncpy(one, "xyz", 0); /* Zero-length copy. */ - equal(one, "abc"); - - (void) strncpy(one, "", 2); /* Zero-length source. */ - equal(one, ""); - equal(one+1, ""); - equal(one+2, "c"); - - (void) strcpy(one, "hi there"); - (void) strncpy(two, one, 9); - equal(two, "hi there"); /* Just paranoia. */ - equal(one, "hi there"); /* Stomped on source? */ - - /* strlen. */ - it = "strlen"; - check(strlen("") == 0); /* Empty. */ - check(strlen("a") == 1); /* Single char. */ - check(strlen("abcd") == 4); /* Multiple chars. */ - - /* strchr. */ - it = "strchr"; - check(strchr("abcd", 'z') == NULL); /* Not found. */ - (void) strcpy(one, "abcd"); - check(strchr(one, 'c') == one+2); /* Basic test. */ - check(strchr(one, 'd') == one+3); /* End of string. */ - check(strchr(one, 'a') == one); /* Beginning. */ - check(strchr(one, '\0') == one+4); /* Finding NUL. */ - (void) strcpy(one, "ababa"); - check(strchr(one, 'b') == one+1); /* Finding first. */ - (void) strcpy(one, ""); - check(strchr(one, 'b') == NULL); /* Empty string. */ - check(strchr(one, '\0') == one); /* NUL in empty string. */ - - /* index - just like strchr. */ - it = "index"; - check(index("abcd", 'z') == NULL); /* Not found. */ - (void) strcpy(one, "abcd"); - check(index(one, 'c') == one+2); /* Basic test. */ - check(index(one, 'd') == one+3); /* End of string. */ - check(index(one, 'a') == one); /* Beginning. */ - check(index(one, '\0') == one+4); /* Finding NUL. */ - (void) strcpy(one, "ababa"); - check(index(one, 'b') == one+1); /* Finding first. */ - (void) strcpy(one, ""); - check(index(one, 'b') == NULL); /* Empty string. */ - check(index(one, '\0') == one); /* NUL in empty string. */ - - /* strrchr. */ - it = "strrchr"; - check(strrchr("abcd", 'z') == NULL); /* Not found. */ - (void) strcpy(one, "abcd"); - check(strrchr(one, 'c') == one+2); /* Basic test. */ - check(strrchr(one, 'd') == one+3); /* End of string. */ - check(strrchr(one, 'a') == one); /* Beginning. */ - check(strrchr(one, '\0') == one+4); /* Finding NUL. */ - (void) strcpy(one, "ababa"); - check(strrchr(one, 'b') == one+3); /* Finding last. */ - (void) strcpy(one, ""); - check(strrchr(one, 'b') == NULL); /* Empty string. */ - check(strrchr(one, '\0') == one); /* NUL in empty string. */ - - /* rindex - just like strrchr. */ - it = "rindex"; - check(rindex("abcd", 'z') == NULL); /* Not found. */ - (void) strcpy(one, "abcd"); - check(rindex(one, 'c') == one+2); /* Basic test. */ - check(rindex(one, 'd') == one+3); /* End of string. */ - check(rindex(one, 'a') == one); /* Beginning. */ - check(rindex(one, '\0') == one+4); /* Finding NUL. */ - (void) strcpy(one, "ababa"); - check(rindex(one, 'b') == one+3); /* Finding last. */ - (void) strcpy(one, ""); - check(rindex(one, 'b') == NULL); /* Empty string. */ - check(rindex(one, '\0') == one); /* NUL in empty string. */ - - /* strpbrk - somewhat like strchr. */ - it = "strpbrk"; - check(strpbrk("abcd", "z") == NULL); /* Not found. */ - (void) strcpy(one, "abcd"); - check(strpbrk(one, "c") == one+2); /* Basic test. */ - check(strpbrk(one, "d") == one+3); /* End of string. */ - check(strpbrk(one, "a") == one); /* Beginning. */ - check(strpbrk(one, "") == NULL); /* Empty search list. */ - check(strpbrk(one, "cb") == one+1); /* Multiple search. */ - (void) strcpy(one, "abcabdea"); - check(strpbrk(one, "b") == one+1); /* Finding first. */ - check(strpbrk(one, "cb") == one+1); /* With multiple search. */ - check(strpbrk(one, "db") == one+1); /* Another variant. */ - (void) strcpy(one, ""); - check(strpbrk(one, "bc") == NULL); /* Empty string. */ - check(strpbrk(one, "") == NULL); /* Both strings empty. */ - - /* strstr - somewhat like strchr. */ - it = "strstr"; - check(strstr("z", "abcd") == NULL); /* Not found. */ - check(strstr("abx", "abcd") == NULL); /* Dead end. */ - (void) strcpy(one, "abcd"); - check(strstr(one,"c") == one+2); /* Basic test. */ - check(strstr(one, "bc") == one+1); /* Multichar. */ - check(strstr(one,"d") == one+3); /* End of string. */ - check(strstr(one,"cd") == one+2); /* Tail of string. */ - check(strstr(one,"abc") == one); /* Beginning. */ - check(strstr(one,"abcd") == one); /* Exact match. */ - check(strstr(one,"de") == NULL); /* Past end. */ - check(strstr(one,"") == one); /* Finding empty. */ - (void) strcpy(one, "ababa"); - check(strstr(one,"ba") == one+1); /* Finding first. */ - (void) strcpy(one, ""); - check(strstr(one, "b") == NULL); /* Empty string. */ - check(strstr(one,"") == one); /* Empty in empty string. */ - (void) strcpy(one, "bcbca"); - check(strstr(one,"bca") == one+2); /* False start. */ - (void) strcpy(one, "bbbcabbca"); - check(strstr(one,"bbca") == one+1); /* With overlap. */ - - /* strspn. */ - it = "strspn"; - check(strspn("abcba", "abc") == 5); /* Whole string. */ - check(strspn("abcba", "ab") == 2); /* Partial. */ - check(strspn("abc", "qx") == 0); /* None. */ - check(strspn("", "ab") == 0); /* Null string. */ - check(strspn("abc", "") == 0); /* Null search list. */ - - /* strcspn. */ - it = "strcspn"; - check(strcspn("abcba", "qx") == 5); /* Whole string. */ - check(strcspn("abcba", "cx") == 2); /* Partial. */ - check(strcspn("abc", "abc") == 0); /* None. */ - check(strcspn("", "ab") == 0); /* Null string. */ - check(strcspn("abc", "") == 3); /* Null search list. */ - - /* strtok - the hard one. */ - it = "strtok"; - (void) strcpy(one, "first, second, third"); - equal(strtok(one, ", "), "first"); /* Basic test. */ - equal(one, "first"); - equal(strtok((char *)NULL, ", "), "second"); - equal(strtok((char *)NULL, ", "), "third"); - check(strtok((char *)NULL, ", ") == NULL); - (void) strcpy(one, ", first, "); - equal(strtok(one, ", "), "first"); /* Extra delims, 1 tok. */ - check(strtok((char *)NULL, ", ") == NULL); - (void) strcpy(one, "1a, 1b; 2a, 2b"); - equal(strtok(one, ", "), "1a"); /* Changing delim lists. */ - equal(strtok((char *)NULL, "; "), "1b"); - equal(strtok((char *)NULL, ", "), "2a"); - (void) strcpy(two, "x-y"); - equal(strtok(two, "-"), "x"); /* New string before done. */ - equal(strtok((char *)NULL, "-"), "y"); - check(strtok((char *)NULL, "-") == NULL); - (void) strcpy(one, "a,b, c,, ,d"); - equal(strtok(one, ", "), "a"); /* Different separators. */ - equal(strtok((char *)NULL, ", "), "b"); - equal(strtok((char *)NULL, " ,"), "c"); /* Permute list too. */ - equal(strtok((char *)NULL, " ,"), "d"); - check(strtok((char *)NULL, ", ") == NULL); - check(strtok((char *)NULL, ", ") == NULL); /* Persistence. */ - (void) strcpy(one, ", "); - check(strtok(one, ", ") == NULL); /* No tokens. */ - (void) strcpy(one, ""); - check(strtok(one, ", ") == NULL); /* Empty string. */ - (void) strcpy(one, "abc"); - equal(strtok(one, ", "), "abc"); /* No delimiters. */ - check(strtok((char *)NULL, ", ") == NULL); - (void) strcpy(one, "abc"); - equal(strtok(one, ""), "abc"); /* Empty delimiter list. */ - check(strtok((char *)NULL, "") == NULL); - (void) strcpy(one, "abcdefgh"); - (void) strcpy(one, "a,b,c"); - equal(strtok(one, ","), "a"); /* Basics again... */ - equal(strtok((char *)NULL, ","), "b"); - equal(strtok((char *)NULL, ","), "c"); - check(strtok((char *)NULL, ",") == NULL); - equal(one+6, "gh"); /* Stomped past end? */ - equal(one, "a"); /* Stomped old tokens? */ - equal(one+2, "b"); - equal(one+4, "c"); - - /* memcmp. */ - it = "memcmp"; - check(memcmp("a", "a", 1) == 0); /* Identity. */ - check(memcmp("abc", "abc", 3) == 0); /* Multicharacter. */ - check(memcmp("abcd", "abce", 4) < 0); /* Honestly unequal. */ - check(memcmp("abce", "abcd",4)); - check(memcmp("alph", "beta", 4) < 0); - check(memcmp("abce", "abcd", 3) == 0); /* Count limited. */ - check(memcmp("abc", "def", 0) == 0); /* Zero count. */ - - /* memcmp should test strings as unsigned */ - one[0] = 0xfe; - two[0] = 0x03; - check(memcmp(one, two,1) > 0); - - - /* memchr. */ - it = "memchr"; - check(memchr("abcd", 'z', 4) == NULL); /* Not found. */ - (void) strcpy(one, "abcd"); - check(memchr(one, 'c', 4) == one+2); /* Basic test. */ - check(memchr(one, 'd', 4) == one+3); /* End of string. */ - check(memchr(one, 'a', 4) == one); /* Beginning. */ - check(memchr(one, '\0', 5) == one+4); /* Finding NUL. */ - (void) strcpy(one, "ababa"); - check(memchr(one, 'b', 5) == one+1); /* Finding first. */ - check(memchr(one, 'b', 0) == NULL); /* Zero count. */ - check(memchr(one, 'a', 1) == one); /* Singleton case. */ - (void) strcpy(one, "a\203b"); - check(memchr(one, 0203, 3) == one+1); /* Unsignedness. */ - - /* memcpy - need not work for overlap. */ - it = "memcpy"; - check(memcpy(one, "abc", 4) == one); /* Returned value. */ - equal(one, "abc"); /* Did the copy go right? */ - - (void) strcpy(one, "abcdefgh"); - (void) memcpy(one+1, "xyz", 2); - equal(one, "axydefgh"); /* Basic test. */ - - (void) strcpy(one, "abc"); - (void) memcpy(one, "xyz", 0); - equal(one, "abc"); /* Zero-length copy. */ - - (void) strcpy(one, "hi there"); - (void) strcpy(two, "foo"); - (void) memcpy(two, one, 9); - equal(two, "hi there"); /* Just paranoia. */ - equal(one, "hi there"); /* Stomped on source? */ -#if 0 - /* memmove - must work on overlap. */ - it = "memmove"; - check(memmove(one, "abc", 4) == one); /* Returned value. */ - equal(one, "abc"); /* Did the copy go right? */ - - (void) strcpy(one, "abcdefgh"); - (void) memmove(one+1, "xyz", 2); - equal(one, "axydefgh"); /* Basic test. */ - - (void) strcpy(one, "abc"); - (void) memmove(one, "xyz", 0); - equal(one, "abc"); /* Zero-length copy. */ - - (void) strcpy(one, "hi there"); - (void) strcpy(two, "foo"); - (void) memmove(two, one, 9); - equal(two, "hi there"); /* Just paranoia. */ - equal(one, "hi there"); /* Stomped on source? */ - - (void) strcpy(one, "abcdefgh"); - (void) memmove(one+1, one, 9); - equal(one, "aabcdefgh"); /* Overlap, right-to-left. */ - - (void) strcpy(one, "abcdefgh"); - (void) memmove(one+1, one+2, 7); - equal(one, "acdefgh"); /* Overlap, left-to-right. */ - - (void) strcpy(one, "abcdefgh"); - (void) memmove(one, one, 9); - equal(one, "abcdefgh"); /* 100% overlap. */ -#endif -#if 0 - /* memccpy - first test like memcpy, then the search part - The SVID, the only place where memccpy is mentioned, says - overlap might fail, so we don't try it. Besides, it's hard - to see the rationale for a non-left-to-right memccpy. */ - it = "memccpy"; - check(memccpy(one, "abc", 'q', 4) == NULL); /* Returned value. */ - equal(one, "abc"); /* Did the copy go right? */ - - (void) strcpy(one, "abcdefgh"); - (void) memccpy(one+1, "xyz", 'q', 2); - equal(one, "axydefgh"); /* Basic test. */ - - (void) strcpy(one, "abc"); - (void) memccpy(one, "xyz", 'q', 0); - equal(one, "abc"); /* Zero-length copy. */ - - (void) strcpy(one, "hi there"); - (void) strcpy(two, "foo"); - (void) memccpy(two, one, 'q', 9); - equal(two, "hi there"); /* Just paranoia. */ - equal(one, "hi there"); /* Stomped on source? */ - - (void) strcpy(one, "abcdefgh"); - (void) strcpy(two, "horsefeathers"); - check(memccpy(two, one, 'f', 9) == two+6); /* Returned value. */ - equal(one, "abcdefgh"); /* Source intact? */ - equal(two, "abcdefeathers"); /* Copy correct? */ - - (void) strcpy(one, "abcd"); - (void) strcpy(two, "bumblebee"); - check(memccpy(two, one, 'a', 4) == two+1); /* First char. */ - equal(two, "aumblebee"); - check(memccpy(two, one, 'd', 4) == two+4); /* Last char. */ - equal(two, "abcdlebee"); - (void) strcpy(one, "xyz"); - check(memccpy(two, one, 'x', 1) == two+1); /* Singleton. */ - equal(two, "xbcdlebee"); -#endif - /* memset. */ - it = "memset"; - (void) strcpy(one, "abcdefgh"); - check(memset(one+1, 'x', 3) == one+1); /* Return value. */ - equal(one, "axxxefgh"); /* Basic test. */ - - (void) memset(one+2, 'y', 0); - equal(one, "axxxefgh"); /* Zero-length set. */ - - (void) memset(one+5, 0, 1); - equal(one, "axxxe"); /* Zero fill. */ - equal(one+6, "gh"); /* _AND the leftover. */ - - (void) memset(one+2, 010045, 1); - equal(one, "ax\045xe"); /* Unsigned char convert. */ - - /* bcopy - much like memcpy. - Berklix manual is silent about overlap, so don't test it. */ - it = "bcopy"; - (void) bcopy("abc", one, 4); - equal(one, "abc"); /* Simple copy. */ - - (void) strcpy(one, "abcdefgh"); - (void) bcopy("xyz", one+1, 2); - equal(one, "axydefgh"); /* Basic test. */ - - (void) strcpy(one, "abc"); - (void) bcopy("xyz", one, 0); - equal(one, "abc"); /* Zero-length copy. */ - - (void) strcpy(one, "hi there"); - (void) strcpy(two, "foo"); - (void) bcopy(one, two, 9); - equal(two, "hi there"); /* Just paranoia. */ - equal(one, "hi there"); /* Stomped on source? */ - - /* bzero. */ - it = "bzero"; - (void) strcpy(one, "abcdef"); - bzero(one+2, 2); - equal(one, "ab"); /* Basic test. */ - equal(one+3, ""); - equal(one+4, "ef"); - - (void) strcpy(one, "abcdef"); - bzero(one+2, 0); - equal(one, "abcdef"); /* Zero-length copy. */ - - /* bcmp - somewhat like memcmp. */ - it = "bcmp"; - check(bcmp("a", "a", 1) == 0); /* Identity. */ - check(bcmp("abc", "abc", 3) == 0); /* Multicharacter. */ - check(bcmp("abcd", "abce", 4) != 0); /* Honestly unequal. */ - check(bcmp("abce", "abcd",4)); - check(bcmp("alph", "beta", 4) != 0); - check(bcmp("abce", "abcd", 3) == 0); /* Count limited. */ - check(bcmp("abc", "def", 0) == 0); /* Zero count. */ - -#if 0 /* strerror - VERY system-dependent. */ -{ - extern CONST unsigned int _sys_nerr; - extern CONST char *CONST _sys_errlist[]; - int f; - it = "strerror"; - f = open("/", O_WRONLY); /* Should always fail. */ - check(f < 0 && errno > 0 && errno < _sys_nerr); - equal(strerror(errno), _sys_errlist[errno]); -} -#endif -} - |