X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstring%2Fstrncat.c;h=eb059b28339e46119f1b4b9fd9ed1552d90b0307;hb=12e17136786afb1775c9dc946cbe41f5e230c24a;hp=b33fb7cf39b1f2665816bcbe36929c458aa12405;hpb=2d7dabdc5e2d6cff488f45c7e917abe1f7e1559a;p=pdclib.old diff --git a/functions/string/strncat.c b/functions/string/strncat.c index b33fb7c..eb059b2 100644 --- a/functions/string/strncat.c +++ b/functions/string/strncat.c @@ -10,6 +10,8 @@ #include +#ifndef REGTEST + char * strncat( char * _PDCLIB_restrict s1, const char * _PDCLIB_restrict s2, size_t n ) { char * rc = s1; @@ -28,4 +30,33 @@ char * strncat( char * _PDCLIB_restrict s1, const char * _PDCLIB_restrict s2, si return rc; } -#warning Test driver missing. +#endif + +#ifdef TEST +#include <_PDCLIB_test.h> + +int main( void ) +{ + char s[] = "xx\0xxxxxx"; + TESTCASE( strncat( s, abcde, 10 ) == s ); + TESTCASE( s[2] == 'a' ); + TESTCASE( s[6] == 'e' ); + TESTCASE( s[7] == '\0' ); + TESTCASE( s[8] == 'x' ); + s[0] = '\0'; + TESTCASE( strncat( s, abcdx, 10 ) == s ); + TESTCASE( s[4] == 'x' ); + TESTCASE( s[5] == '\0' ); + TESTCASE( strncat( s, "\0", 10 ) == s ); + TESTCASE( s[5] == '\0' ); + TESTCASE( s[6] == 'e' ); + TESTCASE( strncat( s, abcde, 0 ) == s ); + TESTCASE( s[5] == '\0' ); + TESTCASE( s[6] == 'e' ); + TESTCASE( strncat( s, abcde, 3 ) == s ); + TESTCASE( s[5] == 'a' ); + TESTCASE( s[7] == 'c' ); + TESTCASE( s[8] == '\0' ); + return TEST_RESULTS; +} +#endif