cc65/test/val/lib_common_strchr.c

43 lines
966 B
C

#include <string.h>
#include "unittest.h"
/* Test string. Must NOT have duplicate characters! */
static char S[] = "Helo wrd!\n";
static char Found[256];
TEST
{
unsigned Len;
unsigned I;
char* P;
/* Get the length of the string */
Len = strlen (S);
/* Search for all characters in the string, including the terminator */
for (I = 0; I < Len+1; ++I)
{
/* Search for this char */
P = strchr (S, S[I]);
/* Check if we found it */
ASSERT_IsFalse(P == 0 || (P - S) != I, "For code 0x%02X, offset %u!\nP = %04X offset = %04X\n" COMMA S[I] COMMA I COMMA P COMMA P-S);
/* Mark the char as checked */
Found[S[I]] = 1;
}
/* Search for all other characters and make sure they aren't found */
for (I = 0; I < 256; ++I)
{
if (Found[I] == 0)
{
ASSERT_IsFalse(strchr (S, (char)I), "Failed for code 0x%02X\n" COMMA I);
}
}
}
ENDTEST