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#include <u.h>
#include <libc.h>
void
chars(void)
{
char *z = "";
char *v = "foo bar ss";
char *e;
e = strchr(z, 0);
assert(e == z);
e = strchr(z, 'z');
assert(e == nil);
e = strchr(v, L'z');
assert(e == nil);
e = strchr(v, L'a');
assert(e == v+5);
e = strchr(v, 0);
assert(e == v+10);
}
void
runes(void)
{
Rune *z = L"";
Rune *c = L"foo βαρ ß";
Rune *e;
e = runestrchr(z, 0);
assert(e == z);
e = runestrchr(z, L'z');
assert(e == nil);
e = runestrchr(c, L'z');
assert(e == nil);
e = runestrchr(c, L'α');
assert(e == c+5);
e = runestrchr(c, 0);
assert(e == c+9);
}
void
main(void)
{
chars();
runes();
exits(nil);
}
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