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/* See LICENSE file for copyright and license details. */
#include "common.h"
#ifndef TEST
extern inline void librecrypt_concat_memmove_(struct concat_state *state, const char *text, size_t len);
#else
int
main(void)
{
char buf[5];
struct concat_state state = {buf, sizeof(buf), 0u};
SET_UP_ALARM();
INIT_RESOURCE_TEST();
memset(buf, 'x', sizeof(buf));
librecrypt_concat_memmove_(&state, "abcdef", 6u);
assert(!memcmp(buf, "abcd\0", sizeof(buf)));
assert(state.buf == &buf[4u]);
assert(state.size == 1u);
assert(state.len == 6u);
librecrypt_concat_memmove_(&state, "z", 1u);
assert(!memcmp(buf, "abcd\0", sizeof(buf)));
assert(state.len == 7u);
state = (struct concat_state){NULL, 0u, 0u};
librecrypt_concat_memmove_(&state, "abc", 3u);
assert(state.len == 3u);
buf[0u] = 'a';
buf[1u] = 'b';
buf[2u] = 'c';
buf[3u] = 'd';
buf[4u] = 'e';
state = (struct concat_state){buf, 5u, 0u};
librecrypt_concat_memmove_(&state, buf, 4u);
assert(!memcmp(buf, "abcd", 5u));
assert(state.len == 4u);
buf[0u] = 'a';
buf[1u] = 'b';
buf[2u] = 'c';
buf[3u] = 'd';
buf[4u] = 'e';
state = (struct concat_state){buf, 5u, 0u};
librecrypt_concat_memmove_(&state, &buf[1u], 3u);
fprintf(stderr, "[[%s]]\n", buf);
assert(!memcmp(buf, "bcd", 3u));
assert(state.len == 3u);
STOP_RESOURCE_TEST();
return 0;
}
#endif
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