#include "t.h"

#include "rd.h"

int t_rd(void) {
    uint8_t one[] = {0x3f};
    uint8_t two[] = {0x41, 0x12};
    uint8_t three[] = {0x82, 0x34, 0x12};
    uint8_t four[] = {0xc3, 0x56, 0x34, 0x12};
    tobi_rd r;
    size_t len = 0;
    size_t enc = 0;
    tobi_rd_init(&r, one, sizeof(one), 0);
    T_CHECK(tobi_rd_pkg_len(&r, &len, &enc) && len == 0x3f && enc == 1);
    tobi_rd_init(&r, two, sizeof(two), 0);
    T_CHECK(tobi_rd_pkg_len(&r, &len, &enc) && len == 0x121 && enc == 2);
    tobi_rd_init(&r, three, sizeof(three), 0);
    T_CHECK(tobi_rd_pkg_len(&r, &len, &enc) && len == 0x12342 && enc == 3);
    tobi_rd_init(&r, four, sizeof(four), 0);
    T_CHECK(tobi_rd_pkg_len(&r, &len, &enc) && len == 0x1234563 && enc == 4);
    uint8_t trunc[] = {0x80};
    tobi_rd_init(&r, trunc, sizeof(trunc), 0);
    T_CHECK(!tobi_rd_pkg_len(&r, &len, &enc));
    T_CHECK(r.pos == 0);
    uint8_t b[] = {1, 2, 3};
    uint32_t v = 0;
    tobi_rd_init(&r, b, sizeof(b), 0);
    T_CHECK(!tobi_rd_u32(&r, &v));
    T_CHECK(r.pos == 0);
    uint8_t x = 0;
    T_CHECK(tobi_rd_u8(&r, &x) && x == 1);
    T_CHECK(!tobi_rd_skip(&r, 99));
    T_CHECK(r.pos == 1);
    return 0;
}