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#include "clar_libgit2.h"
#include "varint.h"
void test_encoding__decode(void)
{
const unsigned char *buf = (unsigned char *)"AB";
size_t size;
cl_assert(git_decode_varint(buf, &size) == 65);
cl_assert(size == 1);
buf = (unsigned char *)"\xfe\xdc\xbaXY";
cl_assert(git_decode_varint(buf, &size) == 267869656);
cl_assert(size == 4);
buf = (unsigned char *)"\xaa\xaa\xfe\xdc\xbaXY";
cl_assert(git_decode_varint(buf, &size) == UINT64_C(1489279344088));
cl_assert(size == 6);
buf = (unsigned char *)"\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xfe\xdc\xbaXY";
cl_assert(git_decode_varint(buf, &size) == 0);
cl_assert(size == 0);
}
void test_encoding__encode(void)
{
unsigned char buf[100];
cl_assert(git_encode_varint(buf, 100, 65) == 1);
cl_assert(buf[0] == 'A');
cl_assert(git_encode_varint(buf, 1, 1) == 1);
cl_assert(!memcmp(buf, "\x01", 1));
cl_assert(git_encode_varint(buf, 100, 267869656) == 4);
cl_assert(!memcmp(buf, "\xfe\xdc\xbaX", 4));
cl_assert(git_encode_varint(buf, 100, UINT64_C(1489279344088)) == 6);
cl_assert(!memcmp(buf, "\xaa\xaa\xfe\xdc\xbaX", 6));
cl_assert(git_encode_varint(buf, 1, UINT64_C(1489279344088)) == -1);
}
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