thodg/libgit2/tests/util/encoding.c

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• Hash : e6d93612
  Author :
  Date : 2021-11-16T23:59:43
  

  refactor: move utility tests into util

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• tests/util/encoding.c

• #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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