02-usart/tests/test_lib.c


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#include "test_harness.h"
#include "lib.h"

TEST(lib, hexify)
{
  char buf[10];

  hexify(0xaaaaaaaa, buf);
  ASSERT_EQ_STR(buf, "AAAAAAAA");

  hexify(0xdddddddd, buf);
  ASSERT_EQ_STR(buf, "DDDDDDDD");

  hexify(0x02468ace, buf);
  ASSERT_EQ_STR(buf, "02468ACE");

  hexify(0xdeadbeef, buf);
  ASSERT_EQ_STR(buf, "DEADBEEF");
}