#include "message_digest_helper.h"

#include <cppunit/extensions/HelperMacros.h>

#include "util.h"
#include "DefaultDiskWriter.h"
#include "MessageDigest.h"

namespace aria2 {

class MessageDigestHelperTest:public CppUnit::TestFixture {

  CPPUNIT_TEST_SUITE(MessageDigestHelperTest);
  CPPUNIT_TEST(testDigestDiskWriter);
  CPPUNIT_TEST_SUITE_END();
private:

public:
  void setUp() {
  }

  void testDigestDiskWriter();
};


CPPUNIT_TEST_SUITE_REGISTRATION( MessageDigestHelperTest );

void MessageDigestHelperTest::testDigestDiskWriter() {
  auto diskio = std::make_shared<DefaultDiskWriter>
    (A2_TEST_DIR"/4096chunk.txt");
  diskio->enableReadOnly();
  diskio->openExistingFile();
  CPPUNIT_ASSERT_EQUAL(std::string("608cabc0f2fa18c260cafd974516865c772363d5"),
                       util::toHex(message_digest::digest
                                   (MessageDigest::sha1().get(),
                                    diskio, 0, 4096)));

  CPPUNIT_ASSERT_EQUAL(std::string("7a4a9ae537ebbbb826b1060e704490ad0f365ead"),
                       util::toHex(message_digest::digest
                                   (MessageDigest::sha1().get(),
                                    diskio, 5, 100)));
}

} // namespace aria2