code: package com.beijunyi.parallelgit.utils;
  
  import java.io.IOException;
  
  import com.beijunyi.parallelgit.AbstractParallelGitTest;
  import org.eclipse.jgit.lib.PersonIdent;
  import org.junit.Before;
  import org.junit.Test;
  
  import static com.beijunyi.parallelgit.utils.RepositoryUtils.*;
  import static org.junit.Assert.*;
  
  public class RepositoryUtilsConfigTest extends AbstractParallelGitTest {
  
    @Before
    public void setUp() throws IOException {
      initFileRepository(true);
    }
  
    @Test
    public void setDefaultCommitter_newPersonIdentInstanceShouldHaveTheSpecifiedUserNameAndEmail() throws IOException {
      String name = "test_user";
      String email = "test@user.com";
      RepositoryUtils.setDefaultCommitter(name, email, repo);
      PersonIdent actual = new PersonIdent(repo);
      assertEquals(name, actual.getName());
      assertEquals(email, actual.getEmailAddress());
    }
  
    @Test
    public void setRefLogEnabledToTrue_RefLogShouldBeEnabled() throws IOException {
      setRefLogEnabled(true, repo);
      assertTrue(isRefLogEnabled(repo));
    }
  
    @Test
    public void setRefLogEnabledToFalse_RefLogShouldBeDisabled() throws IOException {
      setRefLogEnabled(false, repo);
      assertFalse(isRefLogEnabled(repo));
    }
  
  
  }
  