@Test
void equals()
{

    assertEquals(new DefaultExtensionAuthor("name", "url"), new DefaultExtensionAuthor("name", "url"));
    assertNotEquals(new DefaultExtensionAuthor("name", "url"), new DefaultExtensionAuthor("name2", "url"));
    assertNotEquals(new DefaultExtensionAuthor("name", "url"), new DefaultExtensionAuthor("name", "url2"));
}