@Test
public void testOAuthJwtAccessTokenException() {

    OAuthJwtAccessTokenException ex;
    ex = new OAuthJwtAccessTokenException();
    assertNotNull(ex);
    ex = new OAuthJwtAccessTokenException("err msg");
    assertEquals(ex.getMessage(), "err msg");
    Throwable t = new Throwable();
    ex = new OAuthJwtAccessTokenException(t);
    assertSame(ex.getCause(), t);
}