@Test
public void testAcceptShouldReturnFalseWhenFileNameDoesNotMatchWithRegExp() {

    //GIVEN
    String example = "20130701132107.0025red.txt";
    given(file.isFile()).willReturn(true);
    given(file.getName()).willReturn(example);
    //WHEN
    boolean result = underTest.accept(file);
    //THEN
    assertFalse(result);
}