@Override
    public String filterCharacters(String input) {
        return input;
    }
@Test
    void testFilterCharacters() throws Exception {
        assertThat(reporter.filterCharacters("")).isEqualTo("");
        assertThat(reporter.filterCharacters("abc")).isEqualTo("abc");
        assertThat(reporter.filterCharacters("a:b$%^::")).isEqualTo("a:b$%^::");
    }