assertThat(converter.convert("0666")).isEqualTo(438L);
  }

  public void testStringConverter_convertError() {
    assertThrows(NumberFormatException.class, () -> Longs.stringConverter().convert("notanumber"));
  }

  public void testStringConverter_nullConversions() {
    assertThat(Longs.stringConverter().convert(null)).isNull();
    assertThat(Longs.stringConverter().reverse().convert(null)).isNull();
  }

    }

    @Test
    public void test_getValue_nonNumericString() {
        final DocBoostMatcher docBoostMatcher = new DocBoostMatcher();
        docBoostMatcher.setBoostExpression("'not_a_number'");
        docBoostMatcher.setMatchExpression("true");

        final Map<String, Object> map = new HashMap<String, Object>();
        map.put("data1", 1);
        assertEquals(0.0f, docBoostMatcher.getValue(map));

        assertEquals(123L, coordinatorHelper.getLongValue(map, "time"));
    }

    @Test
    public void test_getLongValue_notNumber() {
        final Map<String, Object> map = Map.of("time", "not_a_number");
        assertEquals(0L, coordinatorHelper.getLongValue(map, "time"));
    }

    @Test
    public void test_getLongValue_missing() {
        final Map<String, Object> map = Map.of("key", "value");