}

        @Override
        protected String doBackward(Long object) {
          return String.valueOf(object);
        }

        @Override
        public String toString() {
          return "string2long";
        }
      };

  private static final Long LONG_VAL = 12345L;
  private static final String STR_VAL = "12345";

    assertSame(m1, m1.precomputed());
    assertEquals(m1.toString(), m1.precomputed().toString());

    CharMatcher m2 = anyOf("Az");
    assertSame(m2, m2.precomputed());
    assertEquals(m2.toString(), m2.precomputed().toString());

    CharMatcher m3 = inRange('A', 'Z');
    assertSame(m3, m3.precomputed());
    assertEquals(m3.toString(), m3.precomputed().toString());

            }

            return metadata != null && metadata.toString().equals(node2.metadata.toString());
        } else {
            return super.equals(obj);
        }
    }

    @Override
    public int hashCode() {
        if (metadata == null) {
            return super.hashCode();
        }

        return metadata.toString().hashCode();
    }

    }

    public void test_toString() {
        // Test toString method
        String errorMessage = "ToString test error";
        ParseException parseException = new ParseException(errorMessage);
        QueryParseException queryParseException = new QueryParseException(parseException);

        String toStringResult = queryParseException.toString();
        assertNotNull(toStringResult);

        } catch (NoSuchMethodException e) {
            fail("close method should exist");
        }
    }

    // Test toString method
    public void test_toString() {
        // Test that toString returns a non-null value
        String result = crawlerEngineClient.toString();
        assertNotNull(result);
    }

    // Test hashCode method
    public void test_hashCode() {

        this.proto = proto;
        this.server = server;
    }

    void setOption(final String key, final Object val) throws DcerpcException {
        if (key.equals("endpoint")) {
            endpoint = val.toString();
            final String lep = endpoint.toLowerCase();
            if (lep.startsWith("\\pipe\\")) {
                final String iface = (String) INTERFACES.get(lep.substring(6));
                if (iface != null) {

            }
        }
        lastName = numEntries == 0 ? null : e.name;

        return bufferIndex - start;
    }

    @Override
    public String toString() {
        return ("NetServerEnum2Response[" + super.toString() + ",status=" + status + ",converter=" + converter + ",entriesReturned="
                + numEntries + ",totalAvailableEntries=" + totalAvailableEntries + ",lastName=" + lastName + "]");
    }

    }

    @Test
    @DisplayName("toString shows basic info when not established")
    void toString_notEstablished() throws Exception {
        when(gssContext.isEstablished()).thenReturn(false);
        String s = ctx.toString();
        assertTrue(s.startsWith("KERB5["));
        assertTrue(s.contains("src=null"));
    }

    @Test
    @DisplayName("toString shows names and mech when established")

    }

    public void test_toString() {
        // Test toString method
        StopwordsItem item = new StopwordsItem(123, "word");
        assertEquals("StopwordsItem [id=123, inputs=word, newInputs=null]", item.toString());

        item.setNewInput("updated");
        assertEquals("StopwordsItem [id=123, inputs=word, newInputs=updated]", item.toString());

        item.setNewInput("");

                artifact.toString());
    }

    @Test
    void testToStringNullGroupId() {
        artifact.setGroupId(null);
        assertEquals(artifactId + ":" + type + ":" + classifier + ":" + version + ":" + scope, artifact.toString());
    }

    @Test
    void testToStringNullClassifier() {