return "[]";
    }
    StringBuilder builder = new StringBuilder(length() * 5); // rough estimate is fine
    builder.append('[').append(array[start]);

    for (int i = start + 1; i < end; i++) {
      builder.append(", ").append(array[i]);
    }
    builder.append(']');
    return builder.toString();
  }

  /**

        assertNotNull(result);
        assertTrue(result instanceof DefaultQueryBuilder);

        // Verify query was processed
        // Note: Field logging behavior depends on implementation
    }

    public void test_convertPhraseQuery_singleTerm_defaultField_dismax() {
        // Test with single term in default field with boost > 1

g=!!a.formUtils.getValue(f),h=!d||e&&e!==d;h&&!g&&a.formUtils.dialogs.removeInputStylingAndMessage(f,c)})};b.find("[data-validation-depends-on]").off("beforeValidation",d).on("beforeValidation",d).each(function(){var c=a(this);b.find('[name="'+c.valAttr("depends-on")+'"]').each(function(){a(this).off("change",f).on("change",f).valAttr("depending-value",c.valAttr("depends-on-value")),this.dependingInputs=this.dependingInputs||[],this.dependingInputs.push(c)})})},c=function(b,c){var d=function(){var ...

      TestCharSource okSource = new TestCharSource(STRING);
      assertThrows(IOException.class, () -> okSource.copyTo(new TestCharSink(option)));
      // ensure reader was closed IF it was opened (depends on implementation whether or not it's
      // opened at all if sink.newWriter() throws).
      assertTrue(
          "stream not closed when copying to sink with option: " + option,

   */
  @Override
  public final String toString() {
    byte[] bytes = getBytesInternal();
    StringBuilder sb = new StringBuilder(2 * bytes.length);
    for (byte b : bytes) {
      sb.append(hexDigits[(b >> 4) & 0xf]).append(hexDigits[b & 0xf]);
    }
    return sb.toString();
  }

  private static final char[] hexDigits = "0123456789abcdef".toCharArray();

      TestCharSource okSource = new TestCharSource(STRING);
      assertThrows(IOException.class, () -> okSource.copyTo(new TestCharSink(option)));
      // ensure reader was closed IF it was opened (depends on implementation whether or not it's
      // opened at all if sink.newWriter() throws).
      assertTrue(
          "stream not closed when copying to sink with option: " + option,

      // The names are repetitive so re-use the same builder to avoid allocations.
      val fileBuilder = StringBuilder(key).append('.')
      val truncateTo = fileBuilder.length
      for (i in 0 until valueCount) {
        fileBuilder.append(i)
        cleanFiles += directory / fileBuilder.toString()
        fileBuilder.append(".tmp")
        dirtyFiles += directory / fileBuilder.toString()
        fileBuilder.setLength(truncateTo)

        json.append("{");
        json.append("\"timestamp\":\"").append(escapeJson(entry.timestamp.toString())).append("\",");
        json.append("\"eventType\":\"").append(entry.eventType.name()).append("\",");
        json.append("\"severity\":\"").append(entry.severity.name()).append("\",");
        json.append("\"message\":\"").append(escapeJson(entry.message)).append("\"");

        if (!entry.context.isEmpty()) {

        // When
        int bytesWritten = trans2GetDfsReferral.writeParametersWireFormat(dst, dstIndex);

        // Then
        assertTrue(bytesWritten > 0);
        // The actual encoding depends on DfsReferralRequestBuffer implementation
    }

    @Test
    @DisplayName("writeParametersWireFormat with mock request buffer")
    void testWriteParametersWireFormatWithMock() throws Exception {
        // Given

        StringBuilder sb = new StringBuilder();
        sb.append(dm).append(createdBy);
        sb.append(dm).append(createdTime);
        sb.append(dm).append(suggestWord);
        sb.append(dm).append(targetLabel);
        sb.append(dm).append(targetRole);
        sb.append(dm).append(updatedBy);
        sb.append(dm).append(updatedTime);
        if (sb.length() > dm.length()) {