Changed-lines coverage:
  PR changed C/C++ lines covered by tests: 75.00% (30/40)

Uncovered changed code (with context):

================================================================================
src/Processors/Formats/Impl/Parquet/Prefetcher.cpp
================================================================================

--- uncovered block 218-218 ---
      216 |                 /// underflow and let a subrange past the end of the range through.
      217 |                 if (start < range.start || start > range.end || length > range.end - start)
>>    218 |                     throw Exception(ErrorCodes::INCORRECT_DATA, "Subrange out of bounds: [{}, {}) not in [{}, {})", start, start + length, range.start, range.end);
      219 |                 subrange_start = std::min(subrange_start, start);
      220 |                 subrange_end = std::max(subrange_end, start + length);

--- uncovered block 271-271 ---
      269 |     for (const auto & [start, length] : subranges)
      270 |         if (start < task->offset || start > task_end || length > task_end - start)
>>    271 |             throw Exception(ErrorCodes::INCORRECT_DATA, "Subrange out of bounds: [{}, {}) not in read task [{}, {})", start, start + length, task->offset, task_end);
      272 | 
      273 |     task->refcount.fetch_add(subranges.size());

--- uncovered block 464-464 ---
      462 |     }
      463 |     if (s == Task::State::Exception)
>>    464 |         rethrowException(task);
      465 |     chassert(s == Task::State::Done);
      466 | 

--- uncovered block 471-471 ---
      469 |     if (req->task_offset > task->length || req->length > task->length - req->task_offset)
      470 |         throw Exception(ErrorCodes::LOGICAL_ERROR, "Prefetched range [{}, {}) is outside its read task [{}, {})",
>>    471 |             task->offset + req->task_offset, task->offset + req->task_offset + req->length, task->offset, task->offset + task->length);
      472 | 
      473 |     if (task->cached_region.has_value())
================================================================================
src/Processors/Formats/Impl/Parquet/Reader.cpp
================================================================================

--- uncovered block 684-689 ---
      682 |                 chassert(column.meta->meta_data.__isset.bloom_filter_offset);
      683 |                 size_t offset = size_t(column.meta->meta_data.bloom_filter_offset);
>>    684 |                 auto it = std::upper_bound(all_offsets.begin(), all_offsets.end(), offset);
>>    685 |                 size_t end = it == all_offsets.end() ? prefetcher.getFileSize() : *it;
      686 | 
>>    687 |                 column.bloom_filter_data_bytes = end - offset;
>>    688 |                 column.bloom_filter_data_prefetch = prefetcher.registerRange(
>>    689 |                     offset, end - offset, /*likely_to_be_used=*/ false);
      690 |             }
      691 |         }

--- uncovered block 864-864 ---
      862 |     const size_t bytes_per_block = 32;
      863 |     if (column.bloom_filter_header.numBytes <= 0 || column.bloom_filter_header.numBytes % bytes_per_block != 0)
>>    864 |         throw Exception(ErrorCodes::INCORRECT_DATA, "Invalid bloom filter size.");
      865 |     /// The bitset must fit in the bloom filter byte range the file declared, otherwise the block
      866 |     /// subranges below would point outside the data we fetched.
WARNING: Failed to get start time for [Print Uncovered Code] - start time and duration won't be set

--- Coverage counts ---
Lines     : baseline 925,922/1,071,759  ->  current 926,595/1,071,773  (delta +673 / +14)
Functions : baseline 802,739/874,365  ->  current 803,427/874,374  (delta +688 / +9)
Branches  : baseline 301,328/383,916  ->  current 301,827/383,934  (delta +499 / +18)