add test coverage to PR comment

.github/workflows/test.yaml

@@ -64,47 +64,37 @@ jobs:
  echo "Changes in files:" > changed_lines.txt
 
  while IFS= read -r line; do
+ # Check if the line indicates a new file (diff line)
  if [[ $line == diff* ]]; then
+ # Extract the filename from the diff line
  current_file=$(echo "$line" | awk '{print $3}' | sed 's|^b/||')
  fi
 
+ # Check if the line indicates changes (hunk header)
  if [[ $line == @@* ]]; then
- # Get line numbers from the hunk header
+ # Extract line numbers from the hunk header
  line_numbers=$(echo "$line" | grep -oP '\d+(?=\s)' | xargs | tr ' ' ',')
  echo "File: $current_file, Changed lines: $line_numbers" >> changed_lines.txt
  fi
  done < diff.txt
-
  CONTENT=$(cat changed_lines.txt)
- echo "changed_lines=$CONTENT" >> $GITHUB_ENV
+ echo "changed_lines=$changed_lines" >> $GITHUB_ENV
 
  cat changed_lines.txt
 
  - name: Check for untested lines
  id: check_coverage
  run: |
  UNTTESTED_LINES=""
- 
- # Assuming you have a way to get coverage data, replace 'coverage.txt' with your actual coverage file
  while IFS= read -r line; do
  line_number=$(echo "$line" | grep -oP '\d+')
+ coverage_info=$(grep -E "^ *$line_number " changed_lines.txt || true)
  
- # Check the coverage file for coverage info for this line number
- coverage_info=$(grep -E "^ *$line_number " coverage.txt || true)
-
- echo "Processing line: $line_number"
- echo "Coverage info: $coverage_info"
-
- # Check if the coverage info indicates the line is missed
  if [[ $coverage_info == *"missed"* ]]; then
  UNTTESTED_LINES="$UNTTESTED_LINES\nLine $line_number is not covered by tests."
  fi
  done < changed_lines.txt
-
- # Save untested lines to the environment variable
  echo -e "UNTTESTED_LINES=$UNTTESTED_LINES" >> $GITHUB_ENV
-
- # Optional: Print untested lines for debugging
  echo "Untested lines: $UNTTESTED_LINES"
 
  - name: Post coverage comment on PR