lcov-result-merger

Merges multiple lcov results into one

Usage no npm install needed!

<script type="module">
  import lcovResultMerger from 'https://cdn.skypack.dev/lcov-result-merger';
</script>

README

LCOV Result Merger

npm version Build Status Coverage Status js-standard-style semantic-release

When you have multiple test suites for the same application you still want to have the code coverage across all testsuites.

This tool will handle this for you.

Usage

./node_modules/.bin/lcov-result-merger 'FILE_PATTERN' ['OUTPUT_FILE']

Examples

Use stdout

  1. Generate LCOV Code Coverage into different files, e.g. build/coverage/coverage_X.log
  2. Run ./node_modules/.bin/lcov-result-merger 'build/coverage/coverage_*.log'
  3. Use the stdout to pipe it to e.g. Coveralls
  4. Done.

Use merged output file

  1. Generate LCOV Code Coverage into different files, e.g. build/coverage/coverage_X.log
  2. Run ./node_modules/.bin/lcov-result-merger 'build/coverage/coverage_*.log' 'target/coverage/coverage_merged.log'
  3. Done. Enjoy your merged file.