Coveralls is a hosted service designed to provide code coverage analytics. Some key features include: repository coverage statistics, coverage reports, line-by-line coverage, repository overviews, coverage updates, and GitHub notices. It’s easy to get started with simple step-by-step instructions and built-in integrations with GitHub, GitLab, and Bitbucket.

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Example Layerfile

Layerfile
ENV CI_NAME=layerci \\
   CI_BUILD_NUMBER=$JOB_ID \\
   CI_BUILD_URL="https://webapp.io/$ORGANIZATION_NAME/commits?query=repo%3A$REPOSITORY_NAME+id%3A$JOB_ID" \\
   CI_BRANCH="$GIT_BRANCH" \\
   CI_PULL_REQUEST="$PULL_REQUEST_URL"

SECRET ENV COVERALLS_REPO_TOKEN

RUN (the test command)

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Setting up Coveralls with webapp.io

More information on how to integrate Coveralls with your webapp.io pipeline can be found here.