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path: root/scripts/frontend/check_no_partial_karma_jest.sh
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#!/usr/bin/env bash

karma_directory=spec/javascripts

if [ -d ee ]; then
  karma_directory="$karma_directory ee/$karma_directory"
fi

karma_files=$(find $karma_directory -type f -name '*_spec.js' -not -path '*/helpers/*')
violations=""

for karma_file in $karma_files; do
  jest_file=${karma_file/spec\/javascripts/"spec/frontend"}

  if [ -f $jest_file ]; then
    violations="$violations $jest_file"
  fi
done

if [[ -z "$violations" ]]; then
  echo "All good!"
  exit 0
else
  echo "Danger! The following Jest specs have corresponding files in the Karma spec directory (i.e. spec/javascripts):"
  echo ""
  echo "------------------------------"
  for file in $violations; do
    echo $file
  done
  echo "------------------------------"
  echo ""
  echo "For each of these files, please either:"
  echo ""
  echo "1. Fully migrate the file to Jest and remove the corresponding Karma file."
  echo "2. Remove the Jest file for now, make any relevant changes in the corresponding Karma file, and handle the migration to Jest in a separate MR."
  echo ""
  echo "Why is this a problem?"
  echo ""
  echo "- It's nice to have a single source of truth for the unit tests of a subject."
  echo "- This will cause conflicts if the remaining Karma spec is migrated using our automated tool."
  echo "  https://gitlab.com/gitlab-org/frontend/playground/migrate-karma-to-jest"
  echo ""
  exit 1
fi